diff options
Diffstat (limited to 'arch/arm/mach-omap2')
78 files changed, 875 insertions, 646 deletions
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index cb31d4390d52..0ba482638ebf 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -65,6 +65,7 @@ config SOC_AM43XX select ARCH_HAS_OPP select ARM_GIC select MACH_OMAP_GENERIC + select MIGHT_HAVE_CACHE_L2X0 config SOC_DRA7XX bool "TI DRA7XX" diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 543d9a882de3..4f9383cecf76 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -262,12 +262,7 @@ static struct usbhs_phy_data phy_data[] __initdata = { static struct usbhs_omap_platform_data usbhs_bdata __initdata = { .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, -#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \ - defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE) - .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, -#else .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, -#endif }; #ifdef CONFIG_OMAP_MUX diff --git a/arch/arm/mach-omap2/board-flash.c b/arch/arm/mach-omap2/board-flash.c index b6885e42c0a0..e87f2a83d6bf 100644 --- a/arch/arm/mach-omap2/board-flash.c +++ b/arch/arm/mach-omap2/board-flash.c @@ -160,13 +160,13 @@ static u8 get_gpmc0_type(void) if (!fpga_map_addr) return -ENOMEM; - if (!(__raw_readw(fpga_map_addr + REG_FPGA_REV))) + if (!(readw_relaxed(fpga_map_addr + REG_FPGA_REV))) /* we dont have an DEBUG FPGA??? */ /* Depend on #defines!! default to strata boot return param */ goto unmap; /* S8-DIP-OFF = 1, S8-DIP-ON = 0 */ - cs = __raw_readw(fpga_map_addr + REG_FPGA_DIP_SWITCH_INPUT2) & 0xf; + cs = readw_relaxed(fpga_map_addr + REG_FPGA_DIP_SWITCH_INPUT2) & 0xf; /* ES2.0 SDP's onwards 4 dip switches are provided for CS */ if (omap_rev() >= OMAP3430_REV_ES1_0) diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index b8920b6bc104..9480997ba616 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -43,7 +43,7 @@ static void __init omap_generic_init(void) } #ifdef CONFIG_SOC_OMAP2420 -static const char *omap242x_boards_compat[] __initdata = { +static const char *omap242x_boards_compat[] __initconst = { "ti,omap2420", NULL, }; @@ -62,7 +62,7 @@ MACHINE_END #endif #ifdef CONFIG_SOC_OMAP2430 -static const char *omap243x_boards_compat[] __initdata = { +static const char *omap243x_boards_compat[] __initconst = { "ti,omap2430", NULL, }; @@ -81,7 +81,7 @@ MACHINE_END #endif #ifdef CONFIG_ARCH_OMAP3 -static const char *omap3_boards_compat[] __initdata = { +static const char *omap3_boards_compat[] __initconst = { "ti,omap3430", "ti,omap3", NULL, @@ -100,7 +100,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)") .restart = omap3xxx_restart, MACHINE_END -static const char *omap36xx_boards_compat[] __initdata = { +static const char *omap36xx_boards_compat[] __initconst = { "ti,omap36xx", NULL, }; @@ -118,7 +118,7 @@ DT_MACHINE_START(OMAP36XX_DT, "Generic OMAP36xx (Flattened Device Tree)") .restart = omap3xxx_restart, MACHINE_END -static const char *omap3_gp_boards_compat[] __initdata = { +static const char *omap3_gp_boards_compat[] __initconst = { "ti,omap3-beagle", "timll,omap3-devkit8000", NULL, @@ -137,7 +137,7 @@ DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)") .restart = omap3xxx_restart, MACHINE_END -static const char *am3517_boards_compat[] __initdata = { +static const char *am3517_boards_compat[] __initconst = { "ti,am3517", NULL, }; @@ -157,7 +157,7 @@ MACHINE_END #endif #ifdef CONFIG_SOC_AM33XX -static const char *am33xx_boards_compat[] __initdata = { +static const char *am33xx_boards_compat[] __initconst = { "ti,am33xx", NULL, }; @@ -177,7 +177,7 @@ MACHINE_END #endif #ifdef CONFIG_ARCH_OMAP4 -static const char *omap4_boards_compat[] __initdata = { +static const char *omap4_boards_compat[] __initconst = { "ti,omap4460", "ti,omap4430", "ti,omap4", @@ -199,7 +199,7 @@ MACHINE_END #endif #ifdef CONFIG_SOC_OMAP5 -static const char *omap5_boards_compat[] __initdata = { +static const char *omap5_boards_compat[] __initconst = { "ti,omap5432", "ti,omap5430", "ti,omap5", @@ -221,7 +221,7 @@ MACHINE_END #endif #ifdef CONFIG_SOC_AM43XX -static const char *am43_boards_compat[] __initdata = { +static const char *am43_boards_compat[] __initconst = { "ti,am4372", "ti,am43", NULL, @@ -240,13 +240,13 @@ MACHINE_END #endif #ifdef CONFIG_SOC_DRA7XX -static const char *dra7xx_boards_compat[] __initdata = { - "ti,dra7xx", +static const char *dra74x_boards_compat[] __initconst = { + "ti,dra742", "ti,dra7", NULL, }; -DT_MACHINE_START(DRA7XX_DT, "Generic DRA7XX (Flattened Device Tree)") +DT_MACHINE_START(DRA74X_DT, "Generic DRA74X (Flattened Device Tree)") .reserve = omap_reserve, .smp = smp_ops(omap4_smp_ops), .map_io = omap5_map_io, @@ -255,7 +255,24 @@ DT_MACHINE_START(DRA7XX_DT, "Generic DRA7XX (Flattened Device Tree)") .init_irq = omap_gic_of_init, .init_machine = omap_generic_init, .init_time = omap5_realtime_timer_init, - .dt_compat = dra7xx_boards_compat, + .dt_compat = dra74x_boards_compat, + .restart = omap44xx_restart, +MACHINE_END + +static const char *dra72x_boards_compat[] __initconst = { + "ti,dra722", + NULL, +}; + +DT_MACHINE_START(DRA72X_DT, "Generic DRA72X (Flattened Device Tree)") + .reserve = omap_reserve, + .map_io = omap5_map_io, + .init_early = dra7xx_init_early, + .init_late = dra7xx_init_late, + .init_irq = omap_gic_of_init, + .init_machine = omap_generic_init, + .init_time = omap5_realtime_timer_init, + .dt_compat = dra72x_boards_compat, .restart = omap44xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index d6ed819ff15c..660bfc5a70d7 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -33,7 +33,6 @@ #include <linux/mtd/nand.h> #include <linux/mmc/host.h> #include <linux/usb/phy.h> -#include <linux/usb/usb_phy_gen_xceiv.h> #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index 119efaf5808a..a2e035e0792a 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -121,11 +121,7 @@ static struct platform_device omap3stalker_tfp410_device = { static struct connector_atv_platform_data omap3stalker_tv_pdata = { .name = "tv", .source = "venc.0", -#if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO) - .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, -#elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE) .connector_type = OMAP_DSS_VENC_TYPE_COMPOSITE, -#endif .invert_polarity = false, }; diff --git a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c index 3ff32543493c..59cf310bc1e9 100644 --- a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c +++ b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c @@ -138,7 +138,7 @@ int omap2_reprogram_dpllcore(struct clk_hw *hw, unsigned long rate, if (!dd) return -EINVAL; - tmpset.cm_clksel1_pll = __raw_readl(dd->mult_div1_reg); + tmpset.cm_clksel1_pll = readl_relaxed(dd->mult_div1_reg); tmpset.cm_clksel1_pll &= ~(dd->mult_mask | dd->div1_mask); div = ((curr_prcm_set->xtal_speed / 1000000) - 1); diff --git a/arch/arm/mach-omap2/clkt2xxx_osc.c b/arch/arm/mach-omap2/clkt2xxx_osc.c index 19f54d433490..0717dff1bc04 100644 --- a/arch/arm/mach-omap2/clkt2xxx_osc.c +++ b/arch/arm/mach-omap2/clkt2xxx_osc.c @@ -39,9 +39,9 @@ int omap2_enable_osc_ck(struct clk_hw *clk) { u32 pcc; - pcc = __raw_readl(prcm_clksrc_ctrl); + pcc = readl_relaxed(prcm_clksrc_ctrl); - __raw_writel(pcc & ~OMAP_AUTOEXTCLKMODE_MASK, prcm_clksrc_ctrl); + writel_relaxed(pcc & ~OMAP_AUTOEXTCLKMODE_MASK, prcm_clksrc_ctrl); return 0; } @@ -57,9 +57,9 @@ void omap2_disable_osc_ck(struct clk_hw *clk) { u32 pcc; - pcc = __raw_readl(prcm_clksrc_ctrl); + pcc = readl_relaxed(prcm_clksrc_ctrl); - __raw_writel(pcc | OMAP_AUTOEXTCLKMODE_MASK, prcm_clksrc_ctrl); + writel_relaxed(pcc | OMAP_AUTOEXTCLKMODE_MASK, prcm_clksrc_ctrl); } unsigned long omap2_osc_clk_recalc(struct clk_hw *clk, diff --git a/arch/arm/mach-omap2/clkt2xxx_sys.c b/arch/arm/mach-omap2/clkt2xxx_sys.c index f467d072cd02..58dd3a9b726c 100644 --- a/arch/arm/mach-omap2/clkt2xxx_sys.c +++ b/arch/arm/mach-omap2/clkt2xxx_sys.c @@ -33,7 +33,7 @@ u32 omap2xxx_get_sysclkdiv(void) { u32 div; - div = __raw_readl(prcm_clksrc_ctrl); + div = readl_relaxed(prcm_clksrc_ctrl); div &= OMAP_SYSCLKDIV_MASK; div >>= OMAP_SYSCLKDIV_SHIFT; diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h index f17f00697cc0..82c37b1becc4 100644 --- a/arch/arm/mach-omap2/clockdomain.h +++ b/arch/arm/mach-omap2/clockdomain.h @@ -18,7 +18,6 @@ #include "powerdomain.h" #include "clock.h" -#include "omap_hwmod.h" /* * Clockdomain flags @@ -98,6 +97,8 @@ struct clkdm_dep { /* Possible flags for struct clockdomain._flags */ #define _CLKDM_FLAG_HWSUP_ENABLED BIT(0) +struct omap_hwmod; + /** * struct clockdomain - OMAP clockdomain * @name: clockdomain name diff --git a/arch/arm/mach-omap2/cm2xxx.c b/arch/arm/mach-omap2/cm2xxx.c index ce25abbcffae..8be6ea50c092 100644 --- a/arch/arm/mach-omap2/cm2xxx.c +++ b/arch/arm/mach-omap2/cm2xxx.c @@ -18,9 +18,6 @@ #include <linux/err.h> #include <linux/io.h> -#include "soc.h" -#include "iomap.h" -#include "common.h" #include "prm2xxx.h" #include "cm.h" #include "cm2xxx.h" @@ -390,7 +387,7 @@ void omap2xxx_cm_set_mod_dividers(u32 mpu, u32 dsp, u32 gfx, u32 core, u32 mdm) tmp = omap2_cm_read_mod_reg(CORE_MOD, CM_CLKSEL1) & OMAP24XX_CLKSEL_DSS2_MASK; omap2_cm_write_mod_reg(core | tmp, CORE_MOD, CM_CLKSEL1); - if (cpu_is_omap2430()) + if (mdm) omap2_cm_write_mod_reg(mdm, OMAP2430_MDM_MOD, CM_CLKSEL); } @@ -405,19 +402,11 @@ static struct cm_ll_data omap2xxx_cm_ll_data = { int __init omap2xxx_cm_init(void) { - if (!cpu_is_omap24xx()) - return 0; - return cm_register(&omap2xxx_cm_ll_data); } static void __exit omap2xxx_cm_exit(void) { - if (!cpu_is_omap24xx()) - return; - - /* Should never happen */ - WARN(cm_unregister(&omap2xxx_cm_ll_data), - "%s: cm_ll_data function pointer mismatch\n", __func__); + cm_unregister(&omap2xxx_cm_ll_data); } __exitcall(omap2xxx_cm_exit); diff --git a/arch/arm/mach-omap2/cm2xxx_3xxx.h b/arch/arm/mach-omap2/cm2xxx_3xxx.h index bfbd16fe9151..72928a3ce2aa 100644 --- a/arch/arm/mach-omap2/cm2xxx_3xxx.h +++ b/arch/arm/mach-omap2/cm2xxx_3xxx.h @@ -52,12 +52,12 @@ static inline u32 omap2_cm_read_mod_reg(s16 module, u16 idx) { - return __raw_readl(cm_base + module + idx); + return readl_relaxed(cm_base + module + idx); } static inline void omap2_cm_write_mod_reg(u32 val, s16 module, u16 idx) { - __raw_writel(val, cm_base + module + idx); + writel_relaxed(val, cm_base + module + idx); } /* Read-modify-write a register in a CM module. Caller must lock */ diff --git a/arch/arm/mach-omap2/cm33xx.c b/arch/arm/mach-omap2/cm33xx.c index 40a22e5649ae..b3f99e93def0 100644 --- a/arch/arm/mach-omap2/cm33xx.c +++ b/arch/arm/mach-omap2/cm33xx.c @@ -50,13 +50,13 @@ /* Read a register in a CM instance */ static inline u32 am33xx_cm_read_reg(u16 inst, u16 idx) { - return __raw_readl(cm_base + inst + idx); + return readl_relaxed(cm_base + inst + idx); } /* Write into a register in a CM */ static inline void am33xx_cm_write_reg(u32 val, u16 inst, u16 idx) { - __raw_writel(val, cm_base + inst + idx); + writel_relaxed(val, cm_base + inst + idx); } /* Read-modify-write a register in CM */ diff --git a/arch/arm/mach-omap2/cm33xx.h b/arch/arm/mach-omap2/cm33xx.h index cfb8891b0c0e..15a778ce7707 100644 --- a/arch/arm/mach-omap2/cm33xx.h +++ b/arch/arm/mach-omap2/cm33xx.h @@ -17,11 +17,8 @@ #ifndef __ARCH_ARM_MACH_OMAP2_CM_33XX_H #define __ARCH_ARM_MACH_OMAP2_CM_33XX_H -#include "common.h" - #include "cm.h" #include "cm-regbits-33xx.h" -#include "iomap.h" /* CM base address */ #define AM33XX_CM_BASE 0x44e00000 diff --git a/arch/arm/mach-omap2/cm3xxx.c b/arch/arm/mach-omap2/cm3xxx.c index f6f028867bfe..129a4e7f6ef5 100644 --- a/arch/arm/mach-omap2/cm3xxx.c +++ b/arch/arm/mach-omap2/cm3xxx.c @@ -18,9 +18,6 @@ #include <linux/err.h> #include <linux/io.h> -#include "soc.h" -#include "iomap.h" -#include "common.h" #include "prm2xxx_3xxx.h" #include "cm.h" #include "cm3xxx.h" @@ -388,7 +385,8 @@ void omap3_cm_save_context(void) omap2_cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL1); cm_context.iva2_cm_clksel2 = omap2_cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL2); - cm_context.cm_sysconfig = __raw_readl(OMAP3430_CM_SYSCONFIG); + cm_context.cm_sysconfig = + omap2_cm_read_mod_reg(OCP_MOD, OMAP3430_CM_SYSCONFIG); cm_context.sgx_cm_clksel = omap2_cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_CLKSEL); cm_context.dss_cm_clksel = @@ -418,7 +416,8 @@ void omap3_cm_save_context(void) omap2_cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL5); cm_context.pll_cm_clken2 = omap2_cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKEN2); - cm_context.cm_polctrl = __raw_readl(OMAP3430_CM_POLCTRL); + cm_context.cm_polctrl = + omap2_cm_read_mod_reg(OCP_MOD, OMAP3430_CM_POLCTRL); cm_context.iva2_cm_fclken = omap2_cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_FCLKEN); cm_context.iva2_cm_clken_pll = @@ -519,7 +518,8 @@ void omap3_cm_restore_context(void) CM_CLKSEL1); omap2_cm_write_mod_reg(cm_context.iva2_cm_clksel2, OMAP3430_IVA2_MOD, CM_CLKSEL2); - __raw_writel(cm_context.cm_sysconfig, OMAP3430_CM_SYSCONFIG); + omap2_cm_write_mod_reg(cm_context.cm_sysconfig, OCP_MOD, + OMAP3430_CM_SYSCONFIG); omap2_cm_write_mod_reg(cm_context.sgx_cm_clksel, OMAP3430ES2_SGX_MOD, CM_CLKSEL); omap2_cm_write_mod_reg(cm_context.dss_cm_clksel, OMAP3430_DSS_MOD, @@ -547,7 +547,8 @@ void omap3_cm_restore_context(void) OMAP3430ES2_CM_CLKSEL5); omap2_cm_write_mod_reg(cm_context.pll_cm_clken2, PLL_MOD, OMAP3430ES2_CM_CLKEN2); - __raw_writel(cm_context.cm_polctrl, OMAP3430_CM_POLCTRL); + omap2_cm_write_mod_reg(cm_context.cm_polctrl, OCP_MOD, + OMAP3430_CM_POLCTRL); omap2_cm_write_mod_reg(cm_context.iva2_cm_fclken, OMAP3430_IVA2_MOD, CM_FCLKEN); omap2_cm_write_mod_reg(cm_context.iva2_cm_clken_pll, OMAP3430_IVA2_MOD, @@ -669,19 +670,11 @@ static struct cm_ll_data omap3xxx_cm_ll_data = { int __init omap3xxx_cm_init(void) { - if (!cpu_is_omap34xx()) - return 0; - return cm_register(&omap3xxx_cm_ll_data); } static void __exit omap3xxx_cm_exit(void) { - if (!cpu_is_omap34xx()) - return; - - /* Should never happen */ - WARN(cm_unregister(&omap3xxx_cm_ll_data), - "%s: cm_ll_data function pointer mismatch\n", __func__); + cm_unregister(&omap3xxx_cm_ll_data); } __exitcall(omap3xxx_cm_exit); diff --git a/arch/arm/mach-omap2/cm3xxx.h b/arch/arm/mach-omap2/cm3xxx.h index 8224c91b4d7a..7a16b5598127 100644 --- a/arch/arm/mach-omap2/cm3xxx.h +++ b/arch/arm/mach-omap2/cm3xxx.h @@ -29,9 +29,8 @@ * These registers appear once per CM module. */ -#define OMAP3430_CM_REVISION OMAP34XX_CM_REGADDR(OCP_MOD, 0x0000) -#define OMAP3430_CM_SYSCONFIG OMAP34XX_CM_REGADDR(OCP_MOD, 0x0010) -#define OMAP3430_CM_POLCTRL OMAP34XX_CM_REGADDR(OCP_MOD, 0x009c) +#define OMAP3430_CM_SYSCONFIG 0x0010 +#define OMAP3430_CM_POLCTRL 0x009c #define OMAP3_CM_CLKOUT_CTRL_OFFSET 0x0070 #define OMAP3430_CM_CLKOUT_CTRL OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070) diff --git a/arch/arm/mach-omap2/cm44xx.c b/arch/arm/mach-omap2/cm44xx.c index 535d66e2822c..fe5cc7bae489 100644 --- a/arch/arm/mach-omap2/cm44xx.c +++ b/arch/arm/mach-omap2/cm44xx.c @@ -18,35 +18,32 @@ #include <linux/err.h> #include <linux/io.h> -#include "iomap.h" -#include "common.h" #include "cm.h" #include "cm1_44xx.h" #include "cm2_44xx.h" -#include "cm-regbits-44xx.h" /* CM1 hardware module low-level functions */ /* Read a register in CM1 */ u32 omap4_cm1_read_inst_reg(s16 inst, u16 reg) { - return __raw_readl(OMAP44XX_CM1_REGADDR(inst, reg)); + return readl_relaxed(cm_base + inst + reg); } /* Write into a register in CM1 */ void omap4_cm1_write_inst_reg(u32 val, s16 inst, u16 reg) { - __raw_writel(val, OMAP44XX_CM1_REGADDR(inst, reg)); + writel_relaxed(val, cm_base + inst + reg); } /* Read a register in CM2 */ u32 omap4_cm2_read_inst_reg(s16 inst, u16 reg) { - return __raw_readl(OMAP44XX_CM2_REGADDR(inst, reg)); + return readl_relaxed(cm2_base + inst + reg); } /* Write into a register in CM2 */ void omap4_cm2_write_inst_reg(u32 val, s16 inst, u16 reg) { - __raw_writel(val, OMAP44XX_CM2_REGADDR(inst, reg)); + writel_relaxed(val, cm2_base + inst + reg); } diff --git a/arch/arm/mach-omap2/cm_common.c b/arch/arm/mach-omap2/cm_common.c index 40b3b5a84458..8f6c4710877e 100644 --- a/arch/arm/mach-omap2/cm_common.c +++ b/arch/arm/mach-omap2/cm_common.c @@ -14,11 +14,11 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/errno.h> +#include <linux/bug.h> #include "cm2xxx.h" #include "cm3xxx.h" #include "cm44xx.h" -#include "common.h" /* * cm_ll_data: function pointers to SoC-specific implementations of diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c index f5c4731b6f06..12aca56942c0 100644 --- a/arch/arm/mach-omap2/cminst44xx.c +++ b/arch/arm/mach-omap2/cminst44xx.c @@ -21,8 +21,6 @@ #include <linux/err.h> #include <linux/io.h> -#include "iomap.h" -#include "common.h" #include "clockdomain.h" #include "cm.h" #include "cm1_44xx.h" @@ -30,12 +28,18 @@ #include "cm44xx.h" #include "cminst44xx.h" #include "cm-regbits-34xx.h" -#include "cm-regbits-44xx.h" #include "prcm44xx.h" #include "prm44xx.h" #include "prcm_mpu44xx.h" #include "prcm-common.h" +#define OMAP4430_IDLEST_SHIFT 16 +#define OMAP4430_IDLEST_MASK (0x3 << 16) +#define OMAP4430_CLKTRCTRL_SHIFT 0 +#define OMAP4430_CLKTRCTRL_MASK (0x3 << 0) +#define OMAP4430_MODULEMODE_SHIFT 0 +#define OMAP4430_MODULEMODE_MASK (0x3 << 0) + /* * CLKCTRL_IDLEST_*: possible values for the CM_*_CLKCTRL.IDLEST bitfield: * @@ -116,7 +120,7 @@ u32 omap4_cminst_read_inst_reg(u8 part, u16 inst, u16 idx) BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS || part == OMAP4430_INVALID_PRCM_PARTITION || !_cm_bases[part]); - return __raw_readl(_cm_bases[part] + inst + idx); + return readl_relaxed(_cm_bases[part] + inst + idx); } /* Write into a register in a CM instance */ @@ -125,7 +129,7 @@ void omap4_cminst_write_inst_reg(u32 val, u8 part, u16 inst, u16 idx) BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS || part == OMAP4430_INVALID_PRCM_PARTITION || !_cm_bases[part]); - __raw_writel(val, _cm_bases[part] + inst + idx); + writel_relaxed(val, _cm_bases[part] + inst + idx); } /* Read-modify-write a register in CM1. Caller must lock */ diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index d88aff7baff8..ff029737c8f0 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -91,6 +91,7 @@ extern void omap3_sync32k_timer_init(void); extern void omap3_secure_sync32k_timer_init(void); extern void omap3_gptimer_timer_init(void); extern void omap4_local_timer_init(void); +int omap_l2_cache_init(void); extern void omap5_realtime_timer_init(void); void omap2420_init_early(void); diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index 44bb4d544dcf..751f3549bf6f 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -151,32 +151,32 @@ void __iomem *omap_ctrl_base_get(void) u8 omap_ctrl_readb(u16 offset) { - return __raw_readb(OMAP_CTRL_REGADDR(offset)); + return readb_relaxed(OMAP_CTRL_REGADDR(offset)); } u16 omap_ctrl_readw(u16 offset) { - return __raw_readw(OMAP_CTRL_REGADDR(offset)); + return readw_relaxed(OMAP_CTRL_REGADDR(offset)); } u32 omap_ctrl_readl(u16 offset) { - return __raw_readl(OMAP_CTRL_REGADDR(offset)); + return readl_relaxed(OMAP_CTRL_REGADDR(offset)); } void omap_ctrl_writeb(u8 val, u16 offset) { - __raw_writeb(val, OMAP_CTRL_REGADDR(offset)); + writeb_relaxed(val, OMAP_CTRL_REGADDR(offset)); } void omap_ctrl_writew(u16 val, u16 offset) { - __raw_writew(val, OMAP_CTRL_REGADDR(offset)); + writew_relaxed(val, OMAP_CTRL_REGADDR(offset)); } void omap_ctrl_writel(u32 val, u16 offset) { - __raw_writel(val, OMAP_CTRL_REGADDR(offset)); + writel_relaxed(val, OMAP_CTRL_REGADDR(offset)); } /* @@ -188,12 +188,12 @@ void omap_ctrl_writel(u32 val, u16 offset) u32 omap4_ctrl_pad_readl(u16 offset) { - return __raw_readl(OMAP4_CTRL_PAD_REGADDR(offset)); + return readl_relaxed(OMAP4_CTRL_PAD_REGADDR(offset)); } void omap4_ctrl_pad_writel(u32 val, u16 offset) { - __raw_writel(val, OMAP4_CTRL_PAD_REGADDR(offset)); + writel_relaxed(val, OMAP4_CTRL_PAD_REGADDR(offset)); } #ifdef CONFIG_ARCH_OMAP3 @@ -222,7 +222,7 @@ void omap3_ctrl_write_boot_mode(u8 bootmode) * * XXX This should use some omap_ctrl_writel()-type function */ - __raw_writel(l, OMAP2_L4_IO_ADDRESS(OMAP343X_SCRATCHPAD + 4)); + writel_relaxed(l, OMAP2_L4_IO_ADDRESS(OMAP343X_SCRATCHPAD + 4)); } #endif @@ -285,7 +285,7 @@ void omap3_clear_scratchpad_contents(void) if (omap2_prm_read_mod_reg(OMAP3430_GR_MOD, OMAP3_PRM_RSTST_OFFSET) & OMAP3430_GLOBAL_COLD_RST_MASK) { for ( ; offset <= max_offset; offset += 0x4) - __raw_writel(0x0, (v_addr + offset)); + writel_relaxed(0x0, (v_addr + offset)); omap2_prm_set_mod_reg_bits(OMAP3430_GLOBAL_COLD_RST_MASK, OMAP3430_GR_MOD, OMAP3_PRM_RSTST_OFFSET); diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index 16d33d831287..bf852d7ae951 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -279,6 +279,8 @@ static enum omapdss_version __init omap_display_get_version(void) return OMAPDSS_VER_OMAP4; else if (soc_is_omap54xx()) return OMAPDSS_VER_OMAP5; + else if (soc_is_am43xx()) + return OMAPDSS_VER_AM43xx; else return OMAPDSS_VER_UNKNOWN; } @@ -555,65 +557,9 @@ int omap_dss_reset(struct omap_hwmod *oh) return r; } -/* list of 'compatible' nodes to convert to omapdss specific */ -static const char * const dss_compat_conv_list[] __initconst = { - "composite-connector", - "dvi-connector", - "hdmi-connector", - "panel-dpi", - "panel-dsi-cm", - "sony,acx565akm", - "svideo-connector", - "ti,tfp410", - "ti,tpd12s015", -}; - -/* prepend compatible string with "omapdss," */ -static __init void omapdss_omapify_node(struct device_node *node, - const char *compat) -{ - char *new_compat; - struct property *prop; - - new_compat = kasprintf(GFP_KERNEL, "omapdss,%s", compat); - - prop = kzalloc(sizeof(*prop), GFP_KERNEL); - - if (!prop) { - pr_err("omapdss_omapify_node: kzalloc failed\n"); - return; - } - - prop->name = "compatible"; - prop->value = new_compat; - prop->length = strlen(new_compat) + 1; - - of_update_property(node, prop); -} - -/* - * As omapdss panel drivers are omapdss specific, but we want to define the - * DT-data in generic manner, we convert the compatible strings of the panel - * nodes from "panel-foo" to "omapdss,panel-foo". This way we can have both - * correct DT data and omapdss specific drivers. - * - * When we get generic panel drivers to the kernel, this will be removed. - */ void __init omapdss_early_init_of(void) { - int i; - - for (i = 0; i < ARRAY_SIZE(dss_compat_conv_list); ++i) { - const char *compat = dss_compat_conv_list[i]; - struct device_node *node = NULL; - - while ((node = of_find_compatible_node(node, NULL, compat))) { - if (!of_device_is_available(node)) - continue; - omapdss_omapify_node(node, compat); - } - } } struct device_node * __init omapdss_find_dss_of_node(void) @@ -632,6 +578,10 @@ struct device_node * __init omapdss_find_dss_of_node(void) if (node) return node; + node = of_find_compatible_node(NULL, NULL, "ti,omap5-dss"); + if (node) + return node; + return NULL; } diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c index 5689c88d986d..a6d2cf1f8d02 100644 --- a/arch/arm/mach-omap2/dma.c +++ b/arch/arm/mach-omap2/dma.c @@ -91,7 +91,7 @@ static inline void dma_write(u32 val, int reg, int lch) addr += reg_map[reg].offset; addr += reg_map[reg].stride * lch; - __raw_writel(val, addr); + writel_relaxed(val, addr); } static inline u32 dma_read(int reg, int lch) @@ -101,7 +101,7 @@ static inline u32 dma_read(int reg, int lch) addr += reg_map[reg].offset; addr += reg_map[reg].stride * lch; - return __raw_readl(addr); + return readl_relaxed(addr); } static void omap2_clear_dma(int lch) diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c index 4349e82debfe..17cd39360afe 100644 --- a/arch/arm/mach-omap2/gpmc-nand.c +++ b/arch/arm/mach-omap2/gpmc-nand.c @@ -46,7 +46,7 @@ static struct platform_device gpmc_nand_device = { static bool gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt) { /* platforms which support all ECC schemes */ - if (soc_is_am33xx() || cpu_is_omap44xx() || + if (soc_is_am33xx() || soc_is_am43xx() || cpu_is_omap44xx() || soc_is_omap54xx() || soc_is_dra7xx()) return 1; diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 9fe8c949305c..852b19a367f0 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -170,12 +170,12 @@ static irqreturn_t gpmc_handle_irq(int irq, void *dev); static void gpmc_write_reg(int idx, u32 val) { - __raw_writel(val, gpmc_base + idx); + writel_relaxed(val, gpmc_base + idx); } static u32 gpmc_read_reg(int idx) { - return __raw_readl(gpmc_base + idx); + return readl_relaxed(gpmc_base + idx); } void gpmc_cs_write_reg(int cs, int idx, u32 val) @@ -183,7 +183,7 @@ void gpmc_cs_write_reg(int cs, int idx, u32 val) void __iomem *reg_addr; reg_addr = gpmc_base + GPMC_CS0_OFFSET + (cs * GPMC_CS_SIZE) + idx; - __raw_writel(val, reg_addr); + writel_relaxed(val, reg_addr); } static u32 gpmc_cs_read_reg(int cs, int idx) @@ -191,7 +191,7 @@ static u32 gpmc_cs_read_reg(int cs, int idx) void __iomem *reg_addr; reg_addr = gpmc_base + GPMC_CS0_OFFSET + (cs * GPMC_CS_SIZE) + idx; - return __raw_readl(reg_addr); + return readl_relaxed(reg_addr); } /* TODO: Add support for gpmc_fck to clock framework and use it */ diff --git a/arch/arm/mach-omap2/hdq1w.c b/arch/arm/mach-omap2/hdq1w.c index cbc8e3c480e0..f78b4a161959 100644 --- a/arch/arm/mach-omap2/hdq1w.c +++ b/arch/arm/mach-omap2/hdq1w.c @@ -76,6 +76,7 @@ int omap_hdq1w_reset(struct omap_hwmod *oh) return 0; } +#ifndef CONFIG_OF static int __init omap_init_hdq(void) { int id = -1; @@ -95,3 +96,4 @@ static int __init omap_init_hdq(void) return 0; } omap_arch_initcall(omap_init_hdq); +#endif diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 157412e4273a..43969da5d50b 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -94,7 +94,7 @@ EXPORT_SYMBOL(omap_type); #define OMAP_TAP_DIE_ID_44XX_2 0x020c #define OMAP_TAP_DIE_ID_44XX_3 0x0210 -#define read_tap_reg(reg) __raw_readl(tap_base + (reg)) +#define read_tap_reg(reg) readl_relaxed(tap_base + (reg)) struct omap_id { u16 hawkeye; /* Silicon type (Hawkeye id) */ @@ -628,6 +628,41 @@ void __init omap5xxx_check_revision(void) pr_info("%s %s\n", soc_name, soc_rev); } +void __init dra7xxx_check_revision(void) +{ + u32 idcode; + u16 hawkeye; + u8 rev; + + idcode = read_tap_reg(OMAP_TAP_IDCODE); + hawkeye = (idcode >> 12) & 0xffff; + rev = (idcode >> 28) & 0xff; + switch (hawkeye) { + case 0xb990: + switch (rev) { + case 0: + omap_revision = DRA752_REV_ES1_0; + break; + case 1: + default: + omap_revision = DRA752_REV_ES1_1; + } + break; + + default: + /* Unknown default to latest silicon rev as default*/ + pr_warn("%s: unknown idcode=0x%08x (hawkeye=0x%08x,rev=0x%d)\n", + __func__, idcode, hawkeye, rev); + omap_revision = DRA752_REV_ES1_1; + } + + sprintf(soc_name, "DRA%03x", omap_rev() >> 16); + sprintf(soc_rev, "ES%d.%d", (omap_rev() >> 12) & 0xf, + (omap_rev() >> 8) & 0xf); + + pr_info("%s %s\n", soc_name, soc_rev); +} + /* * Set up things for map_io and processor detection later on. Gets called * pretty much first thing from board init. For multi-omap, this gets @@ -669,6 +704,8 @@ static const char * __init omap_get_family(void) return kasprintf(GFP_KERNEL, "OMAP5"); else if (soc_is_am43xx()) return kasprintf(GFP_KERNEL, "AM43xx"); + else if (soc_is_dra7xx()) + return kasprintf(GFP_KERNEL, "DRA7"); else return kasprintf(GFP_KERNEL, "Unknown"); } diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index f14f9ac2dca1..8f559450c876 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -609,6 +609,7 @@ void __init am43xx_init_early(void) am43xx_clockdomains_init(); am43xx_hwmod_init(); omap_hwmod_init_postsetup(); + omap_l2_cache_init(); omap_clk_soc_init = am43xx_dt_clk_init; } @@ -640,6 +641,7 @@ void __init omap4430_init_early(void) omap44xx_clockdomains_init(); omap44xx_hwmod_init(); omap_hwmod_init_postsetup(); + omap_l2_cache_init(); omap_clk_soc_init = omap4xxx_dt_clk_init; } @@ -693,6 +695,7 @@ void __init dra7xx_init_early(void) omap_prm_base_init(); omap_cm_base_init(); omap44xx_prm_init(); + dra7xxx_check_revision(); dra7xx_powerdomains_init(); dra7xx_clockdomains_init(); dra7xx_hwmod_init(); diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 6037a9a01ed5..35b8590c322e 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -83,12 +83,12 @@ struct omap3_intc_regs { static void intc_bank_write_reg(u32 val, struct omap_irq_bank *bank, u16 reg) { - __raw_writel(val, bank->base_reg + reg); + writel_relaxed(val, bank->base_reg + reg); } static u32 intc_bank_read_reg(struct omap_irq_bank *bank, u16 reg) { - return __raw_readl(bank->base_reg + reg); + return readl_relaxed(bank->base_reg + reg); } /* XXX: FIQ and additional INTC support (only MPU at the moment) */ diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 48094b58c88f..fd88edeb027f 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -70,18 +70,18 @@ struct omap_mux_partition *omap_mux_get(const char *name) u16 omap_mux_read(struct omap_mux_partition *partition, u16 reg) { if (partition->flags & OMAP_MUX_REG_8BIT) - return __raw_readb(partition->base + reg); + return readb_relaxed(partition->base + reg); else - return __raw_readw(partition->base + reg); + return readw_relaxed(partition->base + reg); } void omap_mux_write(struct omap_mux_partition *partition, u16 val, u16 reg) { if (partition->flags & OMAP_MUX_REG_8BIT) - __raw_writeb(val, partition->base + reg); + writeb_relaxed(val, partition->base + reg); else - __raw_writew(val, partition->base + reg); + writew_relaxed(val, partition->base + reg); } void omap_mux_write_array(struct omap_mux_partition *partition, diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S index 40c5d5f1451c..4993d4bfe9b2 100644 --- a/arch/arm/mach-omap2/omap-headsmp.S +++ b/arch/arm/mach-omap2/omap-headsmp.S @@ -31,10 +31,6 @@ * register AuxCoreBoot0. */ ENTRY(omap5_secondary_startup) -.arm -THUMB( adr r9, BSYM(wait) ) @ CPU may be entered in ARM mode. -THUMB( bx r9 ) @ If this is a Thumb-2 kernel, -THUMB( .thumb ) @ switch to Thumb now. wait: ldr r2, =AUX_CORE_BOOT0_PA @ read from AuxCoreBoot0 ldr r0, [r2] mov r0, r0, lsr #5 @@ -43,7 +39,7 @@ wait: ldr r2, =AUX_CORE_BOOT0_PA @ read from AuxCoreBoot0 cmp r0, r4 bne wait b secondary_startup -END(omap5_secondary_startup) +ENDPROC(omap5_secondary_startup) /* * OMAP4 specific entry point for secondary CPU to jump from ROM * code. This routine also provides a holding flag into which diff --git a/arch/arm/mach-omap2/omap-hotplug.c b/arch/arm/mach-omap2/omap-hotplug.c index 458f72f9dc8f..971791fe9a3f 100644 --- a/arch/arm/mach-omap2/omap-hotplug.c +++ b/arch/arm/mach-omap2/omap-hotplug.c @@ -39,7 +39,7 @@ void __ref omap4_cpu_die(unsigned int cpu) if (omap_modify_auxcoreboot0(0x0, 0x200) != 0x0) pr_err("Secure clear status failed\n"); } else { - __raw_writel(0, base + OMAP_AUX_CORE_BOOT_0); + writel_relaxed(0, base + OMAP_AUX_CORE_BOOT_0); } @@ -53,7 +53,7 @@ void __ref omap4_cpu_die(unsigned int cpu) boot_cpu = omap_read_auxcoreboot0(); else boot_cpu = - __raw_readl(base + OMAP_AUX_CORE_BOOT_0) >> 5; + readl_relaxed(base + OMAP_AUX_CORE_BOOT_0) >> 5; if (boot_cpu == smp_processor_id()) { /* diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c index 667915d236f3..4001325f90fb 100644 --- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -116,7 +116,7 @@ static inline void set_cpu_wakeup_addr(unsigned int cpu_id, u32 addr) { struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); - __raw_writel(addr, pm_info->wkup_sar_addr); + writel_relaxed(addr, pm_info->wkup_sar_addr); } /* @@ -141,7 +141,7 @@ static void scu_pwrst_prepare(unsigned int cpu_id, unsigned int cpu_state) break; } - __raw_writel(scu_pwr_st, pm_info->scu_sar_addr); + writel_relaxed(scu_pwr_st, pm_info->scu_sar_addr); } /* Helper functions for MPUSS OSWR */ @@ -179,7 +179,7 @@ static void l2x0_pwrst_prepare(unsigned int cpu_id, unsigned int save_state) { struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); - __raw_writel(save_state, pm_info->l2x0_sar_addr); + writel_relaxed(save_state, pm_info->l2x0_sar_addr); } /* @@ -187,19 +187,15 @@ static void l2x0_pwrst_prepare(unsigned int cpu_id, unsigned int save_state) * in every restore MPUSS OFF path. */ #ifdef CONFIG_CACHE_L2X0 -static void save_l2x0_context(void) +static void __init save_l2x0_context(void) { - u32 val; - void __iomem *l2x0_base = omap4_get_l2cache_base(); - if (l2x0_base) { - val = __raw_readl(l2x0_base + L2X0_AUX_CTRL); - __raw_writel(val, sar_base + L2X0_AUXCTRL_OFFSET); - val = __raw_readl(l2x0_base + L2X0_PREFETCH_CTRL); - __raw_writel(val, sar_base + L2X0_PREFETCH_CTRL_OFFSET); - } + writel_relaxed(l2x0_saved_regs.aux_ctrl, + sar_base + L2X0_AUXCTRL_OFFSET); + writel_relaxed(l2x0_saved_regs.prefetch_ctrl, + sar_base + L2X0_PREFETCH_CTRL_OFFSET); } #else -static void save_l2x0_context(void) +static void __init save_l2x0_context(void) {} #endif @@ -386,9 +382,9 @@ int __init omap4_mpuss_init(void) /* Save device type on scratchpad for low level code to use */ if (omap_type() != OMAP2_DEVICE_TYPE_GP) - __raw_writel(1, sar_base + OMAP_TYPE_OFFSET); + writel_relaxed(1, sar_base + OMAP_TYPE_OFFSET); else - __raw_writel(0, sar_base + OMAP_TYPE_OFFSET); + writel_relaxed(0, sar_base + OMAP_TYPE_OFFSET); save_l2x0_context(); diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 17550aa39d0f..256e84ef0f67 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -99,7 +99,7 @@ static int omap4_boot_secondary(unsigned int cpu, struct task_struct *idle) if (omap_secure_apis_support()) omap_modify_auxcoreboot0(0x200, 0xfffffdff); else - __raw_writel(0x20, base + OMAP_AUX_CORE_BOOT_0); + writel_relaxed(0x20, base + OMAP_AUX_CORE_BOOT_0); if (!cpu1_clkdm && !cpu1_pwrdm) { cpu1_clkdm = clkdm_lookup("mpu1_clkdm"); @@ -227,8 +227,8 @@ static void __init omap4_smp_prepare_cpus(unsigned int max_cpus) if (omap_secure_apis_support()) omap_auxcoreboot_addr(virt_to_phys(startup_addr)); else - __raw_writel(virt_to_phys(omap5_secondary_startup), - base + OMAP_AUX_CORE_BOOT_1); + writel_relaxed(virt_to_phys(omap5_secondary_startup), + base + OMAP_AUX_CORE_BOOT_1); } diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index 693fe486e917..37843a7d3639 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -60,19 +60,19 @@ static unsigned int omap_secure_apis; */ static inline u32 wakeupgen_readl(u8 idx, u32 cpu) { - return __raw_readl(wakeupgen_base + OMAP_WKG_ENB_A_0 + + return readl_relaxed(wakeupgen_base + OMAP_WKG_ENB_A_0 + (cpu * CPU_ENA_OFFSET) + (idx * 4)); } static inline void wakeupgen_writel(u32 val, u8 idx, u32 cpu) { - __raw_writel(val, wakeupgen_base + OMAP_WKG_ENB_A_0 + + writel_relaxed(val, wakeupgen_base + OMAP_WKG_ENB_A_0 + (cpu * CPU_ENA_OFFSET) + (idx * 4)); } static inline void sar_writel(u32 val, u32 offset, u8 idx) { - __raw_writel(val, sar_base + offset + (idx * 4)); + writel_relaxed(val, sar_base + offset + (idx * 4)); } static inline int _wakeupgen_get_irq_info(u32 irq, u32 *bit_posn, u8 *reg_index) @@ -231,21 +231,21 @@ static inline void omap4_irq_save_context(void) } /* Save AuxBoot* registers */ - val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); - __raw_writel(val, sar_base + AUXCOREBOOT0_OFFSET); - val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_1); - __raw_writel(val, sar_base + AUXCOREBOOT1_OFFSET); + val = readl_relaxed(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); + writel_relaxed(val, sar_base + AUXCOREBOOT0_OFFSET); + val = readl_relaxed(wakeupgen_base + OMAP_AUX_CORE_BOOT_1); + writel_relaxed(val, sar_base + AUXCOREBOOT1_OFFSET); /* Save SyncReq generation logic */ - val = __raw_readl(wakeupgen_base + OMAP_PTMSYNCREQ_MASK); - __raw_writel(val, sar_base + PTMSYNCREQ_MASK_OFFSET); - val = __raw_readl(wakeupgen_base + OMAP_PTMSYNCREQ_EN); - __raw_writel(val, sar_base + PTMSYNCREQ_EN_OFFSET); + val = readl_relaxed(wakeupgen_base + OMAP_PTMSYNCREQ_MASK); + writel_relaxed(val, sar_base + PTMSYNCREQ_MASK_OFFSET); + val = readl_relaxed(wakeupgen_base + OMAP_PTMSYNCREQ_EN); + writel_relaxed(val, sar_base + PTMSYNCREQ_EN_OFFSET); /* Set the Backup Bit Mask status */ - val = __raw_readl(sar_base + SAR_BACKUP_STATUS_OFFSET); + val = readl_relaxed(sar_base + SAR_BACKUP_STATUS_OFFSET); val |= SAR_BACKUP_STATUS_WAKEUPGEN; - __raw_writel(val, sar_base + SAR_BACKUP_STATUS_OFFSET); + writel_relaxed(val, sar_base + SAR_BACKUP_STATUS_OFFSET); } @@ -264,15 +264,15 @@ static inline void omap5_irq_save_context(void) } /* Save AuxBoot* registers */ - val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); - __raw_writel(val, sar_base + OMAP5_AUXCOREBOOT0_OFFSET); - val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); - __raw_writel(val, sar_base + OMAP5_AUXCOREBOOT1_OFFSET); + val = readl_relaxed(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); + writel_relaxed(val, sar_base + OMAP5_AUXCOREBOOT0_OFFSET); + val = readl_relaxed(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); + writel_relaxed(val, sar_base + OMAP5_AUXCOREBOOT1_OFFSET); /* Set the Backup Bit Mask status */ - val = __raw_readl(sar_base + OMAP5_SAR_BACKUP_STATUS_OFFSET); + val = readl_relaxed(sar_base + OMAP5_SAR_BACKUP_STATUS_OFFSET); val |= SAR_BACKUP_STATUS_WAKEUPGEN; - __raw_writel(val, sar_base + OMAP5_SAR_BACKUP_STATUS_OFFSET); + writel_relaxed(val, sar_base + OMAP5_SAR_BACKUP_STATUS_OFFSET); } @@ -306,9 +306,9 @@ static void irq_sar_clear(void) if (soc_is_omap54xx()) offset = OMAP5_SAR_BACKUP_STATUS_OFFSET; - val = __raw_readl(sar_base + offset); + val = readl_relaxed(sar_base + offset); val &= ~SAR_BACKUP_STATUS_WAKEUPGEN; - __raw_writel(val, sar_base + offset); + writel_relaxed(val, sar_base + offset); } /* diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index 95e171a055f3..326cd982a3cb 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -125,25 +125,25 @@ void __init gic_init_irq(void) void gic_dist_disable(void) { if (gic_dist_base_addr) - __raw_writel(0x0, gic_dist_base_addr + GIC_DIST_CTRL); + writel_relaxed(0x0, gic_dist_base_addr + GIC_DIST_CTRL); } void gic_dist_enable(void) { if (gic_dist_base_addr) - __raw_writel(0x1, gic_dist_base_addr + GIC_DIST_CTRL); + writel_relaxed(0x1, gic_dist_base_addr + GIC_DIST_CTRL); } bool gic_dist_disabled(void) { - return !(__raw_readl(gic_dist_base_addr + GIC_DIST_CTRL) & 0x1); + return !(readl_relaxed(gic_dist_base_addr + GIC_DIST_CTRL) & 0x1); } void gic_timer_retrigger(void) { - u32 twd_int = __raw_readl(twd_base + TWD_TIMER_INTSTAT); - u32 gic_int = __raw_readl(gic_dist_base_addr + GIC_DIST_PENDING_SET); - u32 twd_ctrl = __raw_readl(twd_base + TWD_TIMER_CONTROL); + u32 twd_int = readl_relaxed(twd_base + TWD_TIMER_INTSTAT); + u32 gic_int = readl_relaxed(gic_dist_base_addr + GIC_DIST_PENDING_SET); + u32 twd_ctrl = readl_relaxed(twd_base + TWD_TIMER_CONTROL); if (twd_int && !(gic_int & BIT(IRQ_LOCALTIMER))) { /* @@ -151,11 +151,11 @@ void gic_timer_retrigger(void) * disabled. Ack the pending interrupt, and retrigger it. */ pr_warn("%s: lost localtimer interrupt\n", __func__); - __raw_writel(1, twd_base + TWD_TIMER_INTSTAT); + writel_relaxed(1, twd_base + TWD_TIMER_INTSTAT); if (!(twd_ctrl & TWD_TIMER_CONTROL_PERIODIC)) { - __raw_writel(1, twd_base + TWD_TIMER_COUNTER); + writel_relaxed(1, twd_base + TWD_TIMER_COUNTER); twd_ctrl |= TWD_TIMER_CONTROL_ENABLE; - __raw_writel(twd_ctrl, twd_base + TWD_TIMER_CONTROL); + writel_relaxed(twd_ctrl, twd_base + TWD_TIMER_CONTROL); } } } @@ -167,75 +167,57 @@ void __iomem *omap4_get_l2cache_base(void) return l2cache_base; } -static void omap4_l2x0_disable(void) +static void omap4_l2c310_write_sec(unsigned long val, unsigned reg) { - outer_flush_all(); - /* Disable PL310 L2 Cache controller */ - omap_smc1(0x102, 0x0); -} + unsigned smc_op; -static void omap4_l2x0_set_debug(unsigned long val) -{ - /* Program PL310 L2 Cache controller debug register */ - omap_smc1(0x100, val); + switch (reg) { + case L2X0_CTRL: + smc_op = OMAP4_MON_L2X0_CTRL_INDEX; + break; + + case L2X0_AUX_CTRL: + smc_op = OMAP4_MON_L2X0_AUXCTRL_INDEX; + break; + + case L2X0_DEBUG_CTRL: + smc_op = OMAP4_MON_L2X0_DBG_CTRL_INDEX; + break; + + case L310_PREFETCH_CTRL: + smc_op = OMAP4_MON_L2X0_PREFETCH_INDEX; + break; + + default: + WARN_ONCE(1, "OMAP L2C310: ignoring write to reg 0x%x\n", reg); + return; + } + + omap_smc1(smc_op, val); } -static int __init omap_l2_cache_init(void) +int __init omap_l2_cache_init(void) { - u32 aux_ctrl = 0; - - /* - * To avoid code running on other OMAPs in - * multi-omap builds - */ - if (!cpu_is_omap44xx()) - return -ENODEV; + u32 aux_ctrl; /* Static mapping, never released */ l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K); if (WARN_ON(!l2cache_base)) return -ENOMEM; - /* - * 16-way associativity, parity disabled - * Way size - 32KB (es1.0) - * Way size - 64KB (es2.0 +) - */ - aux_ctrl = ((1 << L2X0_AUX_CTRL_ASSOCIATIVITY_SHIFT) | - (0x1 << 25) | - (0x1 << L2X0_AUX_CTRL_NS_LOCKDOWN_SHIFT) | - (0x1 << L2X0_AUX_CTRL_NS_INT_CTRL_SHIFT)); - - if (omap_rev() == OMAP4430_REV_ES1_0) { - aux_ctrl |= 0x2 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT; - } else { - aux_ctrl |= ((0x3 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT) | - (1 << L2X0_AUX_CTRL_SHARE_OVERRIDE_SHIFT) | - (1 << L2X0_AUX_CTRL_DATA_PREFETCH_SHIFT) | - (1 << L2X0_AUX_CTRL_INSTR_PREFETCH_SHIFT) | - (1 << L2X0_AUX_CTRL_EARLY_BRESP_SHIFT)); - } - if (omap_rev() != OMAP4430_REV_ES1_0) - omap_smc1(0x109, aux_ctrl); - - /* Enable PL310 L2 Cache controller */ - omap_smc1(0x102, 0x1); + /* 16-way associativity, parity disabled, way size - 64KB (es2.0 +) */ + aux_ctrl = L2C_AUX_CTRL_SHARED_OVERRIDE | + L310_AUX_CTRL_DATA_PREFETCH | + L310_AUX_CTRL_INSTR_PREFETCH; + outer_cache.write_sec = omap4_l2c310_write_sec; if (of_have_populated_dt()) - l2x0_of_init(aux_ctrl, L2X0_AUX_CTRL_MASK); + l2x0_of_init(aux_ctrl, 0xcf9fffff); else - l2x0_init(l2cache_base, aux_ctrl, L2X0_AUX_CTRL_MASK); - - /* - * Override default outer_cache.disable with a OMAP4 - * specific one - */ - outer_cache.disable = omap4_l2x0_disable; - outer_cache.set_debug = omap4_l2x0_set_debug; + l2x0_init(l2cache_base, aux_ctrl, 0xcf9fffff); return 0; } -omap_early_initcall(omap_l2_cache_init); #endif void __iomem *omap4_get_sar_ram_base(void) diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 66c60fe1104c..f7bb435bb543 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -72,7 +72,7 @@ * | (../mach-omap2/omap_hwmod*) | * +-------------------------------+ * | OMAP clock/PRCM/register fns | - * | (__raw_{read,write}l, clk*) | + * | ({read,write}l_relaxed, clk*) | * +-------------------------------+ * * Device drivers should not contain any OMAP-specific code or data in @@ -3230,17 +3230,17 @@ static int _am33xx_is_hardreset_asserted(struct omap_hwmod *oh, u32 omap_hwmod_read(struct omap_hwmod *oh, u16 reg_offs) { if (oh->flags & HWMOD_16BIT_REG) - return __raw_readw(oh->_mpu_rt_va + reg_offs); + return readw_relaxed(oh->_mpu_rt_va + reg_offs); else - return __raw_readl(oh->_mpu_rt_va + reg_offs); + return readl_relaxed(oh->_mpu_rt_va + reg_offs); } void omap_hwmod_write(u32 v, struct omap_hwmod *oh, u16 reg_offs) { if (oh->flags & HWMOD_16BIT_REG) - __raw_writew(v, oh->_mpu_rt_va + reg_offs); + writew_relaxed(v, oh->_mpu_rt_va + reg_offs); else - __raw_writel(v, oh->_mpu_rt_va + reg_offs); + writel_relaxed(v, oh->_mpu_rt_va + reg_offs); } /** diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c index 0f178623e7da..a579b89ce9b7 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c @@ -24,6 +24,7 @@ #include "prm33xx.h" #include "omap_hwmod_33xx_43xx_common_data.h" #include "prcm43xx.h" +#include "common.h" #define CLKCTRL(oh, clkctrl) ((oh).prcm.omap4.clkctrl_offs = (clkctrl)) #define RSTCTRL(oh, rstctrl) ((oh).prcm.omap4.rstctrl_offs = (rstctrl)) diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 71ac7d5f3385..1cd0cfdc03e0 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -3689,12 +3689,9 @@ static struct omap_hwmod_class_sysconfig omap34xx_ssi_sysc = { .rev_offs = 0x0000, .sysc_offs = 0x0010, .syss_offs = 0x0014, - .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_EMUFREE | - SYSC_HAS_MIDLEMODE | SYSC_HAS_SIDLEMODE | - SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), - .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | - SIDLE_SMART_WKUP | MSTANDBY_FORCE | MSTANDBY_NO | - MSTANDBY_SMART | MSTANDBY_SMART_WKUP), + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_MIDLEMODE | + SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), .sysc_fields = &omap_hwmod_sysc_type1, }; diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 1219280bb976..41e54f759934 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -3635,15 +3635,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__dmic = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_dmic_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> dmic (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__dmic_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_dmic_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* dsp -> iva */ @@ -4209,15 +4201,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcbsp1 = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_mcbsp1_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> mcbsp1 (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcbsp1_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_mcbsp1_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_abe -> mcbsp2 */ @@ -4225,15 +4209,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcbsp2 = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_mcbsp2_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> mcbsp2 (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcbsp2_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_mcbsp2_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_abe -> mcbsp3 */ @@ -4241,15 +4217,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcbsp3 = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_mcbsp3_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> mcbsp3 (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcbsp3_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_mcbsp3_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_per -> mcbsp4 */ @@ -4265,15 +4233,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcpdm = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_mcpdm_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> mcpdm (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__mcpdm_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_mcpdm_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_per -> mcspi1 */ @@ -4575,15 +4535,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer5 = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_timer5_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> timer5 (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer5_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_timer5_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_abe -> timer6 */ @@ -4591,15 +4543,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer6 = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_timer6_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> timer6 (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer6_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_timer6_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_abe -> timer7 */ @@ -4607,15 +4551,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer7 = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_timer7_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> timer7 (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer7_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_timer7_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_abe -> timer8 */ @@ -4623,15 +4559,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer8 = { .master = &omap44xx_l4_abe_hwmod, .slave = &omap44xx_timer8_hwmod, .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU, -}; - -/* l4_abe -> timer8 (dma) */ -static struct omap_hwmod_ocp_if omap44xx_l4_abe__timer8_dma = { - .master = &omap44xx_l4_abe_hwmod, - .slave = &omap44xx_timer8_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_SDMA, + .user = OCP_USER_MPU | OCP_USER_SDMA, }; /* l4_per -> timer9 */ @@ -4831,7 +4759,6 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l3_instr__debugss, &omap44xx_l4_cfg__dma_system, &omap44xx_l4_abe__dmic, - &omap44xx_l4_abe__dmic_dma, &omap44xx_dsp__iva, /* &omap44xx_dsp__sl2if, */ &omap44xx_l4_cfg__dsp, @@ -4874,14 +4801,10 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_abe__mcasp, &omap44xx_l4_abe__mcasp_dma, &omap44xx_l4_abe__mcbsp1, - &omap44xx_l4_abe__mcbsp1_dma, &omap44xx_l4_abe__mcbsp2, - &omap44xx_l4_abe__mcbsp2_dma, &omap44xx_l4_abe__mcbsp3, - &omap44xx_l4_abe__mcbsp3_dma, &omap44xx_l4_per__mcbsp4, &omap44xx_l4_abe__mcpdm, - &omap44xx_l4_abe__mcpdm_dma, &omap44xx_l4_per__mcspi1, &omap44xx_l4_per__mcspi2, &omap44xx_l4_per__mcspi3, @@ -4913,13 +4836,9 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_per__timer3, &omap44xx_l4_per__timer4, &omap44xx_l4_abe__timer5, - &omap44xx_l4_abe__timer5_dma, &omap44xx_l4_abe__timer6, - &omap44xx_l4_abe__timer6_dma, &omap44xx_l4_abe__timer7, - &omap44xx_l4_abe__timer7_dma, &omap44xx_l4_abe__timer8, - &omap44xx_l4_abe__timer8_dma, &omap44xx_l4_per__timer9, &omap44xx_l4_per__timer10, &omap44xx_l4_per__timer11, diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c index e829664e6a6c..290213f2cbe3 100644 --- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c @@ -334,6 +334,235 @@ static struct omap_hwmod omap54xx_dmic_hwmod = { }; /* + * 'dss' class + * display sub-system + */ +static struct omap_hwmod_class_sysconfig omap54xx_dss_sysc = { + .rev_offs = 0x0000, + .syss_offs = 0x0014, + .sysc_flags = SYSS_HAS_RESET_STATUS, +}; + +static struct omap_hwmod_class omap54xx_dss_hwmod_class = { + .name = "dss", + .sysc = &omap54xx_dss_sysc, + .reset = omap_dss_reset, +}; + +/* dss */ +static struct omap_hwmod_opt_clk dss_opt_clks[] = { + { .role = "32khz_clk", .clk = "dss_32khz_clk" }, + { .role = "sys_clk", .clk = "dss_sys_clk" }, + { .role = "hdmi_clk", .clk = "dss_48mhz_clk" }, +}; + +static struct omap_hwmod omap54xx_dss_hwmod = { + .name = "dss_core", + .class = &omap54xx_dss_hwmod_class, + .clkdm_name = "dss_clkdm", + .flags = HWMOD_CONTROL_OPT_CLKS_IN_RESET, + .main_clk = "dss_dss_clk", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_DSS_DSS_CLKCTRL_OFFSET, + .context_offs = OMAP54XX_RM_DSS_DSS_CONTEXT_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, + .opt_clks = dss_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(dss_opt_clks), +}; + +/* + * 'dispc' class + * display controller + */ + +static struct omap_hwmod_class_sysconfig omap54xx_dispc_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_CLOCKACTIVITY | + SYSC_HAS_ENAWAKEUP | SYSC_HAS_MIDLEMODE | + SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET | + SYSS_HAS_RESET_STATUS), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | + MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap54xx_dispc_hwmod_class = { + .name = "dispc", + .sysc = &omap54xx_dispc_sysc, +}; + +/* dss_dispc */ +static struct omap_hwmod_opt_clk dss_dispc_opt_clks[] = { + { .role = "sys_clk", .clk = "dss_sys_clk" }, +}; + +/* dss_dispc dev_attr */ +static struct omap_dss_dispc_dev_attr dss_dispc_dev_attr = { + .has_framedonetv_irq = 1, + .manager_count = 4, +}; + +static struct omap_hwmod omap54xx_dss_dispc_hwmod = { + .name = "dss_dispc", + .class = &omap54xx_dispc_hwmod_class, + .clkdm_name = "dss_clkdm", + .main_clk = "dss_dss_clk", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_DSS_DSS_CLKCTRL_OFFSET, + .flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT, + }, + }, + .opt_clks = dss_dispc_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(dss_dispc_opt_clks), + .dev_attr = &dss_dispc_dev_attr, +}; + +/* + * 'dsi1' class + * display serial interface controller + */ + +static struct omap_hwmod_class_sysconfig omap54xx_dsi1_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_CLOCKACTIVITY | + SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE | + SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap54xx_dsi1_hwmod_class = { + .name = "dsi1", + .sysc = &omap54xx_dsi1_sysc, +}; + +/* dss_dsi1_a */ +static struct omap_hwmod_opt_clk dss_dsi1_a_opt_clks[] = { + { .role = "sys_clk", .clk = "dss_sys_clk" }, +}; + +static struct omap_hwmod omap54xx_dss_dsi1_a_hwmod = { + .name = "dss_dsi1", + .class = &omap54xx_dsi1_hwmod_class, + .clkdm_name = "dss_clkdm", + .main_clk = "dss_dss_clk", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_DSS_DSS_CLKCTRL_OFFSET, + .flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT, + }, + }, + .opt_clks = dss_dsi1_a_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(dss_dsi1_a_opt_clks), +}; + +/* dss_dsi1_c */ +static struct omap_hwmod_opt_clk dss_dsi1_c_opt_clks[] = { + { .role = "sys_clk", .clk = "dss_sys_clk" }, +}; + +static struct omap_hwmod omap54xx_dss_dsi1_c_hwmod = { + .name = "dss_dsi2", + .class = &omap54xx_dsi1_hwmod_class, + .clkdm_name = "dss_clkdm", + .main_clk = "dss_dss_clk", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_DSS_DSS_CLKCTRL_OFFSET, + .flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT, + }, + }, + .opt_clks = dss_dsi1_c_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(dss_dsi1_c_opt_clks), +}; + +/* + * 'hdmi' class + * hdmi controller + */ + +static struct omap_hwmod_class_sysconfig omap54xx_hdmi_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .sysc_flags = (SYSC_HAS_RESET_STATUS | SYSC_HAS_SIDLEMODE | + SYSC_HAS_SOFTRESET), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | + SIDLE_SMART_WKUP), + .sysc_fields = &omap_hwmod_sysc_type2, +}; + +static struct omap_hwmod_class omap54xx_hdmi_hwmod_class = { + .name = "hdmi", + .sysc = &omap54xx_hdmi_sysc, +}; + +static struct omap_hwmod_opt_clk dss_hdmi_opt_clks[] = { + { .role = "sys_clk", .clk = "dss_sys_clk" }, +}; + +static struct omap_hwmod omap54xx_dss_hdmi_hwmod = { + .name = "dss_hdmi", + .class = &omap54xx_hdmi_hwmod_class, + .clkdm_name = "dss_clkdm", + .main_clk = "dss_48mhz_clk", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_DSS_DSS_CLKCTRL_OFFSET, + .flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT, + }, + }, + .opt_clks = dss_hdmi_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(dss_hdmi_opt_clks), +}; + +/* + * 'rfbi' class + * remote frame buffer interface + */ + +static struct omap_hwmod_class_sysconfig omap54xx_rfbi_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_SIDLEMODE | + SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap54xx_rfbi_hwmod_class = { + .name = "rfbi", + .sysc = &omap54xx_rfbi_sysc, +}; + +/* dss_rfbi */ +static struct omap_hwmod_opt_clk dss_rfbi_opt_clks[] = { + { .role = "ick", .clk = "l3_iclk_div" }, +}; + +static struct omap_hwmod omap54xx_dss_rfbi_hwmod = { + .name = "dss_rfbi", + .class = &omap54xx_rfbi_hwmod_class, + .clkdm_name = "dss_clkdm", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_DSS_DSS_CLKCTRL_OFFSET, + .flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT, + }, + }, + .opt_clks = dss_rfbi_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(dss_rfbi_opt_clks), +}; + +/* * 'emif' class * external memory interface no1 (wrapper) */ @@ -1974,6 +2203,54 @@ static struct omap_hwmod_ocp_if omap54xx_l4_abe__dmic = { .user = OCP_USER_MPU, }; +/* l3_main_2 -> dss */ +static struct omap_hwmod_ocp_if omap54xx_l3_main_2__dss = { + .master = &omap54xx_l3_main_2_hwmod, + .slave = &omap54xx_dss_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l3_main_2 -> dss_dispc */ +static struct omap_hwmod_ocp_if omap54xx_l3_main_2__dss_dispc = { + .master = &omap54xx_l3_main_2_hwmod, + .slave = &omap54xx_dss_dispc_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l3_main_2 -> dss_dsi1_a */ +static struct omap_hwmod_ocp_if omap54xx_l3_main_2__dss_dsi1_a = { + .master = &omap54xx_l3_main_2_hwmod, + .slave = &omap54xx_dss_dsi1_a_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l3_main_2 -> dss_dsi1_c */ +static struct omap_hwmod_ocp_if omap54xx_l3_main_2__dss_dsi1_c = { + .master = &omap54xx_l3_main_2_hwmod, + .slave = &omap54xx_dss_dsi1_c_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l3_main_2 -> dss_hdmi */ +static struct omap_hwmod_ocp_if omap54xx_l3_main_2__dss_hdmi = { + .master = &omap54xx_l3_main_2_hwmod, + .slave = &omap54xx_dss_hdmi_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +/* l3_main_2 -> dss_rfbi */ +static struct omap_hwmod_ocp_if omap54xx_l3_main_2__dss_rfbi = { + .master = &omap54xx_l3_main_2_hwmod, + .slave = &omap54xx_dss_rfbi_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + /* mpu -> emif1 */ static struct omap_hwmod_ocp_if omap54xx_mpu__emif1 = { .master = &omap54xx_mpu_hwmod, @@ -2427,6 +2704,12 @@ static struct omap_hwmod_ocp_if *omap54xx_hwmod_ocp_ifs[] __initdata = { &omap54xx_l4_cfg__dma_system, &omap54xx_l4_abe__dmic, &omap54xx_l4_cfg__mmu_dsp, + &omap54xx_l3_main_2__dss, + &omap54xx_l3_main_2__dss_dispc, + &omap54xx_l3_main_2__dss_dsi1_a, + &omap54xx_l3_main_2__dss_dsi1_c, + &omap54xx_l3_main_2__dss_hdmi, + &omap54xx_l3_main_2__dss_rfbi, &omap54xx_mpu__emif1, &omap54xx_mpu__emif2, &omap54xx_l4_wkup__gpio1, diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c index 810c205d668b..20b4398cec05 100644 --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c @@ -2318,21 +2318,11 @@ static struct omap_hwmod_ocp_if dra7xx_l4_cfg__mpu = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -static struct omap_hwmod_addr_space dra7xx_ocp2scp1_addrs[] = { - { - .pa_start = 0x4a080000, - .pa_end = 0x4a08001f, - .flags = ADDR_TYPE_RT - }, - { } -}; - /* l4_cfg -> ocp2scp1 */ static struct omap_hwmod_ocp_if dra7xx_l4_cfg__ocp2scp1 = { .master = &dra7xx_l4_cfg_hwmod, .slave = &dra7xx_ocp2scp1_hwmod, .clk = "l4_root_clk_div", - .addr = dra7xx_ocp2scp1_addrs, .user = OCP_USER_MPU | OCP_USER_SDMA, }; diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c index eb8a25de67ed..50640b38f0bf 100644 --- a/arch/arm/mach-omap2/omap_phy_internal.c +++ b/arch/arm/mach-omap2/omap_phy_internal.c @@ -57,7 +57,7 @@ static int __init omap4430_phy_power_down(void) } /* Power down the phy */ - __raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF); + writel_relaxed(PHY_PD, ctrl_base + CONTROL_DEV_CONF); iounmap(ctrl_base); @@ -162,7 +162,7 @@ void ti81xx_musb_phy_power(u8 on) return; } - usbphycfg = __raw_readl(scm_base + USBCTRL0); + usbphycfg = readl_relaxed(scm_base + USBCTRL0); if (on) { if (cpu_is_ti816x()) { @@ -181,7 +181,7 @@ void ti81xx_musb_phy_power(u8 on) usbphycfg |= USBPHY_CM_PWRDN | USBPHY_OTG_PWRDN; } - __raw_writel(usbphycfg, scm_base + USBCTRL0); + writel_relaxed(usbphycfg, scm_base + USBCTRL0); iounmap(scm_base); } diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index 615e5b1fb025..6bf626700557 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -46,15 +46,8 @@ static bool is_offset_valid; static u8 smps_offset; -/* - * Flag to ensure Smartreflex bit in TWL - * being cleared in board file is not overwritten. - */ -static bool __initdata twl_sr_enable_autoinit; -#define TWL4030_DCDC_GLOBAL_CFG 0x06 #define REG_SMPS_OFFSET 0xE0 -#define SMARTREFLEX_ENABLE BIT(3) static unsigned long twl4030_vsel_to_uv(const u8 vsel) { @@ -251,18 +244,6 @@ int __init omap3_twl_init(void) if (!cpu_is_omap34xx()) return -ENODEV; - /* - * The smartreflex bit on twl4030 specifies if the setting of voltage - * is done over the I2C_SR path. Since this setting is independent of - * the actual usage of smartreflex AVS module, we enable TWL SR bit - * by default irrespective of whether smartreflex AVS module is enabled - * on the OMAP side or not. This is because without this bit enabled, - * the voltage scaling through vp forceupdate/bypass mechanism of - * voltage scaling will not function on TWL over I2C_SR. - */ - if (!twl_sr_enable_autoinit) - omap3_twl_set_sr_bit(true); - voltdm = voltdm_lookup("mpu_iva"); omap_voltage_register_pmic(voltdm, &omap3_mpu_pmic); @@ -271,44 +252,3 @@ int __init omap3_twl_init(void) return 0; } - -/** - * omap3_twl_set_sr_bit() - Set/Clear SR bit on TWL - * @enable: enable SR mode in twl or not - * - * If 'enable' is true, enables Smartreflex bit on TWL 4030 to make sure - * voltage scaling through OMAP SR works. Else, the smartreflex bit - * on twl4030 is cleared as there are platforms which use OMAP3 and T2 but - * use Synchronized Scaling Hardware Strategy (ENABLE_VMODE=1) and Direct - * Strategy Software Scaling Mode (ENABLE_VMODE=0), for setting the voltages, - * in those scenarios this bit is to be cleared (enable = false). - * - * Returns 0 on success, error is returned if I2C read/write fails. - */ -int __init omap3_twl_set_sr_bit(bool enable) -{ - u8 temp; - int ret; - if (twl_sr_enable_autoinit) - pr_warning("%s: unexpected multiple calls\n", __func__); - - ret = twl_i2c_read_u8(TWL_MODULE_PM_RECEIVER, &temp, - TWL4030_DCDC_GLOBAL_CFG); - if (ret) - goto err; - - if (enable) - temp |= SMARTREFLEX_ENABLE; - else - temp &= ~SMARTREFLEX_ENABLE; - - ret = twl_i2c_write_u8(TWL_MODULE_PM_RECEIVER, temp, - TWL4030_DCDC_GLOBAL_CFG); - if (!ret) { - twl_sr_enable_autoinit = true; - return 0; - } -err: - pr_err("%s: Error access to TWL4030 (%d)\n", __func__, ret); - return ret; -} diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index c3b73351cb7a..90c88d498485 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -226,6 +226,14 @@ static void __init am3517_evm_legacy_init(void) am35xx_emac_reset(); } +static struct platform_device omap3_rom_rng_device = { + .name = "omap3-rom-rng", + .id = -1, + .dev = { + .platform_data = rx51_secure_rng_call, + }, +}; + static void __init nokia_n900_legacy_init(void) { hsmmc2_internal_input_clk(); @@ -239,6 +247,10 @@ static void __init nokia_n900_legacy_init(void) pr_warning("RX-51: Not enabling ARM errata 430973 workaround\n"); pr_warning("Thumb binaries may crash randomly without this workaround\n"); } + + pr_info("RX-51: Registring OMAP3 HWRNG device\n"); + platform_device_register(&omap3_rom_rng_device); + } } #endif /* CONFIG_ARCH_OMAP3 */ @@ -254,6 +266,11 @@ static void __init omap4_panda_legacy_init(void) { legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 53); } + +static void __init var_som_om44_legacy_init(void) +{ + legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 41); +} #endif #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) @@ -364,6 +381,8 @@ static struct pdata_init pdata_quirks[] __initdata = { #ifdef CONFIG_ARCH_OMAP4 { "ti,omap4-sdp", omap4_sdp_legacy_init, }, { "ti,omap4-panda", omap4_panda_legacy_init, }, + { "variscite,var-dvk-om44", var_som_om44_legacy_init, }, + { "variscite,var-stk-om44", var_som_om44_legacy_init, }, #endif #ifdef CONFIG_SOC_AM33XX { "ti,am335x-evmsk", am335x_evmsk_legacy_init, }, diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index e1b41416fbf1..828aee9ea6a8 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -32,11 +32,13 @@ #include "pm.h" #include "twl-common.h" +#ifdef CONFIG_SUSPEND /* * omap_pm_suspend: points to a function that does the SoC-specific * suspend work */ -int (*omap_pm_suspend)(void); +static int (*omap_pm_suspend)(void); +#endif #ifdef CONFIG_PM /** @@ -243,6 +245,15 @@ static const struct platform_suspend_ops omap_pm_ops = { .valid = suspend_valid_only_mem, }; +/** + * omap_common_suspend_init - Set common suspend routines for OMAP SoCs + * @pm_suspend: function pointer to SoC specific suspend function + */ +void omap_common_suspend_init(void *pm_suspend) +{ + omap_pm_suspend = pm_suspend; + suspend_set_ops(&omap_pm_ops); +} #endif /* CONFIG_SUSPEND */ static void __init omap3_init_voltages(void) @@ -287,32 +298,24 @@ omap_postcore_initcall(omap2_common_pm_init); int __init omap2_common_pm_late_init(void) { - /* - * In the case of DT, the PMIC and SR initialization will be done using - * a completely different mechanism. - * Disable this part if a DT blob is available. - */ - if (!of_have_populated_dt()) { - - /* Init the voltage layer */ - omap_pmic_late_init(); - omap_voltage_late_init(); + if (of_have_populated_dt()) { + omap3_twl_init(); + omap4_twl_init(); + } - /* Initialize the voltages */ - omap3_init_voltages(); - omap4_init_voltages(); + /* Init the voltage layer */ + omap_pmic_late_init(); + omap_voltage_late_init(); - /* Smartreflex device init */ - omap_devinit_smartreflex(); + /* Initialize the voltages */ + omap3_init_voltages(); + omap4_init_voltages(); - } + /* Smartreflex device init */ + omap_devinit_smartreflex(); /* cpufreq dummy device instantiation */ omap_init_cpufreq(); -#ifdef CONFIG_SUSPEND - suspend_set_ops(&omap_pm_ops); -#endif - return 0; } diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index d4d0fce325c7..e150102d6c06 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -34,7 +34,6 @@ extern void *omap3_secure_ram_storage; extern void omap3_pm_off_mode_enable(int); extern void omap_sram_idle(void); extern int omap_pm_clkdms_setup(struct clockdomain *clkdm, void *unused); -extern int (*omap_pm_suspend)(void); #if defined(CONFIG_PM_OPP) extern int omap3_opp_init(void); @@ -147,4 +146,11 @@ static inline void omap_pm_get_oscillator(u32 *tstart, u32 *tshut) { *tstart = * static inline void omap_pm_setup_sr_i2c_pcb_length(u32 mm) { } #endif +#ifdef CONFIG_SUSPEND +void omap_common_suspend_init(void *pm_suspend); +#else +static inline void omap_common_suspend_init(void *pm_suspend) +{ +} +#endif /* CONFIG_SUSPEND */ #endif diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index 8c0759496c8d..a5ea988ff340 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -229,9 +229,7 @@ static void __init prcm_setup_regs(void) clkdm_for_each(omap_pm_clkdms_setup, NULL); clkdm_add_wkdep(mpu_clkdm, wkup_clkdm); -#ifdef CONFIG_SUSPEND - omap_pm_suspend = omap2_enter_full_retention; -#endif + omap_common_suspend_init(omap2_enter_full_retention); /* REVISIT: Configure number of 32 kHz clock cycles for sys_clk * stabilisation */ diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 87099bb6de69..507d8eeaab95 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -50,6 +50,7 @@ #include "sdrc.h" #include "sram.h" #include "control.h" +#include "vc.h" /* pm34xx errata defined in pm.h */ u16 pm34xx_errata; @@ -288,6 +289,9 @@ void omap_sram_idle(void) } } + /* Configure PMIC signaling for I2C4 or sys_off_mode */ + omap3_vc_set_pmic_signaling(core_next_state); + omap3_intc_prepare_idle(); /* @@ -391,7 +395,8 @@ restore: return ret; } - +#else +#define omap3_pm_suspend NULL #endif /* CONFIG_SUSPEND */ @@ -705,9 +710,7 @@ int __init omap3_pm_init(void) per_clkdm = clkdm_lookup("per_clkdm"); wkup_clkdm = clkdm_lookup("wkup_clkdm"); -#ifdef CONFIG_SUSPEND - omap_pm_suspend = omap3_pm_suspend; -#endif + omap_common_suspend_init(omap3_pm_suspend); arm_pm_idle = omap3_pm_idle; omap3_idle_init(); diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index eefb30cfcabd..0dda6cf8b855 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -96,6 +96,8 @@ static int omap4_pm_suspend(void) return 0; } +#else +#define omap4_pm_suspend NULL #endif /* CONFIG_SUSPEND */ static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused) @@ -251,9 +253,7 @@ int __init omap4_pm_init(void) (void) clkdm_for_each(omap_pm_clkdms_setup, NULL); -#ifdef CONFIG_SUSPEND - omap_pm_suspend = omap4_pm_suspend; -#endif + omap_common_suspend_init(omap4_pm_suspend); /* Overwrite the default cpu_do_idle() */ arm_pm_idle = omap_default_idle; diff --git a/arch/arm/mach-omap2/powerdomain-common.c b/arch/arm/mach-omap2/powerdomain-common.c index c0aeabfcf009..c40e5f009826 100644 --- a/arch/arm/mach-omap2/powerdomain-common.c +++ b/arch/arm/mach-omap2/powerdomain-common.c @@ -17,7 +17,6 @@ #include "pm.h" #include "cm.h" #include "cm-regbits-34xx.h" -#include "cm-regbits-44xx.h" #include "prm-regbits-34xx.h" #include "prm-regbits-44xx.h" diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c index 93a2a6e4260f..faebd5f076af 100644 --- a/arch/arm/mach-omap2/powerdomain.c +++ b/arch/arm/mach-omap2/powerdomain.c @@ -32,6 +32,7 @@ #include "powerdomain.h" #include "clockdomain.h" +#include "voltage.h" #include "soc.h" #include "pm.h" diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h index da5a59ae77b6..f4727117f6cc 100644 --- a/arch/arm/mach-omap2/powerdomain.h +++ b/arch/arm/mach-omap2/powerdomain.h @@ -21,8 +21,6 @@ #include <linux/list.h> #include <linux/spinlock.h> -#include "voltage.h" - /* Powerdomain basic power states */ #define PWRDM_POWER_OFF 0x0 #define PWRDM_POWER_RET 0x1 @@ -75,6 +73,7 @@ struct clockdomain; struct powerdomain; +struct voltagedomain; /** * struct powerdomain - OMAP powerdomain diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h index 0e841fd9498a..a8e4b582c527 100644 --- a/arch/arm/mach-omap2/prcm-common.h +++ b/arch/arm/mach-omap2/prcm-common.h @@ -428,6 +428,28 @@ #define MAX_IOPAD_LATCH_TIME 100 # ifndef __ASSEMBLER__ +#include <linux/delay.h> + +/** + * omap_test_timeout - busy-loop, testing a condition + * @cond: condition to test until it evaluates to true + * @timeout: maximum number of microseconds in the timeout + * @index: loop index (integer) + * + * Loop waiting for @cond to become true or until at least @timeout + * microseconds have passed. To use, define some integer @index in the + * calling code. After running, if @index == @timeout, then the loop has + * timed out. + */ +#define omap_test_timeout(cond, timeout, index) \ +({ \ + for (index = 0; index < timeout; index++) { \ + if (cond) \ + break; \ + udelay(1); \ + } \ +}) + /** * struct omap_prcm_irq - describes a PRCM interrupt bit * @name: a short name describing the interrupt type, e.g. "wkup" or "io" @@ -458,6 +480,7 @@ struct omap_prcm_irq { * @ocp_barrier: fn ptr to force buffered PRM writes to complete * @save_and_clear_irqen: fn ptr to save and clear IRQENABLE regs * @restore_irqen: fn ptr to save and clear IRQENABLE regs + * @reconfigure_io_chain: fn ptr to reconfigure IO chain * @saved_mask: IRQENABLE regs are saved here during suspend * @priority_mask: 1 bit per IRQ, set to 1 if omap_prcm_irq.priority = true * @base_irq: base dynamic IRQ number, returned from irq_alloc_descs() in init @@ -479,6 +502,7 @@ struct omap_prcm_irq_setup { void (*ocp_barrier)(void); void (*save_and_clear_irqen)(u32 *saved_mask); void (*restore_irqen)(u32 *saved_mask); + void (*reconfigure_io_chain)(void); u32 *saved_mask; u32 *priority_mask; int base_irq; diff --git a/arch/arm/mach-omap2/prcm_mpu44xx.c b/arch/arm/mach-omap2/prcm_mpu44xx.c index c30e44a7fab0..cdbee6326d29 100644 --- a/arch/arm/mach-omap2/prcm_mpu44xx.c +++ b/arch/arm/mach-omap2/prcm_mpu44xx.c @@ -30,12 +30,12 @@ void __iomem *prcm_mpu_base; u32 omap4_prcm_mpu_read_inst_reg(s16 inst, u16 reg) { - return __raw_readl(OMAP44XX_PRCM_MPU_REGADDR(inst, reg)); + return readl_relaxed(OMAP44XX_PRCM_MPU_REGADDR(inst, reg)); } void omap4_prcm_mpu_write_inst_reg(u32 val, s16 inst, u16 reg) { - __raw_writel(val, OMAP44XX_PRCM_MPU_REGADDR(inst, reg)); + writel_relaxed(val, OMAP44XX_PRCM_MPU_REGADDR(inst, reg)); } u32 omap4_prcm_mpu_rmw_inst_reg_bits(u32 mask, u32 bits, s16 inst, s16 reg) diff --git a/arch/arm/mach-omap2/prcm_mpu44xx.h b/arch/arm/mach-omap2/prcm_mpu44xx.h index 059bd4f49035..ac9cb4550239 100644 --- a/arch/arm/mach-omap2/prcm_mpu44xx.h +++ b/arch/arm/mach-omap2/prcm_mpu44xx.h @@ -26,7 +26,6 @@ #define __ARCH_ARM_MACH_OMAP2_PRCM_MPU44XX_H #include "prcm_mpu_44xx_54xx.h" -#include "common.h" #define OMAP4430_PRCM_MPU_BASE 0x48243000 diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h index cebad565ed37..106132db532b 100644 --- a/arch/arm/mach-omap2/prm-regbits-34xx.h +++ b/arch/arm/mach-omap2/prm-regbits-34xx.h @@ -123,8 +123,15 @@ #define OMAP3430_GLOBAL_SW_RST_SHIFT 1 #define OMAP3430_GLOBAL_COLD_RST_SHIFT 0 #define OMAP3430_GLOBAL_COLD_RST_MASK (1 << 0) -#define OMAP3430_SEL_OFF_MASK (1 << 3) -#define OMAP3430_AUTO_OFF_MASK (1 << 2) +#define OMAP3430_PRM_VOLTCTRL_SEL_VMODE (1 << 4) +#define OMAP3430_PRM_VOLTCTRL_SEL_OFF (1 << 3) +#define OMAP3430_PRM_VOLTCTRL_AUTO_OFF (1 << 2) +#define OMAP3430_PRM_VOLTCTRL_AUTO_RET (1 << 1) +#define OMAP3430_PRM_VOLTCTRL_AUTO_SLEEP (1 << 0) #define OMAP3430_SETUP_TIME2_MASK (0xffff << 16) #define OMAP3430_SETUP_TIME1_MASK (0xffff << 0) +#define OMAP3430_PRM_POLCTRL_OFFMODE_POL (1 << 3) +#define OMAP3430_PRM_POLCTRL_CLKOUT_POL (1 << 2) +#define OMAP3430_PRM_POLCTRL_CLKREQ_POL (1 << 1) +#define OMAP3430_PRM_POLCTRL_EXTVOL_POL (1 << 0) #endif diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h index 623db40fdbbd..48480d557b61 100644 --- a/arch/arm/mach-omap2/prm.h +++ b/arch/arm/mach-omap2/prm.h @@ -17,10 +17,18 @@ # ifndef __ASSEMBLER__ extern void __iomem *prm_base; +extern u16 prm_features; extern void omap2_set_globals_prm(void __iomem *prm); int of_prcm_init(void); # endif +/* + * prm_features flag values + * + * PRM_HAS_IO_WAKEUP: has IO wakeup capability + * PRM_HAS_VOLTAGE: has voltage domains + */ +#define PRM_HAS_IO_WAKEUP (1 << 0) /* * MAX_MODULE_SOFTRESET_WAIT: Maximum microseconds to wait for OMAP @@ -118,6 +126,7 @@ struct prm_reset_src_map { * @read_reset_sources: ptr to the SoC PRM-specific get_reset_source impl * @was_any_context_lost_old: ptr to the SoC PRM context loss test fn * @clear_context_loss_flags_old: ptr to the SoC PRM context loss flag clear fn + * @late_init: ptr to the late init function * * XXX @was_any_context_lost_old and @clear_context_loss_flags_old are * deprecated. @@ -126,6 +135,7 @@ struct prm_ll_data { u32 (*read_reset_sources)(void); bool (*was_any_context_lost_old)(u8 part, s16 inst, u16 idx); void (*clear_context_loss_flags_old)(u8 part, s16 inst, u16 idx); + int (*late_init)(void); }; extern int prm_register(struct prm_ll_data *pld); diff --git a/arch/arm/mach-omap2/prm2xxx.c b/arch/arm/mach-omap2/prm2xxx.c index 418de9c3b319..a3a3cca2bcc4 100644 --- a/arch/arm/mach-omap2/prm2xxx.c +++ b/arch/arm/mach-omap2/prm2xxx.c @@ -18,9 +18,6 @@ #include <linux/io.h> #include <linux/irq.h> -#include "soc.h" -#include "common.h" -#include "vp.h" #include "powerdomain.h" #include "clockdomain.h" #include "prm2xxx.h" @@ -201,19 +198,11 @@ static struct prm_ll_data omap2xxx_prm_ll_data = { int __init omap2xxx_prm_init(void) { - if (!cpu_is_omap24xx()) - return 0; - return prm_register(&omap2xxx_prm_ll_data); } static void __exit omap2xxx_prm_exit(void) { - if (!cpu_is_omap24xx()) - return; - - /* Should never happen */ - WARN(prm_unregister(&omap2xxx_prm_ll_data), - "%s: prm_ll_data function pointer mismatch\n", __func__); + prm_unregister(&omap2xxx_prm_ll_data); } __exitcall(omap2xxx_prm_exit); diff --git a/arch/arm/mach-omap2/prm2xxx.h b/arch/arm/mach-omap2/prm2xxx.h index 3194dd87e0e4..d2cb6365716f 100644 --- a/arch/arm/mach-omap2/prm2xxx.h +++ b/arch/arm/mach-omap2/prm2xxx.h @@ -27,7 +27,7 @@ /* * OMAP2-specific global PRM registers - * Use __raw_{read,write}l() with these registers. + * Use {read,write}l_relaxed() with these registers. * * With a few exceptions, these are the register names beginning with * PRCM_* on 24xx. (The exceptions are the IRQSTATUS and IRQENABLE diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c index 947f6adfed0c..c13b4e293ffa 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.c +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c @@ -16,7 +16,6 @@ #include <linux/err.h> #include <linux/io.h> -#include "common.h" #include "powerdomain.h" #include "prm2xxx_3xxx.h" #include "prm-regbits-24xx.h" diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.h b/arch/arm/mach-omap2/prm2xxx_3xxx.h index 9624b40836d4..1a3a96392b97 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.h +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.h @@ -55,12 +55,12 @@ /* Power/reset management domain register get/set */ static inline u32 omap2_prm_read_mod_reg(s16 module, u16 idx) { - return __raw_readl(prm_base + module + idx); + return readl_relaxed(prm_base + module + idx); } static inline void omap2_prm_write_mod_reg(u32 val, s16 module, u16 idx) { - __raw_writel(val, prm_base + module + idx); + writel_relaxed(val, prm_base + module + idx); } /* Read-modify-write a register in a PRM module. Caller must lock */ diff --git a/arch/arm/mach-omap2/prm33xx.c b/arch/arm/mach-omap2/prm33xx.c index 720440737744..62709cd2f9c5 100644 --- a/arch/arm/mach-omap2/prm33xx.c +++ b/arch/arm/mach-omap2/prm33xx.c @@ -19,7 +19,6 @@ #include <linux/err.h> #include <linux/io.h> -#include "common.h" #include "powerdomain.h" #include "prm33xx.h" #include "prm-regbits-33xx.h" @@ -27,13 +26,13 @@ /* Read a register in a PRM instance */ u32 am33xx_prm_read_reg(s16 inst, u16 idx) { - return __raw_readl(prm_base + inst + idx); + return readl_relaxed(prm_base + inst + idx); } /* Write into a register in a PRM instance */ void am33xx_prm_write_reg(u32 val, s16 inst, u16 idx) { - __raw_writel(val, prm_base + inst + idx); + writel_relaxed(val, prm_base + inst + idx); } /* Read-modify-write a register in PRM. Caller must lock */ diff --git a/arch/arm/mach-omap2/prm3xxx.c b/arch/arm/mach-omap2/prm3xxx.c index 7721990d2006..4bd7a2dca8af 100644 --- a/arch/arm/mach-omap2/prm3xxx.c +++ b/arch/arm/mach-omap2/prm3xxx.c @@ -43,6 +43,7 @@ static struct omap_prcm_irq_setup omap3_prcm_irq_setup = { .ocp_barrier = &omap3xxx_prm_ocp_barrier, .save_and_clear_irqen = &omap3xxx_prm_save_and_clear_irqen, .restore_irqen = &omap3xxx_prm_restore_irqen, + .reconfigure_io_chain = &omap3xxx_prm_reconfigure_io_chain, }; /* @@ -246,7 +247,7 @@ void omap3xxx_prm_reconfigure_io_chain(void) */ static void __init omap3xxx_prm_enable_io_wakeup(void) { - if (omap3_has_io_wakeup()) + if (prm_features & PRM_HAS_IO_WAKEUP) omap2_prm_set_mod_reg_bits(OMAP3430_EN_IO_MASK, WKUP_MOD, PM_WKEN); } @@ -400,23 +401,26 @@ struct pwrdm_ops omap3_pwrdm_operations = { * */ +static int omap3xxx_prm_late_init(void); + static struct prm_ll_data omap3xxx_prm_ll_data = { .read_reset_sources = &omap3xxx_prm_read_reset_sources, + .late_init = &omap3xxx_prm_late_init, }; int __init omap3xxx_prm_init(void) { - if (!cpu_is_omap34xx()) - return 0; + if (omap3_has_io_wakeup()) + prm_features |= PRM_HAS_IO_WAKEUP; return prm_register(&omap3xxx_prm_ll_data); } -static int __init omap3xxx_prm_late_init(void) +static int omap3xxx_prm_late_init(void) { int ret; - if (!cpu_is_omap34xx()) + if (!(prm_features & PRM_HAS_IO_WAKEUP)) return 0; omap3xxx_prm_enable_io_wakeup(); @@ -427,15 +431,9 @@ static int __init omap3xxx_prm_late_init(void) return ret; } -omap_subsys_initcall(omap3xxx_prm_late_init); static void __exit omap3xxx_prm_exit(void) { - if (!cpu_is_omap34xx()) - return; - - /* Should never happen */ - WARN(prm_unregister(&omap3xxx_prm_ll_data), - "%s: prm_ll_data function pointer mismatch\n", __func__); + prm_unregister(&omap3xxx_prm_ll_data); } __exitcall(omap3xxx_prm_exit); diff --git a/arch/arm/mach-omap2/prm3xxx.h b/arch/arm/mach-omap2/prm3xxx.h index f8eb83323b1a..1dacfc5b1959 100644 --- a/arch/arm/mach-omap2/prm3xxx.h +++ b/arch/arm/mach-omap2/prm3xxx.h @@ -26,7 +26,7 @@ /* * OMAP3-specific global PRM registers - * Use __raw_{read,write}l() with these registers. + * Use {read,write}l_relaxed() with these registers. * * With a few exceptions, these are the register names beginning with * PRM_* on 34xx. (The exceptions are the IRQSTATUS and IRQENABLE diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index 03a603476cfc..a7f6ea27180a 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -47,6 +47,7 @@ static struct omap_prcm_irq_setup omap4_prcm_irq_setup = { .ocp_barrier = &omap44xx_prm_ocp_barrier, .save_and_clear_irqen = &omap44xx_prm_save_and_clear_irqen, .restore_irqen = &omap44xx_prm_restore_irqen, + .reconfigure_io_chain = &omap44xx_prm_reconfigure_io_chain, }; /* @@ -81,13 +82,13 @@ static struct prm_reset_src_map omap44xx_prm_reset_src_map[] = { /* Read a register in a CM/PRM instance in the PRM module */ u32 omap4_prm_read_inst_reg(s16 inst, u16 reg) { - return __raw_readl(prm_base + inst + reg); + return readl_relaxed(prm_base + inst + reg); } /* Write into a register in a CM/PRM instance in the PRM module */ void omap4_prm_write_inst_reg(u32 val, s16 inst, u16 reg) { - __raw_writel(val, prm_base + inst + reg); + writel_relaxed(val, prm_base + inst + reg); } /* Read-modify-write a register in a PRM module. Caller must lock */ @@ -649,6 +650,8 @@ struct pwrdm_ops omap4_pwrdm_operations = { .pwrdm_has_voltdm = omap4_check_vcvp, }; +static int omap44xx_prm_late_init(void); + /* * XXX document */ @@ -656,34 +659,29 @@ static struct prm_ll_data omap44xx_prm_ll_data = { .read_reset_sources = &omap44xx_prm_read_reset_sources, .was_any_context_lost_old = &omap44xx_prm_was_any_context_lost_old, .clear_context_loss_flags_old = &omap44xx_prm_clear_context_loss_flags_old, + .late_init = &omap44xx_prm_late_init, }; int __init omap44xx_prm_init(void) { - if (!cpu_is_omap44xx() && !soc_is_omap54xx() && !soc_is_dra7xx()) - return 0; + if (cpu_is_omap44xx()) + prm_features |= PRM_HAS_IO_WAKEUP; return prm_register(&omap44xx_prm_ll_data); } -static int __init omap44xx_prm_late_init(void) +static int omap44xx_prm_late_init(void) { - if (!cpu_is_omap44xx()) + if (!(prm_features & PRM_HAS_IO_WAKEUP)) return 0; omap44xx_prm_enable_io_wakeup(); return omap_prcm_register_chain_handler(&omap4_prcm_irq_setup); } -omap_subsys_initcall(omap44xx_prm_late_init); static void __exit omap44xx_prm_exit(void) { - if (!cpu_is_omap44xx()) - return; - - /* Should never happen */ - WARN(prm_unregister(&omap44xx_prm_ll_data), - "%s: prm_ll_data function pointer mismatch\n", __func__); + prm_unregister(&omap44xx_prm_ll_data); } __exitcall(omap44xx_prm_exit); diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c index b4c4ab9c8044..25e8b8232115 100644 --- a/arch/arm/mach-omap2/prm_common.c +++ b/arch/arm/mach-omap2/prm_common.c @@ -62,6 +62,8 @@ static struct omap_prcm_irq_setup *prcm_irq_setup; /* prm_base: base virtual address of the PRM IP block */ void __iomem *prm_base; +u16 prm_features; + /* * prm_ll_data: function pointers to SoC-specific implementations of * common PRM functions @@ -330,12 +332,7 @@ int omap_prcm_register_chain_handler(struct omap_prcm_irq_setup *irq_setup) if (of_have_populated_dt()) { int irq = omap_prcm_event_to_irq("io"); - if (cpu_is_omap34xx()) - omap_pcs_legacy_init(irq, - omap3xxx_prm_reconfigure_io_chain); - else - omap_pcs_legacy_init(irq, - omap44xx_prm_reconfigure_io_chain); + omap_pcs_legacy_init(irq, irq_setup->reconfigure_io_chain); } return 0; @@ -530,3 +527,11 @@ int __init of_prcm_init(void) return 0; } + +static int __init prm_late_init(void) +{ + if (prm_ll_data->late_init) + return prm_ll_data->late_init(); + return 0; +} +subsys_initcall(prm_late_init); diff --git a/arch/arm/mach-omap2/prminst44xx.c b/arch/arm/mach-omap2/prminst44xx.c index 05fcf6de44ee..69f0dd08629c 100644 --- a/arch/arm/mach-omap2/prminst44xx.c +++ b/arch/arm/mach-omap2/prminst44xx.c @@ -49,7 +49,7 @@ u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx) BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS || part == OMAP4430_INVALID_PRCM_PARTITION || !_prm_bases[part]); - return __raw_readl(_prm_bases[part] + inst + idx); + return readl_relaxed(_prm_bases[part] + inst + idx); } /* Write into a register in a PRM instance */ @@ -58,7 +58,7 @@ void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx) BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS || part == OMAP4430_INVALID_PRCM_PARTITION || !_prm_bases[part]); - __raw_writel(val, _prm_bases[part] + inst + idx); + writel_relaxed(val, _prm_bases[part] + inst + idx); } /* Read-modify-write a register in PRM. Caller must lock */ diff --git a/arch/arm/mach-omap2/sdrc.h b/arch/arm/mach-omap2/sdrc.h index 446aa13511fd..645a2a46b213 100644 --- a/arch/arm/mach-omap2/sdrc.h +++ b/arch/arm/mach-omap2/sdrc.h @@ -31,24 +31,24 @@ extern void __iomem *omap2_sms_base; static inline void sdrc_write_reg(u32 val, u16 reg) { - __raw_writel(val, OMAP_SDRC_REGADDR(reg)); + writel_relaxed(val, OMAP_SDRC_REGADDR(reg)); } static inline u32 sdrc_read_reg(u16 reg) { - return __raw_readl(OMAP_SDRC_REGADDR(reg)); + return readl_relaxed(OMAP_SDRC_REGADDR(reg)); } /* SMS global register get/set */ static inline void sms_write_reg(u32 val, u16 reg) { - __raw_writel(val, OMAP_SMS_REGADDR(reg)); + writel_relaxed(val, OMAP_SMS_REGADDR(reg)); } static inline u32 sms_read_reg(u16 reg) { - return __raw_readl(OMAP_SMS_REGADDR(reg)); + return readl_relaxed(OMAP_SMS_REGADDR(reg)); } extern void omap2_set_globals_sdrc(void __iomem *sdrc, void __iomem *sms); diff --git a/arch/arm/mach-omap2/sdrc2xxx.c b/arch/arm/mach-omap2/sdrc2xxx.c index 907291714643..ae3f1553158d 100644 --- a/arch/arm/mach-omap2/sdrc2xxx.c +++ b/arch/arm/mach-omap2/sdrc2xxx.c @@ -103,9 +103,9 @@ u32 omap2xxx_sdrc_reprogram(u32 level, u32 force) * prm2xxx.c function */ if (cpu_is_omap2420()) - __raw_writel(0xffff, OMAP2420_PRCM_VOLTSETUP); + writel_relaxed(0xffff, OMAP2420_PRCM_VOLTSETUP); else - __raw_writel(0xffff, OMAP2430_PRCM_VOLTSETUP); + writel_relaxed(0xffff, OMAP2430_PRCM_VOLTSETUP); omap2_sram_reprogram_sdrc(level, dll_ctrl, m_type); curr_perf_level = level; local_irq_restore(flags); diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h index 30abcc8b20e0..de2a34c423a7 100644 --- a/arch/arm/mach-omap2/soc.h +++ b/arch/arm/mach-omap2/soc.h @@ -459,10 +459,15 @@ IS_OMAP_TYPE(3430, 0x3430) #define OMAP5430_REV_ES2_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x20 << 8)) #define OMAP5432_REV_ES2_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x20 << 8)) +#define DRA7XX_CLASS 0x07000000 +#define DRA752_REV_ES1_0 (DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8)) +#define DRA752_REV_ES1_1 (DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8)) + void omap2xxx_check_revision(void); void omap3xxx_check_revision(void); void omap4xxx_check_revision(void); void omap5xxx_check_revision(void); +void dra7xxx_check_revision(void); void omap3xxx_check_features(void); void ti81xx_check_features(void); void am33xx_check_features(void); diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c index d7bc33f15344..1b91ef0c182a 100644 --- a/arch/arm/mach-omap2/sr_device.c +++ b/arch/arm/mach-omap2/sr_device.c @@ -57,7 +57,7 @@ static void __init sr_set_nvalues(struct omap_volt_data *volt_data, /* * In OMAP4 the efuse registers are 24 bit aligned. - * A __raw_readl will fail for non-32 bit aligned address + * A readl_relaxed will fail for non-32 bit aligned address * and hence the 8-bit read and shift. */ if (cpu_is_omap44xx()) { diff --git a/arch/arm/mach-omap2/sram.c b/arch/arm/mach-omap2/sram.c index 4bd096836235..ddf1818af228 100644 --- a/arch/arm/mach-omap2/sram.c +++ b/arch/arm/mach-omap2/sram.c @@ -70,16 +70,16 @@ static int is_sram_locked(void) if (OMAP2_DEVICE_TYPE_GP == omap_type()) { /* RAMFW: R/W access to all initiators for all qualifier sets */ if (cpu_is_omap242x()) { - __raw_writel(0xFF, OMAP24XX_VA_REQINFOPERM0); /* all q-vects */ - __raw_writel(0xCFDE, OMAP24XX_VA_READPERM0); /* all i-read */ - __raw_writel(0xCFDE, OMAP24XX_VA_WRITEPERM0); /* all i-write */ + writel_relaxed(0xFF, OMAP24XX_VA_REQINFOPERM0); /* all q-vects */ + writel_relaxed(0xCFDE, OMAP24XX_VA_READPERM0); /* all i-read */ + writel_relaxed(0xCFDE, OMAP24XX_VA_WRITEPERM0); /* all i-write */ } if (cpu_is_omap34xx()) { - __raw_writel(0xFFFF, OMAP34XX_VA_REQINFOPERM0); /* all q-vects */ - __raw_writel(0xFFFF, OMAP34XX_VA_READPERM0); /* all i-read */ - __raw_writel(0xFFFF, OMAP34XX_VA_WRITEPERM0); /* all i-write */ - __raw_writel(0x0, OMAP34XX_VA_ADDR_MATCH2); - __raw_writel(0xFFFFFFFF, OMAP34XX_VA_SMS_RG_ATT0); + writel_relaxed(0xFFFF, OMAP34XX_VA_REQINFOPERM0); /* all q-vects */ + writel_relaxed(0xFFFF, OMAP34XX_VA_READPERM0); /* all i-read */ + writel_relaxed(0xFFFF, OMAP34XX_VA_WRITEPERM0); /* all i-write */ + writel_relaxed(0x0, OMAP34XX_VA_ADDR_MATCH2); + writel_relaxed(0xFFFFFFFF, OMAP34XX_VA_SMS_RG_ATT0); } return 0; } else diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index b62de9f9d05c..43d03fbf4c0b 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -361,7 +361,7 @@ static void __init omap2_gp_clockevent_init(int gptimer_id, /* Clocksource code */ static struct omap_dm_timer clksrc; -static bool use_gptimer_clksrc; +static bool use_gptimer_clksrc __initdata; /* * clocksource @@ -546,15 +546,15 @@ static void __init realtime_counter_init(void) } /* Program numerator and denumerator registers */ - reg = __raw_readl(base + INCREMENTER_NUMERATOR_OFFSET) & + reg = readl_relaxed(base + INCREMENTER_NUMERATOR_OFFSET) & NUMERATOR_DENUMERATOR_MASK; reg |= num; - __raw_writel(reg, base + INCREMENTER_NUMERATOR_OFFSET); + writel_relaxed(reg, base + INCREMENTER_NUMERATOR_OFFSET); - reg = __raw_readl(base + INCREMENTER_DENUMERATOR_RELOAD_OFFSET) & + reg = readl_relaxed(base + INCREMENTER_DENUMERATOR_RELOAD_OFFSET) & NUMERATOR_DENUMERATOR_MASK; reg |= den; - __raw_writel(reg, base + INCREMENTER_DENUMERATOR_RELOAD_OFFSET); + writel_relaxed(reg, base + INCREMENTER_DENUMERATOR_RELOAD_OFFSET); arch_timer_freq = (rate / den) * num; set_cntfreq(); diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c index 10855eb4ccc1..745367c0c2bb 100644 --- a/arch/arm/mach-omap2/usb-host.c +++ b/arch/arm/mach-omap2/usb-host.c @@ -28,7 +28,7 @@ #include <linux/io.h> #include <linux/gpio.h> #include <linux/usb/phy.h> -#include <linux/usb/usb_phy_gen_xceiv.h> +#include <linux/usb/usb_phy_generic.h> #include "soc.h" #include "omap_device.h" @@ -349,7 +349,7 @@ static struct fixed_voltage_config hsusb_reg_config = { /* .init_data filled later */ }; -static const char *nop_name = "usb_phy_gen_xceiv"; /* NOP PHY driver */ +static const char *nop_name = "usb_phy_generic"; /* NOP PHY driver */ static const char *reg_name = "reg-fixed-voltage"; /* Regulator driver */ /** @@ -435,7 +435,7 @@ int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys) struct platform_device *pdev; char *phy_id; struct platform_device_info pdevinfo; - struct usb_phy_gen_xceiv_platform_data nop_pdata; + struct usb_phy_generic_platform_data nop_pdata; for (i = 0; i < num_phys; i++) { @@ -469,8 +469,8 @@ int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys) pdevinfo.id = phy->port; pdevinfo.data = &nop_pdata; pdevinfo.size_data = - sizeof(struct usb_phy_gen_xceiv_platform_data); - scnprintf(phy_id, MAX_STR, "usb_phy_gen_xceiv.%d", + sizeof(struct usb_phy_generic_platform_data); + scnprintf(phy_id, MAX_STR, "usb_phy_generic.%d", phy->port); pdev = platform_device_register_full(&pdevinfo); if (IS_ERR(pdev)) { diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c index 49ac7977e03e..a4628a9e760c 100644 --- a/arch/arm/mach-omap2/vc.c +++ b/arch/arm/mach-omap2/vc.c @@ -220,10 +220,126 @@ static inline u32 omap_usec_to_32k(u32 usec) return DIV_ROUND_UP_ULL(32768ULL * (u64)usec, 1000000ULL); } -/* Set oscillator setup time for omap3 */ -static void omap3_set_clksetup(u32 usec, struct voltagedomain *voltdm) +struct omap3_vc_timings { + u32 voltsetup1; + u32 voltsetup2; +}; + +struct omap3_vc { + struct voltagedomain *vd; + u32 voltctrl; + u32 voltsetup1; + u32 voltsetup2; + struct omap3_vc_timings timings[2]; +}; +static struct omap3_vc vc; + +void omap3_vc_set_pmic_signaling(int core_next_state) +{ + struct voltagedomain *vd = vc.vd; + struct omap3_vc_timings *c = vc.timings; + u32 voltctrl, voltsetup1, voltsetup2; + + voltctrl = vc.voltctrl; + voltsetup1 = vc.voltsetup1; + voltsetup2 = vc.voltsetup2; + + switch (core_next_state) { + case PWRDM_POWER_OFF: + voltctrl &= ~(OMAP3430_PRM_VOLTCTRL_AUTO_RET | + OMAP3430_PRM_VOLTCTRL_AUTO_SLEEP); + voltctrl |= OMAP3430_PRM_VOLTCTRL_AUTO_OFF; + if (voltctrl & OMAP3430_PRM_VOLTCTRL_SEL_OFF) + voltsetup2 = c->voltsetup2; + else + voltsetup1 = c->voltsetup1; + break; + case PWRDM_POWER_RET: + default: + c++; + voltctrl &= ~(OMAP3430_PRM_VOLTCTRL_AUTO_OFF | + OMAP3430_PRM_VOLTCTRL_AUTO_SLEEP); + voltctrl |= OMAP3430_PRM_VOLTCTRL_AUTO_RET; + voltsetup1 = c->voltsetup1; + break; + } + + if (voltctrl != vc.voltctrl) { + vd->write(voltctrl, OMAP3_PRM_VOLTCTRL_OFFSET); + vc.voltctrl = voltctrl; + } + if (voltsetup1 != vc.voltsetup1) { + vd->write(c->voltsetup1, + OMAP3_PRM_VOLTSETUP1_OFFSET); + vc.voltsetup1 = voltsetup1; + } + if (voltsetup2 != vc.voltsetup2) { + vd->write(c->voltsetup2, + OMAP3_PRM_VOLTSETUP2_OFFSET); + vc.voltsetup2 = voltsetup2; + } +} + +#define PRM_POLCTRL_TWL_MASK (OMAP3430_PRM_POLCTRL_CLKREQ_POL | \ + OMAP3430_PRM_POLCTRL_CLKREQ_POL) +#define PRM_POLCTRL_TWL_VAL OMAP3430_PRM_POLCTRL_CLKREQ_POL + +/* + * Configure signal polarity for sys_clkreq and sys_off_mode pins + * as the default values are wrong and can cause the system to hang + * if any twl4030 scripts are loaded. + */ +static void __init omap3_vc_init_pmic_signaling(struct voltagedomain *voltdm) +{ + u32 val; + + if (vc.vd) + return; + + vc.vd = voltdm; + + val = voltdm->read(OMAP3_PRM_POLCTRL_OFFSET); + if (!(val & OMAP3430_PRM_POLCTRL_CLKREQ_POL) || + (val & OMAP3430_PRM_POLCTRL_CLKREQ_POL)) { + val |= OMAP3430_PRM_POLCTRL_CLKREQ_POL; + val &= ~OMAP3430_PRM_POLCTRL_OFFMODE_POL; + pr_debug("PM: fixing sys_clkreq and sys_off_mode polarity to 0x%x\n", + val); + voltdm->write(val, OMAP3_PRM_POLCTRL_OFFSET); + } + + /* + * By default let's use I2C4 signaling for retention idle + * and sys_off_mode pin signaling for off idle. This way we + * have sys_clk_req pin go down for retention and both + * sys_clk_req and sys_off_mode pins will go down for off + * idle. And we can also scale voltages to zero for off-idle. + * Note that no actual voltage scaling during off-idle will + * happen unless the board specific twl4030 PMIC scripts are + * loaded. + */ + val = voltdm->read(OMAP3_PRM_VOLTCTRL_OFFSET); + if (!(val & OMAP3430_PRM_VOLTCTRL_SEL_OFF)) { + val |= OMAP3430_PRM_VOLTCTRL_SEL_OFF; + pr_debug("PM: setting voltctrl sys_off_mode signaling to 0x%x\n", + val); + voltdm->write(val, OMAP3_PRM_VOLTCTRL_OFFSET); + } + vc.voltctrl = val; + + omap3_vc_set_pmic_signaling(PWRDM_POWER_ON); +} + +static void omap3_init_voltsetup1(struct voltagedomain *voltdm, + struct omap3_vc_timings *c, u32 idle) { - voltdm->write(omap_usec_to_32k(usec), OMAP3_PRM_CLKSETUP_OFFSET); + unsigned long val; + + val = (voltdm->vc_param->on - idle) / voltdm->pmic->slew_rate; + val *= voltdm->sys_clk.rate / 8 / 1000000 + 1; + val <<= __ffs(voltdm->vfsm->voltsetup_mask); + c->voltsetup1 &= ~voltdm->vfsm->voltsetup_mask; + c->voltsetup1 |= val; } /** @@ -236,37 +352,21 @@ static void omap3_set_clksetup(u32 usec, struct voltagedomain *voltdm) * or retention. Off mode has additionally an option to use sys_off_mode * pad, which uses a global signal to program the whole power IC to * off-mode. + * + * Note that pmic is not controlling the voltage scaling during + * retention signaled over I2C4, so we can keep voltsetup2 as 0. + * And the oscillator is not shut off over I2C4, so no need to + * set clksetup. */ -static void omap3_set_i2c_timings(struct voltagedomain *voltdm, bool off_mode) +static void omap3_set_i2c_timings(struct voltagedomain *voltdm) { - unsigned long voltsetup1; - u32 tgt_volt; - - /* - * Oscillator is shut down only if we are using sys_off_mode pad, - * thus we set a minimal setup time here - */ - omap3_set_clksetup(1, voltdm); + struct omap3_vc_timings *c = vc.timings; - if (off_mode) - tgt_volt = voltdm->vc_param->off; - else - tgt_volt = voltdm->vc_param->ret; - - voltsetup1 = (voltdm->vc_param->on - tgt_volt) / - voltdm->pmic->slew_rate; - - voltsetup1 = voltsetup1 * voltdm->sys_clk.rate / 8 / 1000000 + 1; - - voltdm->rmw(voltdm->vfsm->voltsetup_mask, - voltsetup1 << __ffs(voltdm->vfsm->voltsetup_mask), - voltdm->vfsm->voltsetup_reg); - - /* - * pmic is not controlling the voltage scaling during retention, - * thus set voltsetup2 to 0 - */ - voltdm->write(0, OMAP3_PRM_VOLTSETUP2_OFFSET); + /* Configure PRWDM_POWER_OFF over I2C4 */ + omap3_init_voltsetup1(voltdm, c, voltdm->vc_param->off); + c++; + /* Configure PRWDM_POWER_RET over I2C4 */ + omap3_init_voltsetup1(voltdm, c, voltdm->vc_param->ret); } /** @@ -275,69 +375,49 @@ static void omap3_set_i2c_timings(struct voltagedomain *voltdm, bool off_mode) * * Calculates and sets up off-mode timings for a channel. Off-mode * can use either I2C based voltage scaling, or alternatively - * sys_off_mode pad can be used to send a global command to power IC. - * This function first checks which mode is being used, and calls - * omap3_set_i2c_timings() if the system is using I2C control mode. + * sys_off_mode pad can be used to send a global command to power IC.n, * sys_off_mode has the additional benefit that voltages can be * scaled to zero volt level with TWL4030 / TWL5030, I2C can only * scale to 600mV. + * + * Note that omap is not controlling the voltage scaling during + * off idle signaled by sys_off_mode, so we can keep voltsetup1 + * as 0. */ static void omap3_set_off_timings(struct voltagedomain *voltdm) { - unsigned long clksetup; - unsigned long voltsetup2; - unsigned long voltsetup2_old; - u32 val; - u32 tstart, tshut; + struct omap3_vc_timings *c = vc.timings; + u32 tstart, tshut, clksetup, voltoffset; - /* check if sys_off_mode is used to control off-mode voltages */ - val = voltdm->read(OMAP3_PRM_VOLTCTRL_OFFSET); - if (!(val & OMAP3430_SEL_OFF_MASK)) { - /* No, omap is controlling them over I2C */ - omap3_set_i2c_timings(voltdm, true); + if (c->voltsetup2) return; - } omap_pm_get_oscillator(&tstart, &tshut); - omap3_set_clksetup(tstart, voltdm); - - clksetup = voltdm->read(OMAP3_PRM_CLKSETUP_OFFSET); - - /* voltsetup 2 in us */ - voltsetup2 = voltdm->vc_param->on / voltdm->pmic->slew_rate; - - /* convert to 32k clk cycles */ - voltsetup2 = DIV_ROUND_UP(voltsetup2 * 32768, 1000000); - - voltsetup2_old = voltdm->read(OMAP3_PRM_VOLTSETUP2_OFFSET); - - /* - * Update voltsetup2 if higher than current value (needed because - * we have multiple channels with different ramp times), also - * update voltoffset always to value recommended by TRM - */ - if (voltsetup2 > voltsetup2_old) { - voltdm->write(voltsetup2, OMAP3_PRM_VOLTSETUP2_OFFSET); - voltdm->write(clksetup - voltsetup2, - OMAP3_PRM_VOLTOFFSET_OFFSET); - } else - voltdm->write(clksetup - voltsetup2_old, - OMAP3_PRM_VOLTOFFSET_OFFSET); + if (tstart == ULONG_MAX) { + pr_debug("PM: oscillator start-up time not initialized, using 10ms\n"); + clksetup = omap_usec_to_32k(10000); + } else { + clksetup = omap_usec_to_32k(tstart); + } /* - * omap is not controlling voltage scaling during off-mode, - * thus set voltsetup1 to 0 + * For twl4030 errata 27, we need to allow minimum ~488.32 us wait to + * switch from HFCLKIN to internal oscillator. That means timings + * have voltoffset fixed to 0xa in rounded up 32 KiHz cycles. And + * that means we can calculate the value based on the oscillator + * start-up time since voltoffset2 = clksetup - voltoffset. */ - voltdm->rmw(voltdm->vfsm->voltsetup_mask, 0, - voltdm->vfsm->voltsetup_reg); - - /* voltoffset must be clksetup minus voltsetup2 according to TRM */ - voltdm->write(clksetup - voltsetup2, OMAP3_PRM_VOLTOFFSET_OFFSET); + voltoffset = omap_usec_to_32k(488); + c->voltsetup2 = clksetup - voltoffset; + voltdm->write(clksetup, OMAP3_PRM_CLKSETUP_OFFSET); + voltdm->write(voltoffset, OMAP3_PRM_VOLTOFFSET_OFFSET); } static void __init omap3_vc_init_channel(struct voltagedomain *voltdm) { + omap3_vc_init_pmic_signaling(voltdm); omap3_set_off_timings(voltdm); + omap3_set_i2c_timings(voltdm); } /** @@ -462,7 +542,7 @@ static void omap4_set_timings(struct voltagedomain *voltdm, bool off_mode) val |= omap4_usec_to_val_scrm(tshut, OMAP4_DOWNTIME_SHIFT, OMAP4_DOWNTIME_MASK); - __raw_writel(val, OMAP4_SCRM_CLKSETUPTIME); + writel_relaxed(val, OMAP4_SCRM_CLKSETUPTIME); } /* OMAP4 specific voltage init functions */ @@ -584,7 +664,7 @@ static void __init omap4_vc_i2c_timing_init(struct voltagedomain *voltdm) val = i2c_data->loadbits << 25 | i2c_data->loadbits << 29; /* Write to SYSCTRL_PADCONF_WKUP_CTRL_I2C_2 to setup I2C pull */ - __raw_writel(val, OMAP2_L4_IO_ADDRESS(OMAP4_CTRL_MODULE_PAD_WKUP + + writel_relaxed(val, OMAP2_L4_IO_ADDRESS(OMAP4_CTRL_MODULE_PAD_WKUP + OMAP4_CTRL_MODULE_PAD_WKUP_CONTROL_I2C_2)); /* HSSCLH can always be zero */ diff --git a/arch/arm/mach-omap2/vc.h b/arch/arm/mach-omap2/vc.h index 91c8d75bf2ea..cdbdd78e755e 100644 --- a/arch/arm/mach-omap2/vc.h +++ b/arch/arm/mach-omap2/vc.h @@ -117,6 +117,9 @@ extern struct omap_vc_param omap4_mpu_vc_data; extern struct omap_vc_param omap4_iva_vc_data; extern struct omap_vc_param omap4_core_vc_data; +void omap3_vc_set_pmic_signaling(int core_next_state); + + void omap_vc_init_channel(struct voltagedomain *voltdm); int omap_vc_pre_scale(struct voltagedomain *voltdm, unsigned long target_volt, diff --git a/arch/arm/mach-omap2/wd_timer.c b/arch/arm/mach-omap2/wd_timer.c index d15c7bbab8e2..97d6607d447a 100644 --- a/arch/arm/mach-omap2/wd_timer.c +++ b/arch/arm/mach-omap2/wd_timer.c @@ -49,12 +49,12 @@ int omap2_wd_timer_disable(struct omap_hwmod *oh) } /* sequence required to disable watchdog */ - __raw_writel(0xAAAA, base + OMAP_WDT_SPR); - while (__raw_readl(base + OMAP_WDT_WPS) & 0x10) + writel_relaxed(0xAAAA, base + OMAP_WDT_SPR); + while (readl_relaxed(base + OMAP_WDT_WPS) & 0x10) cpu_relax(); - __raw_writel(0x5555, base + OMAP_WDT_SPR); - while (__raw_readl(base + OMAP_WDT_WPS) & 0x10) + writel_relaxed(0x5555, base + OMAP_WDT_SPR); + while (readl_relaxed(base + OMAP_WDT_WPS) & 0x10) cpu_relax(); return 0; |