diff options
68 files changed, 708 insertions, 494 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index ec1565dffa12..65db0c6d98ef 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2200,6 +2200,7 @@ F: Documentation/devicetree/bindings/timer/rda,8810pl-timer.txt ARM/REALTEK ARCHITECTURE M: Andreas Färber <afaerber@suse.de> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +L: linux-realtek-soc@lists.infradead.org (moderated for non-subscribers) S: Maintained F: arch/arm64/boot/dts/realtek/ F: Documentation/devicetree/bindings/arm/realtek.yaml @@ -11059,9 +11060,11 @@ F: drivers/media/radio/radio-miropcm20* MMP SUPPORT R: Lubomir Rintel <lkundrak@v3.sk> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +T: git git://git.kernel.org/pub/scm/linux/kernel/git/lkundrak/linux-mmp.git S: Odd Fixes F: arch/arm/boot/dts/mmp* F: arch/arm/mach-mmp/ +F: linux/soc/mmp/ MMU GATHER AND TLB INVALIDATION M: Will Deacon <will@kernel.org> @@ -11908,6 +11911,8 @@ F: arch/arm/boot/dts/*am3* F: arch/arm/boot/dts/*am4* F: arch/arm/boot/dts/*am5* F: arch/arm/boot/dts/*dra7* +F: arch/arm/boot/dts/logicpd-som-lv* +F: arch/arm/boot/dts/logicpd-torpedo* OMAP DISPLAY SUBSYSTEM and FRAMEBUFFER SUPPORT (DSS2) L: linux-omap@vger.kernel.org diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5aed42e07a48..ba75e3661a41 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1357,7 +1357,7 @@ config ARCH_NR_GPIO int default 2048 if ARCH_SOCFPGA default 1024 if ARCH_BRCMSTB || ARCH_RENESAS || ARCH_TEGRA || \ - ARCH_ZYNQ + ARCH_ZYNQ || ARCH_ASPEED default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || \ SOC_DRA7XX || ARCH_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210 default 416 if ARCH_SUNXI diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h index 32edfadb1593..a6d4ee86ba54 100644 --- a/arch/arm/include/asm/hardware/cache-l2x0.h +++ b/arch/arm/include/asm/hardware/cache-l2x0.h @@ -118,6 +118,8 @@ #define L310_AUX_CTRL_STORE_LIMITATION BIT(11) /* R2P0+ */ #define L310_AUX_CTRL_EXCLUSIVE_CACHE BIT(12) #define L310_AUX_CTRL_ASSOCIATIVITY_16 BIT(16) +#define L310_AUX_CTRL_FWA_SHIFT 23 +#define L310_AUX_CTRL_FWA_MASK (3 << 23) #define L310_AUX_CTRL_CACHE_REPLACE_RR BIT(25) /* R2P0+ */ #define L310_AUX_CTRL_NS_LOCKDOWN BIT(26) #define L310_AUX_CTRL_NS_INT_CTRL BIT(27) diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig index 5e5f1fabc3d4..e4e25f287ad7 100644 --- a/arch/arm/mach-bcm/Kconfig +++ b/arch/arm/mach-bcm/Kconfig @@ -161,6 +161,8 @@ config ARCH_BCM2835 select GPIOLIB select ARM_AMBA select ARM_ERRATA_411920 if ARCH_MULTI_V6 + select ARM_GIC if ARCH_MULTI_V7 + select ZONE_DMA if ARCH_MULTI_V7 select ARM_TIMER_SP804 select HAVE_ARM_ARCH_TIMER if ARCH_MULTI_V7 select TIMER_OF @@ -169,7 +171,7 @@ config ARCH_BCM2835 select PINCTRL_BCM2835 select MFD_CORE help - This enables support for the Broadcom BCM2835 and BCM2836 SoCs. + This enables support for the Broadcom BCM2711 and BCM283x SoCs. This SoC is used in the Raspberry Pi and Roku 2 devices. config ARCH_BCM_53573 diff --git a/arch/arm/mach-bcm/Makefile b/arch/arm/mach-bcm/Makefile index b59c813b1af4..7baa8c9427d5 100644 --- a/arch/arm/mach-bcm/Makefile +++ b/arch/arm/mach-bcm/Makefile @@ -42,8 +42,9 @@ obj-$(CONFIG_ARCH_BCM_MOBILE_L2_CACHE) += kona_l2_cache.o obj-$(CONFIG_ARCH_BCM_MOBILE_SMC) += bcm_kona_smc.o # BCM2835 -obj-$(CONFIG_ARCH_BCM2835) += board_bcm2835.o ifeq ($(CONFIG_ARCH_BCM2835),y) +obj-y += board_bcm2835.o +obj-y += bcm2711.o ifeq ($(CONFIG_ARM),y) obj-$(CONFIG_SMP) += platsmp.o endif diff --git a/arch/arm/mach-bcm/bcm2711.c b/arch/arm/mach-bcm/bcm2711.c new file mode 100644 index 000000000000..dbe296798647 --- /dev/null +++ b/arch/arm/mach-bcm/bcm2711.c @@ -0,0 +1,24 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2019 Stefan Wahren + */ + +#include <linux/of_address.h> + +#include <asm/mach/arch.h> + +#include "platsmp.h" + +static const char * const bcm2711_compat[] = { +#ifdef CONFIG_ARCH_MULTI_V7 + "brcm,bcm2711", +#endif +}; + +DT_MACHINE_START(BCM2711, "BCM2711") +#ifdef CONFIG_ZONE_DMA + .dma_zone_size = SZ_1G, +#endif + .dt_compat = bcm2711_compat, + .smp = smp_ops(bcm2836_smp_ops), +MACHINE_END diff --git a/arch/arm/mach-bcm/bcm_kona_smc.c b/arch/arm/mach-bcm/bcm_kona_smc.c index 541e850a736c..43a16f922b53 100644 --- a/arch/arm/mach-bcm/bcm_kona_smc.c +++ b/arch/arm/mach-bcm/bcm_kona_smc.c @@ -140,7 +140,7 @@ static int bcm_kona_do_smc(u32 service_id, u32 buffer_phys) static void __bcm_kona_smc(void *info) { struct bcm_kona_smc_data *data = info; - u32 *args = bcm_smc_buffer; + u32 __iomem *args = bcm_smc_buffer; BUG_ON(smp_processor_id() != 0); BUG_ON(!args); diff --git a/arch/arm/mach-bcm/platsmp.c b/arch/arm/mach-bcm/platsmp.c index 47f8053d0240..21400b3fa5fe 100644 --- a/arch/arm/mach-bcm/platsmp.c +++ b/arch/arm/mach-bcm/platsmp.c @@ -22,6 +22,8 @@ #include <asm/smp_plat.h> #include <asm/smp_scu.h> +#include "platsmp.h" + /* Size of mapped Cortex A9 SCU address space */ #define CORTEX_A9_SCU_SIZE 0x58 diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 9dab1f50a02f..4ef56571145b 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -13,6 +13,7 @@ menuconfig ARCH_EXYNOS select ARM_AMBA select ARM_GIC select COMMON_CLK_SAMSUNG + select EXYNOS_ASV select EXYNOS_CHIPID select EXYNOS_THERMAL select EXYNOS_PMU diff --git a/arch/arm/mach-hisi/Kconfig b/arch/arm/mach-hisi/Kconfig index 98338a489921..3b010fe7c0e9 100644 --- a/arch/arm/mach-hisi/Kconfig +++ b/arch/arm/mach-hisi/Kconfig @@ -15,7 +15,6 @@ menu "Hisilicon platform type" config ARCH_HI3xxx bool "Hisilicon Hi36xx family" - depends on ARCH_MULTI_V7 select CACHE_L2X0 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP @@ -25,17 +24,15 @@ config ARCH_HI3xxx Support for Hisilicon Hi36xx SoC family config ARCH_HIP01 - bool "Hisilicon HIP01 family" - depends on ARCH_MULTI_V7 - select HAVE_ARM_SCU if SMP - select HAVE_ARM_TWD if SMP - select ARM_GLOBAL_TIMER - help - Support for Hisilicon HIP01 SoC family + bool "Hisilicon HIP01 family" + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select ARM_GLOBAL_TIMER + help + Support for Hisilicon HIP01 SoC family config ARCH_HIP04 bool "Hisilicon HiP04 Cortex A15 family" - depends on ARCH_MULTI_V7 select ARM_ERRATA_798181 if SMP select HAVE_ARM_ARCH_TIMER select MCPM if SMP @@ -46,7 +43,6 @@ config ARCH_HIP04 config ARCH_HIX5HD2 bool "Hisilicon X5HD2 family" - depends on ARCH_MULTI_V7 select CACHE_L2X0 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c index 777d8c255501..8fb68c0ec34c 100644 --- a/arch/arm/mach-imx/anatop.c +++ b/arch/arm/mach-imx/anatop.c @@ -19,8 +19,6 @@ #define ANADIG_REG_2P5 0x130 #define ANADIG_REG_CORE 0x140 #define ANADIG_ANA_MISC0 0x150 -#define ANADIG_USB1_CHRG_DETECT 0x1b0 -#define ANADIG_USB2_CHRG_DETECT 0x210 #define ANADIG_DIGPROG 0x260 #define ANADIG_DIGPROG_IMX6SL 0x280 #define ANADIG_DIGPROG_IMX7D 0x800 @@ -33,8 +31,6 @@ #define BM_ANADIG_ANA_MISC0_STOP_MODE_CONFIG 0x1000 /* Below MISC0_DISCON_HIGH_SNVS is only for i.MX6SL */ #define BM_ANADIG_ANA_MISC0_DISCON_HIGH_SNVS 0x2000 -#define BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B 0x80000 -#define BM_ANADIG_USB_CHRG_DETECT_EN_B 0x100000 static struct regmap *anatop; @@ -96,16 +92,6 @@ void imx_anatop_post_resume(void) } -static void imx_anatop_usb_chrg_detect_disable(void) -{ - regmap_write(anatop, ANADIG_USB1_CHRG_DETECT, - BM_ANADIG_USB_CHRG_DETECT_EN_B - | BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B); - regmap_write(anatop, ANADIG_USB2_CHRG_DETECT, - BM_ANADIG_USB_CHRG_DETECT_EN_B | - BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B); -} - void __init imx_init_revision_from_anatop(void) { struct device_node *np; @@ -171,10 +157,6 @@ void __init imx_init_revision_from_anatop(void) void __init imx_anatop_init(void) { anatop = syscon_regmap_lookup_by_compatible("fsl,imx6q-anatop"); - if (IS_ERR(anatop)) { + if (IS_ERR(anatop)) pr_err("%s: failed to find imx6q-anatop regmap!\n", __func__); - return; - } - - imx_anatop_usb_chrg_detect_disable(); } diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c index 0b137eeffb61..d8118031c51f 100644 --- a/arch/arm/mach-imx/cpu.c +++ b/arch/arm/mach-imx/cpu.c @@ -1,15 +1,20 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/err.h> +#include <linux/mfd/syscon.h> #include <linux/module.h> #include <linux/io.h> #include <linux/of.h> #include <linux/of_address.h> +#include <linux/regmap.h> #include <linux/slab.h> #include <linux/sys_soc.h> #include "hardware.h" #include "common.h" +#define OCOTP_UID_H 0x420 +#define OCOTP_UID_L 0x410 + unsigned int __mxc_cpu_type; static unsigned int imx_soc_revision; @@ -76,9 +81,13 @@ void __init imx_aips_allow_unprivileged_access( struct device * __init imx_soc_device_init(void) { struct soc_device_attribute *soc_dev_attr; + const char *ocotp_compat = NULL; struct soc_device *soc_dev; struct device_node *root; + struct regmap *ocotp; const char *soc_id; + u64 soc_uid = 0; + u32 val; int ret; soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); @@ -119,30 +128,39 @@ struct device * __init imx_soc_device_init(void) soc_id = "i.MX53"; break; case MXC_CPU_IMX6SL: + ocotp_compat = "fsl,imx6sl-ocotp"; soc_id = "i.MX6SL"; break; case MXC_CPU_IMX6DL: + ocotp_compat = "fsl,imx6q-ocotp"; soc_id = "i.MX6DL"; break; case MXC_CPU_IMX6SX: + ocotp_compat = "fsl,imx6sx-ocotp"; soc_id = "i.MX6SX"; break; case MXC_CPU_IMX6Q: + ocotp_compat = "fsl,imx6q-ocotp"; soc_id = "i.MX6Q"; break; case MXC_CPU_IMX6UL: + ocotp_compat = "fsl,imx6ul-ocotp"; soc_id = "i.MX6UL"; break; case MXC_CPU_IMX6ULL: + ocotp_compat = "fsl,imx6ul-ocotp"; soc_id = "i.MX6ULL"; break; case MXC_CPU_IMX6ULZ: + ocotp_compat = "fsl,imx6ul-ocotp"; soc_id = "i.MX6ULZ"; break; case MXC_CPU_IMX6SLL: + ocotp_compat = "fsl,imx6sll-ocotp"; soc_id = "i.MX6SLL"; break; case MXC_CPU_IMX7D: + ocotp_compat = "fsl,imx7d-ocotp"; soc_id = "i.MX7D"; break; case MXC_CPU_IMX7ULP: @@ -153,18 +171,36 @@ struct device * __init imx_soc_device_init(void) } soc_dev_attr->soc_id = soc_id; + if (ocotp_compat) { + ocotp = syscon_regmap_lookup_by_compatible(ocotp_compat); + if (IS_ERR(ocotp)) + pr_err("%s: failed to find %s regmap!\n", __func__, ocotp_compat); + + regmap_read(ocotp, OCOTP_UID_H, &val); + soc_uid = val; + regmap_read(ocotp, OCOTP_UID_L, &val); + soc_uid <<= 32; + soc_uid |= val; + } + soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%d.%d", (imx_soc_revision >> 4) & 0xf, imx_soc_revision & 0xf); if (!soc_dev_attr->revision) goto free_soc; + soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", soc_uid); + if (!soc_dev_attr->serial_number) + goto free_rev; + soc_dev = soc_device_register(soc_dev_attr); if (IS_ERR(soc_dev)) - goto free_rev; + goto free_serial_number; return soc_device_to_device(soc_dev); +free_serial_number: + kfree(soc_dev_attr->serial_number); free_rev: kfree(soc_dev_attr->revision); free_soc: diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c index 089d11ffaa3e..82e22398d43d 100644 --- a/arch/arm/mach-imx/hotplug.c +++ b/arch/arm/mach-imx/hotplug.c @@ -6,32 +6,12 @@ #include <linux/errno.h> #include <linux/jiffies.h> +#include <asm/cacheflush.h> #include <asm/cp15.h> #include <asm/proc-fns.h> #include "common.h" -static inline void cpu_enter_lowpower(void) -{ - unsigned int v; - - asm volatile( - "mcr p15, 0, %1, c7, c5, 0\n" - " mcr p15, 0, %1, c7, c10, 4\n" - /* - * Turn off coherency - */ - " mrc p15, 0, %0, c1, c0, 1\n" - " bic %0, %0, %3\n" - " mcr p15, 0, %0, c1, c0, 1\n" - " mrc p15, 0, %0, c1, c0, 0\n" - " bic %0, %0, %2\n" - " mcr p15, 0, %0, c1, c0, 0\n" - : "=&r" (v) - : "r" (0), "Ir" (CR_C), "Ir" (0x40) - : "cc"); -} - /* * platform-specific code to shutdown a CPU * @@ -39,7 +19,7 @@ static inline void cpu_enter_lowpower(void) */ void imx_cpu_die(unsigned int cpu) { - cpu_enter_lowpower(); + v7_exit_coherency_flush(louis); /* * We use the cpu jumping argument register to sync with * imx_cpu_kill() which is running on cpu0 and waiting for diff --git a/arch/arm/mach-mmp/Kconfig b/arch/arm/mach-mmp/Kconfig index 0440109e973b..b58a03b18bde 100644 --- a/arch/arm/mach-mmp/Kconfig +++ b/arch/arm/mach-mmp/Kconfig @@ -1,13 +1,13 @@ # SPDX-License-Identifier: GPL-2.0-only menuconfig ARCH_MMP - bool "Marvell PXA168/910/MMP2" + bool "Marvell PXA168/910/MMP2/MMP3" depends on ARCH_MULTI_V5 || ARCH_MULTI_V7 select GPIO_PXA select GPIOLIB select PINCTRL select PLAT_PXA help - Support for Marvell's PXA168/PXA910(MMP) and MMP2 processor line. + Support for Marvell's PXA168/PXA910(MMP), MMP2, and MMP3 processor lines. if ARCH_MMP @@ -129,6 +129,24 @@ config MACH_MMP2_DT Include support for Marvell MMP2 based platforms using the device tree. +config MACH_MMP3_DT + bool "Support MMP3 (ARMv7) platforms" + depends on ARCH_MULTI_V7 + select ARM_GIC + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select CACHE_L2X0 + select PINCTRL + select PINCTRL_SINGLE + select ARCH_HAS_RESET_CONTROLLER + select CPU_PJ4B + select PM_GENERIC_DOMAINS if PM + select PM_GENERIC_DOMAINS_OF if PM && OF + help + Say 'Y' here if you want to include support for platforms + with Marvell MMP3 processor, also known as PXA2128 or + Armada 620. + endmenu config CPU_PXA168 diff --git a/arch/arm/mach-mmp/Makefile b/arch/arm/mach-mmp/Makefile index 8f267c7bc6e8..7b3a7f979eec 100644 --- a/arch/arm/mach-mmp/Makefile +++ b/arch/arm/mach-mmp/Makefile @@ -22,6 +22,9 @@ ifeq ($(CONFIG_PM),y) obj-$(CONFIG_CPU_PXA910) += pm-pxa910.o obj-$(CONFIG_CPU_MMP2) += pm-mmp2.o endif +ifeq ($(CONFIG_SMP),y) +obj-$(CONFIG_MACH_MMP3_DT) += platsmp.o +endif # board support obj-$(CONFIG_MACH_ASPENITE) += aspenite.o @@ -34,5 +37,6 @@ obj-$(CONFIG_MACH_FLINT) += flint.o obj-$(CONFIG_MACH_MARVELL_JASPER) += jasper.o obj-$(CONFIG_MACH_MMP_DT) += mmp-dt.o obj-$(CONFIG_MACH_MMP2_DT) += mmp2-dt.o +obj-$(CONFIG_MACH_MMP3_DT) += mmp3.o obj-$(CONFIG_MACH_TETON_BGA) += teton_bga.o obj-$(CONFIG_MACH_GPLUGD) += gplugd.o diff --git a/arch/arm/mach-mmp/addr-map.h b/arch/arm/mach-mmp/addr-map.h index 25edf6a92276..3dc2f0b0ecba 100644 --- a/arch/arm/mach-mmp/addr-map.h +++ b/arch/arm/mach-mmp/addr-map.h @@ -20,6 +20,10 @@ #define AXI_VIRT_BASE IOMEM(0xfe200000) #define AXI_PHYS_SIZE 0x00200000 +#define PGU_PHYS_BASE 0xe0000000 +#define PGU_VIRT_BASE IOMEM(0xfe400000) +#define PGU_PHYS_SIZE 0x00100000 + /* Static Memory Controller - Chip Select 0 and 1 */ #define SMC_CS0_PHYS_BASE 0x80000000 #define SMC_CS0_PHYS_SIZE 0x10000000 @@ -38,4 +42,7 @@ #define CIU_VIRT_BASE (AXI_VIRT_BASE + 0x82c00) #define CIU_REG(x) (CIU_VIRT_BASE + (x)) +#define SCU_VIRT_BASE (PGU_VIRT_BASE) +#define SCU_REG(x) (SCU_VIRT_BASE + (x)) + #endif /* __ASM_MACH_ADDR_MAP_H */ diff --git a/arch/arm/mach-mmp/common.c b/arch/arm/mach-mmp/common.c index 6684abc7708b..e94349d4726c 100644 --- a/arch/arm/mach-mmp/common.c +++ b/arch/arm/mach-mmp/common.c @@ -13,11 +13,11 @@ #include <asm/mach/map.h> #include <asm/system_misc.h> #include "addr-map.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "common.h" -#define MMP_CHIPID (AXI_VIRT_BASE + 0x82c00) +#define MMP_CHIPID CIU_REG(0x00) unsigned int mmp_chip_id; EXPORT_SYMBOL(mmp_chip_id); @@ -36,6 +36,15 @@ static struct map_desc standard_io_desc[] __initdata = { }, }; +static struct map_desc mmp2_io_desc[] __initdata = { + { + .pfn = __phys_to_pfn(PGU_PHYS_BASE), + .virtual = (unsigned long)PGU_VIRT_BASE, + .length = PGU_PHYS_SIZE, + .type = MT_DEVICE, + }, +}; + void __init mmp_map_io(void) { iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); @@ -44,6 +53,12 @@ void __init mmp_map_io(void) mmp_chip_id = __raw_readl(MMP_CHIPID); } +void __init mmp2_map_io(void) +{ + mmp_map_io(); + iotable_init(mmp2_io_desc, ARRAY_SIZE(mmp2_io_desc)); +} + void mmp_restart(enum reboot_mode mode, const char *cmd) { soft_restart(0); diff --git a/arch/arm/mach-mmp/common.h b/arch/arm/mach-mmp/common.h index 483b8b6d3005..ed56b3f15b45 100644 --- a/arch/arm/mach-mmp/common.h +++ b/arch/arm/mach-mmp/common.h @@ -5,4 +5,5 @@ extern void mmp_timer_init(int irq, unsigned long rate); extern void __init mmp_map_io(void); +extern void __init mmp2_map_io(void); extern void mmp_restart(enum reboot_mode, const char *); diff --git a/arch/arm/mach-mmp/devices.c b/arch/arm/mach-mmp/devices.c index 130c1a603ba2..18bee66a671f 100644 --- a/arch/arm/mach-mmp/devices.c +++ b/arch/arm/mach-mmp/devices.c @@ -11,7 +11,7 @@ #include <asm/irq.h> #include "irqs.h" #include "devices.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "regs-usb.h" int __init pxa_register_device(struct pxa_device_desc *desc, diff --git a/arch/arm/mach-mmp/mmp-dt.c b/arch/arm/mach-mmp/mmp-dt.c index 35559792d5cc..91214996acec 100644 --- a/arch/arm/mach-mmp/mmp-dt.c +++ b/arch/arm/mach-mmp/mmp-dt.c @@ -9,14 +9,13 @@ #include <linux/irqchip.h> #include <linux/of_platform.h> #include <linux/clk-provider.h> +#include <linux/clocksource.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/hardware/cache-tauros2.h> #include "common.h" -extern void __init mmp_dt_init_timer(void); - static const char *const pxa168_dt_board_compat[] __initconst = { "mrvl,pxa168-aspenite", NULL, @@ -32,8 +31,8 @@ static void __init mmp_init_time(void) #ifdef CONFIG_CACHE_TAUROS2 tauros2_init(0); #endif - mmp_dt_init_timer(); of_clk_init(NULL); + timer_probe(); } DT_MACHINE_START(PXA168_DT, "Marvell PXA168 (Device Tree Support)") diff --git a/arch/arm/mach-mmp/mmp2-dt.c b/arch/arm/mach-mmp/mmp2-dt.c index 305a9daba6d6..510c762ddc48 100644 --- a/arch/arm/mach-mmp/mmp2-dt.c +++ b/arch/arm/mach-mmp/mmp2-dt.c @@ -10,21 +10,20 @@ #include <linux/irqchip.h> #include <linux/of_platform.h> #include <linux/clk-provider.h> +#include <linux/clocksource.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/hardware/cache-tauros2.h> #include "common.h" -extern void __init mmp_dt_init_timer(void); - static void __init mmp_init_time(void) { #ifdef CONFIG_CACHE_TAUROS2 tauros2_init(0); #endif of_clk_init(NULL); - mmp_dt_init_timer(); + timer_probe(); } static const char *const mmp2_dt_board_compat[] __initconst = { @@ -33,7 +32,7 @@ static const char *const mmp2_dt_board_compat[] __initconst = { }; DT_MACHINE_START(MMP2_DT, "Marvell MMP2 (Device Tree Support)") - .map_io = mmp_map_io, + .map_io = mmp2_map_io, .init_time = mmp_init_time, .dt_compat = mmp2_dt_board_compat, MACHINE_END diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c index 18ea3e1a26e6..bbc4c2274de3 100644 --- a/arch/arm/mach-mmp/mmp2.c +++ b/arch/arm/mach-mmp/mmp2.c @@ -20,7 +20,7 @@ #include <asm/mach/time.h> #include "addr-map.h" #include "regs-apbc.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "irqs.h" #include "mfp.h" #include "devices.h" diff --git a/arch/arm/mach-mmp/mmp3.c b/arch/arm/mach-mmp/mmp3.c new file mode 100644 index 000000000000..b0e86964f302 --- /dev/null +++ b/arch/arm/mach-mmp/mmp3.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Marvell MMP3 aka PXA2128 aka 88AP2128 support + * + * Copyright (C) 2019 Lubomir Rintel <lkundrak@v3.sk> + */ + +#include <linux/io.h> +#include <linux/irqchip.h> +#include <linux/of_platform.h> +#include <linux/clk-provider.h> +#include <asm/mach/arch.h> +#include <asm/hardware/cache-l2x0.h> + +#include "common.h" + +static const char *const mmp3_dt_board_compat[] __initconst = { + "marvell,mmp3", + NULL, +}; + +DT_MACHINE_START(MMP2_DT, "Marvell MMP3") + .map_io = mmp2_map_io, + .dt_compat = mmp3_dt_board_compat, + .l2c_aux_val = 1 << L310_AUX_CTRL_FWA_SHIFT | + L310_AUX_CTRL_DATA_PREFETCH | + L310_AUX_CTRL_INSTR_PREFETCH, + .l2c_aux_mask = 0xc20fffff, +MACHINE_END diff --git a/arch/arm/mach-mmp/platsmp.c b/arch/arm/mach-mmp/platsmp.c new file mode 100644 index 000000000000..c99405469bb4 --- /dev/null +++ b/arch/arm/mach-mmp/platsmp.c @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2019 Lubomir Rintel <lkundrak@v3.sk> + */ +#include <linux/io.h> +#include <asm/smp_scu.h> +#include <asm/smp.h> +#include "addr-map.h" + +#define SW_BRANCH_VIRT_ADDR CIU_REG(0x24) + +static int mmp3_boot_secondary(unsigned int cpu, struct task_struct *idle) +{ + /* + * Apparently, the boot ROM on the second core spins on this + * register becoming non-zero and then jumps to the address written + * there. No IPIs involved. + */ + __raw_writel(__pa_symbol(secondary_startup), SW_BRANCH_VIRT_ADDR); + return 0; +} + +static void mmp3_smp_prepare_cpus(unsigned int max_cpus) +{ + scu_enable(SCU_VIRT_BASE); +} + +static const struct smp_operations mmp3_smp_ops __initconst = { + .smp_prepare_cpus = mmp3_smp_prepare_cpus, + .smp_boot_secondary = mmp3_boot_secondary, +}; +CPU_METHOD_OF_DECLARE(mmp3_smp, "marvell,mmp3-smp", &mmp3_smp_ops); diff --git a/arch/arm/mach-mmp/pm-mmp2.c b/arch/arm/mach-mmp/pm-mmp2.c index 2923dd5732a6..2d86381e152d 100644 --- a/arch/arm/mach-mmp/pm-mmp2.c +++ b/arch/arm/mach-mmp/pm-mmp2.c @@ -17,7 +17,7 @@ #include <linux/interrupt.h> #include <asm/mach-types.h> -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "addr-map.h" #include "pm-mmp2.h" #include "regs-icu.h" diff --git a/arch/arm/mach-mmp/pm-pxa910.c b/arch/arm/mach-mmp/pm-pxa910.c index 58535ce206dc..69ebe18ff209 100644 --- a/arch/arm/mach-mmp/pm-pxa910.c +++ b/arch/arm/mach-mmp/pm-pxa910.c @@ -18,7 +18,7 @@ #include <asm/mach-types.h> #include <asm/outercache.h> -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "addr-map.h" #include "pm-pxa910.h" #include "regs-icu.h" diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index 6e0277488967..b642e900727a 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -21,7 +21,7 @@ #include "addr-map.h" #include "clock.h" #include "common.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "devices.h" #include "irqs.h" #include "mfp.h" diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c index cba31c758dea..b19a069d9fab 100644 --- a/arch/arm/mach-mmp/pxa910.c +++ b/arch/arm/mach-mmp/pxa910.c @@ -18,7 +18,7 @@ #include <asm/mach/time.h> #include "addr-map.h" #include "regs-apbc.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "irqs.h" #include "mfp.h" #include "devices.h" diff --git a/arch/arm/mach-mmp/regs-usb.h b/arch/arm/mach-mmp/regs-usb.h index d9f08c160154..ed0d1aa0ad6c 100644 --- a/arch/arm/mach-mmp/regs-usb.h +++ b/arch/arm/mach-mmp/regs-usb.h @@ -121,100 +121,6 @@ #define UTMI_OTG_ADDON_OTG_ON (1 << 0) -/* For MMP3 USB Phy */ -#define USB2_PLL_REG0 0x4 -#define USB2_PLL_REG1 0x8 -#define USB2_TX_REG0 0x10 -#define USB2_TX_REG1 0x14 -#define USB2_TX_REG2 0x18 -#define USB2_RX_REG0 0x20 -#define USB2_RX_REG1 0x24 -#define USB2_RX_REG2 0x28 -#define USB2_ANA_REG0 0x30 -#define USB2_ANA_REG1 0x34 -#define USB2_ANA_REG2 0x38 -#define USB2_DIG_REG0 0x3C -#define USB2_DIG_REG1 0x40 -#define USB2_DIG_REG2 0x44 -#define USB2_DIG_REG3 0x48 -#define USB2_TEST_REG0 0x4C -#define USB2_TEST_REG1 0x50 -#define USB2_TEST_REG2 0x54 -#define USB2_CHARGER_REG0 0x58 -#define USB2_OTG_REG0 0x5C -#define USB2_PHY_MON0 0x60 -#define USB2_RESETVE_REG0 0x64 -#define USB2_ICID_REG0 0x78 -#define USB2_ICID_REG1 0x7C - -/* USB2_PLL_REG0 */ -/* This is for Ax stepping */ -#define USB2_PLL_FBDIV_SHIFT_MMP3 0 -#define USB2_PLL_FBDIV_MASK_MMP3 (0xFF << 0) - -#define USB2_PLL_REFDIV_SHIFT_MMP3 8 -#define USB2_PLL_REFDIV_MASK_MMP3 (0xF << 8) - -#define USB2_PLL_VDD12_SHIFT_MMP3 12 -#define USB2_PLL_VDD18_SHIFT_MMP3 14 - -/* This is for B0 stepping */ -#define USB2_PLL_FBDIV_SHIFT_MMP3_B0 0 -#define USB2_PLL_REFDIV_SHIFT_MMP3_B0 9 -#define USB2_PLL_VDD18_SHIFT_MMP3_B0 14 -#define USB2_PLL_FBDIV_MASK_MMP3_B0 0x01FF -#define USB2_PLL_REFDIV_MASK_MMP3_B0 0x3E00 - -#define USB2_PLL_CAL12_SHIFT_MMP3 0 -#define USB2_PLL_CALI12_MASK_MMP3 (0x3 << 0) - -#define USB2_PLL_VCOCAL_START_SHIFT_MMP3 2 - -#define USB2_PLL_KVCO_SHIFT_MMP3 4 -#define USB2_PLL_KVCO_MASK_MMP3 (0x7<<4) - -#define USB2_PLL_ICP_SHIFT_MMP3 8 -#define USB2_PLL_ICP_MASK_MMP3 (0x7<<8) - -#define USB2_PLL_LOCK_BYPASS_SHIFT_MMP3 12 - -#define USB2_PLL_PU_PLL_SHIFT_MMP3 13 -#define USB2_PLL_PU_PLL_MASK (0x1 << 13) - -#define USB2_PLL_READY_MASK_MMP3 (0x1 << 15) - -/* USB2_TX_REG0 */ -#define USB2_TX_IMPCAL_VTH_SHIFT_MMP3 8 -#define USB2_TX_IMPCAL_VTH_MASK_MMP3 (0x7 << 8) - -#define USB2_TX_RCAL_START_SHIFT_MMP3 13 - -/* USB2_TX_REG1 */ -#define USB2_TX_CK60_PHSEL_SHIFT_MMP3 0 -#define USB2_TX_CK60_PHSEL_MASK_MMP3 (0xf << 0) - -#define USB2_TX_AMP_SHIFT_MMP3 4 -#define USB2_TX_AMP_MASK_MMP3 (0x7 << 4) - -#define USB2_TX_VDD12_SHIFT_MMP3 8 -#define USB2_TX_VDD12_MASK_MMP3 (0x3 << 8) - -/* USB2_TX_REG2 */ -#define USB2_TX_DRV_SLEWRATE_SHIFT 10 - -/* USB2_RX_REG0 */ -#define USB2_RX_SQ_THRESH_SHIFT_MMP3 4 -#define USB2_RX_SQ_THRESH_MASK_MMP3 (0xf << 4) - -#define USB2_RX_SQ_LENGTH_SHIFT_MMP3 10 -#define USB2_RX_SQ_LENGTH_MASK_MMP3 (0x3 << 10) - -/* USB2_ANA_REG1*/ -#define USB2_ANA_PU_ANA_SHIFT_MMP3 14 - -/* USB2_OTG_REG0 */ -#define USB2_OTG_PU_OTG_SHIFT_MMP3 3 - /* fsic registers */ #define FSIC_MISC 0x4 #define FSIC_INT 0x28 diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 483df32583be..110dcb3314d1 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -33,7 +33,7 @@ #include "regs-timers.h" #include "regs-apbc.h" #include "irqs.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "clock.h" #define TIMERS_VIRT_BASE TIMERS1_VIRT_BASE @@ -155,7 +155,8 @@ static void __init timer_config(void) __raw_writel(0x0, mmp_timer_base + TMR_CER); /* disable */ - ccr &= (cpu_is_mmp2()) ? (TMR_CCR_CS_0(0) | TMR_CCR_CS_1(0)) : + ccr &= (cpu_is_mmp2() || cpu_is_mmp3()) ? + (TMR_CCR_CS_0(0) | TMR_CCR_CS_1(0)) : (TMR_CCR_CS_0(3) | TMR_CCR_CS_1(3)); __raw_writel(ccr, mmp_timer_base + TMR_CCR); @@ -195,30 +196,17 @@ void __init mmp_timer_init(int irq, unsigned long rate) clockevents_config_and_register(&ckevt, rate, MIN_DELTA, MAX_DELTA); } -#ifdef CONFIG_OF -static const struct of_device_id mmp_timer_dt_ids[] = { - { .compatible = "mrvl,mmp-timer", }, - {} -}; - -void __init mmp_dt_init_timer(void) +static int __init mmp_dt_init_timer(struct device_node *np) { - struct device_node *np; struct clk *clk; int irq, ret; unsigned long rate; - np = of_find_matching_node(NULL, mmp_timer_dt_ids); - if (!np) { - ret = -ENODEV; - goto out; - } - clk = of_clk_get(np, 0); if (!IS_ERR(clk)) { ret = clk_prepare_enable(clk); if (ret) - goto out; + return ret; rate = clk_get_rate(clk) / 2; } else if (cpu_is_pj4()) { rate = 6500000; @@ -227,18 +215,15 @@ void __init mmp_dt_init_timer(void) } irq = irq_of_parse_and_map(np, 0); - if (!irq) { - ret = -EINVAL; - goto out; - } + if (!irq) + return -EINVAL; + mmp_timer_base = of_iomap(np, 0); - if (!mmp_timer_base) { - ret = -ENOMEM; - goto out; - } + if (!mmp_timer_base) + return -ENOMEM; + mmp_timer_init(irq, rate); - return; -out: - pr_err("Failed to get timer from device tree with error:%d\n", ret); + return 0; } -#endif + +TIMER_OF_DECLARE(mmp_timer, "mrvl,mmp-timer", mmp_dt_init_timer); diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig index 2a17dc1d122c..948da556162e 100644 --- a/arch/arm/mach-omap1/Kconfig +++ b/arch/arm/mach-omap1/Kconfig @@ -4,30 +4,25 @@ if ARCH_OMAP1 menu "TI OMAP1 specific features" comment "OMAP Core Type" - depends on ARCH_OMAP1 config ARCH_OMAP730 - depends on ARCH_OMAP1 bool "OMAP730 Based System" select ARCH_OMAP_OTG select CPU_ARM926T select OMAP_MPU_TIMER config ARCH_OMAP850 - depends on ARCH_OMAP1 bool "OMAP850 Based System" select ARCH_OMAP_OTG select CPU_ARM926T config ARCH_OMAP15XX - depends on ARCH_OMAP1 default y bool "OMAP15xx Based System" select CPU_ARM925T select OMAP_MPU_TIMER config ARCH_OMAP16XX - depends on ARCH_OMAP1 bool "OMAP16xx Based System" select ARCH_OMAP_OTG select CPU_ARM926T @@ -35,7 +30,6 @@ config ARCH_OMAP16XX config OMAP_MUX bool "OMAP multiplexing support" - depends on ARCH_OMAP default y help Pin multiplexing support for OMAP boards. If your bootloader @@ -60,25 +54,24 @@ config OMAP_MUX_WARNINGS printed, it's safe to deselect OMAP_MUX for your product. comment "OMAP Board Type" - depends on ARCH_OMAP1 config MACH_OMAP_INNOVATOR bool "TI Innovator" - depends on ARCH_OMAP1 && (ARCH_OMAP15XX || ARCH_OMAP16XX) + depends on ARCH_OMAP15XX || ARCH_OMAP16XX help TI OMAP 1510 or 1610 Innovator board support. Say Y here if you have such a board. config MACH_OMAP_H2 bool "TI H2 Support" - depends on ARCH_OMAP1 && ARCH_OMAP16XX + depends on ARCH_OMAP16XX help TI OMAP 1610/1611B H2 board support. Say Y here if you have such a board. config MACH_OMAP_H3 bool "TI H3 Support" - depends on ARCH_OMAP1 && ARCH_OMAP16XX + depends on ARCH_OMAP16XX help TI OMAP 1710 H3 board support. Say Y here if you have such a board. @@ -91,7 +84,7 @@ config MACH_HERALD config MACH_OMAP_OSK bool "TI OSK Support" - depends on ARCH_OMAP1 && ARCH_OMAP16XX + depends on ARCH_OMAP16XX help TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here if you have such a board. @@ -106,21 +99,21 @@ config OMAP_OSK_MISTRAL config MACH_OMAP_PERSEUS2 bool "TI Perseus2" - depends on ARCH_OMAP1 && ARCH_OMAP730 + depends on ARCH_OMAP730 help Support for TI OMAP 730 Perseus2 board. Say Y here if you have such a board. config MACH_OMAP_FSAMPLE bool "TI F-Sample" - depends on ARCH_OMAP1 && ARCH_OMAP730 + depends on ARCH_OMAP730 help Support for TI OMAP 850 F-Sample board. Say Y here if you have such a board. config MACH_OMAP_PALMTE bool "Palm Tungsten E" - depends on ARCH_OMAP1 && ARCH_OMAP15XX + depends on ARCH_OMAP15XX help Support for the Palm Tungsten E PDA. To boot the kernel, you'll need a PalmOS compatible bootloader; check out @@ -129,7 +122,7 @@ config MACH_OMAP_PALMTE config MACH_OMAP_PALMZ71 bool "Palm Zire71" - depends on ARCH_OMAP1 && ARCH_OMAP15XX + depends on ARCH_OMAP15XX help Support for the Palm Zire71 PDA. To boot the kernel, you'll need a PalmOS compatible bootloader; check out @@ -138,7 +131,7 @@ config MACH_OMAP_PALMZ71 config MACH_OMAP_PALMTT bool "Palm Tungsten|T" - depends on ARCH_OMAP1 && ARCH_OMAP15XX + depends on ARCH_OMAP15XX help Support for the Palm Tungsten|T PDA. To boot the kernel, you'll need a PalmOS compatible bootloader (Garux); check out @@ -147,7 +140,7 @@ config MACH_OMAP_PALMTT config MACH_SX1 bool "Siemens SX1" - depends on ARCH_OMAP1 && ARCH_OMAP15XX + depends on ARCH_OMAP15XX select I2C help Support for the Siemens SX1 phone. To boot the kernel, @@ -159,14 +152,14 @@ config MACH_SX1 config MACH_NOKIA770 bool "Nokia 770" - depends on ARCH_OMAP1 && ARCH_OMAP16XX + depends on ARCH_OMAP16XX help Support for the Nokia 770 Internet Tablet. Say Y here if you have such a device. config MACH_AMS_DELTA bool "Amstrad E3 (Delta)" - depends on ARCH_OMAP1 && ARCH_OMAP15XX + depends on ARCH_OMAP15XX select FIQ select GPIO_GENERIC_PLATFORM select LEDS_GPIO_REGISTER @@ -178,7 +171,7 @@ config MACH_AMS_DELTA config MACH_OMAP_GENERIC bool "Generic OMAP board" - depends on ARCH_OMAP1 && (ARCH_OMAP15XX || ARCH_OMAP16XX) + depends on ARCH_OMAP15XX || ARCH_OMAP16XX help Support for generic OMAP-1510, 1610 or 1710 board with no FPGA. Can be used as template for porting Linux to diff --git a/arch/arm/mach-omap1/ams-delta-fiq.c b/arch/arm/mach-omap1/ams-delta-fiq.c index 0254eb9cf8c6..4eea3e39e633 100644 --- a/arch/arm/mach-omap1/ams-delta-fiq.c +++ b/arch/arm/mach-omap1/ams-delta-fiq.c @@ -110,7 +110,7 @@ void __init ams_delta_init_fiq(struct gpio_chip *chip, /* * FIQ handler takes full control over serio data and clk GPIO - * pins. Initiaize them and keep requested so nobody can + * pins. Initialize them and keep requested so nobody can * interfere. Fail if any of those two couldn't be requested. */ switch (i) { diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 1e1e86d17fc5..f07cfda85156 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -29,6 +29,11 @@ obj-y += mcbsp.o endif obj-$(CONFIG_TWL4030_CORE) += omap_twl.o + +ifneq ($(CONFIG_MFD_CPCAP),) +obj-y += pmic-cpcap.o +endif + obj-$(CONFIG_SOC_HAS_OMAP2_SDRC) += sdrc.o # SMP support ONLY available for OMAP4 diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index f98c8ecc9ca2..dedd47e30b98 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -1147,7 +1147,21 @@ void clkdm_del_autodeps(struct clockdomain *clkdm) /* Clockdomain-to-clock/hwmod framework interface code */ -static int _clkdm_clk_hwmod_enable(struct clockdomain *clkdm) +/** + * clkdm_clk_enable - add an enabled downstream clock to this clkdm + * @clkdm: struct clockdomain * + * @clk: struct clk * of the enabled downstream clock + * + * Increment the usecount of the clockdomain @clkdm and ensure that it + * is awake before @clk is enabled. Intended to be called by + * clk_enable() code. If the clockdomain is in software-supervised + * idle mode, force the clockdomain to wake. If the clockdomain is in + * hardware-supervised idle mode, add clkdm-pwrdm autodependencies, to + * ensure that devices in the clockdomain can be read from/written to + * by on-chip processors. Returns -EINVAL if passed null pointers; + * returns 0 upon success or if the clockdomain is in hwsup idle mode. + */ +int clkdm_clk_enable(struct clockdomain *clkdm, struct clk *unused) { if (!clkdm || !arch_clkdm || !arch_clkdm->clkdm_clk_enable) return -EINVAL; @@ -1175,33 +1189,6 @@ static int _clkdm_clk_hwmod_enable(struct clockdomain *clkdm) } /** - * clkdm_clk_enable - add an enabled downstream clock to this clkdm - * @clkdm: struct clockdomain * - * @clk: struct clk * of the enabled downstream clock - * - * Increment the usecount of the clockdomain @clkdm and ensure that it - * is awake before @clk is enabled. Intended to be called by - * clk_enable() code. If the clockdomain is in software-supervised - * idle mode, force the clockdomain to wake. If the clockdomain is in - * hardware-supervised idle mode, add clkdm-pwrdm autodependencies, to - * ensure that devices in the clockdomain can be read from/written to - * by on-chip processors. Returns -EINVAL if passed null pointers; - * returns 0 upon success or if the clockdomain is in hwsup idle mode. - */ -int clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk) -{ - /* - * XXX Rewrite this code to maintain a list of enabled - * downstream clocks for debugging purposes? - */ - - if (!clk) - return -EINVAL; - - return _clkdm_clk_hwmod_enable(clkdm); -} - -/** * clkdm_clk_disable - remove an enabled downstream clock from this clkdm * @clkdm: struct clockdomain * * @clk: struct clk * of the disabled downstream clock @@ -1216,13 +1203,13 @@ int clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk) */ int clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk) { - if (!clkdm || !clk || !arch_clkdm || !arch_clkdm->clkdm_clk_disable) + if (!clkdm || !arch_clkdm || !arch_clkdm->clkdm_clk_disable) return -EINVAL; pwrdm_lock(clkdm->pwrdm.ptr); /* corner case: disabling unused clocks */ - if ((__clk_get_enable_count(clk) == 0) && clkdm->usecount == 0) + if (clk && (__clk_get_enable_count(clk) == 0) && clkdm->usecount == 0) goto ccd_exit; if (clkdm->usecount == 0) { @@ -1277,7 +1264,7 @@ int clkdm_hwmod_enable(struct clockdomain *clkdm, struct omap_hwmod *oh) if (!oh) return -EINVAL; - return _clkdm_clk_hwmod_enable(clkdm); + return clkdm_clk_enable(clkdm, NULL); } /** @@ -1300,35 +1287,10 @@ int clkdm_hwmod_disable(struct clockdomain *clkdm, struct omap_hwmod *oh) if (cpu_is_omap24xx() || cpu_is_omap34xx()) return 0; - /* - * XXX Rewrite this code to maintain a list of enabled - * downstream hwmods for debugging purposes? - */ - - if (!clkdm || !oh || !arch_clkdm || !arch_clkdm->clkdm_clk_disable) + if (!oh) return -EINVAL; - pwrdm_lock(clkdm->pwrdm.ptr); - - if (clkdm->usecount == 0) { - pwrdm_unlock(clkdm->pwrdm.ptr); - WARN_ON(1); /* underflow */ - return -ERANGE; - } - - clkdm->usecount--; - if (clkdm->usecount > 0) { - pwrdm_unlock(clkdm->pwrdm.ptr); - return 0; - } - - arch_clkdm->clkdm_clk_disable(clkdm); - pwrdm_state_switch_nolock(clkdm->pwrdm.ptr); - pwrdm_unlock(clkdm->pwrdm.ptr); - - pr_debug("clockdomain: %s: disabled\n", clkdm->name); - - return 0; + return clkdm_clk_disable(clkdm, NULL); } /** diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index c84b5e260617..73338cf80d76 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -684,7 +684,7 @@ static u32 am33xx_control_vals[ARRAY_SIZE(am43xx_control_reg_offsets)]; * * Save the wkup domain registers */ -void am43xx_control_save_context(void) +static void am43xx_control_save_context(void) { int i; @@ -698,7 +698,7 @@ void am43xx_control_save_context(void) * * Restore the wkup domain registers */ -void am43xx_control_restore_context(void) +static void am43xx_control_restore_context(void) { int i; diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h index 393b42110511..eceb4b09adb2 100644 --- a/arch/arm/mach-omap2/control.h +++ b/arch/arm/mach-omap2/control.h @@ -195,6 +195,7 @@ #define OMAP44XX_CONTROL_FUSE_MPU_OPP100 0x243 #define OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO 0x246 #define OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO 0x249 +#define OMAP44XX_CONTROL_FUSE_MPU_OPPNITROSB 0x24C #define OMAP44XX_CONTROL_FUSE_CORE_OPP50 0x254 #define OMAP44XX_CONTROL_FUSE_CORE_OPP100 0x257 #define OMAP44XX_CONTROL_FUSE_CORE_OPP100OV 0x25A diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index 439e143cad7b..46012ca812f4 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -265,6 +265,7 @@ static int __init omapdss_init_of(void) r = of_platform_populate(node, NULL, NULL, &pdev->dev); if (r) { pr_err("Unable to populate DSS submodule devices\n"); + put_device(&pdev->dev); return r; } diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c index 2d8f90546591..67fa28532a3a 100644 --- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -227,7 +227,6 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state) { struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu); unsigned int save_state = 0, cpu_logic_state = PWRDM_POWER_RET; - unsigned int wakeup_cpu; if (omap_rev() == OMAP4430_REV_ES1_0) return -ENXIO; @@ -292,7 +291,6 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state) * secure devices, CPUx does WFI which can result in * domain transition */ - wakeup_cpu = smp_processor_id(); pwrdm_set_next_pwrst(pm_info->pwrdm, PWRDM_POWER_ON); pwrdm_post_transition(NULL); diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c index 3acb4192918d..1d55602b3f8f 100644 --- a/arch/arm/mach-omap2/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -119,11 +119,7 @@ static void _add_hwmod_clocks_clkdev(struct omap_device *od, /** * omap_device_build_from_dt - build an omap_device with multiple hwmods - * @pdev_name: name of the platform_device driver to use - * @pdev_id: this platform_device's connection ID - * @oh: ptr to the single omap_hwmod that backs this omap_device - * @pdata: platform_data ptr to associate with the platform_device - * @pdata_len: amount of memory pointed to by @pdata + * @pdev: The platform device to update. * * Function for building an omap_device already registered from device-tree * @@ -292,7 +288,7 @@ static int _omap_device_idle_hwmods(struct omap_device *od) /** * omap_device_get_context_loss_count - get lost context count - * @od: struct omap_device * + * @pdev: The platform device to update. * * Using the primary hwmod, query the context loss count for this * device. @@ -321,9 +317,8 @@ int omap_device_get_context_loss_count(struct platform_device *pdev) /** * omap_device_alloc - allocate an omap_device * @pdev: platform_device that will be included in this omap_device - * @oh: ptr to the single omap_hwmod that backs this omap_device - * @pdata: platform_data ptr to associate with the platform_device - * @pdata_len: amount of memory pointed to by @pdata + * @ohs: ptr to the omap_hwmod for this omap_device + * @oh_cnt: the size of the ohs list * * Convenience function for allocating an omap_device structure and filling * hwmods, and resources. @@ -649,7 +644,7 @@ struct dev_pm_domain omap_device_pm_domain = { /** * omap_device_register - register an omap_device with one omap_hwmod - * @od: struct omap_device * to register + * @pdev: the platform device (omap_device) to register. * * Register the omap_device structure. This currently just calls * platform_device_register() on the underlying platform_device. @@ -668,7 +663,7 @@ int omap_device_register(struct platform_device *pdev) /** * omap_device_enable - fully activate an omap_device - * @od: struct omap_device * to activate + * @pdev: the platform device to activate * * Do whatever is necessary for the hwmods underlying omap_device @od * to be accessible and ready to operate. This generally involves @@ -702,7 +697,7 @@ int omap_device_enable(struct platform_device *pdev) /** * omap_device_idle - idle an omap_device - * @od: struct omap_device * to idle + * @pdev: The platform_device (omap_device) to idle * * Idle omap_device @od. Device drivers call this function indirectly * via pm_runtime_put*(). Returns -EINVAL if the omap_device is not diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 203664c40d3d..a136788db839 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -623,39 +623,6 @@ static int _enable_wakeup(struct omap_hwmod *oh, u32 *v) return 0; } -/** - * _disable_wakeup: clear OCP_SYSCONFIG.ENAWAKEUP bit in the hardware - * @oh: struct omap_hwmod * - * - * Prevent the hardware module @oh to send wakeups. Returns -EINVAL - * upon error or 0 upon success. - */ -static int _disable_wakeup(struct omap_hwmod *oh, u32 *v) -{ - if (!oh->class->sysc || - !((oh->class->sysc->sysc_flags & SYSC_HAS_ENAWAKEUP) || - (oh->class->sysc->idlemodes & SIDLE_SMART_WKUP) || - (oh->class->sysc->idlemodes & MSTANDBY_SMART_WKUP))) - return -EINVAL; - - if (!oh->class->sysc->sysc_fields) { - WARN(1, "omap_hwmod: %s: offset struct for sysconfig not provided in class\n", oh->name); - return -EINVAL; - } - - if (oh->class->sysc->sysc_flags & SYSC_HAS_ENAWAKEUP) - *v &= ~(0x1 << oh->class->sysc->sysc_fields->enwkup_shift); - - if (oh->class->sysc->idlemodes & SIDLE_SMART_WKUP) - _set_slave_idlemode(oh, HWMOD_IDLEMODE_SMART, v); - if (oh->class->sysc->idlemodes & MSTANDBY_SMART_WKUP) - _set_master_standbymode(oh, HWMOD_IDLEMODE_SMART, v); - - /* XXX test pwrdm_get_wken for this hwmod's subsystem */ - - return 0; -} - static struct clockdomain *_get_clkdm(struct omap_hwmod *oh) { struct clk_hw_omap *clk; @@ -3868,70 +3835,6 @@ void __iomem *omap_hwmod_get_mpu_rt_va(struct omap_hwmod *oh) */ /** - * omap_hwmod_enable_wakeup - allow device to wake up the system - * @oh: struct omap_hwmod * - * - * Sets the module OCP socket ENAWAKEUP bit to allow the module to - * send wakeups to the PRCM, and enable I/O ring wakeup events for - * this IP block if it has dynamic mux entries. Eventually this - * should set PRCM wakeup registers to cause the PRCM to receive - * wakeup events from the module. Does not set any wakeup routing - * registers beyond this point - if the module is to wake up any other - * module or subsystem, that must be set separately. Called by - * omap_device code. Returns -EINVAL on error or 0 upon success. - */ -int omap_hwmod_enable_wakeup(struct omap_hwmod *oh) -{ - unsigned long flags; - u32 v; - - spin_lock_irqsave(&oh->_lock, flags); - - if (oh->class->sysc && - (oh->class->sysc->sysc_flags & SYSC_HAS_ENAWAKEUP)) { - v = oh->_sysc_cache; - _enable_wakeup(oh, &v); - _write_sysconfig(v, oh); - } - - spin_unlock_irqrestore(&oh->_lock, flags); - - return 0; -} - -/** - * omap_hwmod_disable_wakeup - prevent device from waking the system - * @oh: struct omap_hwmod * - * - * Clears the module OCP socket ENAWAKEUP bit to prevent the module - * from sending wakeups to the PRCM, and disable I/O ring wakeup - * events for this IP block if it has dynamic mux entries. Eventually - * this should clear PRCM wakeup registers to cause the PRCM to ignore - * wakeup events from the module. Does not set any wakeup routing - * registers beyond this point - if the module is to wake up any other - * module or subsystem, that must be set separately. Called by - * omap_device code. Returns -EINVAL on error or 0 upon success. - */ -int omap_hwmod_disable_wakeup(struct omap_hwmod *oh) -{ - unsigned long flags; - u32 v; - - spin_lock_irqsave(&oh->_lock, flags); - - if (oh->class->sysc && - (oh->class->sysc->sysc_flags & SYSC_HAS_ENAWAKEUP)) { - v = oh->_sysc_cache; - _disable_wakeup(oh, &v); - _write_sysconfig(v, oh); - } - - spin_unlock_irqrestore(&oh->_lock, flags); - - return 0; -} - -/** * omap_hwmod_assert_hardreset - assert the HW reset line of submodules * contained in the hwmod module. * @oh: struct omap_hwmod * diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index ef1bb08b1a2d..2d0fd99d4713 100644 --- a/arch/arm/mach-omap2/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -646,9 +646,6 @@ int omap_hwmod_get_resource_byname(struct omap_hwmod *oh, unsigned int type, struct powerdomain *omap_hwmod_get_pwrdm(struct omap_hwmod *oh); void __iomem *omap_hwmod_get_mpu_rt_va(struct omap_hwmod *oh); -int omap_hwmod_enable_wakeup(struct omap_hwmod *oh); -int omap_hwmod_disable_wakeup(struct omap_hwmod *oh); - int omap_hwmod_for_each_by_class(const char *classname, int (*fn)(struct omap_hwmod *oh, void *user), diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 28ea2960a9b2..a11cd6f57d7c 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -790,7 +790,7 @@ static struct omap_hwmod_class omap44xx_sha0_hwmod_class = { .sysc = &omap44xx_sha0_sysc, }; -struct omap_hwmod omap44xx_sha0_hwmod = { +static struct omap_hwmod omap44xx_sha0_hwmod = { .name = "sham", .class = &omap44xx_sha0_hwmod_class, .clkdm_name = "l4_secure_clkdm", @@ -974,7 +974,7 @@ static struct omap_hwmod omap44xx_des_hwmod = { }, }; -struct omap_hwmod_ocp_if omap44xx_l3_main_2__des = { +static struct omap_hwmod_ocp_if omap44xx_l3_main_2__des = { .master = &omap44xx_l3_main_2_hwmod, .slave = &omap44xx_des_hwmod, .clk = "l3_div_ck", diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c index e5bd549d2a5e..bd392d59382b 100644 --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c @@ -683,7 +683,7 @@ static struct omap_hwmod_class dra7xx_sha0_hwmod_class = { .sysc = &dra7xx_sha0_sysc, }; -struct omap_hwmod dra7xx_sha0_hwmod = { +static struct omap_hwmod dra7xx_sha0_hwmod = { .name = "sham", .class = &dra7xx_sha0_hwmod_class, .clkdm_name = "l4sec_clkdm", diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index 6787f1e72c6b..a642d3b39e50 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -36,11 +36,6 @@ #define OMAP4_VDD_CORE_SR_VOLT_REG 0x61 #define OMAP4_VDD_CORE_SR_CMD_REG 0x62 -#define OMAP4_VP_CONFIG_ERROROFFSET 0x00 -#define OMAP4_VP_VSTEPMIN_VSTEPMIN 0x01 -#define OMAP4_VP_VSTEPMAX_VSTEPMAX 0x04 -#define OMAP4_VP_VLIMITTO_TIMEOUT_US 200 - static bool is_offset_valid; static u8 smps_offset; @@ -219,7 +214,8 @@ int __init omap4_twl_init(void) { struct voltagedomain *voltdm; - if (!cpu_is_omap44xx()) + if (!cpu_is_omap44xx() || + of_find_compatible_node(NULL, NULL, "motorola,cpcap")) return -ENODEV; voltdm = voltdm_lookup("mpu"); diff --git a/arch/arm/mach-omap2/opp4xxx_data.c b/arch/arm/mach-omap2/opp4xxx_data.c index adea43ea1c60..985aeab9bc2a 100644 --- a/arch/arm/mach-omap2/opp4xxx_data.c +++ b/arch/arm/mach-omap2/opp4xxx_data.c @@ -32,20 +32,22 @@ #define OMAP4430_VDD_MPU_OPP50_UV 1025000 #define OMAP4430_VDD_MPU_OPP100_UV 1200000 -#define OMAP4430_VDD_MPU_OPPTURBO_UV 1313000 -#define OMAP4430_VDD_MPU_OPPNITRO_UV 1375000 +#define OMAP4430_VDD_MPU_OPPTURBO_UV 1325000 +#define OMAP4430_VDD_MPU_OPPNITRO_UV 1388000 +#define OMAP4430_VDD_MPU_OPPNITROSB_UV 1398000 struct omap_volt_data omap443x_vdd_mpu_volt_data[] = { VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c), VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16), VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23), VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27), + VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPNITROSB_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITROSB, 0xfa, 0x27), VOLT_DATA_DEFINE(0, 0, 0, 0), }; -#define OMAP4430_VDD_IVA_OPP50_UV 1013000 -#define OMAP4430_VDD_IVA_OPP100_UV 1188000 -#define OMAP4430_VDD_IVA_OPPTURBO_UV 1300000 +#define OMAP4430_VDD_IVA_OPP50_UV 950000 +#define OMAP4430_VDD_IVA_OPP100_UV 1114000 +#define OMAP4430_VDD_IVA_OPPTURBO_UV 1291000 struct omap_volt_data omap443x_vdd_iva_volt_data[] = { VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c), @@ -54,8 +56,8 @@ struct omap_volt_data omap443x_vdd_iva_volt_data[] = { VOLT_DATA_DEFINE(0, 0, 0, 0), }; -#define OMAP4430_VDD_CORE_OPP50_UV 1025000 -#define OMAP4430_VDD_CORE_OPP100_UV 1200000 +#define OMAP4430_VDD_CORE_OPP50_UV 962000 +#define OMAP4430_VDD_CORE_OPP100_UV 1127000 struct omap_volt_data omap443x_vdd_core_volt_data[] = { VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c), diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index c47a2afc91e5..ca52271de5a8 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -10,7 +10,6 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/of_platform.h> -#include <linux/ti_wilink_st.h> #include <linux/wl12xx.h> #include <linux/mmc/card.h> #include <linux/mmc/host.h> @@ -144,53 +143,6 @@ static void __init omap3_sbc_t3530_legacy_init(void) omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); } -static struct ti_st_plat_data wilink_pdata = { - .nshutdown_gpio = 137, - .dev_name = "/dev/ttyO1", - .flow_cntrl = 1, - .baud_rate = 300000, -}; - -static struct platform_device wl18xx_device = { - .name = "kim", - .id = -1, - .dev = { - .platform_data = &wilink_pdata, - } -}; - -static struct ti_st_plat_data wilink7_pdata = { - .nshutdown_gpio = 162, - .dev_name = "/dev/ttyO1", - .flow_cntrl = 1, - .baud_rate = 3000000, -}; - -static struct platform_device wl128x_device = { - .name = "kim", - .id = -1, - .dev = { - .platform_data = &wilink7_pdata, - } -}; - -static struct platform_device btwilink_device = { - .name = "btwilink", - .id = -1, -}; - -static void __init omap3_igep0020_rev_f_legacy_init(void) -{ - platform_device_register(&wl18xx_device); - platform_device_register(&btwilink_device); -} - -static void __init omap3_igep0030_rev_g_legacy_init(void) -{ - platform_device_register(&wl18xx_device); - platform_device_register(&btwilink_device); -} - static void __init omap3_evm_legacy_init(void) { hsmmc2_internal_input_clk(); @@ -293,8 +245,6 @@ static void __init omap3_tao3530_legacy_init(void) static void __init omap3_logicpd_torpedo_init(void) { omap3_gpio126_127_129(); - platform_device_register(&wl128x_device); - platform_device_register(&btwilink_device); } /* omap3pandora legacy devices */ @@ -575,8 +525,6 @@ static struct pdata_init pdata_quirks[] __initdata = { { "nokia,omap3-n900", nokia_n900_legacy_init, }, { "nokia,omap3-n9", hsmmc2_internal_input_clk, }, { "nokia,omap3-n950", hsmmc2_internal_input_clk, }, - { "isee,omap3-igep0020-rev-f", omap3_igep0020_rev_f_legacy_init, }, - { "isee,omap3-igep0030-rev-g", omap3_igep0030_rev_g_legacy_init, }, { "logicpd,dm3730-torpedo-devkit", omap3_logicpd_torpedo_init, }, { "ti,omap3-evm-37xx", omap3_evm_legacy_init, }, { "ti,am3517-evm", am3517_evm_legacy_init, }, diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index 7ac9af56762d..01ec1ba4878b 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -148,6 +148,7 @@ int __init omap2_common_pm_late_init(void) /* Init the voltage layer */ omap3_twl_init(); omap4_twl_init(); + omap4_cpcap_init(); omap_voltage_late_init(); /* Smartreflex device init */ diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index 8a55b69bca63..2a883a0c1fcd 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -107,6 +107,11 @@ extern u16 pm44xx_errata; #define IS_PM44XX_ERRATUM(id) 0 #endif +#define OMAP4_VP_CONFIG_ERROROFFSET 0x00 +#define OMAP4_VP_VSTEPMIN_VSTEPMIN 0x01 +#define OMAP4_VP_VSTEPMAX_VSTEPMAX 0x04 +#define OMAP4_VP_VLIMITTO_TIMEOUT_US 200 + #ifdef CONFIG_POWER_AVS_OMAP extern int omap_devinit_smartreflex(void); extern void omap_enable_smartreflex_on_init(void); @@ -134,6 +139,15 @@ static inline int omap4_twl_init(void) } #endif +#if IS_ENABLED(CONFIG_MFD_CPCAP) +extern int omap4_cpcap_init(void); +#else +static inline int omap4_cpcap_init(void) +{ + return -EINVAL; +} +#endif + #ifdef CONFIG_PM extern void omap_pm_setup_oscillator(u32 tstart, u32 tshut); extern void omap_pm_get_oscillator(u32 *tstart, u32 *tshut); diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index 485550af2506..5a7a949ae965 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -128,18 +128,9 @@ static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused) return 0; } - /* - * Bootloader or kexec boot may have LOGICRETSTATE cleared - * for some domains. This is the case when kexec booting from - * Android kernels that support off mode for example. - * Make sure it's set at least for core and per, otherwise - * we currently will see lost GPIO interrupts for wlcore and - * smsc911x at least if per hits retention during idle. - */ if (!strncmp(pwrdm->name, "core", 4) || - !strncmp(pwrdm->name, "l4per", 5) || - !strncmp(pwrdm->name, "wkup", 4)) - pwrdm_set_logic_retst(pwrdm, PWRDM_POWER_RET); + !strncmp(pwrdm->name, "l4per", 5)) + pwrdm_set_logic_retst(pwrdm, PWRDM_POWER_OFF); pwrst = kmalloc(sizeof(struct power_state), GFP_ATOMIC); if (!pwrst) diff --git a/arch/arm/mach-omap2/pmic-cpcap.c b/arch/arm/mach-omap2/pmic-cpcap.c new file mode 100644 index 000000000000..eab281a5fc9f --- /dev/null +++ b/arch/arm/mach-omap2/pmic-cpcap.c @@ -0,0 +1,271 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * pmic-cpcap.c - CPCAP-specific functions for the OPP code + * + * Adapted from Motorola Mapphone Android Linux kernel + * Copyright (C) 2011 Motorola, Inc. + */ + +#include <linux/err.h> +#include <linux/io.h> +#include <linux/kernel.h> + +#include "soc.h" +#include "pm.h" +#include "voltage.h" + +#include <linux/init.h> +#include "vc.h" + +/** + * omap_cpcap_vsel_to_vdc - convert CPCAP VSEL value to microvolts DC + * @vsel: CPCAP VSEL value to convert + * + * Returns the microvolts DC that the CPCAP PMIC should generate when + * programmed with @vsel. + */ +static unsigned long omap_cpcap_vsel_to_uv(unsigned char vsel) +{ + if (vsel > 0x44) + vsel = 0x44; + return (((vsel * 125) + 6000)) * 100; +} + +/** + * omap_cpcap_uv_to_vsel - convert microvolts DC to CPCAP VSEL value + * @uv: microvolts DC to convert + * + * Returns the VSEL value necessary for the CPCAP PMIC to + * generate an output voltage equal to or greater than @uv microvolts DC. + */ +static unsigned char omap_cpcap_uv_to_vsel(unsigned long uv) +{ + if (uv < 600000) + uv = 600000; + else if (uv > 1450000) + uv = 1450000; + return DIV_ROUND_UP(uv - 600000, 12500); +} + +static struct omap_voltdm_pmic omap_cpcap_core = { + .slew_rate = 4000, + .step_size = 12500, + .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, + .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, + .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, + .vddmin = 900000, + .vddmax = 1350000, + .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, + .i2c_slave_addr = 0x02, + .volt_reg_addr = 0x00, + .cmd_reg_addr = 0x01, + .i2c_high_speed = false, + .vsel_to_uv = omap_cpcap_vsel_to_uv, + .uv_to_vsel = omap_cpcap_uv_to_vsel, +}; + +static struct omap_voltdm_pmic omap_cpcap_iva = { + .slew_rate = 4000, + .step_size = 12500, + .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, + .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, + .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, + .vddmin = 900000, + .vddmax = 1350000, + .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, + .i2c_slave_addr = 0x44, + .volt_reg_addr = 0x0, + .cmd_reg_addr = 0x01, + .i2c_high_speed = false, + .vsel_to_uv = omap_cpcap_vsel_to_uv, + .uv_to_vsel = omap_cpcap_uv_to_vsel, +}; + +/** + * omap_max8952_vsel_to_vdc - convert MAX8952 VSEL value to microvolts DC + * @vsel: MAX8952 VSEL value to convert + * + * Returns the microvolts DC that the MAX8952 Regulator should generate when + * programmed with @vsel. + */ +static unsigned long omap_max8952_vsel_to_uv(unsigned char vsel) +{ + if (vsel > 0x3F) + vsel = 0x3F; + return (((vsel * 100) + 7700)) * 100; +} + +/** + * omap_max8952_uv_to_vsel - convert microvolts DC to MAX8952 VSEL value + * @uv: microvolts DC to convert + * + * Returns the VSEL value necessary for the MAX8952 Regulator to + * generate an output voltage equal to or greater than @uv microvolts DC. + */ +static unsigned char omap_max8952_uv_to_vsel(unsigned long uv) +{ + if (uv < 770000) + uv = 770000; + else if (uv > 1400000) + uv = 1400000; + return DIV_ROUND_UP(uv - 770000, 10000); +} + +static struct omap_voltdm_pmic omap443x_max8952_mpu = { + .slew_rate = 16000, + .step_size = 10000, + .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, + .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, + .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, + .vddmin = 900000, + .vddmax = 1400000, + .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, + .i2c_slave_addr = 0x60, + .volt_reg_addr = 0x03, + .cmd_reg_addr = 0x03, + .i2c_high_speed = false, + .vsel_to_uv = omap_max8952_vsel_to_uv, + .uv_to_vsel = omap_max8952_uv_to_vsel, +}; + +/** + * omap_fan5355_vsel_to_vdc - convert FAN535503 VSEL value to microvolts DC + * @vsel: FAN535503 VSEL value to convert + * + * Returns the microvolts DC that the FAN535503 Regulator should generate when + * programmed with @vsel. + */ +static unsigned long omap_fan535503_vsel_to_uv(unsigned char vsel) +{ + /* Extract bits[5:0] */ + vsel &= 0x3F; + + return (((vsel * 125) + 7500)) * 100; +} + +/** + * omap_fan535508_vsel_to_vdc - convert FAN535508 VSEL value to microvolts DC + * @vsel: FAN535508 VSEL value to convert + * + * Returns the microvolts DC that the FAN535508 Regulator should generate when + * programmed with @vsel. + */ +static unsigned long omap_fan535508_vsel_to_uv(unsigned char vsel) +{ + /* Extract bits[5:0] */ + vsel &= 0x3F; + + if (vsel > 0x37) + vsel = 0x37; + return (((vsel * 125) + 7500)) * 100; +} + + +/** + * omap_fan535503_uv_to_vsel - convert microvolts DC to FAN535503 VSEL value + * @uv: microvolts DC to convert + * + * Returns the VSEL value necessary for the MAX8952 Regulator to + * generate an output voltage equal to or greater than @uv microvolts DC. + */ +static unsigned char omap_fan535503_uv_to_vsel(unsigned long uv) +{ + unsigned char vsel; + if (uv < 750000) + uv = 750000; + else if (uv > 1537500) + uv = 1537500; + + vsel = DIV_ROUND_UP(uv - 750000, 12500); + return vsel | 0xC0; +} + +/** + * omap_fan535508_uv_to_vsel - convert microvolts DC to FAN535508 VSEL value + * @uv: microvolts DC to convert + * + * Returns the VSEL value necessary for the MAX8952 Regulator to + * generate an output voltage equal to or greater than @uv microvolts DC. + */ +static unsigned char omap_fan535508_uv_to_vsel(unsigned long uv) +{ + unsigned char vsel; + if (uv < 750000) + uv = 750000; + else if (uv > 1437500) + uv = 1437500; + + vsel = DIV_ROUND_UP(uv - 750000, 12500); + return vsel | 0xC0; +} + +/* fan5335-core */ +static struct omap_voltdm_pmic omap4_fan_core = { + .slew_rate = 4000, + .step_size = 12500, + .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, + .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, + .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, + .vddmin = 850000, + .vddmax = 1375000, + .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, + .i2c_slave_addr = 0x4A, + .i2c_high_speed = false, + .volt_reg_addr = 0x01, + .cmd_reg_addr = 0x01, + .vsel_to_uv = omap_fan535508_vsel_to_uv, + .uv_to_vsel = omap_fan535508_uv_to_vsel, +}; + +/* fan5335 iva */ +static struct omap_voltdm_pmic omap4_fan_iva = { + .slew_rate = 4000, + .step_size = 12500, + .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, + .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, + .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, + .vddmin = 850000, + .vddmax = 1375000, + .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, + .i2c_slave_addr = 0x48, + .volt_reg_addr = 0x01, + .cmd_reg_addr = 0x01, + .i2c_high_speed = false, + .vsel_to_uv = omap_fan535503_vsel_to_uv, + .uv_to_vsel = omap_fan535503_uv_to_vsel, +}; + +int __init omap4_cpcap_init(void) +{ + struct voltagedomain *voltdm; + + if (!of_find_compatible_node(NULL, NULL, "motorola,cpcap")) + return -ENODEV; + + voltdm = voltdm_lookup("mpu"); + omap_voltage_register_pmic(voltdm, &omap443x_max8952_mpu); + + if (of_machine_is_compatible("motorola,droid-bionic")) { + voltdm = voltdm_lookup("mpu"); + omap_voltage_register_pmic(voltdm, &omap_cpcap_core); + + voltdm = voltdm_lookup("mpu"); + omap_voltage_register_pmic(voltdm, &omap_cpcap_iva); + } else { + voltdm = voltdm_lookup("core"); + omap_voltage_register_pmic(voltdm, &omap4_fan_core); + + voltdm = voltdm_lookup("iva"); + omap_voltage_register_pmic(voltdm, &omap4_fan_iva); + } + + return 0; +} + +static int __init cpcap_late_init(void) +{ + omap4_vc_set_pmic_signaling(PWRDM_POWER_RET); + + return 0; +} +omap_late_initcall(cpcap_late_init); diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index 1d9346f2a4ae..25093c1e5b9a 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -745,7 +745,7 @@ struct pwrdm_ops omap4_pwrdm_operations = { static int omap44xx_prm_late_init(void); -void prm_save_context(void) +static void prm_save_context(void) { omap_prm_context.irq_enable = omap4_prm_read_inst_reg(AM43XX_PRM_OCP_SOCKET_INST, @@ -756,7 +756,7 @@ void prm_save_context(void) omap4_prcm_irq_setup.pm_ctrl); } -void prm_restore_context(void) +static void prm_restore_context(void) { omap4_prm_write_inst_reg(omap_prm_context.irq_enable, OMAP4430_PRM_OCP_SOCKET_INST, diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c index d76b1e5eb8ba..86f1ac4c2412 100644 --- a/arch/arm/mach-omap2/vc.c +++ b/arch/arm/mach-omap2/vc.c @@ -26,6 +26,31 @@ #include "scrm44xx.h" #include "control.h" +#define OMAP4430_VDD_IVA_I2C_DISABLE BIT(14) +#define OMAP4430_VDD_MPU_I2C_DISABLE BIT(13) +#define OMAP4430_VDD_CORE_I2C_DISABLE BIT(12) +#define OMAP4430_VDD_IVA_PRESENCE BIT(9) +#define OMAP4430_VDD_MPU_PRESENCE BIT(8) +#define OMAP4430_AUTO_CTRL_VDD_IVA(x) ((x) << 4) +#define OMAP4430_AUTO_CTRL_VDD_MPU(x) ((x) << 2) +#define OMAP4430_AUTO_CTRL_VDD_CORE(x) ((x) << 0) +#define OMAP4430_AUTO_CTRL_VDD_RET 2 + +#define OMAP4430_VDD_I2C_DISABLE_MASK \ + (OMAP4430_VDD_IVA_I2C_DISABLE | \ + OMAP4430_VDD_MPU_I2C_DISABLE | \ + OMAP4430_VDD_CORE_I2C_DISABLE) + +#define OMAP4_VDD_DEFAULT_VAL \ + (OMAP4430_VDD_I2C_DISABLE_MASK | \ + OMAP4430_VDD_IVA_PRESENCE | OMAP4430_VDD_MPU_PRESENCE | \ + OMAP4430_AUTO_CTRL_VDD_IVA(OMAP4430_AUTO_CTRL_VDD_RET) | \ + OMAP4430_AUTO_CTRL_VDD_MPU(OMAP4430_AUTO_CTRL_VDD_RET) | \ + OMAP4430_AUTO_CTRL_VDD_CORE(OMAP4430_AUTO_CTRL_VDD_RET)) + +#define OMAP4_VDD_RET_VAL \ + (OMAP4_VDD_DEFAULT_VAL & ~OMAP4430_VDD_I2C_DISABLE_MASK) + /** * struct omap_vc_channel_cfg - describe the cfg_channel bitfield * @sa: bit for slave address @@ -280,6 +305,26 @@ void omap3_vc_set_pmic_signaling(int core_next_state) } } +void omap4_vc_set_pmic_signaling(int core_next_state) +{ + struct voltagedomain *vd = vc.vd; + u32 val; + + if (!vd) + return; + + switch (core_next_state) { + case PWRDM_POWER_RET: + val = OMAP4_VDD_RET_VAL; + break; + default: + val = OMAP4_VDD_DEFAULT_VAL; + break; + } + + vd->write(val, OMAP4_PRM_VOLTCTRL_OFFSET); +} + /* * Configure signal polarity for sys_clkreq and sys_off_mode pins * as the default values are wrong and can cause the system to hang @@ -542,9 +587,19 @@ static void omap4_set_timings(struct voltagedomain *voltdm, bool off_mode) writel_relaxed(val, OMAP4_SCRM_CLKSETUPTIME); } +static void __init omap4_vc_init_pmic_signaling(struct voltagedomain *voltdm) +{ + if (vc.vd) + return; + + vc.vd = voltdm; + voltdm->write(OMAP4_VDD_DEFAULT_VAL, OMAP4_PRM_VOLTCTRL_OFFSET); +} + /* OMAP4 specific voltage init functions */ static void __init omap4_vc_init_channel(struct voltagedomain *voltdm) { + omap4_vc_init_pmic_signaling(voltdm); omap4_set_timings(voltdm, true); omap4_set_timings(voltdm, false); } @@ -615,7 +670,7 @@ static void __init omap4_vc_i2c_timing_init(struct voltagedomain *voltdm) const struct i2c_init_data *i2c_data; if (!voltdm->pmic->i2c_high_speed) { - pr_warn("%s: only high speed supported!\n", __func__); + pr_info("%s: using bootloader low-speed timings\n", __func__); return; } diff --git a/arch/arm/mach-omap2/vc.h b/arch/arm/mach-omap2/vc.h index 5bf088633b62..9e861dbc2c4c 100644 --- a/arch/arm/mach-omap2/vc.h +++ b/arch/arm/mach-omap2/vc.h @@ -117,7 +117,7 @@ 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 omap4_vc_set_pmic_signaling(int core_next_state); void omap_vc_init_channel(struct voltagedomain *voltdm); int omap_vc_pre_scale(struct voltagedomain *voltdm, diff --git a/arch/arm/mach-s3c24xx/s3c2416.c b/arch/arm/mach-s3c24xx/s3c2416.c index 1cdb7bd3e713..9514196cad8c 100644 --- a/arch/arm/mach-s3c24xx/s3c2416.c +++ b/arch/arm/mach-s3c24xx/s3c2416.c @@ -113,7 +113,7 @@ void __init s3c2416_map_io(void) /* initialize device information early */ s3c2416_default_sdhci0(); s3c2416_default_sdhci1(); - s3c64xx_spi_setname("s3c2443-spi"); + s3c24xx_spi_setname("s3c2443-spi"); iotable_init(s3c2416_iodesc, ARRAY_SIZE(s3c2416_iodesc)); } diff --git a/arch/arm/mach-s3c24xx/s3c2443.c b/arch/arm/mach-s3c24xx/s3c2443.c index 313e369c3ddd..4cbeb74cf3d6 100644 --- a/arch/arm/mach-s3c24xx/s3c2443.c +++ b/arch/arm/mach-s3c24xx/s3c2443.c @@ -91,7 +91,7 @@ void __init s3c2443_map_io(void) s3c24xx_gpiocfg_default.get_pull = s3c2443_gpio_getpull; /* initialize device information early */ - s3c64xx_spi_setname("s3c2443-spi"); + s3c24xx_spi_setname("s3c2443-spi"); iotable_init(s3c2443_iodesc, ARRAY_SIZE(s3c2443_iodesc)); } diff --git a/arch/arm/mach-s3c24xx/spi-core.h b/arch/arm/mach-s3c24xx/spi-core.h index bb555ccbe057..1048fac629a2 100644 --- a/arch/arm/mach-s3c24xx/spi-core.h +++ b/arch/arm/mach-s3c24xx/spi-core.h @@ -11,7 +11,7 @@ */ /* re-define device name depending on support. */ -static inline void s3c64xx_spi_setname(char *name) +static inline void s3c24xx_spi_setname(char *name) { #ifdef CONFIG_S3C64XX_DEV_SPI0 s3c64xx_device_spi0.name = name; diff --git a/arch/arm/mach-s3c64xx/setup-usb-phy.c b/arch/arm/mach-s3c64xx/setup-usb-phy.c index 6aaaa1d8e8b9..d6b0e3b268af 100644 --- a/arch/arm/mach-s3c64xx/setup-usb-phy.c +++ b/arch/arm/mach-s3c64xx/setup-usb-phy.c @@ -73,7 +73,7 @@ static int s3c_usb_otgphy_exit(struct platform_device *pdev) return 0; } -int s5p_usb_phy_init(struct platform_device *pdev, int type) +int s3c_usb_phy_init(struct platform_device *pdev, int type) { if (type == USB_PHY_TYPE_DEVICE) return s3c_usb_otgphy_init(pdev); @@ -81,7 +81,7 @@ int s5p_usb_phy_init(struct platform_device *pdev, int type) return -EINVAL; } -int s5p_usb_phy_exit(struct platform_device *pdev, int type) +int s3c_usb_phy_exit(struct platform_device *pdev, int type) { if (type == USB_PHY_TYPE_DEVICE) return s3c_usb_otgphy_exit(pdev); diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c index 9e4bc1865f84..2fd3aa6f3212 100644 --- a/arch/arm/mach-shmobile/setup-rcar-gen2.c +++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c @@ -24,7 +24,6 @@ #include "rcar-gen2.h" static const struct of_device_id cpg_matches[] __initconst = { - { .compatible = "renesas,rcar-gen2-cpg-clocks", }, { .compatible = "renesas,r8a7743-cpg-mssr", .data = "extal" }, { .compatible = "renesas,r8a7744-cpg-mssr", .data = "extal" }, { .compatible = "renesas,r8a7790-cpg-mssr", .data = "extal" }, diff --git a/arch/arm/mach-tegra/reset-handler.S b/arch/arm/mach-tegra/reset-handler.S index 67b763fea005..e3f34815c9da 100644 --- a/arch/arm/mach-tegra/reset-handler.S +++ b/arch/arm/mach-tegra/reset-handler.S @@ -44,16 +44,16 @@ ENTRY(tegra_resume) cmp r6, #TEGRA20 beq 1f @ Yes /* Clear the flow controller flags for this CPU. */ - cpu_to_csr_reg r1, r0 + cpu_to_csr_reg r3, r0 mov32 r2, TEGRA_FLOW_CTRL_BASE - ldr r1, [r2, r1] + ldr r1, [r2, r3] /* Clear event & intr flag */ orr r1, r1, \ #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG movw r0, #0x3FFD @ enable, cluster_switch, immed, bitmaps @ & ext flags for CPU power mgnt bic r1, r1, r0 - str r1, [r2] + str r1, [r2, r3] 1: mov32 r9, 0xc09 diff --git a/arch/arm/mach-tegra/sleep-tegra30.S b/arch/arm/mach-tegra/sleep-tegra30.S index b408fa56eb89..3341a12bbb9c 100644 --- a/arch/arm/mach-tegra/sleep-tegra30.S +++ b/arch/arm/mach-tegra/sleep-tegra30.S @@ -682,10 +682,12 @@ tegra30_enter_sleep: dsb ldr r0, [r6, r2] /* memory barrier */ + cmp r10, #TEGRA30 halted: isb dsb - wfi /* CPU should be power gated here */ + wfine /* CPU should be power gated here */ + wfeeq /* !!!FIXME!!! Implement halt failure handler */ b halted diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index f112dde735de..65e4482e3849 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -1044,7 +1044,7 @@ endif config CACHE_TAUROS2 bool "Enable the Tauros2 L2 cache controller" - depends on (ARCH_DOVE || ARCH_MMP || CPU_PJ4) + depends on (CPU_MOHAWK || CPU_PJ4) default y select OUTER_CACHE help diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 1d1fa068d228..1602f6dc900b 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -1010,9 +1010,9 @@ void __init dwc2_hsotg_set_platdata(struct dwc2_hsotg_plat *pd) npd = s3c_set_platdata(pd, sizeof(*npd), &s3c_device_usb_hsotg); if (!npd->phy_init) - npd->phy_init = s5p_usb_phy_init; + npd->phy_init = s3c_usb_phy_init; if (!npd->phy_exit) - npd->phy_exit = s5p_usb_phy_exit; + npd->phy_exit = s3c_usb_phy_exit; } #endif /* CONFIG_S3C_DEV_USB_HSOTG */ diff --git a/arch/arm/plat-samsung/include/plat/usb-phy.h b/arch/arm/plat-samsung/include/plat/usb-phy.h index 94da89ecbd3b..759d66a0773a 100644 --- a/arch/arm/plat-samsung/include/plat/usb-phy.h +++ b/arch/arm/plat-samsung/include/plat/usb-phy.h @@ -7,7 +7,7 @@ #ifndef __PLAT_SAMSUNG_USB_PHY_H #define __PLAT_SAMSUNG_USB_PHY_H __FILE__ -extern int s5p_usb_phy_init(struct platform_device *pdev, int type); -extern int s5p_usb_phy_exit(struct platform_device *pdev, int type); +extern int s3c_usb_phy_init(struct platform_device *pdev, int type); +extern int s3c_usb_phy_exit(struct platform_device *pdev, int type); #endif /* __PLAT_SAMSUNG_USB_PHY_H */ diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index 16d761475a86..b2b504ea6fd6 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -37,11 +37,12 @@ config ARCH_BCM2835 select PINCTRL select PINCTRL_BCM2835 select ARM_AMBA + select ARM_GIC select ARM_TIMER_SP804 select HAVE_ARM_ARCH_TIMER help - This enables support for the Broadcom BCM2837 SoC. - This SoC is used in the Raspberry Pi 3 device. + This enables support for the Broadcom BCM2837 and BCM2711 SoC. + These SoCs are used in the Raspberry Pi 3 and 4 devices. config ARCH_BCM_IPROC bool "Broadcom iProc SoC Family" @@ -188,6 +189,7 @@ config ARCH_QCOM config ARCH_REALTEK bool "Realtek Platforms" + select RESET_CONTROLLER help This enables support for the ARMv8 based Realtek chipsets, like the RTD1295. @@ -212,6 +214,11 @@ config ARCH_ROCKCHIP This enables support for the ARMv8 based Rockchip chipsets, like the RK3368. +config ARCH_S32 + bool "NXP S32 SoC Family" + help + This enables support for the NXP S32 family of processors. + config ARCH_SEATTLE bool "AMD Seattle SoC Family" help diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index dc920daa6dbb..45653a0e6ecd 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -299,6 +299,11 @@ config COMMON_CLK_STM32H7 help Support for stm32h7 SoC family clocks +config COMMON_CLK_MMP2 + def_bool COMMON_CLK && (MACH_MMP2_DT || MACH_MMP3_DT) + help + Support for Marvell MMP2 and MMP3 SoC clocks + config COMMON_CLK_BD718XX tristate "Clock driver for ROHM BD718x7 PMIC" depends on MFD_ROHM_BD718XX || MFD_ROHM_BD70528 diff --git a/drivers/clk/mmp/Makefile b/drivers/clk/mmp/Makefile index 7bc7ac69391e..acc141adf087 100644 --- a/drivers/clk/mmp/Makefile +++ b/drivers/clk/mmp/Makefile @@ -8,7 +8,7 @@ obj-y += clk-apbc.o clk-apmu.o clk-frac.o clk-mix.o clk-gate.o clk.o obj-$(CONFIG_RESET_CONTROLLER) += reset.o obj-$(CONFIG_MACH_MMP_DT) += clk-of-pxa168.o clk-of-pxa910.o -obj-$(CONFIG_MACH_MMP2_DT) += clk-of-mmp2.o +obj-$(CONFIG_COMMON_CLK_MMP2) += clk-of-mmp2.o obj-$(CONFIG_CPU_PXA168) += clk-pxa168.o obj-$(CONFIG_CPU_PXA910) += clk-pxa910.o diff --git a/drivers/soc/tegra/flowctrl.c b/drivers/soc/tegra/flowctrl.c index b6bdeef33db1..eb96a3086d6d 100644 --- a/drivers/soc/tegra/flowctrl.c +++ b/drivers/soc/tegra/flowctrl.c @@ -91,8 +91,23 @@ void flowctrl_cpu_suspend_enter(unsigned int cpuid) reg &= ~TEGRA30_FLOW_CTRL_CSR_WFE_BITMAP; /* clear wfi bitmap */ reg &= ~TEGRA30_FLOW_CTRL_CSR_WFI_BITMAP; - /* pwr gating on wfi */ - reg |= TEGRA30_FLOW_CTRL_CSR_WFI_CPU0 << cpuid; + + if (tegra_get_chip_id() == TEGRA30) { + /* + * The wfi doesn't work well on Tegra30 because + * CPU hangs under some odd circumstances after + * power-gating (like memory running off PLLP), + * hence use wfe that is working perfectly fine. + * Note that Tegra30 TRM doc clearly stands that + * wfi should be used for the "Cluster Switching", + * while wfe for the power-gating, just like it + * is done on Tegra20. + */ + reg |= TEGRA20_FLOW_CTRL_CSR_WFE_CPU0 << cpuid; + } else { + /* pwr gating on wfi */ + reg |= TEGRA30_FLOW_CTRL_CSR_WFI_CPU0 << cpuid; + } break; } reg |= FLOW_CTRL_CSR_INTR_FLAG; /* clear intr flag */ diff --git a/arch/arm/mach-mmp/cputype.h b/include/linux/soc/mmp/cputype.h index a96abcf521b4..c3ec88983e94 100644 --- a/arch/arm/mach-mmp/cputype.h +++ b/include/linux/soc/mmp/cputype.h @@ -18,6 +18,8 @@ * MMP2 Z0 0x560f5811 0x00F00410 * MMP2 Z1 0x560f5811 0x00E00410 * MMP2 A0 0x560f5811 0x00A0A610 + * MMP3 A0 0x562f5842 0x00A02128 + * MMP3 B0 0x562f5842 0x00B02128 */ extern unsigned int mmp_chip_id; @@ -55,4 +57,29 @@ static inline int cpu_is_mmp2(void) #define cpu_is_mmp2() (0) #endif +#ifdef CONFIG_MACH_MMP3_DT +static inline int cpu_is_mmp3(void) +{ + return (((read_cpuid_id() >> 8) & 0xff) == 0x58) && + ((mmp_chip_id & 0xffff) == 0x2128); +} + +static inline int cpu_is_mmp3_a0(void) +{ + return (cpu_is_mmp3() && + ((mmp_chip_id & 0x00ff0000) == 0x00a00000)); +} + +static inline int cpu_is_mmp3_b0(void) +{ + return (cpu_is_mmp3() && + ((mmp_chip_id & 0x00ff0000) == 0x00b00000)); +} + +#else +#define cpu_is_mmp3() (0) +#define cpu_is_mmp3_a0() (0) +#define cpu_is_mmp3_b0() (0) +#endif + #endif /* __ASM_MACH_CPUTYPE_H */ |