diff options
Diffstat (limited to 'arch/arm/plat-omap/devices.c')
| -rw-r--r-- | arch/arm/plat-omap/devices.c | 225 |
1 files changed, 35 insertions, 190 deletions
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index 0cb2b22388e9..ac15c23fd5da 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -192,202 +192,48 @@ void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config, /*-------------------------------------------------------------------------*/ -#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \ +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \ defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE) -#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) -#define OMAP_MMC1_BASE 0x4809c000 -#define OMAP_MMC1_END (OMAP_MMC1_BASE + 0x1fc) -#define OMAP_MMC1_INT INT_24XX_MMC_IRQ +#define OMAP_MMC_NR_RES 2 -#define OMAP_MMC2_BASE 0x480b4000 -#define OMAP_MMC2_END (OMAP_MMC2_BASE + 0x1fc) -#define OMAP_MMC2_INT INT_24XX_MMC2_IRQ - -#else - -#define OMAP_MMC1_BASE 0xfffb7800 -#define OMAP_MMC1_END (OMAP_MMC1_BASE + 0x7f) -#define OMAP_MMC1_INT INT_MMC - -#define OMAP_MMC2_BASE 0xfffb7c00 /* omap16xx only */ -#define OMAP_MMC2_END (OMAP_MMC2_BASE + 0x7f) -#define OMAP_MMC2_INT INT_1610_MMC2 - -#endif - -static struct omap_mmc_platform_data mmc1_data; - -static u64 mmc1_dmamask = 0xffffffff; - -static struct resource mmc1_resources[] = { - { - .start = OMAP_MMC1_BASE, - .end = OMAP_MMC1_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP_MMC1_INT, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mmc_omap_device1 = { - .name = "mmci-omap", - .id = 1, - .dev = { - .dma_mask = &mmc1_dmamask, - .platform_data = &mmc1_data, - }, - .num_resources = ARRAY_SIZE(mmc1_resources), - .resource = mmc1_resources, -}; - -#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \ - defined(CONFIG_ARCH_OMAP34XX) - -static struct omap_mmc_platform_data mmc2_data; - -static u64 mmc2_dmamask = 0xffffffff; - -static struct resource mmc2_resources[] = { - { - .start = OMAP_MMC2_BASE, - .end = OMAP_MMC2_END, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP_MMC2_INT, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mmc_omap_device2 = { - .name = "mmci-omap", - .id = 2, - .dev = { - .dma_mask = &mmc2_dmamask, - .platform_data = &mmc2_data, - }, - .num_resources = ARRAY_SIZE(mmc2_resources), - .resource = mmc2_resources, -}; -#endif - -static inline void omap_init_mmc_conf(const struct omap_mmc_config *mmc_conf) -{ - if (cpu_is_omap2430() || cpu_is_omap34xx()) - return; - - if (mmc_conf->mmc[0].enabled) { - if (cpu_is_omap24xx()) { - omap_cfg_reg(H18_24XX_MMC_CMD); - omap_cfg_reg(H15_24XX_MMC_CLKI); - omap_cfg_reg(G19_24XX_MMC_CLKO); - omap_cfg_reg(F20_24XX_MMC_DAT0); - omap_cfg_reg(F19_24XX_MMC_DAT_DIR0); - omap_cfg_reg(G18_24XX_MMC_CMD_DIR); - } else { - omap_cfg_reg(MMC_CMD); - omap_cfg_reg(MMC_CLK); - omap_cfg_reg(MMC_DAT0); - if (cpu_is_omap1710()) { - omap_cfg_reg(M15_1710_MMC_CLKI); - omap_cfg_reg(P19_1710_MMC_CMDDIR); - omap_cfg_reg(P20_1710_MMC_DATDIR0); - } - } - if (mmc_conf->mmc[0].wire4) { - if (cpu_is_omap24xx()) { - omap_cfg_reg(H14_24XX_MMC_DAT1); - omap_cfg_reg(E19_24XX_MMC_DAT2); - omap_cfg_reg(D19_24XX_MMC_DAT3); - omap_cfg_reg(E20_24XX_MMC_DAT_DIR1); - omap_cfg_reg(F18_24XX_MMC_DAT_DIR2); - omap_cfg_reg(E18_24XX_MMC_DAT_DIR3); - } else { - omap_cfg_reg(MMC_DAT1); - /* NOTE: DAT2 can be on W10 (here) or M15 */ - if (!mmc_conf->mmc[0].nomux) - omap_cfg_reg(MMC_DAT2); - omap_cfg_reg(MMC_DAT3); - } - } - } - -#ifdef CONFIG_ARCH_OMAP16XX - /* block 2 is on newer chips, and has many pinout options */ - if (mmc_conf->mmc[1].enabled) { - if (!mmc_conf->mmc[1].nomux) { - omap_cfg_reg(Y8_1610_MMC2_CMD); - omap_cfg_reg(Y10_1610_MMC2_CLK); - omap_cfg_reg(R18_1610_MMC2_CLKIN); - omap_cfg_reg(W8_1610_MMC2_DAT0); - if (mmc_conf->mmc[1].wire4) { - omap_cfg_reg(V8_1610_MMC2_DAT1); - omap_cfg_reg(W15_1610_MMC2_DAT2); - omap_cfg_reg(R10_1610_MMC2_DAT3); - } - - /* These are needed for the level shifter */ - omap_cfg_reg(V9_1610_MMC2_CMDDIR); - omap_cfg_reg(V5_1610_MMC2_DATDIR0); - omap_cfg_reg(W19_1610_MMC2_DATDIR1); - } - - /* Feedback clock must be set on OMAP-1710 MMC2 */ - if (cpu_is_omap1710()) - omap_writel(omap_readl(MOD_CONF_CTRL_1) | (1 << 24), - MOD_CONF_CTRL_1); - } -#endif -} - -static void __init omap_init_mmc(void) +/* + * Register MMC devices. Called from mach-omap1 and mach-omap2 device init. + */ +int __init omap_mmc_add(int id, unsigned long base, unsigned long size, + unsigned int irq, struct omap_mmc_platform_data *data) { - const struct omap_mmc_config *mmc_conf; - - /* NOTE: assumes MMC was never (wrongly) enabled */ - mmc_conf = omap_get_config(OMAP_TAG_MMC, struct omap_mmc_config); - if (!mmc_conf) - return; - - omap_init_mmc_conf(mmc_conf); - - if (mmc_conf->mmc[0].enabled) { - mmc1_data.conf = mmc_conf->mmc[0]; - (void) platform_device_register(&mmc_omap_device1); - } - -#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \ - defined(CONFIG_ARCH_OMAP34XX) - if (mmc_conf->mmc[1].enabled) { - mmc2_data.conf = mmc_conf->mmc[1]; - (void) platform_device_register(&mmc_omap_device2); - } -#endif -} + struct platform_device *pdev; + struct resource res[OMAP_MMC_NR_RES]; + int ret; + + pdev = platform_device_alloc("mmci-omap", id); + if (!pdev) + return -ENOMEM; + + memset(res, 0, OMAP_MMC_NR_RES * sizeof(struct resource)); + res[0].start = base; + res[0].end = base + size - 1; + res[0].flags = IORESOURCE_MEM; + res[1].start = res[1].end = irq; + res[1].flags = IORESOURCE_IRQ; + + ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res)); + if (ret == 0) + ret = platform_device_add_data(pdev, data, sizeof(*data)); + if (ret) + goto fail; + + ret = platform_device_add(pdev); + if (ret) + goto fail; + return 0; -void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info) -{ - switch (host) { - case 1: - mmc1_data = *info; - break; -#if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2430) || \ - defined(CONFIG_ARCH_OMAP34XX) - case 2: - mmc2_data = *info; - break; -#endif - default: - BUG(); - } +fail: + platform_device_put(pdev); + return ret; } -#else -static inline void omap_init_mmc(void) {} -void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info) {} #endif /*-------------------------------------------------------------------------*/ @@ -532,7 +378,6 @@ static int __init omap_init_devices(void) */ omap_init_dsp(); omap_init_kp(); - omap_init_mmc(); omap_init_uwire(); omap_init_wdt(); omap_init_rng(); |