diff options
Diffstat (limited to 'arch/arm/mach-omap2/devices.c')
| -rw-r--r-- | arch/arm/mach-omap2/devices.c | 503 |
1 files changed, 93 insertions, 410 deletions
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 283d11eae69..b6f8f348296 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -17,32 +17,30 @@ #include <linux/err.h> #include <linux/slab.h> #include <linux/of.h> +#include <linux/pinctrl/machine.h> +#include <linux/platform_data/mailbox-omap.h> -#include <mach/hardware.h> -#include <mach/irqs.h> #include <asm/mach-types.h> #include <asm/mach/map.h> -#include <asm/pmu.h> -#include <plat/tc.h> -#include <plat/board.h> -#include <plat/mcbsp.h> -#include <plat/mmc.h> -#include <plat/dma.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.h> -#include <plat/omap4-keypad.h> +#include <linux/omap-dma.h> +#include "iomap.h" +#include "omap_hwmod.h" +#include "omap_device.h" + +#include "soc.h" +#include "common.h" #include "mux.h" #include "control.h" #include "devices.h" +#include "display.h" #define L3_MODULES_MAX_LEN 12 #define L3_MODULES 3 static int __init omap3_l3_init(void) { - int l; struct omap_hwmod *oh; struct platform_device *pdev; char oh_name[L3_MODULES_MAX_LEN]; @@ -54,25 +52,24 @@ static int __init omap3_l3_init(void) if (!(cpu_is_omap34xx())) return -ENODEV; - l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main"); + snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main"); oh = omap_hwmod_lookup(oh_name); if (!oh) pr_err("could not look up %s\n", oh_name); - pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0, - NULL, 0, 0); + pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0); WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); - return IS_ERR(pdev) ? PTR_ERR(pdev) : 0; + return PTR_RET(pdev); } -postcore_initcall(omap3_l3_init); +omap_postcore_initcall(omap3_l3_init); static int __init omap4_l3_init(void) { - int l, i; + int i; struct omap_hwmod *oh[3]; struct platform_device *pdev; char oh_name[L3_MODULES_MAX_LEN]; @@ -85,25 +82,24 @@ static int __init omap4_l3_init(void) * To avoid code running on other OMAPs in * multi-omap builds */ - if (!(cpu_is_omap44xx())) + if (!cpu_is_omap44xx() && !soc_is_omap54xx()) return -ENODEV; for (i = 0; i < L3_MODULES; i++) { - l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1); + snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1); oh[i] = omap_hwmod_lookup(oh_name); if (!(oh[i])) pr_err("could not look up %s\n", oh_name); } - pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL, - 0, NULL, 0, 0); + pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL, 0); WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); - return IS_ERR(pdev) ? PTR_ERR(pdev) : 0; + return PTR_RET(pdev); } -postcore_initcall(omap4_l3_init); +omap_postcore_initcall(omap4_l3_init); #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE) @@ -114,7 +110,7 @@ static struct resource omap2cam_resources[] = { .flags = IORESOURCE_MEM, }, { - .start = INT_24XX_CAM_IRQ, + .start = 24 + OMAP_INTC_START, .flags = IORESOURCE_IRQ, } }; @@ -129,7 +125,7 @@ static struct platform_device omap2cam_device = { #if defined(CONFIG_IOMMU_API) -#include <plat/iommu.h> +#include <linux/platform_data/iommu-omap.h> static struct resource omap3isp_resources[] = { { @@ -203,7 +199,17 @@ static struct resource omap3isp_resources[] = { .flags = IORESOURCE_MEM, }, { - .start = INT_34XX_CAM_IRQ, + .start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE, + .end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL, + .end = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = 24 + OMAP_INTC_START, .flags = IORESOURCE_IRQ, } }; @@ -216,11 +222,14 @@ static struct platform_device omap3isp_device = { }; static struct omap_iommu_arch_data omap3_isp_iommu = { - .name = "isp", + .name = "mmu_isp", }; int omap3_init_camera(struct isp_platform_data *pdata) { + if (of_have_populated_dt()) + omap3_isp_iommu.name = "480bd400.mmu"; + omap3isp_device.dev.platform_data = pdata; omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu; @@ -244,56 +253,31 @@ static inline void omap_init_camera(void) #endif } -int __init omap4_keyboard_init(struct omap4_keypad_platform_data - *sdp4430_keypad_data, struct omap_board_data *bdata) -{ - struct platform_device *pdev; - struct omap_hwmod *oh; - struct omap4_keypad_platform_data *keypad_data; - unsigned int id = -1; - char *oh_name = "kbd"; - char *name = "omap4-keypad"; - - oh = omap_hwmod_lookup(oh_name); - if (!oh) { - pr_err("Could not look up %s\n", oh_name); - return -ENODEV; - } - - keypad_data = sdp4430_keypad_data; - - pdev = omap_device_build(name, id, oh, keypad_data, - sizeof(struct omap4_keypad_platform_data), NULL, 0, 0); - - if (IS_ERR(pdev)) { - WARN(1, "Can't build omap_device for %s:%s.\n", - name, oh->name); - return PTR_ERR(pdev); - } - oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt); - - return 0; -} - -#if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE) -static inline void omap_init_mbox(void) +#if defined(CONFIG_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE) +static inline void __init omap_init_mbox(void) { struct omap_hwmod *oh; struct platform_device *pdev; + struct omap_mbox_pdata *pdata; oh = omap_hwmod_lookup("mailbox"); if (!oh) { pr_err("%s: unable to find hwmod\n", __func__); return; } + if (!oh->dev_attr) { + pr_err("%s: hwmod doesn't have valid attrs\n", __func__); + return; + } - pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0, NULL, 0, 0); + pdata = (struct omap_mbox_pdata *)oh->dev_attr; + pdev = omap_device_build("omap-mailbox", -1, oh, pdata, sizeof(*pdata)); WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n", __func__, PTR_ERR(pdev)); } #else static inline void omap_init_mbox(void) { } -#endif /* CONFIG_OMAP_MBOX_FWK */ +#endif /* CONFIG_OMAP2PLUS_MBOX */ static inline void omap_init_sti(void) {} @@ -304,29 +288,8 @@ static struct platform_device omap_pcm = { .id = -1, }; -/* - * OMAP2420 has 2 McBSP ports - * OMAP2430 has 5 McBSP ports - * OMAP3 has 5 McBSP ports - * OMAP4 has 4 McBSP ports - */ -OMAP_MCBSP_PLATFORM_DEVICE(1); -OMAP_MCBSP_PLATFORM_DEVICE(2); -OMAP_MCBSP_PLATFORM_DEVICE(3); -OMAP_MCBSP_PLATFORM_DEVICE(4); -OMAP_MCBSP_PLATFORM_DEVICE(5); - static void omap_init_audio(void) { - platform_device_register(&omap_mcbsp1); - platform_device_register(&omap_mcbsp2); - if (cpu_is_omap243x() || cpu_is_omap34xx() || cpu_is_omap44xx()) { - platform_device_register(&omap_mcbsp3); - platform_device_register(&omap_mcbsp4); - } - if (cpu_is_omap243x() || cpu_is_omap34xx()) - platform_device_register(&omap_mcbsp5); - platform_device_register(&omap_pcm); } @@ -334,53 +297,11 @@ static void omap_init_audio(void) static inline void omap_init_audio(void) {} #endif -#if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \ - defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE) - -static void omap_init_mcpdm(void) -{ - struct omap_hwmod *oh; - struct platform_device *pdev; - - oh = omap_hwmod_lookup("mcpdm"); - if (!oh) { - printk(KERN_ERR "Could not look up mcpdm hw_mod\n"); - return; - } - - pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0, NULL, 0, 0); - WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n"); -} -#else -static inline void omap_init_mcpdm(void) {} -#endif - -#if defined(CONFIG_SND_OMAP_SOC_DMIC) || \ - defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE) - -static void omap_init_dmic(void) -{ - struct omap_hwmod *oh; - struct platform_device *pdev; - - oh = omap_hwmod_lookup("dmic"); - if (!oh) { - printk(KERN_ERR "Could not look up mcpdm hw_mod\n"); - return; - } - - pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0, NULL, 0, 0); - WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n"); -} -#else -static inline void omap_init_dmic(void) {} -#endif - #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE) -#include <plat/mcspi.h> +#include <linux/platform_data/spi-omap2-mcspi.h> -static int omap_mcspi_init(struct omap_hwmod *oh, void *unused) +static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused) { struct platform_device *pdev; char *name = "omap2_mcspi"; @@ -410,8 +331,7 @@ static int omap_mcspi_init(struct omap_hwmod *oh, void *unused) } spi_num++; - pdev = omap_device_build(name, spi_num, oh, pdata, - sizeof(*pdata), NULL, 0, 0); + pdev = omap_device_build(name, spi_num, oh, pdata, sizeof(*pdata)); WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n", name, oh->name); kfree(pdata); @@ -427,266 +347,52 @@ static void omap_init_mcspi(void) static inline void omap_init_mcspi(void) {} #endif -static struct resource omap2_pmu_resource = { - .start = 3, - .end = 3, - .flags = IORESOURCE_IRQ, -}; - -static struct resource omap3_pmu_resource = { - .start = INT_34XX_BENCH_MPU_EMUL, - .end = INT_34XX_BENCH_MPU_EMUL, - .flags = IORESOURCE_IRQ, -}; - -static struct platform_device omap_pmu_device = { - .name = "arm-pmu", - .id = ARM_PMU_DEVICE_CPU, - .num_resources = 1, -}; - -static void omap_init_pmu(void) +/** + * omap_init_rng - bind the RNG hwmod to the RNG omap_device + * + * Bind the RNG hwmod to the RNG omap_device. No return value. + */ +static void omap_init_rng(void) { - if (cpu_is_omap24xx()) - omap_pmu_device.resource = &omap2_pmu_resource; - else if (cpu_is_omap34xx()) - omap_pmu_device.resource = &omap3_pmu_resource; - else + struct omap_hwmod *oh; + struct platform_device *pdev; + + oh = omap_hwmod_lookup("rng"); + if (!oh) return; - platform_device_register(&omap_pmu_device); + pdev = omap_device_build("omap_rng", -1, oh, NULL, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n"); } - -#if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE) - -#ifdef CONFIG_ARCH_OMAP2 -static struct resource omap2_sham_resources[] = { - { - .start = OMAP24XX_SEC_SHA1MD5_BASE, - .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_24XX_SHA1MD5, - .flags = IORESOURCE_IRQ, - } -}; -static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources); -#else -#define omap2_sham_resources NULL -#define omap2_sham_resources_sz 0 -#endif - -#ifdef CONFIG_ARCH_OMAP3 -static struct resource omap3_sham_resources[] = { - { - .start = OMAP34XX_SEC_SHA1MD5_BASE, - .end = OMAP34XX_SEC_SHA1MD5_BASE + 0x64, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_34XX_SHA1MD52_IRQ, - .flags = IORESOURCE_IRQ, - }, - { - .start = OMAP34XX_DMA_SHA1MD5_RX, - .flags = IORESOURCE_DMA, - } -}; -static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources); -#else -#define omap3_sham_resources NULL -#define omap3_sham_resources_sz 0 -#endif - -static struct platform_device sham_device = { - .name = "omap-sham", - .id = -1, -}; - -static void omap_init_sham(void) +static void __init omap_init_sham(void) { - if (cpu_is_omap24xx()) { - sham_device.resource = omap2_sham_resources; - sham_device.num_resources = omap2_sham_resources_sz; - } else if (cpu_is_omap34xx()) { - sham_device.resource = omap3_sham_resources; - sham_device.num_resources = omap3_sham_resources_sz; - } else { - pr_err("%s: platform not supported\n", __func__); - return; - } - platform_device_register(&sham_device); -} -#else -static inline void omap_init_sham(void) { } -#endif - -#if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE) - -#ifdef CONFIG_ARCH_OMAP2 -static struct resource omap2_aes_resources[] = { - { - .start = OMAP24XX_SEC_AES_BASE, - .end = OMAP24XX_SEC_AES_BASE + 0x4C, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP24XX_DMA_AES_TX, - .flags = IORESOURCE_DMA, - }, - { - .start = OMAP24XX_DMA_AES_RX, - .flags = IORESOURCE_DMA, - } -}; -static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources); -#else -#define omap2_aes_resources NULL -#define omap2_aes_resources_sz 0 -#endif - -#ifdef CONFIG_ARCH_OMAP3 -static struct resource omap3_aes_resources[] = { - { - .start = OMAP34XX_SEC_AES_BASE, - .end = OMAP34XX_SEC_AES_BASE + 0x4C, - .flags = IORESOURCE_MEM, - }, - { - .start = OMAP34XX_DMA_AES2_TX, - .flags = IORESOURCE_DMA, - }, - { - .start = OMAP34XX_DMA_AES2_RX, - .flags = IORESOURCE_DMA, - } -}; -static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources); -#else -#define omap3_aes_resources NULL -#define omap3_aes_resources_sz 0 -#endif - -static struct platform_device aes_device = { - .name = "omap-aes", - .id = -1, -}; + struct omap_hwmod *oh; + struct platform_device *pdev; -static void omap_init_aes(void) -{ - if (cpu_is_omap24xx()) { - aes_device.resource = omap2_aes_resources; - aes_device.num_resources = omap2_aes_resources_sz; - } else if (cpu_is_omap34xx()) { - aes_device.resource = omap3_aes_resources; - aes_device.num_resources = omap3_aes_resources_sz; - } else { - pr_err("%s: platform not supported\n", __func__); + oh = omap_hwmod_lookup("sham"); + if (!oh) return; - } - platform_device_register(&aes_device); -} - -#else -static inline void omap_init_aes(void) { } -#endif - -/*-------------------------------------------------------------------------*/ - -#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) -static inline void omap242x_mmc_mux(struct omap_mmc_platform_data - *mmc_controller) -{ - if ((mmc_controller->slots[0].switch_pin > 0) && \ - (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES)) - omap_mux_init_gpio(mmc_controller->slots[0].switch_pin, - OMAP_PIN_INPUT_PULLUP); - if ((mmc_controller->slots[0].gpio_wp > 0) && \ - (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES)) - omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp, - OMAP_PIN_INPUT_PULLUP); - - omap_mux_init_signal("sdmmc_cmd", 0); - omap_mux_init_signal("sdmmc_clki", 0); - omap_mux_init_signal("sdmmc_clko", 0); - omap_mux_init_signal("sdmmc_dat0", 0); - omap_mux_init_signal("sdmmc_dat_dir0", 0); - omap_mux_init_signal("sdmmc_cmd_dir", 0); - if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) { - omap_mux_init_signal("sdmmc_dat1", 0); - omap_mux_init_signal("sdmmc_dat2", 0); - omap_mux_init_signal("sdmmc_dat3", 0); - omap_mux_init_signal("sdmmc_dat_dir1", 0); - omap_mux_init_signal("sdmmc_dat_dir2", 0); - omap_mux_init_signal("sdmmc_dat_dir3", 0); - } - - /* - * Use internal loop-back in MMC/SDIO Module Input Clock - * selection - */ - if (mmc_controller->slots[0].internal_clock) { - u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); - v |= (1 << 24); - omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); - } + pdev = omap_device_build("omap-sham", -1, oh, NULL, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for omap-sham\n"); } -void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data) +static void __init omap_init_aes(void) { - char *name = "mmci-omap"; + struct omap_hwmod *oh; + struct platform_device *pdev; - if (!mmc_data[0]) { - pr_err("%s fails: Incomplete platform data\n", __func__); + oh = omap_hwmod_lookup("aes"); + if (!oh) return; - } - omap242x_mmc_mux(mmc_data[0]); - omap_mmc_add(name, 0, OMAP2_MMC1_BASE, OMAP2420_MMC_SIZE, - INT_24XX_MMC_IRQ, mmc_data[0]); + pdev = omap_device_build("omap-aes", -1, oh, NULL, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for omap-aes\n"); } -#endif - /*-------------------------------------------------------------------------*/ -#if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE) -#if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_SOC_OMAP3430) -#define OMAP_HDQ_BASE 0x480B2000 -#endif -static struct resource omap_hdq_resources[] = { - { - .start = OMAP_HDQ_BASE, - .end = OMAP_HDQ_BASE + 0x1C, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_24XX_HDQ_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; -static struct platform_device omap_hdq_dev = { - .name = "omap_hdq", - .id = 0, - .dev = { - .platform_data = NULL, - }, - .num_resources = ARRAY_SIZE(omap_hdq_resources), - .resource = omap_hdq_resources, -}; -static inline void omap_hdq_init(void) -{ - (void) platform_device_register(&omap_hdq_dev); -} -#else -static inline void omap_hdq_init(void) {} -#endif - -/*---------------------------------------------------------------------------*/ - #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \ defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE) #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) @@ -703,62 +409,39 @@ static struct platform_device omap_vout_device = { .resource = &omap_vout_resource[0], .id = -1, }; -static void omap_init_vout(void) + +int __init omap_init_vout(void) { - if (platform_device_register(&omap_vout_device) < 0) - printk(KERN_ERR "Unable to register OMAP-VOUT device\n"); + return platform_device_register(&omap_vout_device); } #else -static inline void omap_init_vout(void) {} +int __init omap_init_vout(void) { return 0; } #endif /*-------------------------------------------------------------------------*/ static int __init omap2_init_devices(void) { + /* Enable dummy states for those platforms without pinctrl support */ + if (!of_have_populated_dt()) + pinctrl_provide_dummies(); + /* * please keep these calls, and their implementations above, * in alphabetical order so they're easier to sort through. */ omap_init_audio(); - omap_init_mcpdm(); - omap_init_dmic(); omap_init_camera(); omap_init_mbox(); - omap_init_mcspi(); - omap_init_pmu(); - omap_hdq_init(); - omap_init_sti(); - omap_init_sham(); - omap_init_aes(); - omap_init_vout(); - - return 0; -} -arch_initcall(omap2_init_devices); - -#if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE) -static int __init omap_init_wdt(void) -{ - int id = -1; - struct platform_device *pdev; - struct omap_hwmod *oh; - char *oh_name = "wd_timer2"; - char *dev_name = "omap_wdt"; - - if (!cpu_class_is_omap2()) - return 0; - - oh = omap_hwmod_lookup(oh_name); - if (!oh) { - pr_err("Could not look up wd_timer%d hwmod\n", id); - return -EINVAL; + /* If dtb is there, the devices will be created dynamically */ + if (!of_have_populated_dt()) { + omap_init_mcspi(); + omap_init_sham(); + omap_init_aes(); + omap_init_rng(); } + omap_init_sti(); - pdev = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0); - WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n", - dev_name, oh->name); return 0; } -subsys_initcall(omap_init_wdt); -#endif +omap_arch_initcall(omap2_init_devices); |
