diff options
Diffstat (limited to 'arch/arm/mach-omap2/devices.c')
| -rw-r--r-- | arch/arm/mach-omap2/devices.c | 1103 |
1 files changed, 240 insertions, 863 deletions
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 5a0c148e23b..b6f8f348296 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -8,59 +8,124 @@ * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ - +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/io.h> #include <linux/clk.h> #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 <mach/gpio.h> -#include <plat/mmc.h> -#include <plat/dma.h> -#include <plat/omap_hwmod.h> -#include <plat/omap_device.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) +{ + struct omap_hwmod *oh; + struct platform_device *pdev; + char oh_name[L3_MODULES_MAX_LEN]; + + /* + * To avoid code running on other OMAPs in + * multi-omap builds + */ + if (!(cpu_is_omap34xx())) + return -ENODEV; + + 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); + + WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); + + return PTR_RET(pdev); +} +omap_postcore_initcall(omap3_l3_init); + +static int __init omap4_l3_init(void) +{ + int i; + struct omap_hwmod *oh[3]; + struct platform_device *pdev; + char oh_name[L3_MODULES_MAX_LEN]; + + /* If dtb is there, the devices will be created dynamically */ + if (of_have_populated_dt()) + return -ENODEV; + + /* + * To avoid code running on other OMAPs in + * multi-omap builds + */ + if (!cpu_is_omap44xx() && !soc_is_omap54xx()) + return -ENODEV; + + for (i = 0; i < L3_MODULES; i++) { + 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); + + WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); + + return PTR_RET(pdev); +} +omap_postcore_initcall(omap4_l3_init); #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE) -static struct resource cam_resources[] = { +static struct resource omap2cam_resources[] = { { .start = OMAP24XX_CAMERA_BASE, .end = OMAP24XX_CAMERA_BASE + 0xfff, .flags = IORESOURCE_MEM, }, { - .start = INT_24XX_CAM_IRQ, + .start = 24 + OMAP_INTC_START, .flags = IORESOURCE_IRQ, } }; -static struct platform_device omap_cam_device = { +static struct platform_device omap2cam_device = { .name = "omap24xxcam", .id = -1, - .num_resources = ARRAY_SIZE(cam_resources), - .resource = cam_resources, + .num_resources = ARRAY_SIZE(omap2cam_resources), + .resource = omap2cam_resources, }; +#endif -static inline void omap_init_camera(void) -{ - platform_device_register(&omap_cam_device); -} +#if defined(CONFIG_IOMMU_API) -#elif defined(CONFIG_VIDEO_OMAP3) || defined(CONFIG_VIDEO_OMAP3_MODULE) +#include <linux/platform_data/iommu-omap.h> static struct resource omap3isp_resources[] = { { @@ -69,11 +134,6 @@ static struct resource omap3isp_resources[] = { .flags = IORESOURCE_MEM, }, { - .start = OMAP3430_ISP_CBUFF_BASE, - .end = OMAP3430_ISP_CBUFF_END, - .flags = IORESOURCE_MEM, - }, - { .start = OMAP3430_ISP_CCP2_BASE, .end = OMAP3430_ISP_CCP2_END, .flags = IORESOURCE_MEM, @@ -109,821 +169,230 @@ static struct resource omap3isp_resources[] = { .flags = IORESOURCE_MEM, }, { - .start = OMAP3430_ISP_CSI2A_BASE, - .end = OMAP3430_ISP_CSI2A_END, + .start = OMAP3430_ISP_CSI2A_REGS1_BASE, + .end = OMAP3430_ISP_CSI2A_REGS1_END, .flags = IORESOURCE_MEM, }, { - .start = OMAP3430_ISP_CSI2PHY_BASE, - .end = OMAP3430_ISP_CSI2PHY_END, + .start = OMAP3430_ISP_CSIPHY2_BASE, + .end = OMAP3430_ISP_CSIPHY2_END, .flags = IORESOURCE_MEM, }, { - .start = INT_34XX_CAM_IRQ, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device omap3isp_device = { - .name = "omap3isp", - .id = -1, - .num_resources = ARRAY_SIZE(omap3isp_resources), - .resource = omap3isp_resources, -}; - -static inline void omap_init_camera(void) -{ - platform_device_register(&omap3isp_device); -} -#else -static inline void omap_init_camera(void) -{ -} -#endif - -#if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE) - -#define MBOX_REG_SIZE 0x120 - -#ifdef CONFIG_ARCH_OMAP2 -static struct resource omap2_mbox_resources[] = { - { - .start = OMAP24XX_MAILBOX_BASE, - .end = OMAP24XX_MAILBOX_BASE + MBOX_REG_SIZE - 1, + .start = OMAP3630_ISP_CSI2A_REGS2_BASE, + .end = OMAP3630_ISP_CSI2A_REGS2_END, .flags = IORESOURCE_MEM, }, { - .start = INT_24XX_MAIL_U0_MPU, - .flags = IORESOURCE_IRQ, - .name = "dsp", + .start = OMAP3630_ISP_CSI2C_REGS1_BASE, + .end = OMAP3630_ISP_CSI2C_REGS1_END, + .flags = IORESOURCE_MEM, }, { - .start = INT_24XX_MAIL_U3_MPU, - .flags = IORESOURCE_IRQ, - .name = "iva", + .start = OMAP3630_ISP_CSIPHY1_BASE, + .end = OMAP3630_ISP_CSIPHY1_END, + .flags = IORESOURCE_MEM, }, -}; -static int omap2_mbox_resources_sz = ARRAY_SIZE(omap2_mbox_resources); -#else -#define omap2_mbox_resources NULL -#define omap2_mbox_resources_sz 0 -#endif - -#ifdef CONFIG_ARCH_OMAP3 -static struct resource omap3_mbox_resources[] = { { - .start = OMAP34XX_MAILBOX_BASE, - .end = OMAP34XX_MAILBOX_BASE + MBOX_REG_SIZE - 1, + .start = OMAP3630_ISP_CSI2C_REGS2_BASE, + .end = OMAP3630_ISP_CSI2C_REGS2_END, .flags = IORESOURCE_MEM, }, { - .start = INT_24XX_MAIL_U0_MPU, - .flags = IORESOURCE_IRQ, - .name = "dsp", + .start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE, + .end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3, + .flags = IORESOURCE_MEM, }, -}; -static int omap3_mbox_resources_sz = ARRAY_SIZE(omap3_mbox_resources); -#else -#define omap3_mbox_resources NULL -#define omap3_mbox_resources_sz 0 -#endif - -#ifdef CONFIG_ARCH_OMAP4 - -#define OMAP4_MBOX_REG_SIZE 0x130 -static struct resource omap4_mbox_resources[] = { { - .start = OMAP44XX_MAILBOX_BASE, - .end = OMAP44XX_MAILBOX_BASE + - OMAP4_MBOX_REG_SIZE - 1, - .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 = OMAP44XX_IRQ_MAIL_U0, - .flags = IORESOURCE_IRQ, - .name = "mbox", - }, + .start = 24 + OMAP_INTC_START, + .flags = IORESOURCE_IRQ, + } }; -static int omap4_mbox_resources_sz = ARRAY_SIZE(omap4_mbox_resources); -#else -#define omap4_mbox_resources NULL -#define omap4_mbox_resources_sz 0 -#endif -static struct platform_device mbox_device = { - .name = "omap-mailbox", +static struct platform_device omap3isp_device = { + .name = "omap3isp", .id = -1, + .num_resources = ARRAY_SIZE(omap3isp_resources), + .resource = omap3isp_resources, }; -static inline void omap_init_mbox(void) -{ - if (cpu_is_omap24xx()) { - mbox_device.resource = omap2_mbox_resources; - mbox_device.num_resources = omap2_mbox_resources_sz; - } else if (cpu_is_omap34xx()) { - mbox_device.resource = omap3_mbox_resources; - mbox_device.num_resources = omap3_mbox_resources_sz; - } else if (cpu_is_omap44xx()) { - mbox_device.resource = omap4_mbox_resources; - mbox_device.num_resources = omap4_mbox_resources_sz; - } else { - pr_err("%s: platform not supported\n", __func__); - return; - } - platform_device_register(&mbox_device); -} -#else -static inline void omap_init_mbox(void) { } -#endif /* CONFIG_OMAP_MBOX_FWK */ - -static inline void omap_init_sti(void) {} - -#if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE) - -static struct platform_device omap_pcm = { - .name = "omap-pcm-audio", - .id = -1, +static struct omap_iommu_arch_data omap3_isp_iommu = { + .name = "mmu_isp", }; -/* - * 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) +int omap3_init_camera(struct isp_platform_data *pdata) { - 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); -} - -#else -static inline void omap_init_audio(void) {} -#endif - -#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE) - -#include <plat/mcspi.h> - -#define OMAP2_MCSPI1_BASE 0x48098000 -#define OMAP2_MCSPI2_BASE 0x4809a000 -#define OMAP2_MCSPI3_BASE 0x480b8000 -#define OMAP2_MCSPI4_BASE 0x480ba000 - -#define OMAP4_MCSPI1_BASE 0x48098100 -#define OMAP4_MCSPI2_BASE 0x4809a100 -#define OMAP4_MCSPI3_BASE 0x480b8100 -#define OMAP4_MCSPI4_BASE 0x480ba100 - -static struct omap2_mcspi_platform_config omap2_mcspi1_config = { - .num_cs = 4, -}; - -static struct resource omap2_mcspi1_resources[] = { - { - .start = OMAP2_MCSPI1_BASE, - .end = OMAP2_MCSPI1_BASE + 0xff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device omap2_mcspi1 = { - .name = "omap2_mcspi", - .id = 1, - .num_resources = ARRAY_SIZE(omap2_mcspi1_resources), - .resource = omap2_mcspi1_resources, - .dev = { - .platform_data = &omap2_mcspi1_config, - }, -}; - -static struct omap2_mcspi_platform_config omap2_mcspi2_config = { - .num_cs = 2, -}; - -static struct resource omap2_mcspi2_resources[] = { - { - .start = OMAP2_MCSPI2_BASE, - .end = OMAP2_MCSPI2_BASE + 0xff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device omap2_mcspi2 = { - .name = "omap2_mcspi", - .id = 2, - .num_resources = ARRAY_SIZE(omap2_mcspi2_resources), - .resource = omap2_mcspi2_resources, - .dev = { - .platform_data = &omap2_mcspi2_config, - }, -}; - -#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \ - defined(CONFIG_ARCH_OMAP4) -static struct omap2_mcspi_platform_config omap2_mcspi3_config = { - .num_cs = 2, -}; - -static struct resource omap2_mcspi3_resources[] = { - { - .start = OMAP2_MCSPI3_BASE, - .end = OMAP2_MCSPI3_BASE + 0xff, - .flags = IORESOURCE_MEM, - }, -}; + if (of_have_populated_dt()) + omap3_isp_iommu.name = "480bd400.mmu"; -static struct platform_device omap2_mcspi3 = { - .name = "omap2_mcspi", - .id = 3, - .num_resources = ARRAY_SIZE(omap2_mcspi3_resources), - .resource = omap2_mcspi3_resources, - .dev = { - .platform_data = &omap2_mcspi3_config, - }, -}; -#endif + omap3isp_device.dev.platform_data = pdata; + omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu; -#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) -static struct omap2_mcspi_platform_config omap2_mcspi4_config = { - .num_cs = 1, -}; + return platform_device_register(&omap3isp_device); +} -static struct resource omap2_mcspi4_resources[] = { - { - .start = OMAP2_MCSPI4_BASE, - .end = OMAP2_MCSPI4_BASE + 0xff, - .flags = IORESOURCE_MEM, - }, -}; +#else /* !CONFIG_IOMMU_API */ -static struct platform_device omap2_mcspi4 = { - .name = "omap2_mcspi", - .id = 4, - .num_resources = ARRAY_SIZE(omap2_mcspi4_resources), - .resource = omap2_mcspi4_resources, - .dev = { - .platform_data = &omap2_mcspi4_config, - }, -}; -#endif - -#ifdef CONFIG_ARCH_OMAP4 -static inline void omap4_mcspi_fixup(void) -{ - omap2_mcspi1_resources[0].start = OMAP4_MCSPI1_BASE; - omap2_mcspi1_resources[0].end = OMAP4_MCSPI1_BASE + 0xff; - omap2_mcspi2_resources[0].start = OMAP4_MCSPI2_BASE; - omap2_mcspi2_resources[0].end = OMAP4_MCSPI2_BASE + 0xff; - omap2_mcspi3_resources[0].start = OMAP4_MCSPI3_BASE; - omap2_mcspi3_resources[0].end = OMAP4_MCSPI3_BASE + 0xff; - omap2_mcspi4_resources[0].start = OMAP4_MCSPI4_BASE; - omap2_mcspi4_resources[0].end = OMAP4_MCSPI4_BASE + 0xff; -} -#else -static inline void omap4_mcspi_fixup(void) +int omap3_init_camera(struct isp_platform_data *pdata) { + return 0; } -#endif -#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \ - defined(CONFIG_ARCH_OMAP4) -static inline void omap2_mcspi3_init(void) -{ - platform_device_register(&omap2_mcspi3); -} -#else -static inline void omap2_mcspi3_init(void) -{ -} #endif -#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) -static inline void omap2_mcspi4_init(void) -{ - platform_device_register(&omap2_mcspi4); -} -#else -static inline void omap2_mcspi4_init(void) +static inline void omap_init_camera(void) { -} +#if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE) + if (cpu_is_omap24xx()) + platform_device_register(&omap2cam_device); #endif +} -static void omap_init_mcspi(void) +#if defined(CONFIG_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE) +static inline void __init omap_init_mbox(void) { - if (cpu_is_omap44xx()) - omap4_mcspi_fixup(); - - platform_device_register(&omap2_mcspi1); - platform_device_register(&omap2_mcspi2); + struct omap_hwmod *oh; + struct platform_device *pdev; + struct omap_mbox_pdata *pdata; - if (cpu_is_omap2430() || cpu_is_omap343x() || cpu_is_omap44xx()) - omap2_mcspi3_init(); + 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; + } - if (cpu_is_omap343x() || cpu_is_omap44xx()) - omap2_mcspi4_init(); + 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_mcspi(void) {} -#endif +static inline void omap_init_mbox(void) { } +#endif /* CONFIG_OMAP2PLUS_MBOX */ -static struct resource omap2_pmu_resource = { - .start = 3, - .end = 3, - .flags = IORESOURCE_IRQ, -}; +static inline void omap_init_sti(void) {} -static struct resource omap3_pmu_resource = { - .start = INT_34XX_BENCH_MPU_EMUL, - .end = INT_34XX_BENCH_MPU_EMUL, - .flags = IORESOURCE_IRQ, -}; +#if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE) -static struct platform_device omap_pmu_device = { - .name = "arm-pmu", - .id = ARM_PMU_DEVICE_CPU, - .num_resources = 1, +static struct platform_device omap_pcm = { + .name = "omap-pcm-audio", + .id = -1, }; -static void omap_init_pmu(void) +static void omap_init_audio(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 - return; - - platform_device_register(&omap_pmu_device); + platform_device_register(&omap_pcm); } - -#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 +static inline void omap_init_audio(void) {} #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 +#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE) -static struct platform_device sham_device = { - .name = "omap-sham", - .id = -1, -}; +#include <linux/platform_data/spi-omap2-mcspi.h> -static void omap_init_sham(void) +static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused) { - 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; + struct platform_device *pdev; + char *name = "omap2_mcspi"; + struct omap2_mcspi_platform_config *pdata; + static int spi_num; + struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr; + + pdata = kzalloc(sizeof(*pdata), GFP_KERNEL); + if (!pdata) { + pr_err("Memory allocation for McSPI device failed\n"); + return -ENOMEM; } - 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, + pdata->num_cs = mcspi_attrib->num_chipselect; + switch (oh->class->rev) { + case OMAP2_MCSPI_REV: + case OMAP3_MCSPI_REV: + pdata->regs_offset = 0; + break; + case OMAP4_MCSPI_REV: + pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET; + break; + default: + pr_err("Invalid McSPI Revision value\n"); + kfree(pdata); + return -EINVAL; } -}; -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, -}; + spi_num++; + 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); + return 0; +} -static void omap_init_aes(void) +static void omap_init_mcspi(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__); - return; - } - platform_device_register(&aes_device); + omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL); } #else -static inline void omap_init_aes(void) { } +static inline void omap_init_mcspi(void) {} #endif -/*-------------------------------------------------------------------------*/ - -#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) - -#define MMCHS_SYSCONFIG 0x0010 -#define MMCHS_SYSCONFIG_SWRESET (1 << 1) -#define MMCHS_SYSSTATUS 0x0014 -#define MMCHS_SYSSTATUS_RESETDONE (1 << 0) - -static struct platform_device dummy_pdev = { - .dev = { - .bus = &platform_bus_type, - }, -}; - /** - * omap_hsmmc_reset() - Full reset of each HS-MMC controller - * - * Ensure that each MMC controller is fully reset. Controllers - * left in an unknown state (by bootloader) may prevent retention - * or OFF-mode. This is especially important in cases where the - * MMC driver is not enabled, _or_ built as a module. + * omap_init_rng - bind the RNG hwmod to the RNG omap_device * - * In order for reset to work, interface, functional and debounce - * clocks must be enabled. The debounce clock comes from func_32k_clk - * and is not under SW control, so we only enable i- and f-clocks. - **/ -static void __init omap_hsmmc_reset(void) + * Bind the RNG hwmod to the RNG omap_device. No return value. + */ +static void omap_init_rng(void) { - u32 i, nr_controllers; + struct omap_hwmod *oh; + struct platform_device *pdev; - if (cpu_is_omap242x()) + oh = omap_hwmod_lookup("rng"); + if (!oh) return; - nr_controllers = cpu_is_omap44xx() ? OMAP44XX_NR_MMC : - (cpu_is_omap34xx() ? OMAP34XX_NR_MMC : OMAP24XX_NR_MMC); - - for (i = 0; i < nr_controllers; i++) { - u32 v, base = 0; - struct clk *iclk, *fclk; - struct device *dev = &dummy_pdev.dev; - - switch (i) { - case 0: - base = OMAP2_MMC1_BASE; - break; - case 1: - base = OMAP2_MMC2_BASE; - break; - case 2: - base = OMAP3_MMC3_BASE; - break; - case 3: - if (!cpu_is_omap44xx()) - return; - base = OMAP4_MMC4_BASE; - break; - case 4: - if (!cpu_is_omap44xx()) - return; - base = OMAP4_MMC5_BASE; - break; - } - - if (cpu_is_omap44xx()) - base += OMAP4_MMC_REG_OFFSET; - - dummy_pdev.id = i; - dev_set_name(&dummy_pdev.dev, "mmci-omap-hs.%d", i); - iclk = clk_get(dev, "ick"); - if (iclk && clk_enable(iclk)) - iclk = NULL; - - fclk = clk_get(dev, "fck"); - if (fclk && clk_enable(fclk)) - fclk = NULL; - - if (!iclk || !fclk) { - printk(KERN_WARNING - "%s: Unable to enable clocks for MMC%d, " - "cannot reset.\n", __func__, i); - break; - } - - omap_writel(MMCHS_SYSCONFIG_SWRESET, base + MMCHS_SYSCONFIG); - v = omap_readl(base + MMCHS_SYSSTATUS); - while (!(omap_readl(base + MMCHS_SYSSTATUS) & - MMCHS_SYSSTATUS_RESETDONE)) - cpu_relax(); - - if (fclk) { - clk_disable(fclk); - clk_put(fclk); - } - if (iclk) { - clk_disable(iclk); - clk_put(iclk); - } - } + pdev = omap_device_build("omap_rng", -1, oh, NULL, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n"); } -#else -static inline void omap_hsmmc_reset(void) {} -#endif - -#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \ - defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE) -static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller, - int controller_nr) +static void __init omap_init_sham(void) { - 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); - - if (cpu_is_omap2420() && controller_nr == 0) { - 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); - } - } + struct omap_hwmod *oh; + struct platform_device *pdev; - if (cpu_is_omap34xx()) { - if (controller_nr == 0) { - omap_mux_init_signal("sdmmc1_clk", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc1_cmd", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc1_dat0", - OMAP_PIN_INPUT_PULLUP); - if (mmc_controller->slots[0].caps & - (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA)) { - omap_mux_init_signal("sdmmc1_dat1", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc1_dat2", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc1_dat3", - OMAP_PIN_INPUT_PULLUP); - } - if (mmc_controller->slots[0].caps & - MMC_CAP_8_BIT_DATA) { - omap_mux_init_signal("sdmmc1_dat4", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc1_dat5", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc1_dat6", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc1_dat7", - OMAP_PIN_INPUT_PULLUP); - } - } - if (controller_nr == 1) { - /* MMC2 */ - omap_mux_init_signal("sdmmc2_clk", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc2_cmd", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc2_dat0", - OMAP_PIN_INPUT_PULLUP); - - /* - * For 8 wire configurations, Lines DAT4, 5, 6 and 7 need to be muxed - * in the board-*.c files - */ - if (mmc_controller->slots[0].caps & - (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA)) { - omap_mux_init_signal("sdmmc2_dat1", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc2_dat2", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc2_dat3", - OMAP_PIN_INPUT_PULLUP); - } - if (mmc_controller->slots[0].caps & - MMC_CAP_8_BIT_DATA) { - omap_mux_init_signal("sdmmc2_dat4.sdmmc2_dat4", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc2_dat5.sdmmc2_dat5", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc2_dat6.sdmmc2_dat6", - OMAP_PIN_INPUT_PULLUP); - omap_mux_init_signal("sdmmc2_dat7.sdmmc2_dat7", - OMAP_PIN_INPUT_PULLUP); - } - } - - /* - * For MMC3 the pins need to be muxed in the board-*.c files - */ - } + oh = omap_hwmod_lookup("sham"); + if (!oh) + return; + + 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 omap2_init_mmc(struct omap_mmc_platform_data **mmc_data, - int nr_controllers) +static void __init omap_init_aes(void) { - int i; - char *name; - - for (i = 0; i < nr_controllers; i++) { - unsigned long base, size; - unsigned int irq = 0; - - if (!mmc_data[i]) - continue; + struct omap_hwmod *oh; + struct platform_device *pdev; - omap2_mmc_mux(mmc_data[i], i); + oh = omap_hwmod_lookup("aes"); + if (!oh) + return; - switch (i) { - case 0: - base = OMAP2_MMC1_BASE; - irq = INT_24XX_MMC_IRQ; - break; - case 1: - base = OMAP2_MMC2_BASE; - irq = INT_24XX_MMC2_IRQ; - break; - case 2: - if (!cpu_is_omap44xx() && !cpu_is_omap34xx()) - return; - base = OMAP3_MMC3_BASE; - irq = INT_34XX_MMC3_IRQ; - break; - case 3: - if (!cpu_is_omap44xx()) - return; - base = OMAP4_MMC4_BASE; - irq = OMAP44XX_IRQ_MMC4; - break; - case 4: - if (!cpu_is_omap44xx()) - return; - base = OMAP4_MMC5_BASE; - irq = OMAP44XX_IRQ_MMC5; - break; - default: - continue; - } - - if (cpu_is_omap2420()) { - size = OMAP2420_MMC_SIZE; - name = "mmci-omap"; - } else if (cpu_is_omap44xx()) { - if (i < 3) - irq += OMAP44XX_IRQ_GIC_START; - size = OMAP4_HSMMC_SIZE; - name = "mmci-omap-hs"; - } else { - size = OMAP3_HSMMC_SIZE; - name = "mmci-omap-hs"; - } - omap_mmc_add(name, i, base, size, irq, mmc_data[i]); - }; + 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_ARCH_OMAP2430) || defined(CONFIG_ARCH_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) @@ -940,131 +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 /*-------------------------------------------------------------------------*/ -/* - * Inorder to avoid any assumptions from bootloader regarding WDT - * settings, WDT module is reset during init. This enables the watchdog - * timer. Hence it is required to disable the watchdog after the WDT reset - * during init. Otherwise the system would reboot as per the default - * watchdog timer registers settings. - */ -#define OMAP_WDT_WPS (0x34) -#define OMAP_WDT_SPR (0x48) - -static int omap2_disable_wdt(struct omap_hwmod *oh, void *unused) -{ - void __iomem *base; - int ret; - - if (!oh) { - pr_err("%s: Could not look up wdtimer_hwmod\n", __func__); - return -EINVAL; - } - - base = omap_hwmod_get_mpu_rt_va(oh); - if (!base) { - pr_err("%s: Could not get the base address for %s\n", - oh->name, __func__); - return -EINVAL; - } - - /* Enable the clocks before accessing the WDT registers */ - ret = omap_hwmod_enable(oh); - if (ret) { - pr_err("%s: Could not enable clocks for %s\n", - oh->name, __func__); - return ret; - } - - /* sequence required to disable watchdog */ - __raw_writel(0xAAAA, base + OMAP_WDT_SPR); - while (__raw_readl(base + OMAP_WDT_WPS) & 0x10) - cpu_relax(); - - __raw_writel(0x5555, base + OMAP_WDT_SPR); - while (__raw_readl(base + OMAP_WDT_WPS) & 0x10) - cpu_relax(); - - ret = omap_hwmod_idle(oh); - if (ret) - pr_err("%s: Could not disable clocks for %s\n", - oh->name, __func__); - - return ret; -} - -static void __init omap_disable_wdt(void) -{ - if (cpu_class_is_omap2()) - omap_hwmod_for_each_by_class("wd_timer", - omap2_disable_wdt, NULL); - return; -} - static int __init omap2_init_devices(void) { - /* please keep these calls, and their implementations above, + /* 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_disable_wdt(); - omap_hsmmc_reset(); omap_init_audio(); 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) -struct omap_device_pm_latency omap_wdt_latency[] = { - [0] = { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - -static int __init omap_init_wdt(void) -{ - int id = -1; - struct omap_device *od; - 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(); - od = omap_device_build(dev_name, id, oh, NULL, 0, - omap_wdt_latency, - ARRAY_SIZE(omap_wdt_latency), 0); - WARN(IS_ERR(od), "Cant 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); |