#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
+#include <linux/clk.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
+#include <mach/control.h>
#include <mach/tc.h>
#include <mach/board.h>
#include <mach/mux.h>
#include <mach/gpio.h>
#include <mach/eac.h>
+#include <mach/mmc.h>
-#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
-#define OMAP2_MBOX_BASE IO_ADDRESS(OMAP24XX_MAILBOX_BASE)
+#if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
-static struct resource mbox_resources[] = {
+static struct resource cam_resources[] = {
{
- .start = OMAP2_MBOX_BASE,
- .end = OMAP2_MBOX_BASE + 0x11f,
+ .start = OMAP24XX_CAMERA_BASE,
+ .end = OMAP24XX_CAMERA_BASE + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_24XX_CAM_IRQ,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct platform_device omap_cam_device = {
+ .name = "omap24xxcam",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(cam_resources),
+ .resource = cam_resources,
+};
+
+static inline void omap_init_camera(void)
+{
+ platform_device_register(&omap_cam_device);
+}
+
+#elif defined(CONFIG_VIDEO_OMAP3) || defined(CONFIG_VIDEO_OMAP3_MODULE)
+
+static struct resource omap3isp_resources[] = {
+ {
+ .start = OMAP3430_ISP_BASE,
+ .end = OMAP3430_ISP_END,
+ .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,
+ },
+ {
+ .start = OMAP3430_ISP_CCDC_BASE,
+ .end = OMAP3430_ISP_CCDC_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3430_ISP_HIST_BASE,
+ .end = OMAP3430_ISP_HIST_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3430_ISP_H3A_BASE,
+ .end = OMAP3430_ISP_H3A_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3430_ISP_PREV_BASE,
+ .end = OMAP3430_ISP_PREV_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3430_ISP_RESZ_BASE,
+ .end = OMAP3430_ISP_RESZ_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3430_ISP_SBL_BASE,
+ .end = OMAP3430_ISP_SBL_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3430_ISP_CSI2A_BASE,
+ .end = OMAP3430_ISP_CSI2A_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP3430_ISP_CSI2PHY_BASE,
+ .end = OMAP3430_ISP_CSI2PHY_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
+
+static struct resource omap2_mbox_resources[] = {
+ {
+ .start = OMAP24XX_MAILBOX_BASE,
+ .end = OMAP24XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
.flags = IORESOURCE_MEM,
},
{
},
};
+static struct resource omap3_mbox_resources[] = {
+ {
+ .start = OMAP34XX_MAILBOX_BASE,
+ .end = OMAP34XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_24XX_MAIL_U0_MPU,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
static struct platform_device mbox_device = {
- .name = "mailbox",
+ .name = "omap2-mailbox",
.id = -1,
- .num_resources = ARRAY_SIZE(mbox_resources),
- .resource = mbox_resources,
};
static inline void omap_init_mbox(void)
{
+ if (cpu_is_omap2420()) {
+ mbox_device.num_resources = ARRAY_SIZE(omap2_mbox_resources);
+ mbox_device.resource = omap2_mbox_resources;
+ } else if (cpu_is_omap3430()) {
+ mbox_device.num_resources = ARRAY_SIZE(omap3_mbox_resources);
+ mbox_device.resource = omap3_mbox_resources;
+ } else {
+ pr_err("%s: platform not supported\n", __func__);
+ return;
+ }
platform_device_register(&mbox_device);
}
#else
static inline void omap_init_mbox(void) { }
-#endif
+#endif /* CONFIG_OMAP_MBOX_FWK */
#if defined(CONFIG_OMAP_STI)
static inline void omap_init_sha1_md5(void) { }
#endif
+/*-------------------------------------------------------------------------*/
+
+#ifdef CONFIG_ARCH_OMAP3
+
+#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.
+ *
+ * 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)
+{
+ u32 i, nr_controllers = 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;
+ }
+
+ 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);
+ }
+ }
+}
+#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)
+{
+ if (cpu_is_omap2420() && controller_nr == 0) {
+ 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);
+ if (mmc_controller->slots[0].wires == 4) {
+ 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);
+ }
+
+ /*
+ * 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);
+ }
+ }
+}
+
+void __init omap2_init_mmc(struct omap_mmc_platform_data **mmc_data,
+ int nr_controllers)
+{
+ int i;
+ char *name;
+
+ for (i = 0; i < nr_controllers; i++) {
+ unsigned long base, size;
+ unsigned int irq = 0;
+
+ if (!mmc_data[i])
+ continue;
+
+ omap2_mmc_mux(mmc_data[i], i);
+
+ 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_omap34xx())
+ return;
+ base = OMAP3_MMC3_BASE;
+ irq = INT_34XX_MMC3_IRQ;
+ break;
+ default:
+ continue;
+ }
+
+ if (cpu_is_omap2420()) {
+ size = OMAP2420_MMC_SIZE;
+ name = "mmci-omap";
+ } else {
+ size = HSMMC_SIZE;
+ name = "mmci-omap-hs";
+ }
+ omap_mmc_add(name, i, base, size, irq, mmc_data[i]);
+ };
+}
+
+#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
/* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
+ omap_hsmmc_reset();
+ omap_init_camera();
omap_init_mbox();
omap_init_mcspi();
omap_hdq_init();