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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-12-17 20:03:39 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-12-17 20:03:39 +0000
commitcd4348339c21f4a15c01f3f120e92b3224a0a7da (patch)
treed45fe54ca6d9bc2182943633d6649a417c5de675 /arch/arm/plat-omap
parent7e1548a597ef7e26d5d62f8be3be6da9e101b26c (diff)
parent917fa280e5e99edcae44a34feab295a59922d16c (diff)
Merge branch 'hsmmc-init' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 into devel
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/devices.c225
-rw-r--r--arch/arm/plat-omap/include/mach/board-h2.h6
-rw-r--r--arch/arm/plat-omap/include/mach/board.h22
-rw-r--r--arch/arm/plat-omap/include/mach/control.h17
-rw-r--r--arch/arm/plat-omap/include/mach/mmc.h74
5 files changed, 123 insertions, 221 deletions
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 0cb2b22388e..ac15c23fd5d 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();
diff --git a/arch/arm/plat-omap/include/mach/board-h2.h b/arch/arm/plat-omap/include/mach/board-h2.h
index 2a050e9be65..15531c8dc0e 100644
--- a/arch/arm/plat-omap/include/mach/board-h2.h
+++ b/arch/arm/plat-omap/include/mach/board-h2.h
@@ -29,13 +29,13 @@
#ifndef __ASM_ARCH_OMAP_H2_H
#define __ASM_ARCH_OMAP_H2_H
-/* Placeholder for H2 specific defines */
-
/* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
#define OMAP1610_ETHR_START 0x04000300
+#define H2_TPS_GPIO_BASE (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */)
+# define H2_TPS_GPIO_MMC_PWR_EN (H2_TPS_GPIO_BASE + 3)
+
extern void h2_mmc_init(void);
-extern void h2_mmc_slot_cover_handler(void *arg, int state);
#endif /* __ASM_ARCH_OMAP_H2_H */
diff --git a/arch/arm/plat-omap/include/mach/board.h b/arch/arm/plat-omap/include/mach/board.h
index c23c12ccb35..9466772fc7c 100644
--- a/arch/arm/plat-omap/include/mach/board.h
+++ b/arch/arm/plat-omap/include/mach/board.h
@@ -16,7 +16,6 @@
/* Different peripheral ids */
#define OMAP_TAG_CLOCK 0x4f01
-#define OMAP_TAG_MMC 0x4f02
#define OMAP_TAG_SERIAL_CONSOLE 0x4f03
#define OMAP_TAG_USB 0x4f04
#define OMAP_TAG_LCD 0x4f05
@@ -35,27 +34,6 @@ struct omap_clock_config {
u8 system_clock_type;
};
-struct omap_mmc_conf {
- unsigned enabled:1;
- /* nomux means "standard" muxing is wrong on this board, and that
- * board-specific code handled it before common init logic.
- */
- unsigned nomux:1;
- /* switch pin can be for card detect (default) or card cover */
- unsigned cover:1;
- /* 4 wire signaling is optional, and is only used for SD/SDIO */
- unsigned wire4:1;
- /* use the internal clock */
- unsigned internal_clock:1;
- s16 power_pin;
- s16 switch_pin;
- s16 wp_pin;
-};
-
-struct omap_mmc_config {
- struct omap_mmc_conf mmc[2];
-};
-
struct omap_serial_console_config {
u8 console_uart;
u32 console_speed;
diff --git a/arch/arm/plat-omap/include/mach/control.h b/arch/arm/plat-omap/include/mach/control.h
index dc988676057..269147f3836 100644
--- a/arch/arm/plat-omap/include/mach/control.h
+++ b/arch/arm/plat-omap/include/mach/control.h
@@ -74,6 +74,7 @@
#define OMAP243X_CONTROL_IVA2_BOOTADDR (OMAP2_CONTROL_GENERAL + 0x0190)
#define OMAP243X_CONTROL_IVA2_BOOTMOD (OMAP2_CONTROL_GENERAL + 0x0194)
#define OMAP243X_CONTROL_IVA2_GEMCFG (OMAP2_CONTROL_GENERAL + 0x0198)
+#define OMAP243X_CONTROL_PBIAS_LITE (OMAP2_CONTROL_GENERAL + 0x0230)
/* 24xx-only CONTROL_GENERAL register offsets */
#define OMAP24XX_CONTROL_DEBOBS (OMAP2_CONTROL_GENERAL + 0x0000)
@@ -140,6 +141,7 @@
#define OMAP343X_CONTROL_TEST_KEY_13 (OMAP2_CONTROL_GENERAL + 0x00fc)
#define OMAP343X_CONTROL_IVA2_BOOTADDR (OMAP2_CONTROL_GENERAL + 0x0190)
#define OMAP343X_CONTROL_IVA2_BOOTMOD (OMAP2_CONTROL_GENERAL + 0x0194)
+#define OMAP343X_CONTROL_PBIAS_LITE (OMAP2_CONTROL_GENERAL + 0x02b0)
#define OMAP343X_CONTROL_TEMP_SENSOR (OMAP2_CONTROL_GENERAL + 0x02b4)
/*
@@ -154,11 +156,14 @@
* and the security mode (secure, non-secure, don't care)
*/
/* CONTROL_DEVCONF0 bits */
+#define OMAP2_MMCSDIO1ADPCLKISEL (1 << 24) /* MMC1 loop back clock */
#define OMAP24XX_USBSTANDBYCTRL (1 << 15)
#define OMAP2_MCBSP2_CLKS_MASK (1 << 6)
#define OMAP2_MCBSP1_CLKS_MASK (1 << 2)
/* CONTROL_DEVCONF1 bits */
+#define OMAP243X_MMC1_ACTIVE_OVERWRITE (1 << 31)
+#define OMAP2_MMCSDIO2ADPCLKISEL (1 << 6) /* MMC2 loop back clock */
#define OMAP2_MCBSP5_CLKS_MASK (1 << 4) /* > 242x */
#define OMAP2_MCBSP4_CLKS_MASK (1 << 2) /* > 242x */
#define OMAP2_MCBSP3_CLKS_MASK (1 << 0) /* > 242x */
@@ -172,6 +177,18 @@
#define OMAP2_SYSBOOT_1_MASK (1 << 1)
#define OMAP2_SYSBOOT_0_MASK (1 << 0)
+/* CONTROL_PBIAS_LITE bits */
+#define OMAP343X_PBIASLITESUPPLY_HIGH1 (1 << 15)
+#define OMAP343X_PBIASLITEVMODEERROR1 (1 << 11)
+#define OMAP343X_PBIASSPEEDCTRL1 (1 << 10)
+#define OMAP343X_PBIASLITEPWRDNZ1 (1 << 9)
+#define OMAP343X_PBIASLITEVMODE1 (1 << 8)
+#define OMAP343X_PBIASLITESUPPLY_HIGH0 (1 << 7)
+#define OMAP343X_PBIASLITEVMODEERROR0 (1 << 3)
+#define OMAP2_PBIASSPEEDCTRL0 (1 << 2)
+#define OMAP2_PBIASLITEPWRDNZ0 (1 << 1)
+#define OMAP2_PBIASLITEVMODE0 (1 << 0)
+
#ifndef __ASSEMBLY__
#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
extern void __iomem *omap_ctrl_base_get(void);
diff --git a/arch/arm/plat-omap/include/mach/mmc.h b/arch/arm/plat-omap/include/mach/mmc.h
index fc15d13058f..031250f0280 100644
--- a/arch/arm/plat-omap/include/mach/mmc.h
+++ b/arch/arm/plat-omap/include/mach/mmc.h
@@ -17,12 +17,28 @@
#include <mach/board.h>
+#define OMAP15XX_NR_MMC 1
+#define OMAP16XX_NR_MMC 2
+#define OMAP1_MMC_SIZE 0x080
+#define OMAP1_MMC1_BASE 0xfffb7800
+#define OMAP1_MMC2_BASE 0xfffb7c00 /* omap16xx only */
+
+#define OMAP24XX_NR_MMC 2
+#define OMAP34XX_NR_MMC 3
+#define OMAP2420_MMC_SIZE OMAP1_MMC_SIZE
+#define HSMMC_SIZE 0x200
+#define OMAP2_MMC1_BASE 0x4809c000
+#define OMAP2_MMC2_BASE 0x480b4000
+#define OMAP3_MMC3_BASE 0x480ad000
+#define HSMMC3 (1 << 2)
+#define HSMMC2 (1 << 1)
+#define HSMMC1 (1 << 0)
+
#define OMAP_MMC_MAX_SLOTS 2
struct omap_mmc_platform_data {
- struct omap_mmc_conf conf;
- /* number of slots on board */
+ /* number of slots per controller */
unsigned nr_slots:2;
/* set if your board has components or wiring that limits the
@@ -41,7 +57,31 @@ struct omap_mmc_platform_data {
int (*suspend)(struct device *dev, int slot);
int (*resume)(struct device *dev, int slot);
+ u64 dma_mask;
+
struct omap_mmc_slot_data {
+
+ /* 4 wire signaling is optional, and is used for SD/SDIO/HSMMC;
+ * 8 wire signaling is also optional, and is used with HSMMC
+ */
+ u8 wires;
+
+ /*
+ * nomux means "standard" muxing is wrong on this board, and
+ * that board-specific code handled it before common init logic.
+ */
+ unsigned nomux:1;
+
+ /* switch pin can be for card detect (default) or card cover */
+ unsigned cover:1;
+
+ /* use the internal clock */
+ unsigned internal_clock:1;
+ s16 power_pin;
+
+ int switch_pin; /* gpio (card detect) */
+ int gpio_wp; /* gpio (write protect) */
+
int (* set_bus_mode)(struct device *dev, int slot, int bus_mode);
int (* set_power)(struct device *dev, int slot, int power_on, int vdd);
int (* get_ro)(struct device *dev, int slot);
@@ -49,8 +89,8 @@ struct omap_mmc_platform_data {
/* return MMC cover switch state, can be NULL if not supported.
*
* possible return values:
- * 0 - open
- * 1 - closed
+ * 0 - closed
+ * 1 - open
*/
int (* get_cover_state)(struct device *dev, int slot);
@@ -66,9 +106,31 @@ struct omap_mmc_platform_data {
} slots[OMAP_MMC_MAX_SLOTS];
};
-extern void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info);
-
/* called from board-specific card detection service routine */
extern void omap_mmc_notify_cover_event(struct device *dev, int slot, int is_closed);
+#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \
+ defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
+void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data,
+ int nr_controllers);
+void omap2_init_mmc(struct omap_mmc_platform_data **mmc_data,
+ int nr_controllers);
+int omap_mmc_add(int id, unsigned long base, unsigned long size,
+ unsigned int irq, struct omap_mmc_platform_data *data);
+#else
+static inline void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data,
+ int nr_controllers)
+{
+}
+static inline void omap2_init_mmc(struct omap_mmc_platform_data **mmc_data,
+ int nr_controllers)
+{
+}
+static inline int omap_mmc_add(int id, unsigned long base, unsigned long size,
+ unsigned int irq, struct omap_mmc_platform_data *data)
+{
+ return 0;
+}
+
+#endif
#endif