Merge branch 'hsmmc-init' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 into devel

5 files changed, 123 insertions, 221 deletions

diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 0cb2b22..ac15c23 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 2a050e9..15531c8 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 c23c12c..9466772 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 dc988676..269147f 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 fc15d13..031250f 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