Merge branch 'master' of git://git.denx.de/u-boot-arm

9 files changed, 356 insertions, 40 deletions

diff --git a/drivers/gpio/s5p_gpio.c b/drivers/gpio/s5p_gpio.c
index 11a0472..db7b673 100644
--- a/drivers/gpio/s5p_gpio.c
+++ b/drivers/gpio/s5p_gpio.c
@@ -8,11 +8,9 @@
 #include <common.h>
 #include <asm/io.h>
 #include <asm/gpio.h>
+#include <asm/arch/gpio.h>
 
-#define S5P_GPIO_GET_BANK(x)	((x >> S5P_GPIO_BANK_SHIFT) \
-				& S5P_GPIO_BANK_MASK)
-
-#define S5P_GPIO_GET_PIN(x)	(x & S5P_GPIO_PIN_MASK)
+#define S5P_GPIO_GET_PIN(x)	(x % GPIO_PER_BANK)
 
 #define CON_MASK(x)		(0xf << ((x) << 2))
 #define CON_SFR(x, v)		((v) << ((x) << 2))
@@ -28,7 +26,103 @@
 #define RATE_MASK(x)		(0x1 << (x + 16))
 #define RATE_SET(x)		(0x1 << (x + 16))
 
-void s5p_gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg)
+#define name_to_gpio(n) s5p_name_to_gpio(n)
+static inline int s5p_name_to_gpio(const char *name)
+{
+	unsigned num, irregular_set_number, irregular_bank_base;
+	const struct gpio_name_num_table *tabp;
+	char this_bank, bank_name, irregular_bank_name;
+	char *endp;
+
+	/*
+	 * The gpio name starts with either 'g' or 'gp' followed by the bank
+	 * name character. Skip one or two characters depending on the prefix.
+	 */
+	if (name[0] == 'g' && name[1] == 'p')
+		name += 2;
+	else if (name[0] == 'g')
+		name++;
+	else
+		return -1; /* Name must start with 'g' */
+
+	bank_name = *name++;
+	if (!*name)
+		return -1; /* At least one digit is required/expected. */
+
+	/*
+	 * On both exynos5 and exynos5420 architectures there is a bank of
+	 * GPIOs which does not fall into the regular address pattern. Those
+	 * banks are c4 on Exynos5 and y7 on Exynos5420. The rest of the below
+	 * assignments help to handle these irregularities.
+	 */
+#if defined(CONFIG_EXYNOS4) || defined(CONFIG_EXYNOS5)
+	if (cpu_is_exynos5()) {
+		if (proid_is_exynos5420()) {
+			tabp = exynos5420_gpio_table;
+			irregular_bank_name = 'y';
+			irregular_set_number = '7';
+			irregular_bank_base = EXYNOS5420_GPIO_Y70;
+		} else {
+			tabp = exynos5_gpio_table;
+			irregular_bank_name = 'c';
+			irregular_set_number = '4';
+			irregular_bank_base = EXYNOS5_GPIO_C40;
+		}
+	} else {
+		if (proid_is_exynos4412())
+			tabp = exynos4x12_gpio_table;
+		else
+			tabp = exynos4_gpio_table;
+		irregular_bank_name = 0;
+		irregular_set_number = 0;
+		irregular_bank_base = 0;
+	}
+#else
+	if (cpu_is_s5pc110())
+		tabp = s5pc110_gpio_table;
+	else
+		tabp = s5pc100_gpio_table;
+	irregular_bank_name = 0;
+	irregular_set_number = 0;
+	irregular_bank_base = 0;
+#endif
+
+	this_bank = tabp->bank;
+	do {
+		if (bank_name == this_bank) {
+			unsigned pin_index; /* pin number within the bank */
+			if ((bank_name == irregular_bank_name) &&
+			    (name[0] == irregular_set_number)) {
+				pin_index = name[1] - '0';
+				/* Irregular sets have 8 pins. */
+				if (pin_index >= GPIO_PER_BANK)
+					return -1;
+				num = irregular_bank_base + pin_index;
+			} else {
+				pin_index = simple_strtoul(name, &endp, 8);
+				pin_index -= tabp->bank_offset;
+				/*
+				 * Sanity check: bunk 'z' has no set number,
+				 * for all other banks there must be exactly
+				 * two octal digits, and the resulting number
+				 * should not exceed the number of pins in the
+				 * bank.
+				 */
+				if (((bank_name != 'z') && !name[1]) ||
+				    *endp ||
+				    (pin_index >= tabp->bank_size))
+					return -1;
+				num = tabp->base + pin_index;
+			}
+			return num;
+		}
+		this_bank = (++tabp)->bank;
+	} while (this_bank);
+
+	return -1;
+}
+
+static void s5p_gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg)
 {
 	unsigned int value;
 
@@ -38,18 +132,7 @@ void s5p_gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg)
 	writel(value, &bank->con);
 }
 
-void s5p_gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en)
-{
-	s5p_gpio_cfg_pin(bank, gpio, GPIO_OUTPUT);
-	s5p_gpio_set_value(bank, gpio, en);
-}
-
-void s5p_gpio_direction_input(struct s5p_gpio_bank *bank, int gpio)
-{
-	s5p_gpio_cfg_pin(bank, gpio, GPIO_INPUT);
-}
-
-void s5p_gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en)
+static void s5p_gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en)
 {
 	unsigned int value;
 
@@ -60,7 +143,19 @@ void s5p_gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en)
 	writel(value, &bank->dat);
 }
 
-unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio)
+static void s5p_gpio_direction_output(struct s5p_gpio_bank *bank,
+				      int gpio, int en)
+{
+	s5p_gpio_cfg_pin(bank, gpio, S5P_GPIO_OUTPUT);
+	s5p_gpio_set_value(bank, gpio, en);
+}
+
+static void s5p_gpio_direction_input(struct s5p_gpio_bank *bank, int gpio)
+{
+	s5p_gpio_cfg_pin(bank, gpio, S5P_GPIO_INPUT);
+}
+
+static unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio)
 {
 	unsigned int value;
 
@@ -68,7 +163,7 @@ unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio)
 	return !!(value & DAT_MASK(gpio));
 }
 
-void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode)
+static void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode)
 {
 	unsigned int value;
 
@@ -76,8 +171,8 @@ void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode)
 	value &= ~PULL_MASK(gpio);
 
 	switch (mode) {
-	case GPIO_PULL_DOWN:
-	case GPIO_PULL_UP:
+	case S5P_GPIO_PULL_DOWN:
+	case S5P_GPIO_PULL_UP:
 		value |= PULL_MODE(gpio, mode);
 		break;
 	default:
@@ -87,7 +182,7 @@ void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode)
 	writel(value, &bank->pull);
 }
 
-void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode)
+static void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode)
 {
 	unsigned int value;
 
@@ -95,10 +190,10 @@ void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode)
 	value &= ~DRV_MASK(gpio);
 
 	switch (mode) {
-	case GPIO_DRV_1X:
-	case GPIO_DRV_2X:
-	case GPIO_DRV_3X:
-	case GPIO_DRV_4X:
+	case S5P_GPIO_DRV_1X:
+	case S5P_GPIO_DRV_2X:
+	case S5P_GPIO_DRV_3X:
+	case S5P_GPIO_DRV_4X:
 		value |= DRV_SET(gpio, mode);
 		break;
 	default:
@@ -108,7 +203,7 @@ void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode)
 	writel(value, &bank->drv);
 }
 
-void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode)
+static void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode)
 {
 	unsigned int value;
 
@@ -116,8 +211,8 @@ void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode)
 	value &= ~RATE_MASK(gpio);
 
 	switch (mode) {
-	case GPIO_DRV_FAST:
-	case GPIO_DRV_SLOW:
+	case S5P_GPIO_DRV_FAST:
+	case S5P_GPIO_DRV_SLOW:
 		value |= RATE_SET(gpio);
 		break;
 	default:
@@ -127,12 +222,31 @@ void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode)
 	writel(value, &bank->drv);
 }
 
-struct s5p_gpio_bank *s5p_gpio_get_bank(unsigned gpio)
+struct s5p_gpio_bank *s5p_gpio_get_bank(unsigned int gpio)
 {
-	unsigned bank = S5P_GPIO_GET_BANK(gpio);
-	unsigned base = s5p_gpio_base(gpio);
+	const struct gpio_info *data;
+	unsigned int upto;
+	int i, count;
+
+	data = get_gpio_data();
+	count = get_bank_num();
+	upto = 0;
+
+	for (i = 0; i < count; i++) {
+		debug("i=%d, upto=%d\n", i, upto);
+		if (gpio < data->max_gpio) {
+			struct s5p_gpio_bank *bank;
+			bank = (struct s5p_gpio_bank *)data->reg_addr;
+			bank += (gpio - upto) / GPIO_PER_BANK;
+			debug("gpio=%d, bank=%p\n", gpio, bank);
+			return bank;
+		}
+
+		upto = data->max_gpio;
+		data++;
+	}
 
-	return (struct s5p_gpio_bank *)(base + bank);
+	return NULL;
 }
 
 int s5p_gpio_get_pin(unsigned gpio)
@@ -179,3 +293,27 @@ int gpio_set_value(unsigned gpio, int value)
 
 	return 0;
 }
+
+void gpio_set_pull(int gpio, int mode)
+{
+	s5p_gpio_set_pull(s5p_gpio_get_bank(gpio),
+			  s5p_gpio_get_pin(gpio), mode);
+}
+
+void gpio_set_drv(int gpio, int mode)
+{
+	s5p_gpio_set_drv(s5p_gpio_get_bank(gpio),
+			 s5p_gpio_get_pin(gpio), mode);
+}
+
+void gpio_cfg_pin(int gpio, int cfg)
+{
+	s5p_gpio_cfg_pin(s5p_gpio_get_bank(gpio),
+			 s5p_gpio_get_pin(gpio), cfg);
+}
+
+void gpio_set_rate(int gpio, int mode)
+{
+	s5p_gpio_set_rate(s5p_gpio_get_bank(gpio),
+			  s5p_gpio_get_pin(gpio), mode);
+}
diff --git a/drivers/gpio/tegra_gpio.c b/drivers/gpio/tegra_gpio.c
index 82b30d5..fea9d17 100644
--- a/drivers/gpio/tegra_gpio.c
+++ b/drivers/gpio/tegra_gpio.c
@@ -221,6 +221,26 @@ int gpio_set_value(unsigned gpio, int value)
 	return 0;
 }
 
+void gpio_config_table(const struct tegra_gpio_config *config, int len)
+{
+	int i;
+
+	for (i = 0; i < len; i++) {
+		switch (config[i].init) {
+		case TEGRA_GPIO_INIT_IN:
+			gpio_direction_input(config[i].gpio);
+			break;
+		case TEGRA_GPIO_INIT_OUT0:
+			gpio_direction_output(config[i].gpio, 0);
+			break;
+		case TEGRA_GPIO_INIT_OUT1:
+			gpio_direction_output(config[i].gpio, 1);
+			break;
+		}
+		set_config(config[i].gpio, 1);
+	}
+}
+
 /*
  * Display Tegra GPIO information
  */
diff --git a/drivers/mmc/tegra_mmc.c b/drivers/mmc/tegra_mmc.c
index ed67eec..ca9c4aa 100644
--- a/drivers/mmc/tegra_mmc.c
+++ b/drivers/mmc/tegra_mmc.c
@@ -18,7 +18,7 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-struct mmc_host mmc_host[MAX_HOSTS];
+struct mmc_host mmc_host[CONFIG_SYS_MMC_MAX_DEVICE];
 
 #ifndef CONFIG_OF_CONTROL
 #error "Please enable device tree support to use this driver"
@@ -669,13 +669,14 @@ static int process_nodes(const void *blob, int node_list[], int count)
 
 void tegra_mmc_init(void)
 {
-	int node_list[MAX_HOSTS], count;
+	int node_list[CONFIG_SYS_MMC_MAX_DEVICE], count;
 	const void *blob = gd->fdt_blob;
 	debug("%s entry\n", __func__);
 
 	/* See if any Tegra124 MMC controllers are present */
 	count = fdtdec_find_aliases_for_id(blob, "sdhci",
-		COMPAT_NVIDIA_TEGRA124_SDMMC, node_list, MAX_HOSTS);
+		COMPAT_NVIDIA_TEGRA124_SDMMC, node_list,
+		CONFIG_SYS_MMC_MAX_DEVICE);
 	debug("%s: count of Tegra124 sdhci nodes is %d\n", __func__, count);
 	if (process_nodes(blob, node_list, count)) {
 		printf("%s: Error processing T30 mmc node(s)!\n", __func__);
@@ -684,7 +685,8 @@ void tegra_mmc_init(void)
 
 	/* See if any Tegra30 MMC controllers are present */
 	count = fdtdec_find_aliases_for_id(blob, "sdhci",
-		COMPAT_NVIDIA_TEGRA30_SDMMC, node_list, MAX_HOSTS);
+		COMPAT_NVIDIA_TEGRA30_SDMMC, node_list,
+		CONFIG_SYS_MMC_MAX_DEVICE);
 	debug("%s: count of T30 sdhci nodes is %d\n", __func__, count);
 	if (process_nodes(blob, node_list, count)) {
 		printf("%s: Error processing T30 mmc node(s)!\n", __func__);
@@ -693,7 +695,8 @@ void tegra_mmc_init(void)
 
 	/* Now look for any Tegra20 MMC controllers */
 	count = fdtdec_find_aliases_for_id(blob, "sdhci",
-		COMPAT_NVIDIA_TEGRA20_SDMMC, node_list, MAX_HOSTS);
+		COMPAT_NVIDIA_TEGRA20_SDMMC, node_list,
+		CONFIG_SYS_MMC_MAX_DEVICE);
 	debug("%s: count of T20 sdhci nodes is %d\n", __func__, count);
 	if (process_nodes(blob, node_list, count)) {
 		printf("%s: Error processing T20 mmc node(s)!\n", __func__);
diff --git a/drivers/mtd/nand/omap_gpmc.c b/drivers/mtd/nand/omap_gpmc.c
index 881a636..bf99b8e 100644
--- a/drivers/mtd/nand/omap_gpmc.c
+++ b/drivers/mtd/nand/omap_gpmc.c
@@ -403,7 +403,7 @@ static int omap_correct_data_bch(struct mtd_info *mtd, uint8_t *dat,
 			dat[byte_pos] ^= 1 << bit_pos;
 			printf("nand: bit-flip corrected @data=%d\n", byte_pos);
 		} else if (byte_pos < error_max) {
-			read_ecc[byte_pos - SECTOR_BYTES] = 1 << bit_pos;
+			read_ecc[byte_pos - SECTOR_BYTES] ^= 1 << bit_pos;
 			printf("nand: bit-flip corrected @oob=%d\n", byte_pos -
 								SECTOR_BYTES);
 		} else {
diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile
index 4129bda..920bbdc 100644
--- a/drivers/power/pmic/Makefile
+++ b/drivers/power/pmic/Makefile
@@ -5,6 +5,7 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
+obj-$(CONFIG_POWER_LTC3676) += pmic_ltc3676.o
 obj-$(CONFIG_POWER_MAX8998) += pmic_max8998.o
 obj-$(CONFIG_POWER_MAX8997) += pmic_max8997.o
 obj-$(CONFIG_POWER_MUIC_MAX8997) += muic_max8997.o
diff --git a/drivers/power/pmic/pmic_ltc3676.c b/drivers/power/pmic/pmic_ltc3676.c
new file mode 100644
index 0000000..9b874cb
--- /dev/null
+++ b/drivers/power/pmic/pmic_ltc3676.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2014 Gateworks Corporation
+ * Tim Harvey <tharvey@gateworks.com>
+ *
+ * SPDX-License-Identifier:      GPL-2.0+
+ */
+
+#include <common.h>
+#include <errno.h>
+#include <i2c.h>
+#include <power/pmic.h>
+#include <power/ltc3676_pmic.h>
+
+int power_ltc3676_init(unsigned char bus)
+{
+	static const char name[] = "LTC3676_PMIC";
+	struct pmic *p = pmic_alloc();
+
+	if (!p) {
+		printf("%s: POWER allocation error!\n", __func__);
+		return -ENOMEM;
+	}
+
+	p->name = name;
+	p->interface = PMIC_I2C;
+	p->number_of_regs = LTC3676_NUM_OF_REGS;
+	p->hw.i2c.addr = CONFIG_POWER_LTC3676_I2C_ADDR;
+	p->hw.i2c.tx_num = 1;
+	p->bus = bus;
+
+	return 0;
+}
diff --git a/drivers/power/pmic/pmic_pfuze100.c b/drivers/power/pmic/pmic_pfuze100.c
index 22c1f15..21f12d2 100644
--- a/drivers/power/pmic/pmic_pfuze100.c
+++ b/drivers/power/pmic/pmic_pfuze100.c
@@ -11,7 +11,7 @@
 #include <power/pmic.h>
 #include <power/pfuze100_pmic.h>
 
-int pmic_init(unsigned char bus)
+int power_pfuze100_init(unsigned char bus)
 {
 	static const char name[] = "PFUZE100_PMIC";
 	struct pmic *p = pmic_alloc();
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index c527029..945f35d 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_VIDEO_BCM2835) += bcm2835.o
 obj-$(CONFIG_VIDEO_COREBOOT) += coreboot_fb.o
 obj-$(CONFIG_VIDEO_CT69000) += ct69000.o videomodes.o
 obj-$(CONFIG_VIDEO_DA8XX) += da8xx-fb.o videomodes.o
+obj-$(CONFIG_VIDEO_IMX25LCDC) += imx25lcdc.o videomodes.o
 obj-$(CONFIG_VIDEO_MB862xx) += mb862xx.o videomodes.o
 obj-$(CONFIG_VIDEO_MB86R0xGDC) += mb86r0xgdc.o videomodes.o
 obj-$(CONFIG_VIDEO_MX3) += mx3fb.o videomodes.o
diff --git a/drivers/video/imx25lcdc.c b/drivers/video/imx25lcdc.c
new file mode 100644
index 0000000..ef5767b
--- /dev/null
+++ b/drivers/video/imx25lcdc.c
@@ -0,0 +1,121 @@
+/*
+ * (C) Copyright 2011
+ * Matthias Weisser <weisserm@arcor.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ *
+ * imx25lcdc.c - Graphic interface for i.MX25 lcd controller
+ */
+
+#include <common.h>
+
+#include <malloc.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+#include <video_fb.h>
+#include "videomodes.h"
+
+/*
+ * 4MB (at the end of system RAM)
+ */
+#define VIDEO_MEM_SIZE		0x400000
+
+#define FB_SYNC_CLK_INV		(1<<16)	/* pixel clock inverted */
+
+/*
+ * Graphic Device
+ */
+static GraphicDevice imx25fb;
+
+void *video_hw_init(void)
+{
+	struct lcdc_regs *lcdc = (struct lcdc_regs *)IMX_LCDC_BASE;
+	struct ccm_regs *ccm = (struct ccm_regs *)IMX_CCM_BASE;
+	GraphicDevice *pGD = &imx25fb;
+	char *s;
+	u32 *videomem;
+
+	memset(pGD, 0, sizeof(GraphicDevice));
+
+	pGD->gdfIndex = GDF_16BIT_565RGB;
+	pGD->gdfBytesPP = 2;
+	pGD->memSize = VIDEO_MEM_SIZE;
+	pGD->frameAdrs = PHYS_SDRAM + PHYS_SDRAM_SIZE - VIDEO_MEM_SIZE;
+
+	videomem = (u32 *)pGD->frameAdrs;
+
+	s = getenv("videomode");
+	if (s != NULL) {
+		struct ctfb_res_modes var_mode;
+		u32 lsr, lpcr, lhcr, lvcr;
+		unsigned long div;
+		int bpp;
+
+		/* Disable all clocks of the LCDC */
+		writel(readl(&ccm->cgr0) & ~((1<<7) | (1<<24)), &ccm->cgr0);
+		writel(readl(&ccm->cgr1) & ~(1<<29), &ccm->cgr1);
+
+		bpp = video_get_params(&var_mode, s);
+
+		if (bpp == 0) {
+			var_mode.xres = 320;
+			var_mode.yres = 240;
+			var_mode.pixclock = 154000;
+			var_mode.left_margin = 68;
+			var_mode.right_margin = 20;
+			var_mode.upper_margin = 4;
+			var_mode.lower_margin = 18;
+			var_mode.hsync_len = 40;
+			var_mode.vsync_len = 6;
+			var_mode.sync = 0;
+			var_mode.vmode = 0;
+		}
+
+		/* Fill memory with white */
+		memset(videomem, 0xFF, var_mode.xres * var_mode.yres * 2);
+
+		imx25fb.winSizeX = var_mode.xres;
+		imx25fb.winSizeY = var_mode.yres;
+
+		/* LCD base clock is 66.6MHZ. We do calculations in kHz */
+		div = 66000 / (1000000000L / var_mode.pixclock);
+		if (div > 63)
+			div = 63;
+		if (0 == div)
+			div = 1;
+
+		lsr = ((var_mode.xres / 16) << 20) |
+			var_mode.yres;
+		lpcr =	(1 << 31) |
+			(1 << 30) |
+			(5 << 25) |
+			(1 << 23) |
+			(1 << 22) |
+			(1 << 19) |
+			(1 <<  7) |
+			div;
+		lhcr =	(var_mode.right_margin << 0) |
+			(var_mode.left_margin << 8) |
+			(var_mode.hsync_len << 26);
+
+		lvcr =	(var_mode.lower_margin << 0) |
+			(var_mode.upper_margin << 8) |
+			(var_mode.vsync_len << 26);
+
+		writel((uint32_t)videomem, &lcdc->lssar);
+		writel(lsr, &lcdc->lsr);
+		writel(var_mode.xres * 2 / 4, &lcdc->lvpwr);
+		writel(lpcr, &lcdc->lpcr);
+		writel(lhcr, &lcdc->lhcr);
+		writel(lvcr, &lcdc->lvcr);
+		writel(0x00040060, &lcdc->ldcr);
+
+		writel(0xA90300, &lcdc->lpccr);
+
+		/* Ensable all clocks of the LCDC */
+		writel(readl(&ccm->cgr0) | ((1<<7) | (1<<24)), &ccm->cgr0);
+		writel(readl(&ccm->cgr1) | (1<<29), &ccm->cgr1);
+	}
+
+	return pGD;
+}