X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=board%2Fsamsung%2Fcommon%2Fboard.c;h=2e17da8a7a44766d8431ee8510c15f710caa2b92;hb=bdfb34167f73afc7e04d52499fc14bc1cd33fec0;hp=de154e0f648a6a702b41060b1d4a47ed68eb9353;hpb=1cad23c5f471d695bed1e3907e30caee3c2a3056;p=u-boot

diff --git a/board/samsung/common/board.c b/board/samsung/common/board.c
index de154e0f64..2e17da8a7a 100644
--- a/board/samsung/common/board.c
+++ b/board/samsung/common/board.c
@@ -13,13 +13,14 @@
 #include <tmu.h>
 #include <netdev.h>
 #include <asm/io.h>
+#include <asm/gpio.h>
 #include <asm/arch/board.h>
 #include <asm/arch/cpu.h>
 #include <asm/arch/dwmmc.h>
-#include <asm/arch/gpio.h>
 #include <asm/arch/mmc.h>
 #include <asm/arch/pinmux.h>
 #include <asm/arch/power.h>
+#include <asm/arch/system.h>
 #include <power/pmic.h>
 #include <asm/arch/sromc.h>
 #include <lcd.h>
@@ -27,19 +28,15 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-int __exynos_early_init_f(void)
+__weak int exynos_early_init_f(void)
 {
 	return 0;
 }
-int exynos_early_init_f(void)
-	__attribute__((weak, alias("__exynos_early_init_f")));
 
-int __exynos_power_init(void)
+__weak int exynos_power_init(void)
 {
 	return 0;
 }
-int exynos_power_init(void)
-	__attribute__((weak, alias("__exynos_power_init")));
 
 #if defined CONFIG_EXYNOS_TMU
 /* Boot Time Thermal Analysis for SoC temperature threshold breach */
@@ -85,16 +82,19 @@ int board_init(void)
 	}
 	boot_temp_check();
 #endif
+#ifdef CONFIG_TZSW_RESERVED_DRAM_SIZE
+	/* The last few MB of memory can be reserved for secure firmware */
+	ulong size = CONFIG_TZSW_RESERVED_DRAM_SIZE;
 
-#ifdef CONFIG_EXYNOS_SPI
-	spi_init();
+	gd->ram_size -= size;
+	gd->bd->bi_dram[CONFIG_NR_DRAM_BANKS - 1].size -= size;
 #endif
 	return exynos_init();
 }
 
 int dram_init(void)
 {
-	int i;
+	unsigned int i;
 	u32 addr;
 
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
@@ -106,7 +106,7 @@ int dram_init(void)
 
 void dram_init_banksize(void)
 {
-	int i;
+	unsigned int i;
 	u32 addr, size;
 
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
@@ -137,7 +137,9 @@ static int board_uart_init(void)
 int board_early_init_f(void)
 {
 	int err;
-
+#ifdef CONFIG_BOARD_TYPES
+	set_board_type();
+#endif
 	err = board_uart_init();
 	if (err) {
 		debug("UART init failed\n");
@@ -148,6 +150,20 @@ int board_early_init_f(void)
 	board_i2c_init(gd->fdt_blob);
 #endif
 
+#if defined(CONFIG_OF_CONTROL) && defined(CONFIG_EXYNOS_FB)
+/*
+ * board_init_f(arch/arm/lib/board.c) calls lcd_setmem() which needs
+ * panel_info.vl_col, panel_info.vl_row and panel_info.vl_bpix, to reserve
+ * FB memory at a very early stage. So, we need to fill panel_info.vl_col,
+ * panel_info.vl_row and panel_info.vl_bpix before lcd_setmem() is called.
+ */
+	err = exynos_lcd_early_init(gd->fdt_blob);
+	if (err) {
+		debug("LCD early init failed\n");
+		return err;
+	}
+#endif
+
 	return exynos_early_init_f();
 }
 #endif
@@ -240,22 +256,38 @@ int board_eth_init(bd_t *bis)
 }
 
 #ifdef CONFIG_GENERIC_MMC
+static int init_mmc(void)
+{
+#ifdef CONFIG_SDHCI
+	return exynos_mmc_init(gd->fdt_blob);
+#else
+	return 0;
+#endif
+}
+
+static int init_dwmmc(void)
+{
+#ifdef CONFIG_DWMMC
+	return exynos_dwmmc_init(gd->fdt_blob);
+#else
+	return 0;
+#endif
+}
+
 int board_mmc_init(bd_t *bis)
 {
 	int ret;
 
-#ifdef CONFIG_SDHCI
-	/* mmc initializattion for available channels */
-	ret = exynos_mmc_init(gd->fdt_blob);
+	if (get_boot_mode() == BOOT_MODE_SD) {
+		ret = init_mmc();
+		ret |= init_dwmmc();
+	} else {
+		ret = init_dwmmc();
+		ret |= init_mmc();
+	}
+
 	if (ret)
 		debug("mmc init failed\n");
-#endif
-#ifdef CONFIG_DWMMC
-	/* dwmmc initializattion for available channels */
-	ret = exynos_dwmmc_init(gd->fdt_blob);
-	if (ret)
-		debug("dwmmc init failed\n");
-#endif
 
 	return ret;
 }
@@ -264,11 +296,15 @@ int board_mmc_init(bd_t *bis)
 #ifdef CONFIG_DISPLAY_BOARDINFO
 int checkboard(void)
 {
-	const char *board_name;
+	const char *board_info;
 
-	board_name = fdt_getprop(gd->fdt_blob, 0, "model", NULL);
-	printf("Board: %s\n", board_name ? board_name : "unknown");
+	board_info = fdt_getprop(gd->fdt_blob, 0, "model", NULL);
+	printf("Board: %s\n", board_info ? board_info : "unknown");
+#ifdef CONFIG_BOARD_TYPES
+	board_info = get_board_type();
 
+	printf("Model: %s\n", board_info ? board_info : "unknown");
+#endif
 	return 0;
 }
 #endif
@@ -322,3 +358,31 @@ int misc_init_r(void)
 	return 0;
 }
 #endif
+
+void reset_misc(void)
+{
+	struct gpio_desc gpio = {};
+	int node;
+
+	node = fdt_node_offset_by_compatible(gd->fdt_blob, 0,
+			"samsung,emmc-reset");
+	if (node < 0)
+		return;
+
+	gpio_request_by_name_nodev(gd->fdt_blob, node, "reset-gpio", 0, &gpio,
+				   GPIOD_IS_OUT);
+
+	if (dm_gpio_is_valid(&gpio)) {
+		/*
+		 * Reset eMMC
+		 *
+		 * FIXME: Need to optimize delay time. Minimum 1usec pulse is
+		 *	  required by 'JEDEC Standard No.84-A441' (eMMC)
+		 *	  document but real delay time is expected to greater
+		 *	  than 1usec.
+		 */
+		dm_gpio_set_value(&gpio, 0);
+		mdelay(10);
+		dm_gpio_set_value(&gpio, 1);
+	}
+}