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Diffstat (limited to 'roms/u-boot/board/samsung/arndale/arndale.c')
-rw-r--r--roms/u-boot/board/samsung/arndale/arndale.c122
1 files changed, 122 insertions, 0 deletions
diff --git a/roms/u-boot/board/samsung/arndale/arndale.c b/roms/u-boot/board/samsung/arndale/arndale.c
new file mode 100644
index 00000000..9efc355d
--- /dev/null
+++ b/roms/u-boot/board/samsung/arndale/arndale.c
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2013 Samsung Electronics
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <usb.h>
+#include <asm/arch/pinmux.h>
+#include <asm/arch/dwmmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/power.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_USB_EHCI_EXYNOS
+int board_usb_init(int index, enum usb_init_type init)
+{
+ struct exynos5_gpio_part1 *gpio = (struct exynos5_gpio_part1 *)
+ samsung_get_base_gpio_part1();
+
+ /* Configure gpios for usb 3503 hub:
+ * disconnect, toggle reset and connect
+ */
+ s5p_gpio_direction_output(&gpio->d1, 7, 0);
+ s5p_gpio_direction_output(&gpio->x3, 5, 0);
+
+ s5p_gpio_direction_output(&gpio->x3, 5, 1);
+ s5p_gpio_direction_output(&gpio->d1, 7, 1);
+
+ return 0;
+}
+#endif
+
+int board_init(void)
+{
+ gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL);
+ return 0;
+}
+
+int dram_init(void)
+{
+ int i;
+ u32 addr;
+
+ for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+ addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
+ gd->ram_size += get_ram_size((long *)addr, SDRAM_BANK_SIZE);
+ }
+ return 0;
+}
+
+int power_init_board(void)
+{
+ set_ps_hold_ctrl();
+ return 0;
+}
+
+void dram_init_banksize(void)
+{
+ int i;
+ u32 addr, size;
+
+ for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+ addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
+ size = get_ram_size((long *)addr, SDRAM_BANK_SIZE);
+
+ gd->bd->bi_dram[i].start = addr;
+ gd->bd->bi_dram[i].size = size;
+ }
+}
+
+#ifdef CONFIG_GENERIC_MMC
+int board_mmc_init(bd_t *bis)
+{
+ int ret;
+ /* dwmmc initializattion for available channels */
+ ret = exynos_dwmmc_init(gd->fdt_blob);
+ if (ret)
+ debug("dwmmc init failed\n");
+
+ return ret;
+}
+#endif
+
+static int board_uart_init(void)
+{
+ int err = 0, uart_id;
+
+ for (uart_id = PERIPH_ID_UART0; uart_id <= PERIPH_ID_UART3; uart_id++) {
+ err = exynos_pinmux_config(uart_id, PINMUX_FLAG_NONE);
+ if (err) {
+ debug("UART%d not configured\n",
+ (uart_id - PERIPH_ID_UART0));
+ return err;
+ }
+ }
+ return err;
+}
+
+#ifdef CONFIG_BOARD_EARLY_INIT_F
+int board_early_init_f(void)
+{
+ int err;
+
+ err = board_uart_init();
+ if (err) {
+ debug("UART init failed\n");
+ return err;
+ }
+ return err;
+}
+#endif
+
+#ifdef CONFIG_DISPLAY_BOARDINFO
+int checkboard(void)
+{
+ printf("\nBoard: Arndale\n");
+
+ return 0;
+}
+#endif