snowball: Add support for ux500 based snowball board
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: John Rigby <john.rigby@linaro.org>
Acked-by: Tom Rini <trini@ti.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Conflicts:
drivers/gpio/Makefile
diff --git a/board/st-ericsson/snowball/snowball.c b/board/st-ericsson/snowball/snowball.c
new file mode 100644
index 0000000..4bcc649
--- /dev/null
+++ b/board/st-ericsson/snowball/snowball.c
@@ -0,0 +1,166 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2009
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <config.h>
+#include <common.h>
+#include <malloc.h>
+#include <i2c.h>
+#include <mmc.h>
+#include <asm/types.h>
+#include <asm/io.h>
+#include <asm/errno.h>
+#include <asm/arch/db8500_pincfg.h>
+
+#include "db8500_pins.h"
+
+/*
+ * Get a global data pointer
+ */
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Memory controller register
+ */
+#define DMC_BASE_ADDR 0x80156000
+#define DMC_CTL_97 (DMC_BASE_ADDR + 0x184)
+
+/*
+ * GPIO pin config common for MOP500/HREF boards
+ */
+unsigned long gpio_cfg_common[] = {
+ /* I2C */
+ GPIO147_I2C0_SCL,
+ GPIO148_I2C0_SDA,
+ GPIO16_I2C1_SCL,
+ GPIO17_I2C1_SDA,
+ GPIO10_I2C2_SDA,
+ GPIO11_I2C2_SCL,
+ GPIO229_I2C3_SDA,
+ GPIO230_I2C3_SCL,
+
+ /* SSP0, to AB8500 */
+ GPIO143_SSP0_CLK,
+ GPIO144_SSP0_FRM,
+ GPIO145_SSP0_RXD | PIN_PULL_DOWN,
+ GPIO146_SSP0_TXD,
+
+ /* MMC0 (MicroSD card) */
+ GPIO18_MC0_CMDDIR | PIN_OUTPUT_HIGH,
+ GPIO19_MC0_DAT0DIR | PIN_OUTPUT_HIGH,
+ GPIO20_MC0_DAT2DIR | PIN_OUTPUT_HIGH,
+ GPIO21_MC0_DAT31DIR | PIN_OUTPUT_HIGH,
+ GPIO22_MC0_FBCLK | PIN_INPUT_NOPULL,
+ GPIO23_MC0_CLK | PIN_OUTPUT_LOW,
+ GPIO24_MC0_CMD | PIN_INPUT_PULLUP,
+ GPIO25_MC0_DAT0 | PIN_INPUT_PULLUP,
+ GPIO26_MC0_DAT1 | PIN_INPUT_PULLUP,
+ GPIO27_MC0_DAT2 | PIN_INPUT_PULLUP,
+ GPIO28_MC0_DAT3 | PIN_INPUT_PULLUP,
+
+ /* MMC4 (On-board eMMC) */
+ GPIO197_MC4_DAT3 | PIN_INPUT_PULLUP,
+ GPIO198_MC4_DAT2 | PIN_INPUT_PULLUP,
+ GPIO199_MC4_DAT1 | PIN_INPUT_PULLUP,
+ GPIO200_MC4_DAT0 | PIN_INPUT_PULLUP,
+ GPIO201_MC4_CMD | PIN_INPUT_PULLUP,
+ GPIO202_MC4_FBCLK | PIN_INPUT_NOPULL,
+ GPIO203_MC4_CLK | PIN_OUTPUT_LOW,
+ GPIO204_MC4_DAT7 | PIN_INPUT_PULLUP,
+ GPIO205_MC4_DAT6 | PIN_INPUT_PULLUP,
+ GPIO206_MC4_DAT5 | PIN_INPUT_PULLUP,
+ GPIO207_MC4_DAT4 | PIN_INPUT_PULLUP,
+
+ /* UART2, console */
+ GPIO29_U2_RXD | PIN_INPUT_PULLUP,
+ GPIO30_U2_TXD | PIN_OUTPUT_HIGH,
+ GPIO31_U2_CTSn | PIN_INPUT_PULLUP,
+ GPIO32_U2_RTSn | PIN_OUTPUT_HIGH,
+
+ /*
+ * USB, pin 256-267 USB, Is probably already setup correctly from
+ * BootROM/boot stages, but we don't trust that and set it up anyway
+ */
+ GPIO256_USB_NXT,
+ GPIO257_USB_STP,
+ GPIO258_USB_XCLK,
+ GPIO259_USB_DIR,
+ GPIO260_USB_DAT7,
+ GPIO261_USB_DAT6,
+ GPIO262_USB_DAT5,
+ GPIO263_USB_DAT4,
+ GPIO264_USB_DAT3,
+ GPIO265_USB_DAT2,
+ GPIO266_USB_DAT1,
+ GPIO267_USB_DAT0,
+};
+
+unsigned long gpio_cfg_snowball[] = {
+ /* MMC0 (MicroSD card) */
+ GPIO217_GPIO | PIN_OUTPUT_HIGH, /* MMC_EN */
+ GPIO218_GPIO | PIN_INPUT_NOPULL, /* MMC_CD */
+ GPIO228_GPIO | PIN_OUTPUT_HIGH, /* SD_SEL */
+
+ /* eMMC */
+ GPIO167_GPIO | PIN_OUTPUT_HIGH, /* RSTn_MLC */
+
+ /* LAN */
+ GPIO131_SM_ADQ8,
+ GPIO132_SM_ADQ9,
+ GPIO133_SM_ADQ10,
+ GPIO134_SM_ADQ11,
+ GPIO135_SM_ADQ12,
+ GPIO136_SM_ADQ13,
+ GPIO137_SM_ADQ14,
+ GPIO138_SM_ADQ15,
+
+ /* RSTn_LAN */
+ GPIO141_GPIO | PIN_OUTPUT_HIGH,
+};
+
+/*
+ * Miscellaneous platform dependent initialisations
+ */
+
+int board_init(void)
+{
+ /*
+ * Setup board (bd) and board-info (bi).
+ * bi_arch_number: Unique id for this board. It will passed in r1 to
+ * Linux startup code and is the machine_id.
+ * bi_boot_params: Where this board expects params.
+ */
+ gd->bd->bi_arch_number = MACH_TYPE_SNOWBALL;
+ gd->bd->bi_boot_params = 0x00000100;
+
+ /* Configure GPIO pins needed by U-boot */
+ db8500_gpio_config_pins(gpio_cfg_common, ARRAY_SIZE(gpio_cfg_common));
+
+ db8500_gpio_config_pins(gpio_cfg_snowball,
+ ARRAY_SIZE(gpio_cfg_snowball));
+
+ return 0;
+}
+
+int dram_init(void)
+{
+ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+ gd->ram_size = gd->bd->bi_dram[0].size =
+ get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM_SIZE);
+
+ return 0;
+}