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-rw-r--r--board/Marvell/dkb/dkb.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/board/Marvell/dkb/dkb.c b/board/Marvell/dkb/dkb.c
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+/*
+ * (C) Copyright 2011
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Lei Wen <leiwen@marvell.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#include <common.h>
+#include <mvmfp.h>
+#include <i2c.h>
+#include <asm/arch/mfp.h>
+#include <asm/arch/cpu.h>
+#ifdef CONFIG_GENERIC_MMC
+#include <sdhci.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+ u32 mfp_cfg[] = {
+ /* Enable Console on UART2 */
+ MFP47_UART2_RXD,
+ MFP48_UART2_TXD,
+
+ /* I2C */
+ MFP53_CI2C_SCL,
+ MFP54_CI2C_SDA,
+
+ /* MMC1 */
+ MFP_MMC1_DAT7,
+ MFP_MMC1_DAT6,
+ MFP_MMC1_DAT5,
+ MFP_MMC1_DAT4,
+ MFP_MMC1_DAT3,
+ MFP_MMC1_DAT2,
+ MFP_MMC1_DAT1,
+ MFP_MMC1_DAT0,
+ MFP_MMC1_CMD,
+ MFP_MMC1_CLK,
+ MFP_MMC1_CD,
+ MFP_MMC1_WP,
+
+ MFP_EOC /*End of configureation*/
+ };
+ /* configure MFP's */
+ mfp_config(mfp_cfg);
+
+ return 0;
+}
+
+int board_init(void)
+{
+ /* arch number of Board */
+ gd->bd->bi_arch_number = MACH_TYPE_TTC_DKB;
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = panth_sdram_base(0) + 0x100;
+ return 0;
+}
+
+#ifdef CONFIG_GENERIC_MMC
+#define I2C_SLAVE_ADDR 0x34
+#define LDO13_REG 0x28
+#define LDO_V30 0x6
+#define LDO_VOLTAGE(x) ((x & 0x7) << 1)
+#define LDO_EN 0x1
+int board_mmc_init(bd_t *bd)
+{
+ ulong mmc_base_address[CONFIG_SYS_MMC_NUM] = CONFIG_SYS_MMC_BASE;
+ u8 i, data;
+
+ /* set LDO 13 to 3.0v */
+ data = LDO_VOLTAGE(LDO_V30) | LDO_EN;
+ i2c_write(I2C_SLAVE_ADDR, LDO13_REG, 1, &data, 1);
+
+ for (i = 0; i < CONFIG_SYS_MMC_NUM; i++) {
+ if (mv_sdh_init(mmc_base_address[i], 0, 0,
+ SDHCI_QUIRK_32BIT_DMA_ADDR))
+ return 1;
+ }
+
+ return 0;
+}
+#endif
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