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102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
/*
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* (C) Copyright 2011
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* Marvell Semiconductor <www.marvell.com>
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* Written-by: Lei Wen <leiwen@marvell.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#include <common.h>
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#include <mvmfp.h>
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#include <i2c.h>
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#include <asm/arch/mfp.h>
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#include <asm/arch/cpu.h>
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#ifdef CONFIG_GENERIC_MMC
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#include <sdhci.h>
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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int board_early_init_f(void)
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{
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u32 mfp_cfg[] = {
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/* Enable Console on UART2 */
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MFP47_UART2_RXD,
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MFP48_UART2_TXD,
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/* I2C */
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MFP53_CI2C_SCL,
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MFP54_CI2C_SDA,
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/* MMC1 */
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MFP_MMC1_DAT7,
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MFP_MMC1_DAT6,
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MFP_MMC1_DAT5,
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MFP_MMC1_DAT4,
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MFP_MMC1_DAT3,
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MFP_MMC1_DAT2,
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MFP_MMC1_DAT1,
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MFP_MMC1_DAT0,
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MFP_MMC1_CMD,
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MFP_MMC1_CLK,
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MFP_MMC1_CD,
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MFP_MMC1_WP,
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MFP_EOC /*End of configureation*/
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};
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/* configure MFP's */
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mfp_config(mfp_cfg);
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return 0;
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}
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int board_init(void)
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{
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/* arch number of Board */
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gd->bd->bi_arch_number = MACH_TYPE_TTC_DKB;
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/* adress of boot parameters */
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gd->bd->bi_boot_params = panth_sdram_base(0) + 0x100;
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return 0;
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}
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#ifdef CONFIG_GENERIC_MMC
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#define I2C_SLAVE_ADDR 0x34
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#define LDO13_REG 0x28
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#define LDO_V30 0x6
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#define LDO_VOLTAGE(x) ((x & 0x7) << 1)
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#define LDO_EN 0x1
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int board_mmc_init(bd_t *bd)
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{
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ulong mmc_base_address[CONFIG_SYS_MMC_NUM] = CONFIG_SYS_MMC_BASE;
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u8 i, data;
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/* set LDO 13 to 3.0v */
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data = LDO_VOLTAGE(LDO_V30) | LDO_EN;
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i2c_write(I2C_SLAVE_ADDR, LDO13_REG, 1, &data, 1);
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for (i = 0; i < CONFIG_SYS_MMC_NUM; i++) {
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if (mv_sdh_init(mmc_base_address[i], 0, 0,
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SDHCI_QUIRK_32BIT_DMA_ADDR))
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return 1;
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}
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return 0;
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}
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#endif
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