upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/Marvell/dkb/dkb.c

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1.5 KiB

/*
* (C) Copyright 2011
* Marvell Semiconductor <www.marvell.com>
* Written-by: Lei Wen <leiwen@marvell.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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