Commit 5c47bf71 authored by Claudius Heine's avatar Claudius Heine Committed by Stefano Babic
Browse files

ARM: imx6: DHCOM i.MX6 PDK: spl: Add eMMC initialization to SPL code



In order for 'bmode emmc' to work, the eMMC needs to be initialized in the
SPL. This change initializes the eMMC as BOOT_DEVICE_MMC1 (index=0).
Signed-off-by: Claudius Heine's avatarClaudius Heine <ch@denx.de>
parent cd71c759
......@@ -476,6 +476,32 @@ static void setup_iomux_uart(void)
SETUP_IOMUX_PADS(uart1_pads);
}
#ifdef CONFIG_FSL_USDHC
struct fsl_esdhc_cfg usdhc_cfg[1] = {
{USDHC4_BASE_ADDR},
};
int board_mmc_get_env_dev(int devno)
{
return devno - 1;
}
int board_mmc_getcd(struct mmc *mmc)
{
return 1; /* eMMC/uSDHC4 is always present */
}
int board_mmc_init(bd_t *bis)
{
SETUP_IOMUX_PADS(usdhc4_pads);
usdhc_cfg[0].esdhc_base = USDHC4_BASE_ADDR;
usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
usdhc_cfg[0].max_bus_width = 8;
return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
}
#endif
/* USB */
static iomux_v3_cfg_t const usb_pads[] = {
IOMUX_PADS(PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL)),
......
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