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ARM: imx: vining2000: Clean up uSDHC4 setup

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Simplify the uSDHC4 eMMC controller setup. This is the only eMMC
present on the system and only controller that is used, so drop
the extra logic.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Silvio Fricke <silvio.fricke@softing.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Marek Vasut 2020-01-15 11:27:30 +01:00 • committed by Stefano Babic
parent 0e78c9181c
commit 625bbd38a6
1 changed files with 4 additions and 23 deletions
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27
board/softing/vining_2000/vining_2000.c
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@ -427,8 +427,6 @@ void board_preboot_os(void)
#include <spl.h>
#include <asm/arch/mx6-ddr.h>
static struct fsl_esdhc_cfg usdhc_cfg = { USDHC4_BASE_ADDR };
static iomux_v3_cfg_t const pcie_pads[] = {
MX6_PAD_NAND_DATA02__GPIO4_IO_6 | MUX_PAD_CTRL(GPIO_PAD_CTRL),
};
@ -461,30 +459,13 @@ static void vining2000_spl_setup_iomux_uart(void)
imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
}
static struct fsl_esdhc_cfg usdhc_cfg = { USDHC4_BASE_ADDR };
int board_mmc_init(bd_t *bis)
{
struct src *src_regs = (struct src *)SRC_BASE_ADDR;
u32 val;
u32 port;
val = readl(&src_regs->sbmr1);
if ((val & 0xc0) != 0x40) {
printf("Not boot from USDHC!\n");
return -EINVAL;
}
port = (val >> 11) & 0x3;
printf("port %d\n", port);
switch (port) {
case 3:
imx_iomux_v3_setup_multiple_pads(
usdhc4_pads, ARRAY_SIZE(usdhc4_pads));
usdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
usdhc_cfg.esdhc_base = USDHC4_BASE_ADDR;
break;
}
imx_iomux_v3_setup_multiple_pads(usdhc4_pads, ARRAY_SIZE(usdhc4_pads));
usdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
gd->arch.sdhc_clk = usdhc_cfg.sdhc_clk;
return fsl_esdhc_initialize(bis, &usdhc_cfg);
}