[PATCH 1/3] ARM: imx: vining2000: Clean up uSDHC4 setup

[Marek Vasut]

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 <ma...@denx.de>
Cc: Fabio Estevam <fabio.este...@nxp.com>
Cc: Silvio Fricke <silvio.fri...@softing.com>
Cc: Stefano Babic <sba...@denx.de>
---
 board/softing/vining_2000/vining_2000.c | 27 ++++---------------------
 1 file changed, 4 insertions(+), 23 deletions(-)

diff --git a/board/softing/vining_2000/vining_2000.c 
b/board/softing/vining_2000/vining_2000.c
index ef914b13a1..6dc3fc8b50 100644
--- a/board/softing/vining_2000/vining_2000.c
+++ b/board/softing/vining_2000/vining_2000.c
@@ -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);
 }
-- 
2.24.1