[PATCH 3/5] ARM: board: warp: convert to DM_MMC

Peter Robinson pbrobinson at gmail.com
Fri Apr 2 20:05:50 CEST 2021


Convert Warp to use DM MMC.

Signed-off-by: Peter Robinson <pbrobinson at gmail.com>
Cc: Otavio Salvador <otavio at ossystems.com.br>
Cc: Fabio Estevam <fabio.estevam at nxp.com>
Cc: Stefano Babic <sbabic at denx.de>
---
 arch/arm/dts/imx6sl-warp-u-boot.dtsi |  7 ++++++
 board/warp/warp.c                    | 33 ----------------------------
 configs/warp_defconfig               |  1 +
 3 files changed, 8 insertions(+), 33 deletions(-)
 create mode 100644 arch/arm/dts/imx6sl-warp-u-boot.dtsi

diff --git a/arch/arm/dts/imx6sl-warp-u-boot.dtsi b/arch/arm/dts/imx6sl-warp-u-boot.dtsi
new file mode 100644
index 0000000000..daf2489cfd
--- /dev/null
+++ b/arch/arm/dts/imx6sl-warp-u-boot.dtsi
@@ -0,0 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+/ {
+	aliases {
+		mmc0 = &usdhc2;
+	};
+};
diff --git a/board/warp/warp.c b/board/warp/warp.c
index 0f1d038fab..417f0e7507 100644
--- a/board/warp/warp.c
+++ b/board/warp/warp.c
@@ -21,9 +21,7 @@
 #include <linux/sizes.h>
 #include <common.h>
 #include <watchdog.h>
-#include <fsl_esdhc_imx.h>
 #include <i2c.h>
-#include <mmc.h>
 #include <usb.h>
 #include <power/pmic.h>
 #include <power/max77696_pmic.h>
@@ -62,37 +60,6 @@ static void setup_iomux_uart(void)
 	imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
 }
 
-static struct fsl_esdhc_cfg usdhc_cfg[1] = {
-	{USDHC2_BASE_ADDR, 0, 0, 0, 1},
-};
-
-int board_mmc_getcd(struct mmc *mmc)
-{
-	return 1;	/* Assume boot SD always present */
-}
-
-int board_mmc_init(struct bd_info *bis)
-{
-	static iomux_v3_cfg_t const usdhc2_pads[] = {
-		MX6_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_CMD__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_RST__USDHC2_RST | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT0__USDHC2_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT1__USDHC2_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT2__USDHC2_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT3__USDHC2_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT4__USDHC2_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT5__USDHC2_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT6__USDHC2_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-		MX6_PAD_SD2_DAT7__USDHC2_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-	};
-
-	imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
-
-	usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
-	return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
-}
-
 int board_usb_phy_mode(int port)
 {
 	return USB_INIT_DEVICE;
diff --git a/configs/warp_defconfig b/configs/warp_defconfig
index 68ad71c27c..6efe400dd1 100644
--- a/configs/warp_defconfig
+++ b/configs/warp_defconfig
@@ -39,6 +39,7 @@ CONFIG_DM=y
 CONFIG_DM_GPIO=y
 CONFIG_DFU_MMC=y
 CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_DM_MMC=y
 CONFIG_FSL_USDHC=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX6=y
-- 
2.31.1



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