[PATCH 1/5] msc_sm2s_imx8mp: Convert to DM_SERIAL

[Fabio Estevam <festevam@gmail.com>]

From: Fabio Estevam <festevam@denx.de>

The conversion to DM_SERIAL is mandatory, so do the conversion.

Signed-off-by: Fabio Estevam <festevam@denx.de>
---
 arch/arm/dts/imx8mp-msc-sm2s-u-boot.dtsi | 8 ++++++++
 board/msc/sm2s_imx8mp/spl.c              | 9 ---------
 configs/msc_sm2s_imx8mp_defconfig        | 1 +
 include/configs/msc_sm2s_imx8mp.h        | 2 --
 4 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/arch/arm/dts/imx8mp-msc-sm2s-u-boot.dtsi b/arch/arm/dts/imx8mp-msc-sm2s-u-boot.dtsi
index c398a743f7..1a7b530d9f 100644
--- a/arch/arm/dts/imx8mp-msc-sm2s-u-boot.dtsi
+++ b/arch/arm/dts/imx8mp-msc-sm2s-u-boot.dtsi
@@ -63,3 +63,11 @@
 &pmic {
 	bootph-pre-ram;
 };
+
+&uart2 {
+	bootph-pre-ram;
+};
+
+&pinctrl_uart2 {
+	bootph-pre-ram;
+};
diff --git a/board/msc/sm2s_imx8mp/spl.c b/board/msc/sm2s_imx8mp/spl.c
index fed0fbcba1..ed7a1b7d3d 100644
--- a/board/msc/sm2s_imx8mp/spl.c
+++ b/board/msc/sm2s_imx8mp/spl.c
@@ -168,13 +168,6 @@ static const iomux_v3_cfg_t wdog_pads[] = {
 	MX8MP_PAD_GPIO1_IO02__WDOG1_WDOG_B  | MUX_PAD_CTRL(WDOG_PAD_CTRL),
 };
 
-#define UART_PAD_CTRL	(PAD_CTL_DSE6 | PAD_CTL_FSEL1)
-
-static const iomux_v3_cfg_t ser0_pads[] = {
-	MX8MP_PAD_UART2_RXD__UART2_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
-	MX8MP_PAD_UART2_TXD__UART2_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
-};
-
 int board_early_init_f(void)
 {
 	struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
@@ -182,8 +175,6 @@ int board_early_init_f(void)
 	imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
 	set_wdog_reset(wdog);
 
-	imx_iomux_v3_setup_multiple_pads(ser0_pads, ARRAY_SIZE(ser0_pads));
-
 	return 0;
 }
 
diff --git a/configs/msc_sm2s_imx8mp_defconfig b/configs/msc_sm2s_imx8mp_defconfig
index bf1052db6f..9c27a72f8a 100644
--- a/configs/msc_sm2s_imx8mp_defconfig
+++ b/configs/msc_sm2s_imx8mp_defconfig
@@ -97,6 +97,7 @@ CONFIG_SPL_PMIC_RN5T567=y
 CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
 CONFIG_SYSRESET=y
 CONFIG_SPL_SYSRESET=y
diff --git a/include/configs/msc_sm2s_imx8mp.h b/include/configs/msc_sm2s_imx8mp.h
index c1c1fd5a78..3c7d96cb3c 100644
--- a/include/configs/msc_sm2s_imx8mp.h
+++ b/include/configs/msc_sm2s_imx8mp.h
@@ -55,8 +55,6 @@
 #define PHYS_SDRAM_2			0xc0000000
 #define PHYS_SDRAM_2_SIZE		0x0
 
-#define CFG_MXC_UART_BASE		UART2_BASE_ADDR
-
 #define CFG_SYS_FSL_USDHC_NUM	2
 #define CFG_SYS_FSL_ESDHC_ADDR	0
 
-- 
2.34.1