imx: imx8m[m/n]_beacon: Enable SPL_DM_SERIAL

Enable CONFIG_SPL_DM_SERIAL. uart2 and its pinmux was already
marked with u-boot,dm-spl.
Move preloader_console_init after spl_init to make sure driver
model work.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Tested-by: Adam Ford <aford173@gmail.com> #imx8mm_beacon
Reviewed-by: Fabio Estevam <festevam@denx.de>
Tested-by: Adam Ford <aford173@gmail.com> #imx8mn_beacon

7 files changed, 4 insertions, 26 deletions

diff --git a/board/beacon/imx8mm/spl.c b/board/beacon/imx8mm/spl.c
index 12266b22a4..f92b4c3ed0 100644
--- a/board/beacon/imx8mm/spl.c
+++ b/board/beacon/imx8mm/spl.c
@@ -59,14 +59,8 @@ int board_fit_config_name_match(const char *name)
 }
 #endif
 
-#define UART_PAD_CTRL	(PAD_CTL_DSE6 | PAD_CTL_FSEL1)
 #define WDOG_PAD_CTRL	(PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
 
-static iomux_v3_cfg_t const uart_pads[] = {
-	IMX8MM_PAD_UART2_RXD_UART2_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
-	IMX8MM_PAD_UART2_TXD_UART2_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
-};
-
 static iomux_v3_cfg_t const wdog_pads[] = {
 	IMX8MM_PAD_GPIO1_IO02_WDOG1_WDOG_B  | MUX_PAD_CTRL(WDOG_PAD_CTRL),
 };
@@ -79,8 +73,6 @@ int board_early_init_f(void)
 
 	set_wdog_reset(wdog);
 
-	imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
-
 	return 0;
 }
 
@@ -128,8 +120,6 @@ void board_init_f(ulong dummy)
 
 	timer_init();
 
-	preloader_console_init();
-
 	/* Clear the BSS. */
 	memset(__bss_start, 0, __bss_end - __bss_start);
 
@@ -139,6 +129,8 @@ void board_init_f(ulong dummy)
 		hang();
 	}
 
+	preloader_console_init();
+
 	ret = uclass_get_device_by_name(UCLASS_CLK,
 					"clock-controller@30380000",
 					&dev);
diff --git a/board/beacon/imx8mn/spl.c b/board/beacon/imx8mn/spl.c
index bb51be01c5..4563446db1 100644
--- a/board/beacon/imx8mn/spl.c
+++ b/board/beacon/imx8mn/spl.c
@@ -68,7 +68,6 @@ int board_fit_config_name_match(const char *name)
 }
 #endif
 
-#define UART_PAD_CTRL	(PAD_CTL_DSE6 | PAD_CTL_FSEL1)
 #define WDOG_PAD_CTRL	(PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
 #define PWM1_PAD_CTRL (PAD_CTL_FSEL2 | PAD_CTL_DSE6)
 
@@ -76,11 +75,6 @@ static iomux_v3_cfg_t const pwm_pads[] = {
 	IMX8MN_PAD_GPIO1_IO01__PWM1_OUT | MUX_PAD_CTRL(PWM1_PAD_CTRL),
 };
 
-static iomux_v3_cfg_t const uart_pads[] = {
-	IMX8MN_PAD_UART2_RXD__UART2_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
-	IMX8MN_PAD_UART2_TXD__UART2_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
-};
-
 static iomux_v3_cfg_t const wdog_pads[] = {
 	IMX8MN_PAD_GPIO1_IO02__WDOG1_WDOG_B  | MUX_PAD_CTRL(WDOG_PAD_CTRL),
 };
@@ -95,7 +89,6 @@ 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(uart_pads, ARRAY_SIZE(uart_pads));
 	init_uart_clk(1);
 
 	return 0;
@@ -114,14 +107,14 @@ void board_init_f(ulong dummy)
 
 	timer_init();
 
-	preloader_console_init();
-
 	ret = spl_init();
 	if (ret) {
 		debug("spl_init() failed: %d\n", ret);
 		hang();
 	}
 
+	preloader_console_init();
+
 	enable_tzc380();
 
 	/* DDR initialization */
diff --git a/configs/imx8mm_beacon_defconfig b/configs/imx8mm_beacon_defconfig
index 417ece1ef8..e1acf7e881 100644
--- a/configs/imx8mm_beacon_defconfig
+++ b/configs/imx8mm_beacon_defconfig
@@ -125,7 +125,6 @@ CONFIG_SPL_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_CONS_INDEX=2
 CONFIG_DM_SERIAL=y
-# CONFIG_SPL_DM_SERIAL is not set
 CONFIG_MXC_UART=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
diff --git a/configs/imx8mn_beacon_2g_defconfig b/configs/imx8mn_beacon_2g_defconfig
index 5b9b3715b3..cadef45028 100644
--- a/configs/imx8mn_beacon_2g_defconfig
+++ b/configs/imx8mn_beacon_2g_defconfig
@@ -127,7 +127,6 @@ CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_DM_RESET=y
 CONFIG_DM_SERIAL=y
-# CONFIG_SPL_DM_SERIAL is not set
 CONFIG_MXC_UART=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
diff --git a/configs/imx8mn_beacon_defconfig b/configs/imx8mn_beacon_defconfig
index b296898d6d..357109e32e 100644
--- a/configs/imx8mn_beacon_defconfig
+++ b/configs/imx8mn_beacon_defconfig
@@ -131,7 +131,6 @@ CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_DM_RESET=y
 CONFIG_DM_SERIAL=y
-# CONFIG_SPL_DM_SERIAL is not set
 CONFIG_MXC_UART=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
diff --git a/include/configs/imx8mm_beacon.h b/include/configs/imx8mm_beacon.h
index 897eac66b1..899d2ec34f 100644
--- a/include/configs/imx8mm_beacon.h
+++ b/include/configs/imx8mm_beacon.h
@@ -80,6 +80,4 @@
 #define PHYS_SDRAM			0x40000000
 #define PHYS_SDRAM_SIZE		0x80000000 /* 2GB DDR */
 
-#define CONFIG_MXC_UART_BASE		UART_BASE_ADDR(2)
-
 #endif
diff --git a/include/configs/imx8mn_beacon.h b/include/configs/imx8mn_beacon.h
index 99cbc1d07c..cadad050d0 100644
--- a/include/configs/imx8mn_beacon.h
+++ b/include/configs/imx8mn_beacon.h
@@ -96,6 +96,4 @@
 #define PHYS_SDRAM_SIZE		0x40000000 /* 1GB DDR */
 #endif
 
-#define CONFIG_MXC_UART_BASE		UART_BASE_ADDR(2)
-
 #endif