[PATCH 06/17] imx: imx8mm-data-modul-edm-sbc: enable pinctrl_wdog in SPL

["Peng Fan (OSS)" <peng.fan@oss.nxp.com>]

From: Peng Fan <peng.fan@nxp.com>

Add pinctrl_wdog.
Mark pinctrl_wdog as u-boot,dm-spl to clean up board code,
set_wdog_reset function could be handled by imx_watchdog.c driver.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 .../dts/imx8mm-data-modul-edm-sbc-u-boot.dtsi   |  4 ++++
 arch/arm/dts/imx8mm-data-modul-edm-sbc.dts      |  9 +++++++++
 board/data_modul/imx8mm_edm_sbc/spl.c           | 17 -----------------
 3 files changed, 13 insertions(+), 17 deletions(-)

diff --git a/arch/arm/dts/imx8mm-data-modul-edm-sbc-u-boot.dtsi b/arch/arm/dts/imx8mm-data-modul-edm-sbc-u-boot.dtsi
index 184c30ab4a7..32413e98118 100644
--- a/arch/arm/dts/imx8mm-data-modul-edm-sbc-u-boot.dtsi
+++ b/arch/arm/dts/imx8mm-data-modul-edm-sbc-u-boot.dtsi
@@ -114,3 +114,7 @@
 &wdog1 {
 	u-boot,dm-spl;
 };
+
+&pinctrl_wdog {
+	u-boot,dm-spl;
+};
diff --git a/arch/arm/dts/imx8mm-data-modul-edm-sbc.dts b/arch/arm/dts/imx8mm-data-modul-edm-sbc.dts
index 154116d01c9..b444482be21 100644
--- a/arch/arm/dts/imx8mm-data-modul-edm-sbc.dts
+++ b/arch/arm/dts/imx8mm-data-modul-edm-sbc.dts
@@ -512,6 +512,12 @@
 		>;
 	};
 
+	pinctrl_wdog: wdoggrp {
+		fsl,pins = <
+			MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0x166
+		>;
+	};
+
 	pinctrl_hog_feature: hog-feature-grp {
 		fsl,pins = <
 			/* GPIO4_IO27 */
@@ -992,5 +998,8 @@
 };
 
 &wdog1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_wdog>;
+	fsl,ext-reset-output;
 	status = "okay";
 };
diff --git a/board/data_modul/imx8mm_edm_sbc/spl.c b/board/data_modul/imx8mm_edm_sbc/spl.c
index f5063eb8c19..5a40bf3d682 100644
--- a/board/data_modul/imx8mm_edm_sbc/spl.c
+++ b/board/data_modul/imx8mm_edm_sbc/spl.c
@@ -28,21 +28,6 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#define WDOG_PAD_CTRL	(PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
-
-static const iomux_v3_cfg_t wdog_pads[] = {
-	IMX8MM_PAD_GPIO1_IO02_WDOG1_WDOG_B  | MUX_PAD_CTRL(WDOG_PAD_CTRL),
-};
-
-static void data_modul_imx8mm_edm_sbc_early_init_f(void)
-{
-	struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
-
-	imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
-
-	set_wdog_reset(wdog);
-}
-
 static int data_modul_imx8mm_edm_sbc_board_power_init(void)
 {
 	struct udevice *dev;
@@ -139,8 +124,6 @@ void board_init_f(ulong dummy)
 
 	init_uart_clk(2);
 
-	data_modul_imx8mm_edm_sbc_early_init_f();
-
 	/* Clear the BSS. */
 	memset(__bss_start, 0, __bss_end - __bss_start);
 
-- 
2.36.0