imx: imx8mn-kontron-n801x: enable pinctrl_wdog in SPL
Mark pinctrl_wdog as u-boot,dm-spl to clean up board code,
The set_wdog_reset() function is not necessary as this is handled by
the imx_watchdog.c driver due to the 'fsl,ext-reset-output' property
being set.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de>
diff --git a/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi b/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi
index 22d18e6..6882513 100644
--- a/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi
+++ b/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi
@@ -126,3 +126,7 @@
&wdog1 {
u-boot,dm-spl;
};
+
+&pinctrl_wdog {
+ u-boot,dm-spl;
+};
diff --git a/board/kontron/sl-mx8mm/spl.c b/board/kontron/sl-mx8mm/spl.c
index a58a75d..63361f1 100644
--- a/board/kontron/sl-mx8mm/spl.c
+++ b/board/kontron/sl-mx8mm/spl.c
@@ -32,7 +32,6 @@
#define GPIO_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
#define I2C_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE)
-#define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
#define TOUCH_RESET_GPIO IMX_GPIO_NR(3, 23)
@@ -50,10 +49,6 @@
IMX8MM_PAD_SAI5_RXD2_GPIO3_IO23 | MUX_PAD_CTRL(GPIO_PAD_CTRL)
};
-static iomux_v3_cfg_t const wdog_pads[] = {
- IMX8MM_PAD_GPIO1_IO02_WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL),
-};
-
int spl_board_boot_device(enum boot_device boot_dev_spl)
{
switch (boot_dev_spl) {
@@ -216,17 +211,6 @@
printf("Failed to find clock node. Check device tree\n");
}
-int board_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);
-
- return 0;
-}
-
static int power_init_board(void)
{
struct udevice *dev;
@@ -261,8 +245,6 @@
init_uart_clk(2);
- board_early_init_f();
-
timer_init();
/* Clear the BSS. */