imx: toradex/verdin-imx8mm/p: cleanup board watchdog code

pinctrl_wdog already marked u-boot,dm-spl, so 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>

diff --git a/board/toradex/verdin-imx8mm/spl.c b/board/toradex/verdin-imx8mm/spl.c
index 1f3f38351efe04b22b8c9a709ce6e830aa15f9cc..1f643129d980760983e847fae71c36327e10e96a 100644 (file)
--- a/board/toradex/verdin-imx8mm/spl.c
+++ b/board/toradex/verdin-imx8mm/spl.c
@@ -75,7 +75,6 @@ int board_fit_config_name_match(const char *name)
 #endif
 
 #define UART_PAD_CTRL  (PAD_CTL_PUE | PAD_CTL_PE | PAD_CTL_DSE4)
-#define WDOG_PAD_CTRL  (PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
 
 /* Verdin UART_3, Console/Debug UART */
 static iomux_v3_cfg_t const uart_pads[] = {
@@ -83,20 +82,10 @@ static iomux_v3_cfg_t const uart_pads[] = {
        IMX8MM_PAD_SAI2_RXC_UART1_RX | 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),
-};
-
 __weak void board_early_init(void)
 {
-       struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
-
        init_uart_clk(0);
 
-       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));
 }