diff options
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 4 | ||||
| -rw-r--r-- | board/freescale/mx6sxsabresd/mx6sxsabresd.c | 15 |
2 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index d7c109e..01776a6 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -228,6 +228,10 @@ static void imx_set_wdog_powerdown(bool enable) { struct wdog_regs *wdog1 = (struct wdog_regs *)WDOG1_BASE_ADDR; struct wdog_regs *wdog2 = (struct wdog_regs *)WDOG2_BASE_ADDR; +#ifdef CONFIG_MX6SX + struct wdog_regs *wdog3 = (struct wdog_regs *)WDOG3_BASE_ADDR; + writew(enable, &wdog3->wmcr); +#endif /* Write to the PDE (Power Down Enable) bit */ writew(enable, &wdog1->wmcr); diff --git a/board/freescale/mx6sxsabresd/mx6sxsabresd.c b/board/freescale/mx6sxsabresd/mx6sxsabresd.c index 1973bc0..b6a18f5 100644 --- a/board/freescale/mx6sxsabresd/mx6sxsabresd.c +++ b/board/freescale/mx6sxsabresd/mx6sxsabresd.c @@ -72,6 +72,8 @@ DECLARE_GLOBAL_DATA_PTR; #define BUTTON_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_22K_UP | PAD_CTL_DSE_40ohm) +#define WDOG_PAD_CTRL (PAD_CTL_PUE | PAD_CTL_PKE | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm) #ifdef CONFIG_SYS_I2C_MXC #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) @@ -175,6 +177,10 @@ static iomux_v3_cfg_t const peri_3v3_pads[] = { MX6SX_PAD_QSPI1A_DATA0__GPIO4_IO_16 | MUX_PAD_CTRL(NO_PAD_CTRL), }; +static iomux_v3_cfg_t const wdog_b_pad = { + MX6SX_PAD_GPIO1_IO13__GPIO1_IO_13 | MUX_PAD_CTRL(WDOG_PAD_CTRL), +}; + #ifdef CONFIG_FEC_MXC static iomux_v3_cfg_t const fec1_pads[] = { MX6SX_PAD_ENET1_MDC__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), @@ -865,6 +871,15 @@ int board_init(void) /* Address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + /* + * Because kernel set WDOG_B mux before pad with the commone pinctrl + * framwork now and wdog reset will be triggered once set WDOG_B mux + * with default pad setting, we set pad setting here to workaround this. + * Since imx_iomux_v3_setup_pad also set mux before pad setting, we set + * as GPIO mux firstly here to workaround it. + */ + imx_iomux_v3_setup_pad(wdog_b_pad); + /* Enable PERI_3V3, which is used by SD2, ENET, LVDS, BT */ imx_iomux_v3_setup_multiple_pads(peri_3v3_pads, ARRAY_SIZE(peri_3v3_pads)); |