From 648539c906bb3b039b503b9b6325076eff4d9e5d Mon Sep 17 00:00:00 2001 From: Adrian Alonso Date: Wed, 2 Sep 2015 13:54:21 -0500 Subject: arm: imx-common: init: rework wdog settings for imx6/imx7 Rework imx_set_wdog_powerdown to be reused by imx6 and imx7 Signed-off-by: Adrian Alonso --- arch/arm/imx-common/init.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'arch/arm/imx-common') diff --git a/arch/arm/imx-common/init.c b/arch/arm/imx-common/init.c index f1d43142a2..56d5010449 100644 --- a/arch/arm/imx-common/init.c +++ b/arch/arm/imx-common/init.c @@ -66,6 +66,27 @@ void init_aips(void) } } +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; + struct wdog_regs *wdog3 = (struct wdog_regs *)WDOG3_BASE_ADDR; +#ifdef CONFIG_MX7D + struct wdog_regs *wdog4 = (struct wdog_regs *)WDOG4_BASE_ADDR; +#endif + + /* Write to the PDE (Power Down Enable) bit */ + writew(enable, &wdog1->wmcr); + writew(enable, &wdog2->wmcr); + + if (is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL) || + is_soc_type(MXC_SOC_MX7)) + writew(enable, &wdog3->wmcr); +#ifdef CONFIG_MX7D + writew(enable, &wdog4->wmcr); +#endif +} + #define SRC_SCR_WARM_RESET_ENABLE 0 void init_src(void) -- cgit v1.2.1