Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2025-02-18 06:58:54 +00:00
Code Issues Projects Releases Packages Wiki Activity

arm: imx-common: init: rework wdog settings for imx6/imx7

Browse source 
Rework imx_set_wdog_powerdown to be reused by imx6 and imx7

Signed-off-by: Adrian Alonso <aalonso@freescale.com>
This commit is contained in:
Adrian Alonso 2015-09-02 13:54:21 -05:00 • committed by Stefano Babic
parent 75a565f297
commit 648539c906
3 changed files with 22 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
arch/arm/cpu/armv7/mx6/soc.c
View file

@ -250,20 +250,6 @@ static int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
return 0;
}
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;
struct wdog_regs *wdog3 = (struct wdog_regs *)WDOG3_BASE_ADDR;
if (is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL))
writew(enable, &wdog3->wmcr);
/* Write to the PDE (Power Down Enable) bit */
writew(enable, &wdog1->wmcr);
writew(enable, &wdog2->wmcr);
}
static void set_ahb_rate(u32 val)
{
struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;

21
arch/arm/imx-common/init.c
View file

@ -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)

1
arch/arm/include/asm/imx-common/sys_proto.h
View file

@ -37,6 +37,7 @@ void set_chipselect_size(int const);
void init_aips(void);
void init_src(void);
void imx_set_wdog_powerdown(bool enable);
/*
* Initializes on-chip ethernet controllers.