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sunxi: Fix watchdog reset function for R40

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The watchdog found on the R40 SoC is the older variant found on the A20.
Add the proper "#if defines" to make it work.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Chen-Yu Tsai 2016-11-30 16:27:14 +08:00 committed by Maxime Ripard
parent 409677ec17
commit 6c7ae2bfc9
3 changed files with 8 additions and 7 deletions
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5
arch/arm/include/asm/arch-sunxi/timer.h
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@ -67,7 +67,7 @@ struct sunxi_timer_reg {
struct sunxi_timer timer[6]; /* We have 6 timers */
u8 res2[16];
struct sunxi_avs avs;
#ifdef CONFIG_SUNXI_GEN_SUN4I
#if defined(CONFIG_SUNXI_GEN_SUN4I) || defined(CONFIG_MACH_SUN8I_R40)
struct sunxi_wdog wdog; /* 0x90 */
/* XXX the following is not accurate for sun5i/sun7i */
struct sunxi_64cnt cnt64; /* 0xa0 */
@ -77,8 +77,7 @@ struct sunxi_timer_reg {
struct sunxi_tgp tgp[4];
u8 res5[8];
u32 cpu_cfg;
#endif
#ifdef CONFIG_SUNXI_GEN_SUN6I
#elif defined(CONFIG_SUNXI_GEN_SUN6I)
u8 res3[16];
struct sunxi_wdog wdog[5]; /* We have 5 watchdogs */
#endif

5
arch/arm/include/asm/arch-sunxi/watchdog.h
View file

@ -13,7 +13,10 @@
#define WDT_CTRL_RESTART (0x1 << 0)
#define WDT_CTRL_KEY (0x0a57 << 1)
#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN5I) || defined(CONFIG_MACH_SUN7I)
#if defined(CONFIG_MACH_SUN4I) || \
defined(CONFIG_MACH_SUN5I) || \
defined(CONFIG_MACH_SUN7I) || \
defined(CONFIG_MACH_SUN8I_R40)
#define WDT_MODE_EN (0x1 << 0)
#define WDT_MODE_RESET_EN (0x1 << 1)

5
arch/arm/mach-sunxi/board.c
View file

@ -270,7 +270,7 @@ void board_init_f(ulong dummy)
void reset_cpu(ulong addr)
{
#ifdef CONFIG_SUNXI_GEN_SUN4I
#if defined(CONFIG_SUNXI_GEN_SUN4I) || defined(CONFIG_MACH_SUN8I_R40)
static const struct sunxi_wdog *wdog =
&((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog;
@ -282,8 +282,7 @@ void reset_cpu(ulong addr)
/* sun5i sometimes gets stuck without this */
writel(WDT_MODE_RESET_EN | WDT_MODE_EN, &wdog->mode);
}
#endif
#ifdef CONFIG_SUNXI_GEN_SUN6I
#elif defined(CONFIG_SUNXI_GEN_SUN6I)
static const struct sunxi_wdog *wdog =
((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog;