diff mbox series

[U-Boot,v2,3/3] arm: sunxi: h6: fix reset using r_wdog

Message ID 20190412141527.6049-4-peron.clem@gmail.com
State Changes Requested
Delegated to: Jagannadha Sutradharudu Teki
Headers show
Series Add Beelink GS1 Board | expand

Commit Message

Clément Péron April 12, 2019, 2:15 p.m. UTC 
WDOG is broken for some H6 rev. The board is not
reseted correctly.

Use the R_WDOG instead.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
---
 arch/arm/include/asm/arch-sunxi/cpu_sun50i_h6.h | 1 +
 arch/arm/mach-sunxi/board.c                     | 9 +++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm/include/asm/arch-sunxi/cpu_sun50i_h6.h b/arch/arm/include/asm/arch-sunxi/cpu_sun50i_h6.h
index 41a9b0fc47..6392cb07b4 100644
--- a/arch/arm/include/asm/arch-sunxi/cpu_sun50i_h6.h
+++ b/arch/arm/include/asm/arch-sunxi/cpu_sun50i_h6.h
@@ -60,6 +60,7 @@ 
 #define SUNXI_RTC_BASE			0x07000000
 #define SUNXI_R_CPUCFG_BASE		0x07000400
 #define SUNXI_PRCM_BASE			0x07010000
+#define SUNXI_R_WDOG_BASE		0x07020400
 #define SUNXI_R_PIO_BASE		0x07022000
 #define SUNXI_R_UART_BASE		0x07080000
 #define SUNXI_R_TWI_BASE		0x07081400
diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c
index b74eaf2a0e..1075b5ca54 100644
--- a/arch/arm/mach-sunxi/board.c
+++ b/arch/arm/mach-sunxi/board.c
@@ -287,9 +287,14 @@  void reset_cpu(ulong addr)
 		writel(WDT_MODE_RESET_EN | WDT_MODE_EN, &wdog->mode);
 	}
 #elif defined(CONFIG_SUNXI_GEN_SUN6I) || defined(CONFIG_MACH_SUN50I_H6)
+#if defined(CONFIG_MACH_SUN50I_H6)
+	/* WDOG is broken for some H6 rev. use the R_WDOG instead */
 	static const struct sunxi_wdog *wdog =
-		 ((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog;
-
+		(struct sunxi_wdog *)SUNXI_R_WDOG_BASE;
+#else
+	static const struct sunxi_wdog *wdog =
+		((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog;
+#endif
 	/* Set the watchdog for its shortest interval (.5s) and wait */
 	writel(WDT_CFG_RESET, &wdog->cfg);
 	writel(WDT_MODE_EN, &wdog->mode);