From: Fabien Parent <fparent@baylibre.com>
Date: Mon, 6 May 2019 14:17:56 +0000 (+0200)
Subject: ARM: mediatek: mt8516: use PSCI to reset the SoC
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=47f30aaa36ee3f8f499f5f57a73f66476eb993ec;p=u-boot.git

ARM: mediatek: mt8516: use PSCI to reset the SoC

Instead of using the watchdog, let's use PSCI to perform the reset
of the SoC.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
---

diff --git a/arch/arm/mach-mediatek/mt8516/init.c b/arch/arm/mach-mediatek/mt8516/init.c
index 26a215a8b1..186f6c048a 100644
--- a/arch/arm/mach-mediatek/mt8516/init.c
+++ b/arch/arm/mach-mediatek/mt8516/init.c
@@ -14,14 +14,10 @@
 #include <asm/armv8/mmu.h>
 #include <asm/sections.h>
 #include <dm/uclass.h>
-#include <linux/io.h>
 #include <dt-bindings/clock/mt8516-clk.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#define WDOG_SWRST		0x10007014
-#define WDOG_SWRST_KEY		0x1209
-
 int dram_init(void)
 {
 	int ret;
@@ -87,10 +83,7 @@ int mtk_soc_early_init(void)
 
 void reset_cpu(ulong addr)
 {
-	while (1) {
-		writel(WDOG_SWRST_KEY, WDOG_SWRST);
-		mdelay(5);
-	}
+	psci_system_reset();
 }
 
 int print_cpuinfo(void)