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Diffstat (limited to 'arch/arm/mach-rockchip/rk3528/rk3528.c')
-rw-r--r--arch/arm/mach-rockchip/rk3528/rk3528.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/rk3528/rk3528.c b/arch/arm/mach-rockchip/rk3528/rk3528.c
index 4892ff6ba9d..f9bfc445b85 100644
--- a/arch/arm/mach-rockchip/rk3528/rk3528.c
+++ b/arch/arm/mach-rockchip/rk3528/rk3528.c
@@ -9,6 +9,9 @@
#include <asm/arch-rockchip/bootrom.h>
#include <asm/arch-rockchip/hardware.h>
+#define VPU_GRF_BASE 0xff340000
+#define USB3OTG_CON1 0x44
+
#define FIREWALL_DDR_BASE 0xff2e0000
#define FW_DDR_MST6_REG 0x58
#define FW_DDR_MST7_REG 0x5c
@@ -69,6 +72,9 @@ int arch_cpu_init(void)
val = readl(FIREWALL_DDR_BASE + FW_DDR_MST16_REG);
writel(val & 0xffff0000, FIREWALL_DDR_BASE + FW_DDR_MST16_REG);
+ /* Disable USB3OTG U3 port, later enabled in COMBPHY driver */
+ writel(0xffff0181, VPU_GRF_BASE + USB3OTG_CON1);
+
return 0;
}