diff options
| -rw-r--r-- | arch/arm/mach-tegra/common.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 34559d157827..54826b805b91 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -39,9 +39,10 @@ void tegra_assert_system_reset(char mode, const char *cmd) void __iomem *reset = IO_ADDRESS(TEGRA_CLK_RESET_BASE + 0x04); u32 reg; - reg = readl(reset); + /* use *_related to avoid spinlock since caches are off */ + reg = readl_relaxed(reset); reg |= 0x04; - writel(reg, reset); + writel_relaxed(reg, reset); } static __initdata struct tegra_clk_init_table common_clk_init_table[] = { |