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arm/tegra: use PMC reset 

Use PMC reset rather then CAR system reset as recommended by the hardware
team.

Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Colin Cross <ccross@android.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Peter De Schrijver 2011-12-14 17:03:19 +02:00 committed by Olof Johansson
parent a2385dc502
commit 9bfc3f0d48
1 changed files with 2 additions and 3 deletions
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5
arch/arm/mach-tegra/common.c
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@ -48,12 +48,11 @@ void __init tegra_dt_init_irq(void)
void tegra_assert_system_reset(char mode, const char *cmd)
{
void __iomem *reset = IO_ADDRESS(TEGRA_CLK_RESET_BASE + 0x04);
void __iomem *reset = IO_ADDRESS(TEGRA_PMC_BASE + 0);
u32 reg;
/* use *_related to avoid spinlock since caches are off */
reg = readl_relaxed(reset);
reg |= 0x04;
reg |= 0x10;
writel_relaxed(reg, reset);
}