On Thu, Nov 17, 2011 at 06:19:18PM +0200, Peter De Schrijver wrote:
> This patch splits the early init code in a common and a tegra20 specific part.
> L2 cache initialization is generalized and discovers the cache associativity
> at runtime. Also use arm_pm_restart instead of arm_arch_reset and reset the
> the system using the PMC reset feature rather then the CAR system reset.
I'm already carrying this, and the follow-on patch to remove the
arch_reset() from tegra entirely.
8<===
ARM: restart: tegra: use new restart hook
Hook these platforms restart code into the arm_pm_restart hook rather
than using arch_reset().
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
---
arch/arm/mach-tegra/common.c | 5 ++---
arch/arm/mach-tegra/include/mach/system.h | 6 +++---
2 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 690b888..1374d10 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -31,9 +31,7 @@
#include "clock.h"
#include "fuse.h"
-void (*arch_reset)(char mode, const char *cmd) = tegra_assert_system_reset;
-
-void tegra_assert_system_reset(char mode, const char *cmd)
+static void tegra_assert_system_reset(char mode, const char *cmd)
{
void __iomem *reset = IO_ADDRESS(TEGRA_CLK_RESET_BASE + 0x04);
u32 reg;
@@ -76,6 +74,7 @@ static void __init tegra_init_cache(void)
void __init tegra_init_early(void)
{
+ arm_pm_restart = tegra_assert_system_reset;
tegra_init_fuse();
tegra_init_clock();
tegra_clk_init_from_table(common_clk_init_table);
diff --git a/arch/arm/mach-tegra/include/mach/system.h b/arch/arm/mach-tegra/include/mach/system.h
index 027c421..b87b8a4 100644
--- a/arch/arm/mach-tegra/include/mach/system.h
+++ b/arch/arm/mach-tegra/include/mach/system.h
@@ -21,9 +21,9 @@
#ifndef __MACH_TEGRA_SYSTEM_H
#define __MACH_TEGRA_SYSTEM_H
-#include <mach/iomap.h>
-
-extern void (*arch_reset)(char mode, const char *cmd);
+static inline void arch_reset(char mode, const char *cmd)
+{
+}
static inline void arch_idle(void)
{
--
1.7.4.4
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