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Diffstat (limited to 'arch/arm/mach-tegra/common.c')
-rw-r--r--arch/arm/mach-tegra/common.c27
1 files changed, 20 insertions, 7 deletions
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 7c91e2b9d643..d5e3f89b05af 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -25,12 +25,25 @@
#include <asm/hardware/cache-l2x0.h>
#include <mach/iomap.h>
-#include <mach/dma.h>
+#include <mach/system.h>
#include "board.h"
#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)
+{
+ void __iomem *reset = IO_ADDRESS(TEGRA_CLK_RESET_BASE + 0x04);
+ u32 reg;
+
+ /* use *_related to avoid spinlock since caches are off */
+ reg = readl_relaxed(reset);
+ reg |= 0x04;
+ writel_relaxed(reg, reset);
+}
+
static __initdata struct tegra_clk_init_table common_clk_init_table[] = {
/* name parent rate enabled */
{ "clk_m", NULL, 0, true },
@@ -42,6 +55,9 @@ static __initdata struct tegra_clk_init_table common_clk_init_table[] = {
{ "sclk", "pll_p_out4", 108000000, true },
{ "hclk", "sclk", 108000000, true },
{ "pclk", "hclk", 54000000, true },
+ { "csite", NULL, 0, true },
+ { "emc", NULL, 0, true },
+ { "cpu", NULL, 0, true },
{ NULL, NULL, 0, 0},
};
@@ -50,21 +66,18 @@ void __init tegra_init_cache(void)
#ifdef CONFIG_CACHE_L2X0
void __iomem *p = IO_ADDRESS(TEGRA_ARM_PERIF_BASE) + 0x3000;
- writel(0x331, p + L2X0_TAG_LATENCY_CTRL);
- writel(0x441, p + L2X0_DATA_LATENCY_CTRL);
+ writel_relaxed(0x331, p + L2X0_TAG_LATENCY_CTRL);
+ writel_relaxed(0x441, p + L2X0_DATA_LATENCY_CTRL);
l2x0_init(p, 0x6C080001, 0x8200c3fe);
#endif
}
-void __init tegra_common_init(void)
+void __init tegra_init_early(void)
{
tegra_init_fuse();
tegra_init_clock();
tegra_clk_init_from_table(common_clk_init_table);
tegra_init_cache();
-#ifdef CONFIG_TEGRA_SYSTEM_DMA
- tegra_dma_init();
-#endif
}