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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, 25 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 2db20da1d585..22df10fb9972 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -27,10 +27,29 @@
#include <asm/hardware/gic.h>
#include <mach/iomap.h>
+#include <mach/powergate.h>
#include "board.h"
#include "clock.h"
#include "fuse.h"
+#include "pmc.h"
+
+/*
+ * Storage for debug-macro.S's state.
+ *
+ * This must be in .data not .bss so that it gets initialized each time the
+ * kernel is loaded. The data is declared here rather than debug-macro.S so
+ * that multiple inclusions of debug-macro.S point at the same data.
+ */
+#define TEGRA_DEBUG_UART_OFFSET (TEGRA_DEBUG_UART_BASE & 0xFFFF)
+u32 tegra_uart_config[3] = {
+ /* Debug UART initialization required */
+ 1,
+ /* Debug UART physical address */
+ (u32)(IO_APB_PHYS + TEGRA_DEBUG_UART_OFFSET),
+ /* Debug UART virtual address */
+ (u32)(IO_APB_VIRT + TEGRA_DEBUG_UART_OFFSET),
+};
#ifdef CONFIG_OF
static const struct of_device_id tegra_dt_irq_match[] __initconst = {
@@ -95,17 +114,21 @@ static void __init tegra_init_cache(u32 tag_latency, u32 data_latency)
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
void __init tegra20_init_early(void)
{
- disable_hlt(); /* idle WFI usage needs to be confirmed */
-
tegra_init_fuse();
tegra2_init_clocks();
tegra_clk_init_from_table(tegra20_clk_init_table);
tegra_init_cache(0x331, 0x441);
+ tegra_pmc_init();
+ tegra_powergate_init();
}
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
void __init tegra30_init_early(void)
{
+ tegra_init_fuse();
+ tegra30_init_clocks();
tegra_init_cache(0x441, 0x551);
+ tegra_pmc_init();
+ tegra_powergate_init();
}
#endif