Tegra30: Add arch-tegra30 include files

Common Tegra files are in arch-tegra, shared between T20 and T30.
Tegra30-specific headers are in arch-tegra30. Note that some of
these will be filled in as more T30 support is added (drivers,
WB/LP0 support, etc.). A couple of Tegra20 files were changed
to support common headers in arch-tegra, also.

Signed-off-by: Tom Warren <twarren@nvidia.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>

1 files changed, 10 insertions, 2 deletions

diff --git a/arch/arm/include/asm/arch-tegra/tegra.h b/arch/arm/include/asm/arch-tegra/tegra.h
index 6d2e62f559..953936c083 100644
--- a/arch/arm/include/asm/arch-tegra/tegra.h
+++ b/arch/arm/include/asm/arch-tegra/tegra.h
@@ -72,14 +72,22 @@ enum {
 	SKU_ID_T25		= 0x18,
 	SKU_ID_AP25E		= 0x1b,
 	SKU_ID_T25E		= 0x1c,
+	SKU_ID_T30		= 0x81, /* Cardhu value */
 };
 
-/* These are the SOC categories that affect clocking */
+/*
+ * These are used to distinguish SOC types for setting up clocks. Mostly
+ * we can tell the clocking required by looking at the SOC sku_id, but
+ * for T30 it is a user option as to whether to run PLLP in fast or slow
+ * mode, so we have two options there.
+ */
 enum {
 	TEGRA_SOC_T20,
 	TEGRA_SOC_T25,
+	TEGRA_SOC_T30,
+	TEGRA_SOC2_SLOW,	/* T2x needs to run at slow clock initially */
 
-	TEGRA_SOC_COUNT,
+	TEGRA_SOC_CNT,
 	TEGRA_SOC_UNKNOWN	= -1,
 };