ARM: tegra: initialize basic system clocks

Initialize basic system clocks and provide a auxdata table to allow some
peripheral drivers to find their clocks.

Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

1 files changed, 23 insertions, 1 deletions

diff --git a/arch/arm/mach-tegra/board-dt-tegra30.c b/arch/arm/mach-tegra/board-dt-tegra30.c
index 3c197e2440b7..b4124b12a779 100644
--- a/arch/arm/mach-tegra/board-dt-tegra30.c
+++ b/arch/arm/mach-tegra/board-dt-tegra30.c
@@ -34,16 +34,38 @@
 #include <asm/hardware/gic.h>
 
 #include "board.h"
+#include "clock.h"
 
 static struct of_device_id tegra_dt_match_table[] __initdata = {
         { .compatible = "simple-bus", },
         {}
 };
 
+struct of_dev_auxdata tegra30_auxdata_lookup[] __initdata = {
+        OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000000, "sdhci-tegra.0", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000200, "sdhci-tegra.1", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000400, "sdhci-tegra.2", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000600, "sdhci-tegra.3", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C000, "tegra-i2c.0", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C400, "tegra-i2c.1", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C500, "tegra-i2c.2", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C700, "tegra-i2c.3", NULL),
+        OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000D000, "tegra-i2c.4", NULL),
+        {}
+};
+
+static __initdata struct tegra_clk_init_table tegra_dt_clk_init_table[] = {
+        /* name         parent          rate            enabled */
+        { "uartd",      "pll_p",        408000000,      true },
+        { NULL,         NULL,           0,              0},
+};
+
 static void __init tegra30_dt_init(void)
 {
+        tegra_clk_init_from_table(tegra_dt_clk_init_table);
+
         of_platform_populate(NULL, tegra_dt_match_table,
-                                NULL, NULL);
+                                tegra30_auxdata_lookup, NULL);
 }
 
 static const char *tegra30_dt_board_compat[] = {