1 files changed, 36 insertions, 7 deletions

diff --git a/arch/arm/mach-tegra/powergate.c b/arch/arm/mach-tegra/powergate.c
index 15d506501ccc..de0662de28a0 100644
--- a/arch/arm/mach-tegra/powergate.c
+++ b/arch/arm/mach-tegra/powergate.c
@@ -199,7 +199,9 @@ int __init tegra_powergate_init(void)
 
 #ifdef CONFIG_DEBUG_FS
 
-static const char * const powergate_name[] = {
+static const char * const *powergate_name;
+
+static const char * const powergate_name_t20[] = {
         [TEGRA_POWERGATE_CPU]   = "cpu",
         [TEGRA_POWERGATE_3D]    = "3d",
         [TEGRA_POWERGATE_VENC]  = "venc",
@@ -209,6 +211,23 @@ static const char * const powergate_name[] = {
         [TEGRA_POWERGATE_MPE]   = "mpe",
 };
 
+static const char * const powergate_name_t30[] = {
+        [TEGRA_POWERGATE_CPU]   = "cpu0",
+        [TEGRA_POWERGATE_3D]    = "3d0",
+        [TEGRA_POWERGATE_VENC]  = "venc",
+        [TEGRA_POWERGATE_VDEC]  = "vdec",
+        [TEGRA_POWERGATE_PCIE]  = "pcie",
+        [TEGRA_POWERGATE_L2]    = "l2",
+        [TEGRA_POWERGATE_MPE]   = "mpe",
+        [TEGRA_POWERGATE_HEG]   = "heg",
+        [TEGRA_POWERGATE_SATA]  = "sata",
+        [TEGRA_POWERGATE_CPU1]  = "cpu1",
+        [TEGRA_POWERGATE_CPU2]  = "cpu2",
+        [TEGRA_POWERGATE_CPU3]  = "cpu3",
+        [TEGRA_POWERGATE_CELP]  = "celp",
+        [TEGRA_POWERGATE_3D1]   = "3d1",
+};
+
 static int powergate_show(struct seq_file *s, void *data)
 {
         int i;
@@ -237,14 +256,24 @@ static const struct file_operations powergate_fops = {
 int __init tegra_powergate_debugfs_init(void)
 {
         struct dentry *d;
-        int err = -ENOMEM;
 
-        d = debugfs_create_file("powergate", S_IRUGO, NULL, NULL,
-                &powergate_fops);
-        if (!d)
-                return -ENOMEM;
+        switch (tegra_chip_id) {
+        case TEGRA20:
+                powergate_name = powergate_name_t20;
+                break;
+        case TEGRA30:
+                powergate_name = powergate_name_t30;
+                break;
+        }
+
+        if (powergate_name) {
+                d = debugfs_create_file("powergate", S_IRUGO, NULL, NULL,
+                        &powergate_fops);
+                if (!d)
+                        return -ENOMEM;
+        }
 
-        return err;
+        return 0;
 }
 
 #endif