ARM: tegra: use machine specific hook for late init

Cc: Colin Cross <ccross@android.com>
Cc: Olof Johansson <olof@lixom.net>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>

10 files changed, 30 insertions, 5 deletions

diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c
index 0952494f481a..0f0da6c02459 100644
--- a/arch/arm/mach-tegra/board-dt-tegra20.c
+++ b/arch/arm/mach-tegra/board-dt-tegra20.c
@@ -142,6 +142,7 @@ DT_MACHINE_START(TEGRA_DT, "nVidia Tegra20 (Flattened Device Tree)")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra_dt_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
         .dt_compat      = tegra20_dt_board_compat,
 MACHINE_END
diff --git a/arch/arm/mach-tegra/board-dt-tegra30.c b/arch/arm/mach-tegra/board-dt-tegra30.c
index 5f7c03e972f3..09d21b27bf2f 100644
--- a/arch/arm/mach-tegra/board-dt-tegra30.c
+++ b/arch/arm/mach-tegra/board-dt-tegra30.c
@@ -80,6 +80,7 @@ DT_MACHINE_START(TEGRA30_DT, "NVIDIA Tegra30 (Flattened Device Tree)")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra30_dt_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
         .dt_compat      = tegra30_dt_board_compat,
 MACHINE_END
diff --git a/arch/arm/mach-tegra/board-harmony.c b/arch/arm/mach-tegra/board-harmony.c
index c00aadb01e09..987115aa4d96 100644
--- a/arch/arm/mach-tegra/board-harmony.c
+++ b/arch/arm/mach-tegra/board-harmony.c
@@ -191,5 +191,6 @@ MACHINE_START(HARMONY, "harmony")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra_harmony_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
 MACHINE_END
diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c
index 330afdfa2475..2e8a4c61afb2 100644
--- a/arch/arm/mach-tegra/board-paz00.c
+++ b/arch/arm/mach-tegra/board-paz00.c
@@ -221,5 +221,6 @@ MACHINE_START(PAZ00, "Toshiba AC100 / Dynabook AZ")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra_paz00_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
 MACHINE_END
diff --git a/arch/arm/mach-tegra/board-seaboard.c b/arch/arm/mach-tegra/board-seaboard.c
index d669847f0485..273eaaaf271a 100644
--- a/arch/arm/mach-tegra/board-seaboard.c
+++ b/arch/arm/mach-tegra/board-seaboard.c
@@ -289,6 +289,7 @@ MACHINE_START(SEABOARD, "seaboard")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra_seaboard_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
 MACHINE_END
 
@@ -300,6 +301,7 @@ MACHINE_START(KAEN, "kaen")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra_kaen_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
 MACHINE_END
 
@@ -311,5 +313,6 @@ MACHINE_START(WARIO, "wario")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra_wario_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
 MACHINE_END
diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c
index cd52820a3e37..0a2a0e5bd39e 100644
--- a/arch/arm/mach-tegra/board-trimslice.c
+++ b/arch/arm/mach-tegra/board-trimslice.c
@@ -180,5 +180,6 @@ MACHINE_START(TRIMSLICE, "trimslice")
         .handle_irq     = gic_handle_irq,
         .timer          = &tegra_timer,
         .init_machine   = tegra_trimslice_init,
+        .init_late      = tegra_init_late,
         .restart        = tegra_assert_system_reset,
 MACHINE_END
diff --git a/arch/arm/mach-tegra/board.h b/arch/arm/mach-tegra/board.h
index 75d1543d77c0..65014968fc6c 100644
--- a/arch/arm/mach-tegra/board.h
+++ b/arch/arm/mach-tegra/board.h
@@ -32,5 +32,19 @@ void __init tegra_init_irq(void);
 void __init tegra_dt_init_irq(void);
 int __init tegra_pcie_init(bool init_port0, bool init_port1);
 
+void tegra_init_late(void);
+
+#ifdef CONFIG_DEBUG_FS
+int tegra_clk_debugfs_init(void);
+#else
+static inline int tegra_clk_debugfs_init(void) { return 0; }
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_2x_SOC) && defined(CONFIG_DEBUG_FS)
+int __init tegra_powergate_debugfs_init(void);
+#else
+static inline int tegra_powergate_debugfs_init(void) { return 0; }
+#endif
+
 extern struct sys_timer tegra_timer;
 #endif
diff --git a/arch/arm/mach-tegra/clock.c b/arch/arm/mach-tegra/clock.c
index 8dad8d18cb49..58f981c0819c 100644
--- a/arch/arm/mach-tegra/clock.c
+++ b/arch/arm/mach-tegra/clock.c
@@ -642,7 +642,7 @@ static int clk_debugfs_register(struct clk *c)
         return 0;
 }
 
-static int __init clk_debugfs_init(void)
+int __init tegra_clk_debugfs_init(void)
 {
         struct clk *c;
         struct dentry *d;
@@ -669,5 +669,4 @@ err_out:
         return err;
 }
 
-late_initcall(clk_debugfs_init);
 #endif
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 22df10fb9972..c90ec9333f96 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -132,3 +132,9 @@ void __init tegra30_init_early(void)
         tegra_powergate_init();
 }
 #endif
+
+void __init tegra_init_late(void)
+{
+        tegra_clk_debugfs_init();
+        tegra_powergate_debugfs_init();
+}
diff --git a/arch/arm/mach-tegra/powergate.c b/arch/arm/mach-tegra/powergate.c
index c238699ae86f..f5b12fb4ff12 100644
--- a/arch/arm/mach-tegra/powergate.c
+++ b/arch/arm/mach-tegra/powergate.c
@@ -234,7 +234,7 @@ static const struct file_operations powergate_fops = {
         .release        = single_release,
 };
 
-static int __init powergate_debugfs_init(void)
+int __init tegra_powergate_debugfs_init(void)
 {
         struct dentry *d;
         int err = -ENOMEM;
@@ -247,6 +247,4 @@ static int __init powergate_debugfs_init(void)
         return err;
 }
 
-late_initcall(powergate_debugfs_init);
-
 #endif