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Message-ID: <1360308574-19658-2-git-send-email-hdoyu@nvidia.com>
Date: Fri, 8 Feb 2013 09:29:31 +0200
From: Hiroshi Doyu <hdoyu@...dia.com>
To: <linux-tegra@...r.kernel.org>
CC: <arnd@...db.de>, Hiroshi Doyu <hdoyu@...dia.com>,
Stephen Warren <swarren@...dotorg.org>,
Russell King <linux@....linux.org.uk>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH 1/4] ARM: tegra: Unify tegra{20,30,114}_init_early()
Refactored tegra{20,30,114}_init_early() so that we have the unified
tegra_init_early().
Signed-off-by: Hiroshi Doyu <hdoyu@...dia.com>
---
arch/arm/mach-tegra/board-dt-tegra114.c | 2 +-
arch/arm/mach-tegra/board-dt-tegra20.c | 2 +-
arch/arm/mach-tegra/board-dt-tegra30.c | 4 ++--
arch/arm/mach-tegra/board.h | 4 +---
arch/arm/mach-tegra/common.c | 26 ++------------------------
arch/arm/mach-tegra/hotplug.c | 31 +++++++++++++++++--------------
arch/arm/mach-tegra/sleep.h | 10 +++++-----
7 files changed, 29 insertions(+), 50 deletions(-)
diff --git a/arch/arm/mach-tegra/board-dt-tegra114.c b/arch/arm/mach-tegra/board-dt-tegra114.c
index 085d636..08e8294 100644
--- a/arch/arm/mach-tegra/board-dt-tegra114.c
+++ b/arch/arm/mach-tegra/board-dt-tegra114.c
@@ -36,7 +36,7 @@ static const char * const tegra114_dt_board_compat[] = {
DT_MACHINE_START(TEGRA114_DT, "NVIDIA Tegra114 (Flattened Device Tree)")
.smp = smp_ops(tegra_smp_ops),
.map_io = tegra_map_common_io,
- .init_early = tegra114_init_early,
+ .init_early = tegra_init_early,
.init_irq = tegra_dt_init_irq,
.init_time = clocksource_of_init,
.init_machine = tegra114_dt_init,
diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c
index a0edf25..fca18e9 100644
--- a/arch/arm/mach-tegra/board-dt-tegra20.c
+++ b/arch/arm/mach-tegra/board-dt-tegra20.c
@@ -145,7 +145,7 @@ static const char *tegra20_dt_board_compat[] = {
DT_MACHINE_START(TEGRA_DT, "nVidia Tegra20 (Flattened Device Tree)")
.map_io = tegra_map_common_io,
.smp = smp_ops(tegra_smp_ops),
- .init_early = tegra20_init_early,
+ .init_early = tegra_init_early,
.init_irq = tegra_dt_init_irq,
.init_time = clocksource_of_init,
.init_machine = tegra_dt_init,
diff --git a/arch/arm/mach-tegra/board-dt-tegra30.c b/arch/arm/mach-tegra/board-dt-tegra30.c
index bf68567..63f8139 100644
--- a/arch/arm/mach-tegra/board-dt-tegra30.c
+++ b/arch/arm/mach-tegra/board-dt-tegra30.c
@@ -3,7 +3,7 @@
*
* NVIDIA Tegra30 device tree board support
*
- * Copyright (C) 2011 NVIDIA Corporation
+ * Copyright (C) 2011, 2013, NVIDIA Corporation
*
* Derived from:
*
@@ -50,7 +50,7 @@ static const char *tegra30_dt_board_compat[] = {
DT_MACHINE_START(TEGRA30_DT, "NVIDIA Tegra30 (Flattened Device Tree)")
.smp = smp_ops(tegra_smp_ops),
.map_io = tegra_map_common_io,
- .init_early = tegra30_init_early,
+ .init_early = tegra_init_early,
.init_irq = tegra_dt_init_irq,
.init_time = clocksource_of_init,
.init_machine = tegra30_dt_init,
diff --git a/arch/arm/mach-tegra/board.h b/arch/arm/mach-tegra/board.h
index 86851c8..60431de 100644
--- a/arch/arm/mach-tegra/board.h
+++ b/arch/arm/mach-tegra/board.h
@@ -26,9 +26,7 @@
void tegra_assert_system_reset(char mode, const char *cmd);
-void __init tegra20_init_early(void);
-void __init tegra30_init_early(void);
-void __init tegra114_init_early(void);
+void __init tegra_init_early(void);
void __init tegra_map_common_io(void);
void __init tegra_init_irq(void);
void __init tegra_dt_init_irq(void);
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 5449a3f..f0315c9 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -94,7 +94,7 @@ static void __init tegra_init_cache(void)
}
-static void __init tegra_init_early(void)
+void __init tegra_init_early(void)
{
tegra_cpu_reset_handler_init();
tegra_apb_io_init();
@@ -102,31 +102,9 @@ static void __init tegra_init_early(void)
tegra_init_cache();
tegra_pmc_init();
tegra_powergate_init();
+ tegra_hotplug_init();
}
-#ifdef CONFIG_ARCH_TEGRA_2x_SOC
-void __init tegra20_init_early(void)
-{
- tegra_init_early();
- tegra20_hotplug_init();
-}
-#endif
-
-#ifdef CONFIG_ARCH_TEGRA_3x_SOC
-void __init tegra30_init_early(void)
-{
- tegra_init_early();
- tegra30_hotplug_init();
-}
-#endif
-
-#ifdef CONFIG_ARCH_TEGRA_114_SOC
-void __init tegra114_init_early(void)
-{
- tegra_init_early();
-}
-#endif
-
void __init tegra_init_late(void)
{
tegra_powergate_debugfs_init();
diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c
index a599f6e..9bcecb8 100644
--- a/arch/arm/mach-tegra/hotplug.c
+++ b/arch/arm/mach-tegra/hotplug.c
@@ -1,8 +1,7 @@
/*
- *
* Copyright (C) 2002 ARM Ltd.
* All Rights Reserved
- * Copyright (c) 2010, 2012 NVIDIA Corporation. All rights reserved.
+ * Copyright (c) 2010, 2012-2013, NVIDIA Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -15,6 +14,7 @@
#include <asm/cacheflush.h>
#include <asm/smp_plat.h>
+#include "fuse.h"
#include "sleep.h"
static void (*tegra_hotplug_shutdown)(void);
@@ -56,18 +56,21 @@ int tegra_cpu_disable(unsigned int cpu)
return cpu == 0 ? -EPERM : 0;
}
-#ifdef CONFIG_ARCH_TEGRA_2x_SOC
-extern void tegra20_hotplug_shutdown(void);
-void __init tegra20_hotplug_init(void)
+void __init tegra_hotplug_init(void)
{
- tegra_hotplug_shutdown = tegra20_hotplug_shutdown;
-}
+ switch (tegra_chip_id) {
+#ifdef CONFIG_ARCH_TEGRA_2x_SOC
+ case TEGRA20:
+ tegra_hotplug_shutdown = tegra20_hotplug_shutdown;
+ break;
#endif
-
-#ifdef CONFIG_ARCH_TEGRA_3x_SOC
-extern void tegra30_hotplug_shutdown(void);
-void __init tegra30_hotplug_init(void)
-{
- tegra_hotplug_shutdown = tegra30_hotplug_shutdown;
-}
+#if defined(CONFIG_ARCH_TEGRA_3x_SOC)
+ case TEGRA30:
+ tegra_hotplug_shutdown = tegra30_hotplug_shutdown;
+ break;
#endif
+ default:
+ BUG_ON(IS_ENABLED(CONFIG_HOTPLUG_CPU));
+ break;
+ }
+}
diff --git a/arch/arm/mach-tegra/sleep.h b/arch/arm/mach-tegra/sleep.h
index 4ffae54..970ebd5 100644
--- a/arch/arm/mach-tegra/sleep.h
+++ b/arch/arm/mach-tegra/sleep.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2012, NVIDIA Corporation. All rights reserved.
+ * Copyright (c) 2010-2013, NVIDIA Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -124,11 +124,11 @@ int tegra_sleep_cpu_finish(unsigned long);
void tegra_disable_clean_inv_dcache(void);
#ifdef CONFIG_HOTPLUG_CPU
-void tegra20_hotplug_init(void);
-void tegra30_hotplug_init(void);
+void tegra20_hotplug_shutdown(void);
+void tegra30_hotplug_shutdown(void);
+void tegra_hotplug_init(void);
#else
-static inline void tegra20_hotplug_init(void) {}
-static inline void tegra30_hotplug_init(void) {}
+static inline void tegra_hotplug_init(void) {}
#endif
void tegra20_cpu_shutdown(int cpu);
--
1.7.9.5
--
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