From mboxrd@z Thu Jan 1 00:00:00 1970 From: shawn.guo@linaro.org (Shawn Guo) Date: Thu, 26 Apr 2012 23:38:45 +0800 Subject: [PATCH 17/17] ARM: ux500: use machine specific hook for late init In-Reply-To: <1335454725-13089-1-git-send-email-shawn.guo@linaro.org> References: <1335454725-13089-1-git-send-email-shawn.guo@linaro.org> Message-ID: <1335454725-13089-18-git-send-email-shawn.guo@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Cc: Srinidhi Kasagar Cc: Linus Walleij Signed-off-by: Shawn Guo --- arch/arm/mach-ux500/board-mop500.c | 4 ++++ arch/arm/mach-ux500/board-u5500.c | 1 + arch/arm/mach-ux500/clock.c | 6 ++---- arch/arm/mach-ux500/clock.h | 12 ++++++++++++ arch/arm/mach-ux500/cpu.c | 6 ++++++ arch/arm/mach-ux500/include/mach/setup.h | 1 + 6 files changed, 26 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index 77d03c1..348ebd9 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -722,6 +722,7 @@ MACHINE_START(U8500, "ST-Ericsson MOP500 platform") .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = mop500_init_machine, + .init_late = ux500_init_late, MACHINE_END MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+") @@ -731,6 +732,7 @@ MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+") .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = hrefv60_init_machine, + .init_late = ux500_init_late, MACHINE_END MACHINE_START(SNOWBALL, "Calao Systems Snowball platform") @@ -741,6 +743,7 @@ MACHINE_START(SNOWBALL, "Calao Systems Snowball platform") .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = snowball_init_machine, + .init_late = ux500_init_late, MACHINE_END #ifdef CONFIG_MACH_UX500_DT @@ -830,6 +833,7 @@ DT_MACHINE_START(U8500_DT, "ST-Ericsson U8500 platform (Device Tree Support)") .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = u8500_init_machine, + .init_late = ux500_init_late, .dt_compat = u8500_dt_board_compat, MACHINE_END #endif diff --git a/arch/arm/mach-ux500/board-u5500.c b/arch/arm/mach-ux500/board-u5500.c index 0ff4be7..c7f5c82 100644 --- a/arch/arm/mach-ux500/board-u5500.c +++ b/arch/arm/mach-ux500/board-u5500.c @@ -159,4 +159,5 @@ MACHINE_START(U5500, "ST-Ericsson U5500 Platform") .timer = &ux500_timer, .handle_irq = gic_handle_irq, .init_machine = u5500_init_machine, + .init_late = ux500_init_late, MACHINE_END diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c index ec35f0a..ce00f5e 100644 --- a/arch/arm/mach-ux500/clock.c +++ b/arch/arm/mach-ux500/clock.c @@ -633,7 +633,7 @@ static int clk_debugfs_register(struct clk *c) return 0; } -static int __init clk_debugfs_init(void) +int __init clk_debugfs_init(void) { struct clk *c; struct dentry *d; @@ -655,7 +655,6 @@ err_out: return err; } -late_initcall(clk_debugfs_init); #endif /* defined(CONFIG_DEBUG_FS) */ unsigned long clk_smp_twd_rate = 500000000; @@ -694,12 +693,11 @@ static struct notifier_block clk_twd_cpufreq_nb = { .notifier_call = clk_twd_cpufreq_transition, }; -static int clk_init_smp_twd_cpufreq(void) +int clk_init_smp_twd_cpufreq(void) { return cpufreq_register_notifier(&clk_twd_cpufreq_nb, CPUFREQ_TRANSITION_NOTIFIER); } -late_initcall(clk_init_smp_twd_cpufreq); #endif diff --git a/arch/arm/mach-ux500/clock.h b/arch/arm/mach-ux500/clock.h index d776ada..65d27a1 100644 --- a/arch/arm/mach-ux500/clock.h +++ b/arch/arm/mach-ux500/clock.h @@ -150,3 +150,15 @@ struct clk clk_##_name = { \ int __init clk_db8500_ed_fixup(void); int __init clk_init(void); + +#ifdef CONFIG_DEBUG_FS +int clk_debugfs_init(void); +#else +static inline int clk_debugfs_init(void) { return 0; } +#endif + +#ifdef CONFIG_CPU_FREQ +int clk_init_smp_twd_cpufreq(void); +#else +static inline int clk_init_smp_twd_cpufreq(void) { return 0; } +#endif diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index d11f389..9856c57 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -67,6 +67,12 @@ void __init ux500_init_irq(void) clk_init(); } +void __init ux500_init_late(void) +{ + clk_debugfs_init(); + clk_init_smp_twd_cpufreq(); +} + static const char * __init ux500_get_machine(void) { return kasprintf(GFP_KERNEL, "DB%4x", dbx500_partnumber()); diff --git a/arch/arm/mach-ux500/include/mach/setup.h b/arch/arm/mach-ux500/include/mach/setup.h index 3dc00ff..7b5d865 100644 --- a/arch/arm/mach-ux500/include/mach/setup.h +++ b/arch/arm/mach-ux500/include/mach/setup.h @@ -22,6 +22,7 @@ extern struct device * __init u5500_init_devices(void); extern struct device * __init u8500_init_devices(void); extern void __init ux500_init_irq(void); +extern void __init ux500_init_late(void); extern void __init u5500_sdi_init(struct device *parent); -- 1.7.5.4