Merge branch 'clean/late_initcall_v2' of...

Merge branch 'clean/late_initcall_v2' of git://git.linaro.org/people/shawnguo/linux-2.6 into staging/cleanup

By Shawn Guo
via Shawn Guo
* 'clean/late_initcall_v2' of git://git.linaro.org/people/shawnguo/linux-2.6:
  ARM: ux500: use machine specific hook for late init
  ARM: tegra: use machine specific hook for late init
  ARM: shmobile: use machine specific hook for late init
  ARM: sa1100: use machine specific hook for late init
  ARM: s3c64xx: use machine specific hook for late init
  ARM: prima2: use machine specific hook for late init
  ARM: pnx4008: use machine specific hook for late init
  ARM: omap2: use machine specific hook for late init
  ARM: omap1: use machine specific hook for late init
  ARM: msm: use machine specific hook for late init
  ARM: imx: use machine specific hook for late init
  ARM: exynos: use machine specific hook for late init
  ARM: ep93xx: use machine specific hook for late init
  ARM: davinci: use machine specific hook for late init
  ARM: provide a late_initcall hook for platform initialization

arch/arm/include/asm/mach/arch.h

@@ -43,6 +43,7 @@ struct machine_desc {
 	void			(*init_irq)(void);
 	struct sys_timer	*timer;		/* system tick timer	*/
 	void			(*init_machine)(void);
+	void			(*init_late)(void);
 #ifdef CONFIG_MULTI_IRQ_HANDLER
 	void			(*handle_irq)(struct pt_regs *);
 #endif

arch/arm/kernel/setup.c

@@ -800,6 +800,14 @@ static int __init customize_machine(void)
 }
 arch_initcall(customize_machine);
 
+static int __init init_machine_late(void)
+{
+	if (machine_desc->init_late)
+		machine_desc->init_late();
+	return 0;
+}
+late_initcall(init_machine_late);
+
 #ifdef CONFIG_KEXEC
 static inline unsigned long long get_total_mem(void)
 {

arch/arm/mach-davinci/board-da830-evm.c

@@ -681,6 +681,7 @@ MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM")
 	.init_irq	= cp_intc_init,
 	.timer		= &davinci_timer,
 	.init_machine	= da830_evm_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= da8xx_restart,
 MACHINE_END

arch/arm/mach-davinci/board-da850-evm.c

@@ -1411,6 +1411,7 @@ MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
 	.init_irq	= cp_intc_init,
 	.timer		= &davinci_timer,
 	.init_machine	= da850_evm_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= da8xx_restart,
 MACHINE_END

arch/arm/mach-davinci/board-dm355-evm.c

@@ -357,6 +357,7 @@ MACHINE_START(DAVINCI_DM355_EVM, "DaVinci DM355 EVM")
 	.init_irq     = davinci_irq_init,
 	.timer	      = &davinci_timer,
 	.init_machine = dm355_evm_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

arch/arm/mach-davinci/board-dm355-leopard.c

@@ -276,6 +276,7 @@ MACHINE_START(DM355_LEOPARD, "DaVinci DM355 leopard")
 	.init_irq     = davinci_irq_init,
 	.timer	      = &davinci_timer,
 	.init_machine = dm355_leopard_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

arch/arm/mach-davinci/board-dm365-evm.c

@@ -618,6 +618,7 @@ MACHINE_START(DAVINCI_DM365_EVM, "DaVinci DM365 EVM")
 	.init_irq	= davinci_irq_init,
 	.timer		= &davinci_timer,
 	.init_machine	= dm365_evm_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

arch/arm/mach-davinci/board-dm644x-evm.c

@@ -825,6 +825,7 @@ MACHINE_START(DAVINCI_EVM, "DaVinci DM644x EVM")
 	.init_irq     = davinci_irq_init,
 	.timer	      = &davinci_timer,
 	.init_machine = davinci_evm_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

arch/arm/mach-davinci/board-dm646x-evm.c

@@ -788,6 +788,7 @@ MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
 	.init_irq     = davinci_irq_init,
 	.timer        = &davinci_timer,
 	.init_machine = evm_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END
@@ -798,6 +799,7 @@ MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM")
 	.init_irq     = davinci_irq_init,
 	.timer        = &davinci_timer,
 	.init_machine = evm_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

arch/arm/mach-davinci/board-mityomapl138.c

@@ -572,6 +572,7 @@ MACHINE_START(MITYOMAPL138, "MityDSP-L138/MityARM-1808")
 	.init_irq	= cp_intc_init,
 	.timer		= &davinci_timer,
 	.init_machine	= mityomapl138_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= da8xx_restart,
 MACHINE_END

arch/arm/mach-davinci/board-neuros-osd2.c

@@ -278,6 +278,7 @@ MACHINE_START(NEUROS_OSD2, "Neuros OSD2")
 	.init_irq	= davinci_irq_init,
 	.timer		= &davinci_timer,
 	.init_machine = davinci_ntosd2_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

arch/arm/mach-davinci/board-omapl138-hawk.c

@@ -343,6 +343,7 @@ MACHINE_START(OMAPL138_HAWKBOARD, "AM18x/OMAP-L138 Hawkboard")
 	.init_irq	= cp_intc_init,
 	.timer		= &davinci_timer,
 	.init_machine	= omapl138_hawk_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= da8xx_restart,
 MACHINE_END

arch/arm/mach-davinci/board-sffsdr.c

@@ -157,6 +157,7 @@ MACHINE_START(SFFSDR, "Lyrtech SFFSDR")
 	.init_irq     = davinci_irq_init,
 	.timer	      = &davinci_timer,
 	.init_machine = davinci_sffsdr_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= davinci_restart,
 MACHINE_END

arch/arm/mach-davinci/board-tnetv107x-evm.c

@@ -282,6 +282,7 @@ MACHINE_START(TNETV107X, "TNETV107X EVM")
 	.init_irq	= cp_intc_init,
 	.timer		= &davinci_timer,
 	.init_machine	= tnetv107x_evm_board_init,
+	.init_late	= davinci_init_late,
 	.dma_zone_size	= SZ_128M,
 	.restart	= tnetv107x_restart,
 MACHINE_END

arch/arm/mach-davinci/clock.c

@@ -213,7 +213,7 @@ EXPORT_SYMBOL(clk_unregister);
 /*
  * Disable any unused clocks left on by the bootloader
  */
-static int __init clk_disable_unused(void)
+int __init davinci_clk_disable_unused(void)
 {
 	struct clk *ck;
 
@@ -237,7 +237,6 @@ static int __init clk_disable_unused(void)
 
 	return 0;
 }
-late_initcall(clk_disable_unused);
 #endif
 
 static unsigned long clk_sysclk_recalc(struct clk *clk)

arch/arm/mach-davinci/common.c

@@ -117,3 +117,10 @@ void __init davinci_common_init(struct davinci_soc_info *soc_info)
 err:
 	panic("davinci_common_init: SoC Initialization failed\n");
 }
+
+void __init davinci_init_late(void)
+{
+	davinci_cpufreq_init();
+	davinci_pm_init();
+	davinci_clk_disable_unused();
+}

arch/arm/mach-davinci/cpufreq.c

@@ -240,10 +240,9 @@ static struct platform_driver davinci_cpufreq_driver = {
 	.remove = __exit_p(davinci_cpufreq_remove),
 };
 
-static int __init davinci_cpufreq_init(void)
+int __init davinci_cpufreq_init(void)
 {
 	return platform_driver_probe(&davinci_cpufreq_driver,
 							davinci_cpufreq_probe);
 }
-late_initcall(davinci_cpufreq_init);
 

arch/arm/mach-davinci/include/mach/common.h

@@ -84,6 +84,25 @@ extern struct davinci_soc_info davinci_soc_info;
 extern void davinci_common_init(struct davinci_soc_info *soc_info);
 extern void davinci_init_ide(void);
 void davinci_restart(char mode, const char *cmd);
+void davinci_init_late(void);
+
+#ifdef CONFIG_DAVINCI_RESET_CLOCKS
+int davinci_clk_disable_unused(void);
+#else
+static inline int davinci_clk_disable_unused(void) { return 0; }
+#endif
+
+#ifdef CONFIG_CPU_FREQ
+int davinci_cpufreq_init(void);
+#else
+static inline int davinci_cpufreq_init(void) { return 0; }
+#endif
+
+#ifdef CONFIG_SUSPEND
+int davinci_pm_init(void);
+#else
+static inline int davinci_pm_init(void) { return 0; }
+#endif
 
 /* standard place to map on-chip SRAMs; they *may* support DMA */
 #define SRAM_VIRT	0xfffe0000

arch/arm/mach-davinci/pm.c

@@ -152,8 +152,7 @@ static struct platform_driver davinci_pm_driver = {
 	.remove = __exit_p(davinci_pm_remove),
 };
 
-static int __init davinci_pm_init(void)
+int __init davinci_pm_init(void)
 {
 	return platform_driver_probe(&davinci_pm_driver, davinci_pm_probe);
 }
-late_initcall(davinci_pm_init);

arch/arm/mach-ep93xx/adssphere.c

@@ -41,5 +41,6 @@ MACHINE_START(ADSSPHERE, "ADS Sphere board")
 	.handle_irq	= vic_handle_irq,
 	.timer		= &ep93xx_timer,
 	.init_machine	= adssphere_init_machine,
+	.init_late	= ep93xx_init_late,
 	.restart	= ep93xx_restart,
 MACHINE_END