From 8333d8c995169e489a81241bd632a4b9370ed7c3 Mon Sep 17 00:00:00 2001 From: Magnus Damm Date: Fri, 28 Jun 2013 20:27:13 +0900 Subject: [PATCH] ARM: shmobile: Make r8a7790 Arch timer optional Update the r8a7790 code to allow using other timers than Arch timer for clock events. Signed-off-by: Magnus Damm Signed-off-by: Simon Horman --- arch/arm/mach-shmobile/Kconfig | 1 - arch/arm/mach-shmobile/board-lager.c | 1 + arch/arm/mach-shmobile/include/mach/r8a7790.h | 1 + arch/arm/mach-shmobile/setup-r8a7790.c | 8 ++++++++ 4 files changed, 10 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 734b3eec56fc..406077c9149b 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -61,7 +61,6 @@ config ARCH_R8A7790 select ARCH_WANT_OPTIONAL_GPIOLIB select ARM_GIC select CPU_V7 - select HAVE_ARM_ARCH_TIMER select SH_CLK_CPG select RENESAS_IRQC diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index 1e99b17767bb..d0da0525bf0b 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -102,6 +102,7 @@ static const char *lager_boards_compat_dt[] __initdata = { }; DT_MACHINE_START(LAGER_DT, "lager") + .init_early = r8a7790_init_delay, .init_time = r8a7790_timer_init, .init_machine = lager_add_standard_devices, .dt_compat = lager_boards_compat_dt, diff --git a/arch/arm/mach-shmobile/include/mach/r8a7790.h b/arch/arm/mach-shmobile/include/mach/r8a7790.h index 2e919e61fa0d..7851cc1bc9fb 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7790.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7790.h @@ -4,6 +4,7 @@ void r8a7790_add_standard_devices(void); void r8a7790_clock_init(void); void r8a7790_pinmux_init(void); +void r8a7790_init_delay(void); void r8a7790_timer_init(void); #endif /* __ASM_R8A7790_H__ */ diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c index ece60c635de7..f01542e13e58 100644 --- a/arch/arm/mach-shmobile/setup-r8a7790.c +++ b/arch/arm/mach-shmobile/setup-r8a7790.c @@ -208,6 +208,13 @@ void __init r8a7790_timer_init(void) shmobile_timer_init(); } +void __init r8a7790_init_delay(void) +{ +#ifndef CONFIG_ARM_ARCH_TIMER + shmobile_setup_delay(1300, 2, 4); /* Cortex-A15 @ 1300MHz */ +#endif +} + #ifdef CONFIG_USE_OF static const char *r8a7790_boards_compat_dt[] __initdata = { @@ -216,6 +223,7 @@ static const char *r8a7790_boards_compat_dt[] __initdata = { }; DT_MACHINE_START(R8A7790_DT, "Generic R8A7790 (Flattened Device Tree)") + .init_early = r8a7790_init_delay, .init_time = r8a7790_timer_init, .dt_compat = r8a7790_boards_compat_dt, MACHINE_END -- 2.20.1