diff options
| -rw-r--r-- | arch/arm/mach-shmobile/board-lager.c | 13 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/setup-rcar-gen2.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/timer.c | 5 |
3 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index 571327b1c942..3f513270fc60 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -25,6 +25,8 @@ #include <linux/input.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/irqchip.h> +#include <linux/irqchip/arm-gic.h> #include <linux/kernel.h> #include <linux/leds.h> #include <linux/mfd/tmio.h> @@ -873,6 +875,16 @@ static void __init lager_init(void) lager_ksz8041_fixup); } +static void __init lager_legacy_init_irq(void) +{ + void __iomem *gic_dist_base = ioremap_nocache(0xf1001000, 0x1000); + void __iomem *gic_cpu_base = ioremap_nocache(0xf1002000, 0x1000); + + gic_init(0, 29, gic_dist_base, gic_cpu_base); + + /* Do not invoke DT-based interrupt code via irqchip_init() */ +} + static const char * const lager_boards_compat_dt[] __initconst = { "renesas,lager", NULL, @@ -881,6 +893,7 @@ static const char * const lager_boards_compat_dt[] __initconst = { DT_MACHINE_START(LAGER_DT, "lager") .smp = smp_ops(r8a7790_smp_ops), .init_early = shmobile_init_delay, + .init_irq = lager_legacy_init_irq, .init_time = rcar_gen2_timer_init, .init_machine = lager_init, .init_late = shmobile_init_late, diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c index 7ed92790d13f..101b3e430a0d 100644 --- a/arch/arm/mach-shmobile/setup-rcar-gen2.c +++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c @@ -137,7 +137,9 @@ void __init rcar_gen2_timer_init(void) #ifdef CONFIG_COMMON_CLK rcar_gen2_clocks_init(mode); #endif +#ifdef CONFIG_ARCH_SHMOBILE_MULTI clocksource_of_init(); +#endif } struct memory_reserve_config { diff --git a/arch/arm/mach-shmobile/timer.c b/arch/arm/mach-shmobile/timer.c index 44d32a84b001..88f067bcec94 100644 --- a/arch/arm/mach-shmobile/timer.c +++ b/arch/arm/mach-shmobile/timer.c @@ -80,6 +80,11 @@ void __init shmobile_init_delay(void) * to GIC being initialized from C and arch timer via DT */ if (of_machine_is_compatible("renesas,r8a73a4")) has_arch_timer = false; + + /* Non-multiplatform r8a7790 SoC cannot use arch timer due + * to GIC being initialized from C and arch timer via DT */ + if (of_machine_is_compatible("renesas,r8a7790")) + has_arch_timer = false; #endif if (!has_arch_timer || !IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) { |