diff options
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a7779.c')
| -rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7779.c | 56 |
1 files changed, 19 insertions, 37 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index 86406e3f9b22..b6e282116d66 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -15,53 +15,36 @@ #include "common.h" #include "r8a7779.h" -static struct map_desc r8a7779_io_desc[] __initdata = { - /* 2M identity mapping for 0xf0000000 (MPCORE) */ - { - .virtual = 0xf0000000, - .pfn = __phys_to_pfn(0xf0000000), - .length = SZ_2M, - .type = MT_DEVICE_NONSHARED - }, - /* 16M identity mapping for 0xfexxxxxx (DMAC-S/HPBREG/INTC2/LRAM/DBSC) */ - { - .virtual = 0xfe000000, - .pfn = __phys_to_pfn(0xfe000000), - .length = SZ_16M, - .type = MT_DEVICE_NONSHARED - }, -}; - -static void __init r8a7779_map_io(void) -{ - debug_ll_io_init(); - iotable_init(r8a7779_io_desc, ARRAY_SIZE(r8a7779_io_desc)); -} +#define HPBREG_BASE 0xfe700000 /* IRQ */ -#define INT2SMSKCR0 IOMEM(0xfe7822a0) -#define INT2SMSKCR1 IOMEM(0xfe7822a4) -#define INT2SMSKCR2 IOMEM(0xfe7822a8) -#define INT2SMSKCR3 IOMEM(0xfe7822ac) -#define INT2SMSKCR4 IOMEM(0xfe7822b0) +#define INT2SMSKCR0 0x822a0 /* Interrupt Submask Clear Register 0 */ +#define INT2SMSKCR1 0x822a4 /* Interrupt Submask Clear Register 1 */ +#define INT2SMSKCR2 0x822a8 /* Interrupt Submask Clear Register 2 */ +#define INT2SMSKCR3 0x822ac /* Interrupt Submask Clear Register 3 */ +#define INT2SMSKCR4 0x822b0 /* Interrupt Submask Clear Register 4 */ -#define INT2NTSR0 IOMEM(0xfe700060) -#define INT2NTSR1 IOMEM(0xfe700064) +#define INT2NTSR0 0x00060 /* Interrupt Notification Select Register 0 */ +#define INT2NTSR1 0x00064 /* Interrupt Notification Select Register 1 */ static void __init r8a7779_init_irq_dt(void) { + void __iomem *base = ioremap(HPBREG_BASE, 0x00100000); + irqchip_init(); /* route all interrupts to ARM */ - __raw_writel(0xffffffff, INT2NTSR0); - __raw_writel(0x3fffffff, INT2NTSR1); + writel(0xffffffff, base + INT2NTSR0); + writel(0x3fffffff, base + INT2NTSR1); /* unmask all known interrupts in INTCS2 */ - __raw_writel(0xfffffff0, INT2SMSKCR0); - __raw_writel(0xfff7ffff, INT2SMSKCR1); - __raw_writel(0xfffbffdf, INT2SMSKCR2); - __raw_writel(0xbffffffc, INT2SMSKCR3); - __raw_writel(0x003fee3f, INT2SMSKCR4); + writel(0xfffffff0, base + INT2SMSKCR0); + writel(0xfff7ffff, base + INT2SMSKCR1); + writel(0xfffbffdf, base + INT2SMSKCR2); + writel(0xbffffffc, base + INT2SMSKCR3); + writel(0x003fee3f, base + INT2SMSKCR4); + + iounmap(base); } static const char *const r8a7779_compat_dt[] __initconst = { @@ -71,7 +54,6 @@ static const char *const r8a7779_compat_dt[] __initconst = { DT_MACHINE_START(R8A7779_DT, "Generic R8A7779 (Flattened Device Tree)") .smp = smp_ops(r8a7779_smp_ops), - .map_io = r8a7779_map_io, .init_irq = r8a7779_init_irq_dt, .init_late = shmobile_init_late, .dt_compat = r8a7779_compat_dt, |