diff options
author | Rabin Vincent <rabin.vincent@stericsson.com> | 2010-12-08 11:07:57 +0530 |
---|---|---|
committer | Linus Walleij <linus.walleij@stericsson.com> | 2011-01-10 18:34:52 +0100 |
commit | 92389ca8362c42952c7ebb8a0350ac522dcde0f4 (patch) | |
tree | 6c840e0d706712729bded5900aed93fa70778ca2 /arch/arm/mach-ux500/cpu.c | |
parent | 0c21e3aaf6ae85bee804a325aa29c325209180fd (diff) |
ux500: remove build-time changing macros
To allow the possiblity of building U8500 and U5500 support in the same
image.
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
[Rebased to latest changes in Russells tree]
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Diffstat (limited to 'arch/arm/mach-ux500/cpu.c')
-rw-r--r-- | arch/arm/mach-ux500/cpu.c | 74 |
1 files changed, 39 insertions, 35 deletions
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index 5730409c0f7..35a3af13fb3 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -23,37 +23,29 @@ #include "clock.h" -static struct map_desc ux500_io_desc[] __initdata = { - __IO_DEV_DESC(UX500_UART0_BASE, SZ_4K), - __IO_DEV_DESC(UX500_UART2_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_GIC_CPU_BASE, SZ_4K), - __IO_DEV_DESC(UX500_GIC_DIST_BASE, SZ_4K), - __IO_DEV_DESC(UX500_L2CC_BASE, SZ_4K), - __IO_DEV_DESC(UX500_TWD_BASE, SZ_4K), - __IO_DEV_DESC(UX500_SCU_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_CLKRST1_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST2_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST3_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST5_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST6_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_MTU0_BASE, SZ_4K), - __IO_DEV_DESC(UX500_MTU1_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_BACKUPRAM0_BASE, SZ_8K), -}; +#ifdef CONFIG_CACHE_L2X0 +static void __iomem *l2x0_base; +#endif void __init ux500_map_io(void) { - iotable_init(ux500_io_desc, ARRAY_SIZE(ux500_io_desc)); } void __init ux500_init_irq(void) { - gic_init(0, 29, __io_address(UX500_GIC_DIST_BASE), - __io_address(UX500_GIC_CPU_BASE)); + void __iomem *dist_base; + void __iomem *cpu_base; + + if (cpu_is_u5500()) { + dist_base = __io_address(U5500_GIC_DIST_BASE); + cpu_base = __io_address(U5500_GIC_CPU_BASE); + } else if (cpu_is_u8500()) { + dist_base = __io_address(U8500_GIC_DIST_BASE); + cpu_base = __io_address(U8500_GIC_CPU_BASE); + } else + ux500_unknown_soc(); + + gic_init(0, 29, dist_base, cpu_base); /* * Init clocks here so that they are available for system timer @@ -74,7 +66,8 @@ static inline void ux500_cache_wait(void __iomem *reg, unsigned long mask) static inline void ux500_cache_sync(void) { - void __iomem *base = __io_address(UX500_L2CC_BASE); + void __iomem *base = l2x0_base; + writel_relaxed(0, base + L2X0_CACHE_SYNC); ux500_cache_wait(base + L2X0_CACHE_SYNC, 1); } @@ -96,20 +89,23 @@ static void ux500_l2x0_disable(void) */ static void ux500_l2x0_inv_all(void) { - void __iomem *l2x0_base = __io_address(UX500_L2CC_BASE); + void __iomem *base = l2x0_base; uint32_t l2x0_way_mask = (1<<16) - 1; /* Bitmask of active ways */ /* invalidate all ways */ - writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_INV_WAY); - ux500_cache_wait(l2x0_base + L2X0_INV_WAY, l2x0_way_mask); + writel_relaxed(l2x0_way_mask, base + L2X0_INV_WAY); + ux500_cache_wait(base + L2X0_INV_WAY, l2x0_way_mask); ux500_cache_sync(); } static int ux500_l2x0_init(void) { - void __iomem *l2x0_base; - - l2x0_base = __io_address(UX500_L2CC_BASE); + if (cpu_is_u5500()) + l2x0_base = __io_address(U5500_L2CC_BASE); + else if (cpu_is_u8500()) + l2x0_base = __io_address(U8500_L2CC_BASE); + else + ux500_unknown_soc(); /* 64KB way size, 8 way associativity, force WA */ l2x0_init(l2x0_base, 0x3e060000, 0xc0000fff); @@ -127,13 +123,21 @@ static void __init ux500_timer_init(void) { #ifdef CONFIG_LOCAL_TIMERS /* Setup the local timer base */ - twd_base = __io_address(UX500_TWD_BASE); + if (cpu_is_u5500()) + twd_base = __io_address(U5500_TWD_BASE); + else if (cpu_is_u8500()) + twd_base = __io_address(U8500_TWD_BASE); + else + ux500_unknown_soc(); #endif - /* Setup the MTU base */ - if (cpu_is_u8500ed()) + if (cpu_is_u5500()) + mtu_base = __io_address(U5500_MTU0_BASE); + else if (cpu_is_u8500ed()) mtu_base = __io_address(U8500_MTU0_BASE_ED); + else if (cpu_is_u8500()) + mtu_base = __io_address(U8500_MTU0_BASE); else - mtu_base = __io_address(UX500_MTU0_BASE); + ux500_unknown_soc(); nmdk_timer_init(); } |