From ee9581d7adaeb2d04b01e3567e2355ceb5f43ad1 Mon Sep 17 00:00:00 2001 From: Michel Jaouen Date: Wed, 1 Feb 2012 10:30:53 +0100 Subject: [PATCH] ARM: ux500: ioremap differences for DB9540 The DB9540 ASIC has bigger PRCMU and PRCMU TCDM memories, so create a separate mapping table for these. Signed-off-by: Michel Jaouen Signed-off-by: Linus Walleij --- arch/arm/mach-ux500/cpu-db8500.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 0bdcdd96fdc8..b16834270880 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -49,12 +49,23 @@ static struct map_desc u8500_common_io_desc[] __initdata = { __IO_DEV_DESC(U8500_CLKRST5_BASE, SZ_4K), __IO_DEV_DESC(U8500_CLKRST6_BASE, SZ_4K), - __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO0_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO1_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO2_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO3_BASE, SZ_4K), +}; + +/* U8500 IO map specific description */ +static struct map_desc u8500_io_desc[] __initdata = { + __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K), __IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K), + +}; + +/* U9540 IO map specific description */ +static struct map_desc u9540_io_desc[] __initdata = { + __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K + SZ_8K), + __IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K + SZ_8K), }; void __init u8500_map_io(void) @@ -68,6 +79,11 @@ void __init u8500_map_io(void) iotable_init(u8500_common_io_desc, ARRAY_SIZE(u8500_common_io_desc)); + if (cpu_is_u9540()) + iotable_init(u9540_io_desc, ARRAY_SIZE(u9540_io_desc)); + else + iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc)); + _PRCMU_BASE = __io_address(U8500_PRCMU_BASE); } -- GitLab