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Commit ee9581d7 authored by Michel Jaouen's avatar Michel Jaouen Committed by Linus Walleij
Browse files

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: default avatarMichel Jaouen <michel.jaouen@stericsson.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent bc71c096

arch/arm/mach-ux500/cpu-db8500.c

+17 −1
Original line number Diff line number Diff line
@@ -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);

}