diff options
| author | Marek Vasut <marek.vasut@gmail.com> | 2010-10-11 02:20:19 +0200 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2010-12-16 14:31:15 +0800 |
| commit | 851982c1b6ca18cedf6d01e4529a0c1ddb30771e (patch) | |
| tree | 08438d74fabb2ce7a4fa0abd97b18b7b59c54f6f /arch/arm/mach-pxa/pxa3xx.c | |
| parent | 64ed267bdac799485a938dd2cba8243ba383cd5f (diff) | |
| download | talos-obmc-linux-851982c1b6ca18cedf6d01e4529a0c1ddb30771e.tar.gz talos-obmc-linux-851982c1b6ca18cedf6d01e4529a0c1ddb30771e.zip | |
ARM: pxa: Introduce pxa{25x,27x,3xx}_map_io()
This patch introduces pxa2xx_map_io() and pxa3xx_map_io() to distinguish
between PXA25x/PXA27x and PXA3xx memory mapping.
Also, fixup for platforms broken after introducing pxa{25x,27x}_map_io()
and pxa3xx_map_io() is included.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm/mach-pxa/pxa3xx.c')
| -rw-r--r-- | arch/arm/mach-pxa/pxa3xx.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index d1c747cdacf8..5480a94e6469 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -22,6 +22,7 @@ #include <linux/io.h> #include <linux/sysdev.h> +#include <asm/mach/map.h> #include <mach/hardware.h> #include <mach/gpio.h> #include <mach/pxa3xx-regs.h> @@ -580,6 +581,22 @@ void __init pxa3xx_init_irq(void) pxa_init_gpio(IRQ_GPIO_2_x, 2, 127, NULL); } +static struct map_desc pxa3xx_io_desc[] __initdata = { + { /* Mem Ctl */ + .virtual = 0xf6000000, + .pfn = __phys_to_pfn(0x4a000000), + .length = 0x00200000, + .type = MT_DEVICE + } +}; + +void __init pxa3xx_map_io(void) +{ + pxa_map_io(); + iotable_init(ARRAY_AND_SIZE(pxa3xx_io_desc)); + pxa3xx_get_clk_frequency_khz(1); +} + /* * device registration specific to PXA3xx. */ |
