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authorMarek Vasut <marek.vasut@gmail.com>2010-10-11 02:20:19 +0200
committerEric Miao <eric.y.miao@gmail.com>2010-12-16 14:31:15 +0800
commit851982c1b6ca18cedf6d01e4529a0c1ddb30771e (patch)
tree08438d74fabb2ce7a4fa0abd97b18b7b59c54f6f /arch/arm/mach-pxa/pxa3xx.c
parent64ed267bdac799485a938dd2cba8243ba383cd5f (diff)
downloadop-kernel-dev-851982c1b6ca18cedf6d01e4529a0c1ddb30771e.zip
op-kernel-dev-851982c1b6ca18cedf6d01e4529a0c1ddb30771e.tar.gz
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.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index d1c747c..5480a94 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.
*/
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