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-rw-r--r--arch/arm/mach-at91/at91sam9260.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index ee26550cdc2..380f12a1220 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -47,6 +47,20 @@ static struct map_desc at91sam9260_sram_desc[] __initdata = {
}
};
+static struct map_desc at91sam9g20_sram_desc[] __initdata = {
+ {
+ .virtual = AT91_IO_VIRT_BASE - AT91SAM9G20_SRAM0_SIZE,
+ .pfn = __phys_to_pfn(AT91SAM9G20_SRAM0_BASE),
+ .length = AT91SAM9G20_SRAM0_SIZE,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = AT91_IO_VIRT_BASE - AT91SAM9G20_SRAM0_SIZE - AT91SAM9G20_SRAM1_SIZE,
+ .pfn = __phys_to_pfn(AT91SAM9G20_SRAM1_BASE),
+ .length = AT91SAM9G20_SRAM1_SIZE,
+ .type = MT_DEVICE,
+ }
+};
+
static struct map_desc at91sam9xe_sram_desc[] __initdata = {
{
.pfn = __phys_to_pfn(AT91SAM9XE_SRAM_BASE),
@@ -307,6 +321,8 @@ void __init at91sam9260_initialize(unsigned long main_clock)
if (cpu_is_at91sam9xe())
at91sam9xe_initialize();
+ else if (cpu_is_at91sam9g20())
+ iotable_init(at91sam9g20_sram_desc, ARRAY_SIZE(at91sam9g20_sram_desc));
else
iotable_init(at91sam9260_sram_desc, ARRAY_SIZE(at91sam9260_sram_desc));