MIPS: ralink: add memory definition for RT3883

Populate struct soc_info with the data that describes our RAM window.

Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5182/

diff --git a/arch/mips/include/asm/mach-ralink/rt3883.h b/arch/mips/include/asm/mach-ralink/rt3883.h
index 3507057..058382f 100644 (file)
--- a/arch/mips/include/asm/mach-ralink/rt3883.h
+++ b/arch/mips/include/asm/mach-ralink/rt3883.h
@@ -245,4 +245,8 @@
 #define RT3883_FLASH_CFG_WIDTH_16BIT   0x1
 #define RT3883_FLASH_CFG_WIDTH_32BIT   0x2
 
+#define RT3883_SDRAM_BASE              0x00000000
+#define RT3883_MEM_SIZE_MIN            2
+#define RT3883_MEM_SIZE_MAX            256
+
 #endif /* _RT3883_REGS_H_ */

diff --git a/arch/mips/ralink/rt3883.c b/arch/mips/ralink/rt3883.c
index 6b22f4f..b474ac2 100644 (file)
--- a/arch/mips/ralink/rt3883.c
+++ b/arch/mips/ralink/rt3883.c
@@ -239,4 +239,8 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
                name,
                (id >> RT3883_REVID_VER_ID_SHIFT) & RT3883_REVID_VER_ID_MASK,
                (id & RT3883_REVID_ECO_ID_MASK));
+
+       soc_info->mem_base = RT3883_SDRAM_BASE;
+       soc_info->mem_size_min = RT3883_MEM_SIZE_MIN;
+       soc_info->mem_size_max = RT3883_MEM_SIZE_MAX;
 }