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authorJohn Crispin <blogic@openwrt.org>2013-04-13 20:23:19 +0200
committerRalf Baechle <ralf@linux-mips.org>2013-05-08 01:19:12 +0200
commitfe98f612a1ef5a7ca0ecd26530509ce129838995 (patch)
tree15c31d9504815ff5ede9b3a95af1c825f4d76652 /arch/mips
parent38d5b81cde857a051efa73d56bf195fcf3f24a06 (diff)
downloadlinux-fe98f612a1ef5a7ca0ecd26530509ce129838995.tar.bz2
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/
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/include/asm/mach-ralink/rt3883.h4
-rw-r--r--arch/mips/ralink/rt3883.c4
2 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-ralink/rt3883.h b/arch/mips/include/asm/mach-ralink/rt3883.h
index 3507057cca96..058382f37f92 100644
--- 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 6b22f4f550ad..b474ac284b83 100644
--- 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;
}