openwrtv4/target/linux/ramips/patches-3.8/0040-MIPS-ralink-add-memory-definition-for-RT2880.patch

From 1ca89d8a262f27f4ecd45d40b6774c415842421a Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 13 Apr 2013 15:37:37 +0200
Subject: [PATCH 40/79] MIPS: ralink: add memory definition for RT2880

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/5181/
---
 arch/mips/include/asm/mach-ralink/rt288x.h |    4 ++++
 arch/mips/ralink/rt288x.c                  |    4 ++++
 2 files changed, 8 insertions(+)

diff --git a/arch/mips/include/asm/mach-ralink/rt288x.h b/arch/mips/include/asm/mach-ralink/rt288x.h
index ad8b42d..03ad716 100644
--- a/arch/mips/include/asm/mach-ralink/rt288x.h
+++ b/arch/mips/include/asm/mach-ralink/rt288x.h
@@ -46,4 +46,8 @@
 
 #define CLKCFG_SRAM_CS_N_WDT		BIT(9)
 
+#define RT2880_SDRAM_BASE		0x08000000
+#define RT2880_MEM_SIZE_MIN		2
+#define RT2880_MEM_SIZE_MAX		128
+
 #endif
diff --git a/arch/mips/ralink/rt288x.c b/arch/mips/ralink/rt288x.c
index 1e0788e..f87de1a 100644
--- a/arch/mips/ralink/rt288x.c
+++ b/arch/mips/ralink/rt288x.c
@@ -136,4 +136,8 @@ void prom_soc_init(struct ralink_soc_info *soc_info)
 		name,
 		(id >> CHIP_ID_ID_SHIFT) & CHIP_ID_ID_MASK,
 		(id & CHIP_ID_REV_MASK));
+
+	soc_info->mem_base = RT2880_SDRAM_BASE;
+	soc_info->mem_size_min = RT2880_MEM_SIZE_MIN;
+	soc_info->mem_size_max = RT2880_MEM_SIZE_MAX;
 }
-- 
1.7.10.4