openwrt/target/linux/ramips/patches-3.8/0127-MIPS-ralink-make-use-o...

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1.2 KiB
Diff

From 1618a00f709817cbcdebf038d0b5e251c8d67237 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 13 Apr 2013 15:15:51 +0200
Subject: [PATCH 127/137] MIPS: ralink: make use of the new memory detection
code
Call detect_memory_region() from plat_mem_setup() unless the size was already
read from the system controller.
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5184/
---
arch/mips/ralink/of.c | 9 +++++++++
1 file changed, 9 insertions(+)
--- a/arch/mips/ralink/of.c
+++ b/arch/mips/ralink/of.c
@@ -11,6 +11,7 @@
#include <linux/io.h>
#include <linux/clk.h>
#include <linux/init.h>
+#include <linux/sizes.h>
#include <linux/of_fdt.h>
#include <linux/kernel.h>
#include <linux/bootmem.h>
@@ -85,6 +86,14 @@ void __init plat_mem_setup(void)
* parsed resulting in our memory appearing
*/
__dt_setup_arch(&__dtb_start);
+
+ if (soc_info.mem_size)
+ add_memory_region(soc_info.mem_base, soc_info.mem_size,
+ BOOT_MEM_RAM);
+ else
+ detect_memory_region(soc_info.mem_base,
+ soc_info.mem_size_min * SZ_1M,
+ soc_info.mem_size_max * SZ_1M);
}
static int __init plat_of_setup(void)