From 1d7bfc46eccc002136bc208ee60f1532dc231ffa Mon Sep 17 00:00:00 2001
From: Imre Kaloz <kaloz@openwrt.org>
Date: Mon, 19 Feb 2007 22:33:06 +0000
Subject: [PATCH] autodetect flash width - thanks to Kestutis Kupciunas
SVN-Revision: 6327
---
.../atheros-2.6/files/arch/mips/atheros/ar5312.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c
index 8404b882c2..384020b27e 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c
@@ -215,6 +215,7 @@ int __init ar5312_init_devices(void)
struct ar531x_boarddata *bcfg;
char *radio, *c;
int dev = 0;
+ uint32_t fctl = 0;
if (!is_5312)
return 0;
@@ -253,6 +254,19 @@ int __init ar5312_init_devices(void)
ar5312_eth0_data.board_config = board_config;
ar5312_eth1_data.board_config = board_config;
+
+ /* fixup flash width; TODO: constants -> defines */
+ fctl = sysRegRead(AR531X_FLASHCTL) & 0x30000000;
+ switch (fctl) {
+ case 0x20000000:
+ ar5312_flash_data.width = 2;
+ break;
+ case 0x00000000:
+ default:
+ ar5312_flash_data.width = 1;
+ break;
+ }
+
ar5312_devs[dev++] = &ar5312_physmap_flash;
if (!memcmp(bcfg->enet0Mac, "\xff\xff\xff\xff\xff\xff", 6))
--
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