autodetect flash width - thanks to Kestutis Kupciunas
authorImre Kaloz <kaloz@openwrt.org>
Mon, 19 Feb 2007 22:33:06 +0000 (22:33 +0000)
committerImre Kaloz <kaloz@openwrt.org>
Mon, 19 Feb 2007 22:33:06 +0000 (22:33 +0000)
SVN-Revision: 6327

target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c

index 8404b882c2c3b02a8d2a5b622dc719c19f6c9808..384020b27e722994116fe39417893a2d5f8fb6dd 100644 (file)
@@ -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))