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DB1x00 FLASH and Kernel 2.6.8.1

PATCH Charles Eidsness 2 participants 2 messages Oct 6, 2004 – Oct 9, 2004

Subsystems (2)
Memory technology devices (MTD) MIPS
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Charles Eidsness

author
#0 lore raw

Hi All,

I had to make a minor change to the db1x00 flash's memory map definition file in version 2.6.8.1 of the kernel in order to get flash support to compile. See attached patch if interested.

Cheers,
Charles

drivers/mtd/maps/db1x00-flash.c +3 -3
@@ -164,9 +164,9 @@
 			return 1;
 	}
 	db1xxx_mtd_map.size = window_size;
-	db1xxx_mtd_map.buswidth = flash_buswidth;
+	db1xxx_mtd_map.bankwidth = flash_buswidth;
 	db1xxx_mtd_map.phys = window_addr;
-	db1xxx_mtd_map.buswidth = flash_buswidth;
+	db1xxx_mtd_map.bankwidth = flash_buswidth;
 	return 0;
 }
 

@@ -189,7 +189,7 @@
 	 * specific machine settings might have been set above.
 	 */
 	printk(KERN_NOTICE "Db1xxx flash: probing %d-bit flash bus\n",
-			db1xxx_mtd_map.buswidth*8);
+			db1xxx_mtd_map.bankwidth*8);
 	db1xxx_mtd_map.virt = (unsigned long)ioremap(window_addr, window_size);
 	db1xxx_mtd = do_map_probe("cfi_probe", &db1xxx_mtd_map);
 	if (!db1xxx_mtd) return -ENXIO;
#1 lore raw
Quoted 3 lines · Charles Eidsness

Hi All,

I had to make a minor change to the db1x00 flash's memory map definition file in version 2.6.8.1 of the kernel in order to get flash support to compile. See attached patch if interested.

I fixed this recently and pushed the patch in linux-mips and the mtd tree.

Pete

Quoted 31 lines

Cheers,
Charles

--- linux-2.6.8.1-mips/drivers/mtd/maps/db1x00-flash.c 2004-01-30
02:34:34.000000000 -0500
+++ linux-2.6.8.1-mips/drivers/mtd/maps/db1x00-flash.c 2004-10-06
10:39:20.950558416 -0400

drivers/mtd/maps/db1x00-flash.c +3 -3
@@ -164,9 +164,9 @@
             return 1;
     }
     db1xxx_mtd_map.size = window_size;
-    db1xxx_mtd_map.buswidth = flash_buswidth;
+    db1xxx_mtd_map.bankwidth = flash_buswidth;
     db1xxx_mtd_map.phys = window_addr;
-    db1xxx_mtd_map.buswidth = flash_buswidth;
+    db1xxx_mtd_map.bankwidth = flash_buswidth;
     return 0;
 }
 

@@ -189,7 +189,7 @@
      * specific machine settings might have been set above.
      */
     printk(KERN_NOTICE "Db1xxx flash: probing %d-bit flash bus\n",
-            db1xxx_mtd_map.buswidth*8);
+            db1xxx_mtd_map.bankwidth*8);
     db1xxx_mtd_map.virt = (unsigned long)ioremap(window_addr, 
 window_size);
     db1xxx_mtd = do_map_probe("cfi_probe", &db1xxx_mtd_map);

     if (!db1xxx_mtd) return -ENXIO;