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authorAlexandros C. Couloumbis <alex@ozo.com>2010-03-16 08:23:02 +0000
committerAlexandros C. Couloumbis <alex@ozo.com>2010-03-16 08:23:02 +0000
commitb254833bae548f5513b6f06367fe2996a7be4be1 (patch)
tree9220997e4051cee8722824c772568bfb2261ecd2 /target/linux/rb532/patches-2.6.33/002-rb532_nand_fixup.patch
parentdc49c59a07a7fe5d68ba06c7760b154239b2aeae (diff)
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rb532: sync patches. Use 2.6.33.1 kernel
SVN-Revision: 20237
Diffstat (limited to 'target/linux/rb532/patches-2.6.33/002-rb532_nand_fixup.patch')
-rw-r--r--target/linux/rb532/patches-2.6.33/002-rb532_nand_fixup.patch48
1 files changed, 48 insertions, 0 deletions
diff --git a/target/linux/rb532/patches-2.6.33/002-rb532_nand_fixup.patch b/target/linux/rb532/patches-2.6.33/002-rb532_nand_fixup.patch
new file mode 100644
index 0000000..0ba9fef
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.33/002-rb532_nand_fixup.patch
@@ -0,0 +1,48 @@
+--- a/arch/mips/rb532/devices.c
++++ b/arch/mips/rb532/devices.c
+@@ -139,6 +139,19 @@ static struct platform_device cf_slot0 =
+ };
+
+ /* Resources and device for NAND */
++
++/*
++ * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
++ * will not be able to find the kernel that we load. So set the oobinfo
++ * when creating the partitions
++ */
++static struct nand_ecclayout rb532_nand_ecclayout = {
++ .eccbytes = 6,
++ .eccpos = { 8, 9, 10, 13, 14, 15 },
++ .oobavail = 9,
++ .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
++};
++
+ static int rb532_dev_ready(struct mtd_info *mtd)
+ {
+ return gpio_get_value(GPIO_RDY);
+@@ -280,6 +293,16 @@ static void __init parse_mac_addr(char *
+ /* NAND definitions */
+ #define NAND_CHIP_DELAY 25
+
++static int rb532_nand_fixup(struct mtd_info *mtd)
++{
++ struct nand_chip *chip = mtd->priv;
++
++ if (mtd->writesize == 512)
++ chip->ecc.layout = &rb532_nand_ecclayout;
++
++ return 0;
++}
++
+ static void __init rb532_nand_setup(void)
+ {
+ switch (mips_machtype) {
+@@ -299,6 +322,8 @@ static void __init rb532_nand_setup(void
+ rb532_nand_data.chip.partitions = rb532_partition_info;
+ rb532_nand_data.chip.chip_delay = NAND_CHIP_DELAY;
+ rb532_nand_data.chip.options = NAND_NO_AUTOINCR;
++
++ rb532_nand_data.chip.chip_fixup = &rb532_nand_fixup;
+ }
+
+