Add 2.6.27 support to rb532, nand is not recognized, needs to be sorted out

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13224 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 35 insertions, 0 deletions

diff --git a/target/linux/rb532/patches-2.6.27/006-pata_rb532_cf_fix_prototype.patch b/target/linux/rb532/patches-2.6.27/006-pata_rb532_cf_fix_prototype.patch
new file mode 100644
index 0000000000..1a7cbd0ef3
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.27/006-pata_rb532_cf_fix_prototype.patch
@@ -0,0 +1,35 @@
+Per definition, this function should return the number of bytes
+consumed. Also take care of the unlikely case when buflen is not a
+multiple of four; while transferring, the division cuts the remaining
+bytes, so alter the return value accordingly.
+
+Signed-off-by: Phil Sutter <n0-1@freewrt.org>
+---
+ drivers/ata/pata_rb532_cf.c |    3 ++-
+ 1 files changed, 2 insertions(+), 1 deletions(-)
+
+diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c
+index b919012..95a0d66 100644
+--- a/drivers/ata/pata_rb532_cf.c
++++ b/drivers/ata/pata_rb532_cf.c
+@@ -75,7 +75,7 @@ static void rb532_pata_exec_command(struct ata_port *ap,
+ 	rb532_pata_finish_io(ap);
+ }
+ 
+-static void rb532_pata_data_xfer(struct ata_device *adev,
++static unsigned int rb532_pata_data_xfer(struct ata_device *adev,
+ 		unsigned char *buf, unsigned int buflen, int write_data)
+ {
+ 	struct ata_port *ap = adev->link->ap;
+@@ -87,6 +87,7 @@ static void rb532_pata_data_xfer(struct ata_device *adev,
+ 		readsl(ioaddr, buf, buflen / sizeof(u32));
+ 
+ 	rb532_pata_finish_io(adev->link->ap);
++	return buflen - (buflen % sizeof(u32));
+ }
+ 
+ static void rb532_pata_freeze(struct ata_port *ap)
+-- 
+1.5.6.4
+
+