changed Makefile and profiles, added patches for kernel 2.6.24

(stable-branch of Openmoko)


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13613 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 40 insertions, 0 deletions

diff --git a/target/linux/s3c24xx/patches-2.6.24/1312-GTA02-Improve-NAND-timings.patch b/target/linux/s3c24xx/patches-2.6.24/1312-GTA02-Improve-NAND-timings.patch
new file mode 100644
index 0000000000..67f867fcae
--- /dev/null
+++ b/target/linux/s3c24xx/patches-2.6.24/1312-GTA02-Improve-NAND-timings.patch
@@ -0,0 +1,40 @@
+From e144bf41b8674bce731e1afebcd04030a85b4a5b Mon Sep 17 00:00:00 2001
+From: Harald Welte <laforge@openmoko.org>
+Date: Tue, 21 Oct 2008 08:13:09 +0100
+Subject: [PATCH] GTA02: Improve NAND timings
+
+Rather than using conservative default timings for the NAND flash,
+use the timings as specified in the S3C2442B MCP data sheet.
+
+Signed-off-by: Harald Welte <laforge@openmoko.org>
+---
+ arch/arm/mach-s3c2440/mach-gta02.c |   10 +++++-----
+ 1 files changed, 5 insertions(+), 5 deletions(-)
+
+diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
+index 1a9d823..b1aa95b 100644
+--- a/arch/arm/mach-s3c2440/mach-gta02.c
++++ b/arch/arm/mach-s3c2440/mach-gta02.c
+@@ -872,14 +872,14 @@ static struct s3c2410_nand_set gta02_nand_sets[] = {
+ 	},
+ };
+ 
+-/* choose a set of timings which should suit most 512Mbit
+- * chips and beyond.
++/* choose a set of timings derived from S3C@2442B MCP54 
++ * data sheet (K5D2G13ACM-D075 MCP Memory)
+  */
+ 
+ static struct s3c2410_platform_nand gta02_nand_info = {
+-	.tacls		= 20,
+-	.twrph0		= 60,
+-	.twrph1		= 20,
++	.tacls		= 0,
++	.twrph0		= 25,
++	.twrph1		= 15,
+ 	.nr_sets	= ARRAY_SIZE(gta02_nand_sets),
+ 	.sets		= gta02_nand_sets,
+ 	.software_ecc	= 1,
+-- 
+1.5.6.5
+