diff options
Diffstat (limited to 'linux/3.1.6/0002-n35-Update-GPIO-documentation-for-Acer-n35.patch')
| -rw-r--r-- | linux/3.1.6/0002-n35-Update-GPIO-documentation-for-Acer-n35.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/linux/3.1.6/0002-n35-Update-GPIO-documentation-for-Acer-n35.patch b/linux/3.1.6/0002-n35-Update-GPIO-documentation-for-Acer-n35.patch new file mode 100644 index 0000000..2d2fdb6 --- /dev/null +++ b/linux/3.1.6/0002-n35-Update-GPIO-documentation-for-Acer-n35.patch @@ -0,0 +1,36 @@ +From d09acdd4292db1c10fb63f2f7247dd7ac800ead6 Mon Sep 17 00:00:00 2001 +From: Jiri Pinkava <jiri.pinkava@vscht.cz> +Date: Sat, 29 May 2010 17:11:10 +0200 +Subject: [PATCH 02/14] n35: Update GPIO documentation for Acer n35 + +Signed-off-by: Jiri Pinkava <jiri.pinkava@vscht.cz> +--- + arch/arm/mach-s3c2410/mach-n30.c | 12 +++++------- + 1 files changed, 5 insertions(+), 7 deletions(-) + +diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c +index e732619..abbb9b5 100644 +--- a/arch/arm/mach-s3c2410/mach-n30.c ++++ b/arch/arm/mach-s3c2410/mach-n30.c +@@ -410,13 +410,11 @@ static struct s3c2410_platform_i2c __initdata n30_i2ccfg = { + static void __init n30_hwinit(void) + { + /* GPA0-11 special functions -- unknown what they do +- * GPA12 N30 special function -- unknown what it does +- * N35/PiN output -- unknown what it does +- * +- * A12 is nGCS1 on the N30 and an output on the N35/PiN. I +- * don't think it does anything useful on the N30, so I ought +- * to make it an output there too since it always driven to 0 +- * as far as I can tell. */ ++ * GPA12 N30 special function (nGCS1) -- unknown what it does ++ * PiN output -- unknown function ++ * N35 output -- turn on/off red led, 0 = normal operation, ++ * 1 = turn off red led at all. Note: GPD9 must be input or ++ * output with value set to 1 before setting GPA12 to 0. */ + if (machine_is_n30()) + __raw_writel(0x007fffff, S3C2410_GPACON); + if (machine_is_n35()) +-- +1.7.3.1 + |