From 285348e0868ac6d84acb6b3caa45aa9afdb87196 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Fri, 13 Feb 2015 10:54:01 +0000 Subject: [PATCH] ixp4xx: fix gpio_line_set() logic, fixes #18986 Signed-off-by: John Crispin SVN-Revision: 44439 --- .../patches-3.18/030-gpio_line_config.patch | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/target/linux/ixp4xx/patches-3.18/030-gpio_line_config.patch b/target/linux/ixp4xx/patches-3.18/030-gpio_line_config.patch index 0477b3863d..c71ffd6b76 100644 --- a/target/linux/ixp4xx/patches-3.18/030-gpio_line_config.patch +++ b/target/linux/ixp4xx/patches-3.18/030-gpio_line_config.patch @@ -1,6 +1,6 @@ --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c -@@ -84,22 +84,7 @@ void __init ixp4xx_map_io(void) +@@ -93,22 +93,7 @@ /* * GPIO-functions */ @@ -24,7 +24,7 @@ { if (direction == IXP4XX_GPIO_IN) *IXP4XX_GPIO_GPOER |= (1 << line); -@@ -107,12 +92,12 @@ static void gpio_line_config(u8 line, u3 +@@ -116,17 +101,17 @@ *IXP4XX_GPIO_GPOER &= ~(1 << line); } @@ -37,11 +37,19 @@ -static void gpio_line_set(u8 line, int value) +void gpio_line_set(u8 line, int value) { - if (value == IXP4XX_GPIO_HIGH) - *IXP4XX_GPIO_GPOUTR |= (1 << line); +- if (value == IXP4XX_GPIO_HIGH) +- *IXP4XX_GPIO_GPOUTR |= (1 << line); +- else if (value == IXP4XX_GPIO_LOW) ++ if (value == IXP4XX_GPIO_LOW) + *IXP4XX_GPIO_GPOUTR &= ~(1 << line); ++ else ++ *IXP4XX_GPIO_GPOUTR |= (1 << line); + } + + /************************************************************************* --- a/arch/arm/mach-ixp4xx/include/mach/platform.h +++ b/arch/arm/mach-ixp4xx/include/mach/platform.h -@@ -131,5 +131,21 @@ struct pci_sys_data; +@@ -131,5 +131,21 @@ extern int ixp4xx_setup(int nr, struct pci_sys_data *sys); extern struct pci_ops ixp4xx_ops; -- 2.30.2