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ralink: gpio driver should not set gpio to input when irq is querired

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Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 37567
This commit is contained in:
John Crispin 2013-07-27 09:23:45 +00:00
parent eb089abd28
commit 13b7ab81cf
1 changed files with 24 additions and 16 deletions
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40
target/linux/ramips/patches-3.10/0023-GPIO-MIPS-ralink-adds-ralink-gpio-support.patch
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@ -17,9 +17,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
create mode 100644 arch/mips/include/asm/mach-ralink/gpio.h
create mode 100644 drivers/gpio/gpio-ralink.c
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -443,6 +443,7 @@ config RALINK
Index: linux-3.10.3/arch/mips/Kconfig
===================================================================
--- linux-3.10.3.orig/arch/mips/Kconfig 2013-07-27 10:24:36.376236698 +0200
+++ linux-3.10.3/arch/mips/Kconfig 2013-07-27 11:11:09.804861224 +0200
@@ -443,6 +443,7 @@
select SYS_HAS_EARLY_PRINTK
select HAVE_MACH_CLKDEV
select CLKDEV_LOOKUP
@ -27,8 +29,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
config SGI_IP22
bool "SGI IP22 (Indy/Indigo2)"
--- /dev/null
+++ b/arch/mips/include/asm/mach-ralink/gpio.h
Index: linux-3.10.3/arch/mips/include/asm/mach-ralink/gpio.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.3/arch/mips/include/asm/mach-ralink/gpio.h 2013-07-27 10:24:40.532236797 +0200
@@ -0,0 +1,24 @@
+/*
+ * Ralink SoC GPIO API support
@ -54,9 +58,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+#define gpio_to_irq __gpio_to_irq
+
+#endif /* __ASM_MACH_RALINK_GPIO_H */
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -209,6 +209,12 @@ config GPIO_RCAR
Index: linux-3.10.3/drivers/gpio/Kconfig
===================================================================
--- linux-3.10.3.orig/drivers/gpio/Kconfig 2013-07-26 00:16:45.000000000 +0200
+++ linux-3.10.3/drivers/gpio/Kconfig 2013-07-27 10:24:40.532236797 +0200
@@ -209,6 +209,12 @@
help
Say yes here to support GPIO on Renesas R-Car SoCs.
@ -69,9 +75,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
config GPIO_SPEAR_SPICS
bool "ST SPEAr13xx SPI Chip Select as GPIO support"
depends on PLAT_SPEAR
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -56,6 +56,7 @@ obj-$(CONFIG_GPIO_PCF857X) += gpio-pcf85
Index: linux-3.10.3/drivers/gpio/Makefile
===================================================================
--- linux-3.10.3.orig/drivers/gpio/Makefile 2013-07-26 00:16:45.000000000 +0200
+++ linux-3.10.3/drivers/gpio/Makefile 2013-07-27 10:24:40.536236797 +0200
@@ -56,6 +56,7 @@
obj-$(CONFIG_GPIO_PCH) += gpio-pch.o
obj-$(CONFIG_GPIO_PL061) += gpio-pl061.o
obj-$(CONFIG_GPIO_PXA) += gpio-pxa.o
@ -79,9 +87,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
obj-$(CONFIG_GPIO_RC5T583) += gpio-rc5t583.o
obj-$(CONFIG_GPIO_RDC321X) += gpio-rdc321x.o
obj-$(CONFIG_GPIO_RCAR) += gpio-rcar.o
--- /dev/null
+++ b/drivers/gpio/gpio-ralink.c
@@ -0,0 +1,326 @@
Index: linux-3.10.3/drivers/gpio/gpio-ralink.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.3/drivers/gpio/gpio-ralink.c 2013-07-27 11:04:07.668851107 +0200
@@ -0,0 +1,324 @@
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
@ -204,8 +214,6 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ if (rg->irq < 1)
+ return -1;
+
+ ralink_gpio_direction_input(chip, pin);
+
+ return irq_create_mapping(rg->domain, pin);
+}
+