openwrt/target/linux/ar71xx/patches-2.6.38/206-nxp-74hc153-gpio-chip-driver.patch

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--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -411,4 +411,12 @@ config GPIO_JANZ_TTL
This driver provides support for driving the pins in output
mode only. Input mode is not supported.
+comment "Other GPIO expanders"
+
+config GPIO_NXP_74HC153
+ tristate "NXP 74HC153 Dual 4-input multiplexer"
+ help
+ Platform driver for NXP 74HC153 Dual 4-input Multiplexer. This
+ provides a GPIO interface supporting inputs.
+
endif
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_GPIO_MAX7301) += max7301.o
obj-$(CONFIG_GPIO_MAX732X) += max732x.o
obj-$(CONFIG_GPIO_MC33880) += mc33880.o
obj-$(CONFIG_GPIO_MCP23S08) += mcp23s08.o
+obj-$(CONFIG_GPIO_NXP_74HC153) += nxp_74hc153.o
obj-$(CONFIG_GPIO_74X164) += 74x164.o
obj-$(CONFIG_GPIO_PCA953X) += pca953x.o
obj-$(CONFIG_GPIO_PCF857X) += pcf857x.o