From: 谢修鑫 <xxx@rock-chips.com>
Date: Tue, 25 May 2010 16:17:30 +0000 (+0000)
Subject: edit pca9554.c
X-Git-Tag: firefly_0821_release~11467
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d24f40eadc3935e81b92e8f8b461fdc79cbbe188;p=firefly-linux-kernel-4.4.55.git

edit pca9554.c
---

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 04383183cf57..91baae369d7c 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -230,19 +230,19 @@ config GPIO_UCB1400
 	  To compile this driver as a module, choose M here: the
 	  module will be called ucb1400_gpio.
 
-config GPIO_TCA6424
-	bool "TCA6424 extend GPIO"
+config GPIO_PCA9554
+	bool "GPIO EXPANDER PCA9554"
 	depends on I2C
 	help
-	  Say yes here to access the TCA6424 extend GPIO 
+	  Say yes here to access the PCA9554 GPIO EXPANDER
 
-config ARCH_EXTEND_GPIOS	  
-	int
-	default 24 if GPIO_TCA6424
-	default 0
+config EXPANDED_GPIO_NUM  
+	int "setting the amount of expanded gpios"
+	default 8 if GPIO_PCA9554
+  default 0
 	
-config EXTEND_GPIO_IRQ
-	int
-	default 3 if GPIO_TCA6424	
+config EXPANDED_GPIO_IRQ_NUM
+	int "setting the amount of expanded gpio irqs"
+	default 8 if GPIO_PCA9554	
 	default 0	
 endif
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 00a532c9a1e2..8fef4c219b7b 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -19,3 +19,4 @@ obj-$(CONFIG_GPIO_XILINX)	+= xilinx_gpio.o
 obj-$(CONFIG_GPIO_BT8XX)	+= bt8xxgpio.o
 obj-$(CONFIG_GPIO_VR41XX)	+= vr41xx_giu.o
 obj-$(CONFIG_GPIO_WM831X)	+= wm831x-gpio.o
+obj-$(CONFIG_GPIO_PCA9554)	+= pca9554.o
diff --git a/drivers/gpio/pca9554.c b/drivers/gpio/pca9554.c
index e6813e2a003f..6ff0a260c482 100644
--- a/drivers/gpio/pca9554.c
+++ b/drivers/gpio/pca9554.c
@@ -100,7 +100,7 @@ struct pca9554_chip {
 };
 
 
-#if 1
+#if 0
 #define DBG(x...)	printk(KERN_INFO x)
 #else
 #define DBG(x...)
@@ -906,7 +906,7 @@ static int __devinit pca9554_probe(struct i2c_client *client,const struct i2c_de
 
 	chip->client = client;
 
-	pca9554_test(chip);
+	//pca9554_test(chip);
 
 	return 0;