imx: exit functions can/should be void

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-mx2/mx27ads.c

@@ -71,11 +71,10 @@ static int uart_mxc_port0_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart0_pins), "UART0");
 }
 
-static int uart_mxc_port0_exit(struct platform_device *pdev)
+static void uart_mxc_port0_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart0_pins,
 			ARRAY_SIZE(mxc_uart0_pins));
-	return 0;
 }
 
 static int mxc_uart1_pins[] = {
@@ -91,11 +90,10 @@ static int uart_mxc_port1_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart1_pins), "UART1");
 }
 
-static int uart_mxc_port1_exit(struct platform_device *pdev)
+static void uart_mxc_port1_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart1_pins,
 			ARRAY_SIZE(mxc_uart1_pins));
-	return 0;
 }
 
 static int mxc_uart2_pins[] = {
@@ -111,11 +109,10 @@ static int uart_mxc_port2_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart2_pins), "UART2");
 }
 
-static int uart_mxc_port2_exit(struct platform_device *pdev)
+static void uart_mxc_port2_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart2_pins,
 			ARRAY_SIZE(mxc_uart2_pins));
-	return 0;
 }
 
 static int mxc_uart3_pins[] = {
@@ -131,11 +128,10 @@ static int uart_mxc_port3_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart3_pins), "UART3");
 }
 
-static int uart_mxc_port3_exit(struct platform_device *pdev)
+static void uart_mxc_port3_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart3_pins,
 			ARRAY_SIZE(mxc_uart3_pins));
-	return 0;
 }
 
 static int mxc_uart4_pins[] = {
@@ -151,11 +147,10 @@ static int uart_mxc_port4_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart4_pins), "UART4");
 }
 
-static int uart_mxc_port4_exit(struct platform_device *pdev)
+static void uart_mxc_port4_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart4_pins,
 			ARRAY_SIZE(mxc_uart4_pins));
-	return 0;
 }
 
 static int mxc_uart5_pins[] = {
@@ -171,11 +166,10 @@ static int uart_mxc_port5_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart5_pins), "UART5");
 }
 
-static int uart_mxc_port5_exit(struct platform_device *pdev)
+static void uart_mxc_port5_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart5_pins,
 			ARRAY_SIZE(mxc_uart5_pins));
-	return 0;
 }
 
 static struct platform_device *platform_devices[] __initdata = {

arch/arm/mach-mx2/pcm038.c

@@ -101,11 +101,10 @@ static int uart_mxc_port0_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart0_pins), "UART0");
 }
 
-static int uart_mxc_port0_exit(struct platform_device *pdev)
+static void uart_mxc_port0_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart0_pins,
 			ARRAY_SIZE(mxc_uart0_pins));
-	return 0;
 }
 
 static int mxc_uart1_pins[] = {
@@ -121,11 +120,10 @@ static int uart_mxc_port1_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart1_pins), "UART1");
 }
 
-static int uart_mxc_port1_exit(struct platform_device *pdev)
+static void uart_mxc_port1_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart1_pins,
 			ARRAY_SIZE(mxc_uart1_pins));
-	return 0;
 }
 
 static int mxc_uart2_pins[] = { PE8_PF_UART3_TXD,
@@ -139,11 +137,10 @@ static int uart_mxc_port2_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_uart2_pins), "UART2");
 }
 
-static int uart_mxc_port2_exit(struct platform_device *pdev)
+static void uart_mxc_port2_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_uart2_pins,
 			ARRAY_SIZE(mxc_uart2_pins));
-	return 0;
 }
 
 static struct imxuart_platform_data uart_pdata[] = {

arch/arm/mach-mx2/pcm970-baseboard.c

@@ -105,11 +105,9 @@ static int pcm038_fb_init(struct platform_device *pdev)
 			ARRAY_SIZE(mxc_fb_pins), "FB");
 }
 
-static int pcm038_fb_exit(struct platform_device *pdev)
+static void pcm038_fb_exit(struct platform_device *pdev)
 {
 	mxc_gpio_release_multiple_pins(mxc_fb_pins, ARRAY_SIZE(mxc_fb_pins));
-
-	return 0;
 }
 
 /*

arch/arm/plat-mxc/include/mach/imx-uart.h

@@ -23,7 +23,7 @@
 
 struct imxuart_platform_data {
 	int (*init)(struct platform_device *pdev);
-	int (*exit)(struct platform_device *pdev);
+	void (*exit)(struct platform_device *pdev);
 	unsigned int flags;
 };
 

arch/arm/plat-mxc/include/mach/imxfb.h

@@ -76,8 +76,8 @@ struct imx_fb_platform_data {
 	u_char * fixed_screen_cpu;
 	dma_addr_t fixed_screen_dma;
 
-	int (*init)(struct platform_device*);
-	int (*exit)(struct platform_device*);
+	int (*init)(struct platform_device *);
+	void (*exit)(struct platform_device *);
 
 	void (*lcd_power)(int);
 	void (*backlight_power)(int);

arch/arm/plat-mxc/include/mach/usb.h

@@ -17,7 +17,7 @@
 
 struct imxusb_platform_data {
 	int (*init)(struct device *);
-	int (*exit)(struct device *);
+	void (*exit)(struct device *);
 };
 
 #endif /* __ASM_ARCH_MXC_USB */