ARM: imx2: Fix GPIO iosize

On MX1, MX21 and MX27 each GPIO port has an address space of 256 bytes.

Fix the iosize for these platforms.

Tested on a mx27_3ds board that can boot fine after this change.

Cc: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-imx/mm-imx1.c

@@ -50,8 +50,12 @@ void __init mx1_init_irq(void)
 
 void __init imx1_soc_init(void)
 {
-	mxc_register_gpio(0, MX1_GPIO1_BASE_ADDR, SZ_4K, MX1_GPIO_INT_PORTA, 0);
-	mxc_register_gpio(1, MX1_GPIO2_BASE_ADDR, SZ_4K, MX1_GPIO_INT_PORTB, 0);
-	mxc_register_gpio(2, MX1_GPIO3_BASE_ADDR, SZ_4K, MX1_GPIO_INT_PORTC, 0);
-	mxc_register_gpio(3, MX1_GPIO4_BASE_ADDR, SZ_4K, MX1_GPIO_INT_PORTD, 0);
+	mxc_register_gpio(0, MX1_GPIO1_BASE_ADDR, SZ_256,
+						MX1_GPIO_INT_PORTA, 0);
+	mxc_register_gpio(1, MX1_GPIO2_BASE_ADDR, SZ_256,
+						MX1_GPIO_INT_PORTB, 0);
+	mxc_register_gpio(2, MX1_GPIO3_BASE_ADDR, SZ_256,
+						MX1_GPIO_INT_PORTC, 0);
+	mxc_register_gpio(3, MX1_GPIO4_BASE_ADDR, SZ_256,
+						MX1_GPIO_INT_PORTD, 0);
 }

arch/arm/mach-imx/mm-imx21.c

@@ -76,10 +76,10 @@ void __init mx21_init_irq(void)
 
 void __init imx21_soc_init(void)
 {
-	mxc_register_gpio(0, MX21_GPIO1_BASE_ADDR, SZ_4K, MX21_INT_GPIO, 0);
-	mxc_register_gpio(1, MX21_GPIO2_BASE_ADDR, SZ_4K, MX21_INT_GPIO, 0);
-	mxc_register_gpio(2, MX21_GPIO3_BASE_ADDR, SZ_4K, MX21_INT_GPIO, 0);
-	mxc_register_gpio(3, MX21_GPIO4_BASE_ADDR, SZ_4K, MX21_INT_GPIO, 0);
-	mxc_register_gpio(4, MX21_GPIO5_BASE_ADDR, SZ_4K, MX21_INT_GPIO, 0);
-	mxc_register_gpio(5, MX21_GPIO6_BASE_ADDR, SZ_4K, MX21_INT_GPIO, 0);
+	mxc_register_gpio(0, MX21_GPIO1_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0);
+	mxc_register_gpio(1, MX21_GPIO2_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0);
+	mxc_register_gpio(2, MX21_GPIO3_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0);
+	mxc_register_gpio(3, MX21_GPIO4_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0);
+	mxc_register_gpio(4, MX21_GPIO5_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0);
+	mxc_register_gpio(5, MX21_GPIO6_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0);
 }

arch/arm/mach-imx/mm-imx27.c

@@ -76,10 +76,10 @@ void __init mx27_init_irq(void)
 
 void __init imx27_soc_init(void)
 {
-	mxc_register_gpio(0, MX27_GPIO1_BASE_ADDR, SZ_4K, MX27_INT_GPIO, 0);
-	mxc_register_gpio(1, MX27_GPIO2_BASE_ADDR, SZ_4K, MX27_INT_GPIO, 0);
-	mxc_register_gpio(2, MX27_GPIO3_BASE_ADDR, SZ_4K, MX27_INT_GPIO, 0);
-	mxc_register_gpio(3, MX27_GPIO4_BASE_ADDR, SZ_4K, MX27_INT_GPIO, 0);
-	mxc_register_gpio(4, MX27_GPIO5_BASE_ADDR, SZ_4K, MX27_INT_GPIO, 0);
-	mxc_register_gpio(5, MX27_GPIO6_BASE_ADDR, SZ_4K, MX27_INT_GPIO, 0);
+	mxc_register_gpio(0, MX27_GPIO1_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
+	mxc_register_gpio(1, MX27_GPIO2_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
+	mxc_register_gpio(2, MX27_GPIO3_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
+	mxc_register_gpio(3, MX27_GPIO4_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
+	mxc_register_gpio(4, MX27_GPIO5_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
+	mxc_register_gpio(5, MX27_GPIO6_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
 }