PXA: pxa-regs.h cleanup

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
diff --git a/board/zipitz2/zipitz2.c b/board/zipitz2/zipitz2.c
index 14d1d76..f7edc4c 100644
--- a/board/zipitz2/zipitz2.c
+++ b/board/zipitz2/zipitz2.c
@@ -28,6 +28,7 @@
 #include <serial.h>
 #include <asm/arch/hardware.h>
 #include <spi.h>
+#include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -129,24 +130,24 @@
 {
 	/* GPIO 13 */
 	if (set)
-		GPSR0 = (1 << 13);
+		writel((1 << 13), GPSR0);
 	else
-		GPCR0 = (1 << 13);
+		writel((1 << 13), GPCR0);
 }
 
 void zipitz2_spi_scl(int set)
 {
 	/* GPIO 22 */
 	if (set)
-		GPCR0 = (1 << 22);
+		writel((1 << 22), GPCR0);
 	else
-		GPSR0 = (1 << 22);
+		writel((1 << 22), GPSR0);
 }
 
 unsigned char zipitz2_spi_read(void)
 {
 	/* GPIO 40 */
-	return !!(GPLR1 & (1 << 8));
+	return !!(readl(GPLR1) & (1 << 8));
 }
 
 int spi_cs_is_valid(unsigned int bus, unsigned int cs)
@@ -158,13 +159,13 @@
 void spi_cs_activate(struct spi_slave *slave)
 {
 	/* GPIO 88 low */
-	GPCR2 = (1 << 24);
+	writel((1 << 24), GPCR2);
 }
 
 void spi_cs_deactivate(struct spi_slave *slave)
 {
 	/* GPIO 88 high */
-	GPSR2 = (1 << 24);
+	writel((1 << 24), GPSR2);
 
 }
 
@@ -176,20 +177,20 @@
 	unsigned char dummy[3] = { 0, 0, 0 };
 
 	/* PWM2 AF */
-	GAFR0_L |= 0x00800000;
+	writel(readl(GAFR0_L) | 0x00800000, GAFR0_L);
 	/* Enable clock to all PWM */
-	CKEN |= 0x3;
+	writel(readl(CKEN) | 0x3, CKEN);
 	/* Configure PWM2 */
-	PWM_CTRL2 = 0x4f;
-	PWM_PWDUTY2 = 0x2ff;
-	PWM_PERVAL2 = 792;
+	writel(0x4f, PWM_CTRL2);
+	writel(0x2ff, PWM_PWDUTY2);
+	writel(792, PWM_PERVAL2);
 
 	/* Toggle the reset pin to reset the LCD */
-	GPSR0 = (1 << 19);
+	writel((1 << 19), GPSR0);
 	udelay(100000);
-	GPCR0 = (1 << 19);
+	writel((1 << 19), GPCR0);
 	udelay(20000);
-	GPSR0 = (1 << 19);
+	writel((1 << 19), GPSR0);
 	udelay(20000);
 
 	/* Program the LCD init sequence */
@@ -208,6 +209,6 @@
 			udelay(lcd_data[i].mdelay * 1000);
 	}
 
-	GPSR0 = (1 << 11);
+	writel((1 << 11), GPSR0);
 }
 #endif