pinctrl: mvebu: dove: use remapped mpp4 register

Now that we have an ioremapped mpp4 register, get rid of hardcoded
physical addresses. While at it, also remove DOVE_ prefix from those
macros.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/mvebu/pinctrl-dove.c

@@ -46,18 +46,19 @@
 #define  DOVE_AU1_SPDIFO_GPIO_EN	BIT(1)
 #define  DOVE_NAND_GPIO_EN		BIT(0)
 #define DOVE_GPIO_LO_VIRT_BASE		(DOVE_SB_REGS_VIRT_BASE + 0xd0400)
-#define DOVE_MPP_CTRL4_VIRT_BASE	(DOVE_GPIO_LO_VIRT_BASE + 0x40)
-#define  DOVE_SPI_GPIO_SEL		BIT(5)
-#define  DOVE_UART1_GPIO_SEL		BIT(4)
-#define  DOVE_AU1_GPIO_SEL		BIT(3)
-#define  DOVE_CAM_GPIO_SEL		BIT(2)
-#define  DOVE_SD1_GPIO_SEL		BIT(1)
-#define  DOVE_SD0_GPIO_SEL		BIT(0)
 
 /* MPP Base registers */
 #define PMU_MPP_GENERAL_CTRL	0x10
 #define  AU0_AC97_SEL		BIT(16)
 
+/* MPP Control 4 register */
+#define SPI_GPIO_SEL		BIT(5)
+#define UART1_GPIO_SEL		BIT(4)
+#define AU1_GPIO_SEL		BIT(3)
+#define CAM_GPIO_SEL		BIT(2)
+#define SD1_GPIO_SEL		BIT(1)
+#define SD0_GPIO_SEL		BIT(0)
+
 #define CONFIG_PMU	BIT(4)
 
 static void __iomem *mpp_base;
@@ -115,24 +116,24 @@ static int dove_pmu_mpp_ctrl_set(unsigned pid, unsigned long config)
 
 static int dove_mpp4_ctrl_get(unsigned pid, unsigned long *config)
 {
-	unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+	unsigned long mpp4 = readl(mpp4_base);
 	unsigned long mask;
 
 	switch (pid) {
 	case 24: /* mpp_camera */
-		mask = DOVE_CAM_GPIO_SEL;
+		mask = CAM_GPIO_SEL;
 		break;
 	case 40: /* mpp_sdio0 */
-		mask = DOVE_SD0_GPIO_SEL;
+		mask = SD0_GPIO_SEL;
 		break;
 	case 46: /* mpp_sdio1 */
-		mask = DOVE_SD1_GPIO_SEL;
+		mask = SD1_GPIO_SEL;
 		break;
 	case 58: /* mpp_spi0 */
-		mask = DOVE_SPI_GPIO_SEL;
+		mask = SPI_GPIO_SEL;
 		break;
 	case 62: /* mpp_uart1 */
-		mask = DOVE_UART1_GPIO_SEL;
+		mask = UART1_GPIO_SEL;
 		break;
 	default:
 		return -EINVAL;
@@ -145,24 +146,24 @@ static int dove_mpp4_ctrl_get(unsigned pid, unsigned long *config)
 
 static int dove_mpp4_ctrl_set(unsigned pid, unsigned long config)
 {
-	unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+	unsigned long mpp4 = readl(mpp4_base);
 	unsigned long mask;
 
 	switch (pid) {
 	case 24: /* mpp_camera */
-		mask = DOVE_CAM_GPIO_SEL;
+		mask = CAM_GPIO_SEL;
 		break;
 	case 40: /* mpp_sdio0 */
-		mask = DOVE_SD0_GPIO_SEL;
+		mask = SD0_GPIO_SEL;
 		break;
 	case 46: /* mpp_sdio1 */
-		mask = DOVE_SD1_GPIO_SEL;
+		mask = SD1_GPIO_SEL;
 		break;
 	case 58: /* mpp_spi0 */
-		mask = DOVE_SPI_GPIO_SEL;
+		mask = SPI_GPIO_SEL;
 		break;
 	case 62: /* mpp_uart1 */
-		mask = DOVE_UART1_GPIO_SEL;
+		mask = UART1_GPIO_SEL;
 		break;
 	default:
 		return -EINVAL;
@@ -172,7 +173,7 @@ static int dove_mpp4_ctrl_set(unsigned pid, unsigned long config)
 	if (config)
 		mpp4 |= mask;
 
-	writel(mpp4, DOVE_MPP_CTRL4_VIRT_BASE);
+	writel(mpp4, mpp4_base);
 
 	return 0;
 }
@@ -222,13 +223,13 @@ static int dove_audio0_ctrl_set(unsigned pid, unsigned long config)
 
 static int dove_audio1_ctrl_get(unsigned pid, unsigned long *config)
 {
-	unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+	unsigned int mpp4 = readl(mpp4_base);
 	unsigned long sspc1 = readl(DOVE_SSP_CTRL_STATUS_1);
 	unsigned long gmpp = readl(DOVE_MPP_GENERAL_VIRT_BASE);
 	unsigned long gcfg2 = readl(DOVE_GLOBAL_CONFIG_2);
 
 	*config = 0;
-	if (mpp4 & DOVE_AU1_GPIO_SEL)
+	if (mpp4 & AU1_GPIO_SEL)
 		*config |= BIT(3);
 	if (sspc1 & DOVE_SSP_ON_AU1)
 		*config |= BIT(2);
@@ -248,7 +249,7 @@ static int dove_audio1_ctrl_get(unsigned pid, unsigned long *config)
 
 static int dove_audio1_ctrl_set(unsigned pid, unsigned long config)
 {
-	unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+	unsigned int mpp4 = readl(mpp4_base);
 	unsigned long sspc1 = readl(DOVE_SSP_CTRL_STATUS_1);
 	unsigned long gmpp = readl(DOVE_MPP_GENERAL_VIRT_BASE);
 	unsigned long gcfg2 = readl(DOVE_GLOBAL_CONFIG_2);
@@ -259,7 +260,7 @@ static int dove_audio1_ctrl_set(unsigned pid, unsigned long config)
 	gcfg2 &= ~DOVE_TWSI_OPTION3_GPIO;
 	gmpp &= ~DOVE_AU1_SPDIFO_GPIO_EN;
 	sspc1 &= ~DOVE_SSP_ON_AU1;
-	mpp4 &= ~DOVE_AU1_GPIO_SEL;
+	mpp4 &= ~AU1_GPIO_SEL;
 
 	if (config & BIT(0))
 		gcfg2 |= DOVE_TWSI_OPTION3_GPIO;
@@ -268,9 +269,9 @@ static int dove_audio1_ctrl_set(unsigned pid, unsigned long config)
 	if (config & BIT(2))
 		sspc1 |= DOVE_SSP_ON_AU1;
 	if (config & BIT(3))
-		mpp4 |= DOVE_AU1_GPIO_SEL;
+		mpp4 |= AU1_GPIO_SEL;
 
-	writel(mpp4, DOVE_MPP_CTRL4_VIRT_BASE);
+	writel(mpp4, mpp4_base);
 	writel(sspc1, DOVE_SSP_CTRL_STATUS_1);
 	writel(gmpp, DOVE_MPP_GENERAL_VIRT_BASE);
 	writel(gcfg2, DOVE_GLOBAL_CONFIG_2);