ar71xx: don't use mac_base2 in the ag71xx driver

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17693 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c b/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
index 5ff65e0..90869a8 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
@@ -181,8 +181,8 @@ static struct resource ar71xx_mdio_resources[] = {
        {
                .name   = "mdio_base",
                .flags  = IORESOURCE_MEM,
-               .start  = AR71XX_GE0_BASE + 0x20,
-               .end    = AR71XX_GE0_BASE + 0x38 - 1,
+               .start  = AR71XX_GE0_BASE,
+               .end    = AR71XX_GE0_BASE + 0x200 - 1,
        }
 };
 
@@ -348,11 +348,6 @@ static struct resource ar71xx_eth0_resources[] = {
                .name   = "mac_base",
                .flags  = IORESOURCE_MEM,
                .start  = AR71XX_GE0_BASE,
-               .end    = AR71XX_GE0_BASE + 0x20 - 1,
-       }, {
-               .name   = "mac_base2",
-               .flags  = IORESOURCE_MEM,
-               .start  = AR71XX_GE0_BASE + 0x38,
                .end    = AR71XX_GE0_BASE + 0x200 - 1,
        }, {
                .name   = "mii_ctrl",
@@ -386,11 +381,6 @@ static struct resource ar71xx_eth1_resources[] = {
                .name   = "mac_base",
                .flags  = IORESOURCE_MEM,
                .start  = AR71XX_GE1_BASE,
-               .end    = AR71XX_GE1_BASE + 0x20 - 1,
-       }, {
-               .name   = "mac_base2",
-               .flags  = IORESOURCE_MEM,
-               .start  = AR71XX_GE1_BASE + 0x38,
                .end    = AR71XX_GE1_BASE + 0x200 - 1,
        }, {
                .name   = "mii_ctrl",

diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h
index 39a348a..8f966e1 100644 (file)
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h
+++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h
@@ -38,7 +38,7 @@
 #define ETH_FCS_LEN    4
 
 #define AG71XX_DRV_NAME                "ag71xx"
-#define AG71XX_DRV_VERSION     "0.5.23"
+#define AG71XX_DRV_VERSION     "0.5.24"
 
 #define AG71XX_NAPI_WEIGHT     64
 #define AG71XX_OOM_REFILL      (1 + HZ/10)
@@ -110,7 +110,6 @@ struct ag71xx_mdio {
 
 struct ag71xx {
        void __iomem            *mac_base;
-       void __iomem            *mac_base2;
        void __iomem            *mii_ctrl;
 
        spinlock_t              lock;
@@ -314,14 +313,12 @@ static inline void ag71xx_wr(struct ag71xx *ag, unsigned reg, u32 value)
 
        switch (reg) {
        case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL:
-               r = ag->mac_base + reg;
-               __raw_writel(value, r);
-               __raw_readl(r);
-               break;
        case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS:
-               r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL;
+               r = ag->mac_base + reg;
                __raw_writel(value, r);
-               __raw_readl(r);
+
+               /* flush write */
+               (void) __raw_readl(r);
                break;
        default:
                BUG();
@@ -335,11 +332,8 @@ static inline u32 ag71xx_rr(struct ag71xx *ag, unsigned reg)
 
        switch (reg) {
        case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL:
-               r = ag->mac_base + reg;
-               ret = __raw_readl(r);
-               break;
        case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS:
-               r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL;
+               r = ag->mac_base + reg;
                ret = __raw_readl(r);
                break;
        default:
@@ -355,14 +349,12 @@ static inline void ag71xx_sb(struct ag71xx *ag, unsigned reg, u32 mask)
 
        switch (reg) {
        case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL:
-               r = ag->mac_base + reg;
-               __raw_writel(__raw_readl(r) | mask, r);
-               __raw_readl(r);
-               break;
        case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS:
-               r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL;
+               r = ag->mac_base + reg;
                __raw_writel(__raw_readl(r) | mask, r);
-               __raw_readl(r);
+
+               /* flush write */
+               (void)__raw_readl(r);
                break;
        default:
                BUG();
@@ -375,14 +367,12 @@ static inline void ag71xx_cb(struct ag71xx *ag, unsigned reg, u32 mask)
 
        switch (reg) {
        case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL:
-               r = ag->mac_base + reg;
-               __raw_writel(__raw_readl(r) & ~mask, r);
-               __raw_readl(r);
-               break;
        case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS:
-               r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL;
+               r = ag->mac_base + reg;
                __raw_writel(__raw_readl(r) & ~mask, r);
-               __raw_readl(r);
+
+               /* flush write */
+               (void) __raw_readl(r);
                break;
        default:
                BUG();
@@ -407,6 +397,8 @@ static inline void ag71xx_mii_ctrl_wr(struct ag71xx *ag, u32 value)
                return;
 
        __raw_writel(value, ag->mii_ctrl);
+
+       /* flush write */
        __raw_readl(ag->mii_ctrl);
 }
 

diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
index 0ba4d55..57f6b34 100644 (file)
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
+++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
@@ -837,32 +837,18 @@ static int __init ag71xx_probe(struct platform_device *pdev)
                goto err_free_dev;
        }
 
-       res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mac_base2");
-       if (!res) {
-               dev_err(&pdev->dev, "no mac_base2 resource found\n");
-               err = -ENXIO;
-               goto err_unmap_base1;
-       }
-
-       ag->mac_base2 = ioremap_nocache(res->start, res->end - res->start + 1);
-       if (!ag->mac_base) {
-               dev_err(&pdev->dev, "unable to ioremap mac_base2\n");
-               err = -ENOMEM;
-               goto err_unmap_base1;
-       }
-
        res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mii_ctrl");
        if (!res) {
                dev_err(&pdev->dev, "no mii_ctrl resource found\n");
                err = -ENXIO;
-               goto err_unmap_base2;
+               goto err_unmap_base;
        }
 
        ag->mii_ctrl = ioremap_nocache(res->start, res->end - res->start + 1);
        if (!ag->mii_ctrl) {
                dev_err(&pdev->dev, "unable to ioremap mii_ctrl\n");
                err = -ENOMEM;
-               goto err_unmap_base2;
+               goto err_unmap_base;
        }
 
        dev->irq = platform_get_irq(pdev, 0);
@@ -929,9 +915,7 @@ static int __init ag71xx_probe(struct platform_device *pdev)
        free_irq(dev->irq, dev);
  err_unmap_mii_ctrl:
        iounmap(ag->mii_ctrl);
- err_unmap_base2:
-       iounmap(ag->mac_base2);
- err_unmap_base1:
+ err_unmap_base:
        iounmap(ag->mac_base);
  err_free_dev:
        kfree(dev);
@@ -951,7 +935,6 @@ static int __exit ag71xx_remove(struct platform_device *pdev)
                unregister_netdev(dev);
                free_irq(dev->irq, dev);
                iounmap(ag->mii_ctrl);
-               iounmap(ag->mac_base2);
                iounmap(ag->mac_base);
                kfree(dev);
                platform_set_drvdata(pdev, NULL);

diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c
index 7e6452b..5721278 100644 (file)
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c
+++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c
@@ -21,12 +21,12 @@ struct ag71xx_mdio *ag71xx_mdio_bus;
 static inline void ag71xx_mdio_wr(struct ag71xx_mdio *am, unsigned reg,
                                  u32 value)
 {
-       __raw_writel(value, am->mdio_base + reg - AG71XX_REG_MII_CFG);
+       __raw_writel(value, am->mdio_base + reg);
 }
 
 static inline u32 ag71xx_mdio_rr(struct ag71xx_mdio *am, unsigned reg)
 {
-       return __raw_readl(am->mdio_base + reg - AG71XX_REG_MII_CFG);
+       return __raw_readl(am->mdio_base + reg);
 }
 
 static void ag71xx_mdio_dump_regs(struct ag71xx_mdio *am)