stmmac: rewiew platform data

This patch rewiews and reorganises all the data
come from the platform removing any dependency
from the stm code.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 33 insertions, 7 deletions

diff --git a/drivers/net/stmmac/stmmac.h b/drivers/net/stmmac/stmmac.h
index 6d2eae3040e5..0d5529fa579a 100644
--- a/drivers/net/stmmac/stmmac.h
+++ b/drivers/net/stmmac/stmmac.h
@@ -21,6 +21,7 @@
 *******************************************************************************/
 
 #define DRV_MODULE_VERSION      "Oct_09"
+#include <linux/stmmac.h>
 
 #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
 #define STMMAC_VLAN_TAG_USED
@@ -69,6 +70,7 @@ struct stmmac_priv {
         int phy_mask;
         int (*phy_reset) (void *priv);
         void (*fix_mac_speed) (void *priv, unsigned int speed);
+        void (*bus_setup)(unsigned long ioaddr);
         void *bsp_priv;
 
         int phy_irq;
@@ -93,6 +95,28 @@ struct stmmac_priv {
 #endif
 };
 
+#ifdef CONFIG_STM_DRIVERS
+#include <linux/stm/pad.h>
+static inline int stmmac_claim_resource(struct platform_device *pdev)
+{
+        int ret = 0;
+        struct plat_stmmacenet_data *plat_dat = pdev->dev.platform_data;
+
+        /* Pad routing setup */
+        if (IS_ERR(devm_stm_pad_claim(&pdev->dev, plat_dat->pad_config,
+                        dev_name(&pdev->dev)))) {
+                printk(KERN_ERR "%s: Failed to request pads!\n", __func__);
+                ret = -ENODEV;
+        }
+        return ret;
+}
+#else
+static inline int stmmac_claim_resource(struct platform_device *pdev)
+{
+        return 0;
+}
+#endif
+
 extern int stmmac_mdio_unregister(struct net_device *ndev);
 extern int stmmac_mdio_register(struct net_device *ndev);
 extern void stmmac_set_ethtool_ops(struct net_device *netdev);
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index 79a938117878..d50fe6f171ef 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -45,7 +45,6 @@
 #include <linux/phy.h>
 #include <linux/if_vlan.h>
 #include <linux/dma-mapping.h>
-#include <linux/stm/soc.h>
 #include "stmmac.h"
 
 #define STMMAC_RESOURCE_NAME    "stmmaceth"
@@ -1798,8 +1797,7 @@ static int stmmac_mac_device_setup(struct net_device *dev)
 
 static int stmmacphy_dvr_probe(struct platform_device *pdev)
 {
-        struct plat_stmmacphy_data *plat_dat;
-        plat_dat = (struct plat_stmmacphy_data *)((pdev->dev).platform_data);
+        struct plat_stmmacphy_data *plat_dat = pdev->dev.platform_data;
 
         pr_debug("stmmacphy_dvr_probe: added phy for bus %d\n",
                plat_dat->bus_id);
@@ -1831,9 +1829,7 @@ static struct platform_driver stmmacphy_driver = {
 static int stmmac_associate_phy(struct device *dev, void *data)
 {
         struct stmmac_priv *priv = (struct stmmac_priv *)data;
-        struct plat_stmmacphy_data *plat_dat;
-
-        plat_dat = (struct plat_stmmacphy_data *)(dev->platform_data);
+        struct plat_stmmacphy_data *plat_dat = dev->platform_data;
 
         DBG(probe, DEBUG, "%s: checking phy for bus %d\n", __func__,
                 plat_dat->bus_id);
@@ -1923,7 +1919,7 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
         priv = netdev_priv(ndev);
         priv->device = &(pdev->dev);
         priv->dev = ndev;
-        plat_dat = (struct plat_stmmacenet_data *)((pdev->dev).platform_data);
+        plat_dat = pdev->dev.platform_data;
         priv->bus_id = plat_dat->bus_id;
         priv->pbl = plat_dat->pbl;      /* TLI */
         priv->is_gmac = plat_dat->has_gmac;     /* GMAC is on board */
@@ -1933,6 +1929,11 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
         /* Set the I/O base addr */
         ndev->base_addr = (unsigned long)addr;
 
+        /* Verify embedded resource for the platform */
+        ret = stmmac_claim_resource(pdev);
+        if (ret < 0)
+                goto out;
+
         /* MAC HW revice detection */
         ret = stmmac_mac_device_setup(ndev);
         if (ret < 0)
@@ -1953,6 +1954,7 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
         }
 
         priv->fix_mac_speed = plat_dat->fix_mac_speed;
+        priv->bus_setup = plat_dat->bus_setup;
         priv->bsp_priv = plat_dat->bsp_priv;
 
         pr_info("\t%s - (dev. name: %s - id: %d, IRQ #%d\n"