brcm47xx: make it possible to unregister the adm switch

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@41517 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 47 insertions, 27 deletions

diff --git a/target/linux/brcm47xx/patches-3.10/209-b44-register-adm-switch.patch b/target/linux/brcm47xx/patches-3.10/209-b44-register-adm-switch.patch
index d44432cafb..62bb89ce20 100644
--- a/target/linux/brcm47xx/patches-3.10/209-b44-register-adm-switch.patch
+++ b/target/linux/brcm47xx/patches-3.10/209-b44-register-adm-switch.patch
@@ -19,66 +19,78 @@ Subject: [PATCH 210/210] b44: register adm switch
  
  #include <asm/uaccess.h>
  #include <asm/io.h>
-@@ -2227,6 +2229,58 @@ static void b44_adjust_link(struct net_d
+@@ -2227,6 +2229,70 @@ static void b44_adjust_link(struct net_d
  	}
  }
  
 +#ifdef CONFIG_BCM47XX
-+static struct adm6996_gpio_platform_data b44_adm_data = {
-+	.eecs	= 2,
-+	.eesk	= 3,
-+	.eedi	= 4,
-+	.eerc	= 5,
-+	.model	= ADM6996L,
-+};
-+
-+static struct platform_device b44_adm_dev = {
-+	.name		= "adm6996_gpio",
-+	.id		= -1,
-+	.dev		= {
-+		.platform_data = &b44_adm_data,
-+	},
-+};
-+
 +static int b44_register_adm_switch(struct b44 *bp)
 +{
 +	int gpio;
-+	int err;
++	struct platform_device *pdev;
++	struct adm6996_gpio_platform_data adm_data = {0};
++	struct platform_device_info info = {0};
 +
++	adm_data.model = ADM6996L;
 +	gpio = bcm47xx_nvram_gpio_pin("adm_eecs");
 +	if (gpio >= 0)
-+		b44_adm_data.eecs = gpio;
++		adm_data.eecs = gpio;
++	else
++		adm_data.eecs = 2;
 +
 +	gpio = bcm47xx_nvram_gpio_pin("adm_eesk");
 +	if (gpio >= 0)
-+		b44_adm_data.eesk = gpio;
++		adm_data.eesk = gpio;
++	else
++		adm_data.eesk = 3;
 +
 +	gpio = bcm47xx_nvram_gpio_pin("adm_eedi");
 +	if (gpio >= 0)
-+		b44_adm_data.eedi = gpio;
++		adm_data.eedi = gpio;
++	else
++		adm_data.eedi = 4;
 +
 +	gpio = bcm47xx_nvram_gpio_pin("adm_rc");
 +	if (gpio >= 0)
-+		b44_adm_data.eerc = gpio;
++		adm_data.eerc = gpio;
++	else
++		adm_data.eerc = 5;
++
++	info.parent = bp->sdev->dev;
++	info.name = "adm6996_gpio";
++	info.id = -1;
++	info.data = &adm_data;
++	info.size_data = sizeof(adm_data);
 +
 +	if (!bp->adm_switch) {
-+		err = platform_device_register(&b44_adm_dev);
-+		if (!err)
-+			bp->adm_switch = &b44_adm_dev;
++		pdev = platform_device_register_full(&info);
++		if (IS_ERR(pdev))
++			return PTR_ERR(pdev);
++
++		bp->adm_switch = pdev;
 +	}
-+	return err;
++	return 0;
++}
++static void b44_unregister_adm_switch(struct b44 *bp)
++{
++	if (bp->adm_switch)
++		platform_device_unregister(bp->adm_switch);
 +}
 +#else
 +static int b44_register_adm_switch(struct b44 *bp)
 +{
 +	return 0;
 +}
++static void b44_unregister_adm_switch(struct b44 *bp)
++{
++
++}
 +#endif /* CONFIG_BCM47XX */
 +
  static int b44_register_phy_one(struct b44 *bp)
  {
  	struct mii_bus *mii_bus;
-@@ -2270,6 +2324,9 @@ static int b44_register_phy_one(struct b
+@@ -2270,6 +2336,9 @@ static int b44_register_phy_one(struct b
  	if (!bp->mii_bus->phy_map[bp->phy_addr] &&
  	    (sprom->boardflags_lo & (B44_BOARDFLAG_ROBO | B44_BOARDFLAG_ADM))) {
  
@@ -88,6 +100,14 @@ Subject: [PATCH 210/210] b44: register adm switch
  		dev_info(sdev->dev,
  			 "could not find PHY at %i, use fixed one\n",
  			 bp->phy_addr);
+@@ -2465,6 +2534,7 @@ static void b44_remove_one(struct ssb_de
+ 	unregister_netdev(dev);
+ 	if (bp->flags & B44_FLAG_EXTERNAL_PHY)
+ 		b44_unregister_phy_one(bp);
++	b44_unregister_adm_switch(bp);
+ 	ssb_device_disable(sdev, 0);
+ 	ssb_bus_may_powerdown(sdev->bus);
+ 	free_netdev(dev);
 --- a/drivers/net/ethernet/broadcom/b44.h
 +++ b/drivers/net/ethernet/broadcom/b44.h
 @@ -404,6 +404,9 @@ struct b44 {