brcm47xx: make it possible to unregister the adm switch

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

SVN-Revision: 41517
This commit is contained in:
Hauke Mehrtens 2014-07-05 21:35:15 +00:00
parent 03e2310a38
commit 8e4efd42d9
2 changed files with 94 additions and 54 deletions

View file

@ -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 {

View file

@ -19,66 +19,78 @@ Subject: [PATCH 210/210] b44: register adm switch
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -2239,6 +2241,58 @@ static void b44_adjust_link(struct net_d
@@ -2239,6 +2241,70 @@ 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;
@@ -2282,6 +2336,9 @@ static int b44_register_phy_one(struct b
@@ -2282,6 +2348,9 @@ 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);
@@ -2476,6 +2545,7 @@ 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 {