Initial commit

target/linux/bcm47xx/patches-6.6/209-b44-register-adm-switch.patch

@@ -0,0 +1,121 @@
+From b36f694256f41bc71571f467646d015dda128d14 Mon Sep 17 00:00:00 2001
+From: Hauke Mehrtens <hauke@hauke-m.de>
+Date: Sat, 9 Nov 2013 17:03:59 +0100
+Subject: [PATCH 210/210] b44: register adm switch
+
+---
+ drivers/net/ethernet/broadcom/b44.c |   57 +++++++++++++++++++++++++++++++++++
+ drivers/net/ethernet/broadcom/b44.h |    3 ++
+ 2 files changed, 60 insertions(+)
+
+--- a/drivers/net/ethernet/broadcom/b44.c
++++ b/drivers/net/ethernet/broadcom/b44.c
+@@ -31,6 +31,8 @@
+ #include <linux/ssb/ssb.h>
+ #include <linux/slab.h>
+ #include <linux/phy.h>
++#include <linux/platform_device.h>
++#include <linux/platform_data/adm6996-gpio.h>
+ 
+ #include <linux/uaccess.h>
+ #include <asm/io.h>
+@@ -2227,6 +2229,69 @@ static void b44_adjust_link(struct net_d
+ 	}
+ }
+ 
++#ifdef CONFIG_BCM47XX
++static int b44_register_adm_switch(struct b44 *bp)
++{
++	int gpio;
++	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)
++		adm_data.eecs = gpio;
++	else
++		adm_data.eecs = 2;
++
++	gpio = bcm47xx_nvram_gpio_pin("adm_eesk");
++	if (gpio >= 0)
++		adm_data.eesk = gpio;
++	else
++		adm_data.eesk = 3;
++
++	gpio = bcm47xx_nvram_gpio_pin("adm_eedi");
++	if (gpio >= 0)
++		adm_data.eedi = gpio;
++	else
++		adm_data.eedi = 4;
++
++	/*
++	 * We ignore the "adm_rc" GPIO here. The driver does not use it,
++	 * and it conflicts with the Reset button GPIO on the Linksys WRT54GSv1.
++	 */
++
++	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) {
++		pdev = platform_device_register_full(&info);
++		if (IS_ERR(pdev))
++			return PTR_ERR(pdev);
++
++		bp->adm_switch = pdev;
++	}
++	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)
+ {
+ 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
+@@ -2263,6 +2328,9 @@ static int b44_register_phy_one(struct b
+ 	if (!mdiobus_is_registered_device(bp->mii_bus, bp->phy_addr) &&
+ 	    (sprom->boardflags_lo & (B44_BOARDFLAG_ROBO | B44_BOARDFLAG_ADM))) {
+ 
++		if (sprom->boardflags_lo & B44_BOARDFLAG_ADM)
++			b44_register_adm_switch(bp);
++
+ 		dev_info(sdev->dev,
+ 			 "could not find PHY at %i, use fixed one\n",
+ 			 bp->phy_addr);
+@@ -2457,6 +2525,7 @@ 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);
+ 	netif_napi_del(&bp->napi);
+--- a/drivers/net/ethernet/broadcom/b44.h
++++ b/drivers/net/ethernet/broadcom/b44.h
+@@ -408,6 +408,9 @@ struct b44 {
+ 	struct mii_bus		*mii_bus;
+ 	int			old_link;
+ 	struct mii_if_info	mii_if;
++
++	/* platform device for associated switch */
++	struct platform_device *adm_switch;
+ };
+ 
+ #endif /* _B44_H */