diff options
Diffstat (limited to 'target/linux/bcm47xx/patches-5.10/209-b44-register-adm-switch.patch')
| -rw-r--r-- | target/linux/bcm47xx/patches-5.10/209-b44-register-adm-switch.patch | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/target/linux/bcm47xx/patches-5.10/209-b44-register-adm-switch.patch b/target/linux/bcm47xx/patches-5.10/209-b44-register-adm-switch.patch new file mode 100644 index 0000000000..7728ec1094 --- /dev/null +++ b/target/linux/bcm47xx/patches-5.10/209-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> +@@ -2243,6 +2245,69 @@ 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, }; +@@ -2279,6 +2344,9 @@ 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); +@@ -2473,6 +2541,7 @@ 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 */ |