kernel: bgmac: move other bgmac patches to generic

The bgmac driver will be used on the brcm47xx and the bcm53xx target.

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

SVN-Revision: 38289

3 files changed, 383 insertions, 0 deletions

diff --git a/target/linux/generic/patches-3.10/771-bgmac-phylib.patch b/target/linux/generic/patches-3.10/771-bgmac-phylib.patch
new file mode 100644
index 0000000..6f8f4d2
--- /dev/null
+++ b/target/linux/generic/patches-3.10/771-bgmac-phylib.patch
@@ -0,0 +1,194 @@
+Use phy lib for the phy. This is needed to get the switch connected to 
+the phy and driven by b53 working.
+
+Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+
+--- a/drivers/net/ethernet/broadcom/bgmac.c
++++ b/drivers/net/ethernet/broadcom/bgmac.c
+@@ -1229,27 +1229,14 @@ static int bgmac_set_mac_address(struct
+ static int bgmac_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd)
+ {
+ 	struct bgmac *bgmac = netdev_priv(net_dev);
+-	struct mii_ioctl_data *data = if_mii(ifr);
+ 
+-	switch (cmd) {
+-	case SIOCGMIIPHY:
+-		data->phy_id = bgmac->phyaddr;
+-		/* fallthru */
+-	case SIOCGMIIREG:
+-		if (!netif_running(net_dev))
+-			return -EAGAIN;
+-		data->val_out = bgmac_phy_read(bgmac, data->phy_id,
+-					       data->reg_num & 0x1f);
+-		return 0;
+-	case SIOCSMIIREG:
+-		if (!netif_running(net_dev))
+-			return -EAGAIN;
+-		bgmac_phy_write(bgmac, data->phy_id, data->reg_num & 0x1f,
+-				data->val_in);
+-		return 0;
+-	default:
+-		return -EOPNOTSUPP;
+-	}
++	if (!netif_running(net_dev))
++		return -EINVAL;
++
++	if (!bgmac->phydev)
++		return -EINVAL;
++
++	return phy_mii_ioctl(bgmac->phydev, ifr, cmd);
+ }
+ 
+ static const struct net_device_ops bgmac_netdev_ops = {
+@@ -1271,61 +1258,16 @@ static int bgmac_get_settings(struct net
+ {
+ 	struct bgmac *bgmac = netdev_priv(net_dev);
+ 
+-	cmd->supported = SUPPORTED_10baseT_Half |
+-			 SUPPORTED_10baseT_Full |
+-			 SUPPORTED_100baseT_Half |
+-			 SUPPORTED_100baseT_Full |
+-			 SUPPORTED_1000baseT_Half |
+-			 SUPPORTED_1000baseT_Full |
+-			 SUPPORTED_Autoneg;
+-
+-	if (bgmac->autoneg) {
+-		WARN_ON(cmd->advertising);
+-		if (bgmac->full_duplex) {
+-			if (bgmac->speed & BGMAC_SPEED_10)
+-				cmd->advertising |= ADVERTISED_10baseT_Full;
+-			if (bgmac->speed & BGMAC_SPEED_100)
+-				cmd->advertising |= ADVERTISED_100baseT_Full;
+-			if (bgmac->speed & BGMAC_SPEED_1000)
+-				cmd->advertising |= ADVERTISED_1000baseT_Full;
+-		} else {
+-			if (bgmac->speed & BGMAC_SPEED_10)
+-				cmd->advertising |= ADVERTISED_10baseT_Half;
+-			if (bgmac->speed & BGMAC_SPEED_100)
+-				cmd->advertising |= ADVERTISED_100baseT_Half;
+-			if (bgmac->speed & BGMAC_SPEED_1000)
+-				cmd->advertising |= ADVERTISED_1000baseT_Half;
+-		}
+-	} else {
+-		switch (bgmac->speed) {
+-		case BGMAC_SPEED_10:
+-			ethtool_cmd_speed_set(cmd, SPEED_10);
+-			break;
+-		case BGMAC_SPEED_100:
+-			ethtool_cmd_speed_set(cmd, SPEED_100);
+-			break;
+-		case BGMAC_SPEED_1000:
+-			ethtool_cmd_speed_set(cmd, SPEED_1000);
+-			break;
+-		}
+-	}
+-
+-	cmd->duplex = bgmac->full_duplex ? DUPLEX_FULL : DUPLEX_HALF;
+-
+-	cmd->autoneg = bgmac->autoneg;
+-
+-	return 0;
++	return phy_ethtool_gset(bgmac->phydev, cmd);
+ }
+ 
+-#if 0
+ static int bgmac_set_settings(struct net_device *net_dev,
+ 			      struct ethtool_cmd *cmd)
+ {
+ 	struct bgmac *bgmac = netdev_priv(net_dev);
+ 
+-	return -1;
++	return phy_ethtool_sset(bgmac->phydev, cmd);
+ }
+-#endif
+ 
+ static void bgmac_get_drvinfo(struct net_device *net_dev,
+ 			      struct ethtool_drvinfo *info)
+@@ -1336,6 +1278,7 @@ static void bgmac_get_drvinfo(struct net
+ 
+ static const struct ethtool_ops bgmac_ethtool_ops = {
+ 	.get_settings		= bgmac_get_settings,
++	.set_settings		= bgmac_set_settings,
+ 	.get_drvinfo		= bgmac_get_drvinfo,
+ };
+ 
+@@ -1354,10 +1297,36 @@ static int bgmac_mii_write(struct mii_bu
+ 	return bgmac_phy_write(bus->priv, mii_id, regnum, value);
+ }
+ 
++static void bgmac_adjust_link(struct net_device *dev)
++{
++	struct bgmac *bgmac = netdev_priv(dev);
++	struct phy_device *phydev = bgmac->phydev;
++	bool status_changed = 0;
++
++	BUG_ON(!phydev);
++
++	if (bgmac->old_link != phydev->link) {
++		status_changed = 1;
++		bgmac->old_link = phydev->link;
++	}
++
++	/* reflect duplex change */
++	if (phydev->link && (bgmac->old_duplex != phydev->duplex)) {
++		status_changed = 1;
++		bgmac->old_duplex = phydev->duplex;
++	}
++
++	if (status_changed)
++		phy_print_status(phydev);
++}
++
+ static int bgmac_mii_register(struct bgmac *bgmac)
+ {
+ 	struct mii_bus *mii_bus;
+ 	int i, err = 0;
++	struct phy_device *phydev = NULL;
++	char phy_id[MII_BUS_ID_SIZE + 3];
++	struct net_device *net_dev = bgmac->net_dev;
+ 
+ 	mii_bus = mdiobus_alloc();
+ 	if (!mii_bus)
+@@ -1388,7 +1357,28 @@ static int bgmac_mii_register(struct bgm
+ 
+ 	bgmac->mii_bus = mii_bus;
+ 
+-	return err;
++	/* connect to PHY */
++	snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT,
++		 mii_bus->id, bgmac->phyaddr);
++
++	phydev = phy_connect(net_dev, phy_id, &bgmac_adjust_link,
++			     PHY_INTERFACE_MODE_MII);
++
++	if (IS_ERR(phydev)) {
++		netdev_err(net_dev, "could not attach PHY: %s\n", phy_id);
++		bgmac->phyaddr = BGMAC_PHY_NOREGS;
++		return PTR_ERR(phydev);
++	}
++
++	bgmac->phydev = phydev;
++	bgmac->old_link = 0;
++	bgmac->old_duplex = -1;
++	bgmac->phyaddr = phydev->addr;
++
++	netdev_info(net_dev, "attached PHY driver [%s] (mii_bus:phy_addr=%s)\n",
++		    phydev->drv->name, dev_name(&phydev->dev));
++
++	return 0;
+ 
+ err_free_irq:
+ 	kfree(mii_bus->irq);
+--- a/drivers/net/ethernet/broadcom/bgmac.h
++++ b/drivers/net/ethernet/broadcom/bgmac.h
+@@ -401,7 +401,10 @@ struct bgmac {
+ 	struct bcma_device *cmn; /* Reference to CMN core for BCM4706 */
+ 	struct net_device *net_dev;
+ 	struct napi_struct napi;
++	struct phy_device *phydev;
+ 	struct mii_bus *mii_bus;
++	int old_link;
++	int old_duplex;
+ 
+ 	/* DMA */
+ 	struct bgmac_dma_ring tx_ring[BGMAC_MAX_TX_RINGS];
diff --git a/target/linux/generic/patches-3.10/772-bgmac-add-supprot-for-BCM4707.patch b/target/linux/generic/patches-3.10/772-bgmac-add-supprot-for-BCM4707.patch
new file mode 100644
index 0000000..5b8901c
--- /dev/null
+++ b/target/linux/generic/patches-3.10/772-bgmac-add-supprot-for-BCM4707.patch
@@ -0,0 +1,117 @@
+bgmac: add supprot for BCM4707
+
+Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+
+--- a/drivers/net/ethernet/broadcom/bgmac.c
++++ b/drivers/net/ethernet/broadcom/bgmac.c
+@@ -864,6 +864,8 @@ static void bgmac_speed(struct bgmac *bg
+ 		set |= BGMAC_CMDCFG_ES_100;
+ 	if (speed & BGMAC_SPEED_1000)
+ 		set |= BGMAC_CMDCFG_ES_1000;
++	if (speed & BGMAC_SPEED_2500)
++		set |= BGMAC_CMDCFG_ES_2500;
+ 	if (!bgmac->full_duplex)
+ 		set |= BGMAC_CMDCFG_HD;
+ 	bgmac_cmdcfg_maskset(bgmac, mask, set, true);
+@@ -871,13 +873,28 @@ static void bgmac_speed(struct bgmac *bg
+ 
+ static void bgmac_miiconfig(struct bgmac *bgmac)
+ {
+-	u8 imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & BGMAC_DS_MM_MASK) >>
+-			BGMAC_DS_MM_SHIFT;
+-	if (imode == 0 || imode == 1) {
+-		if (bgmac->autoneg)
+-			bgmac_speed(bgmac, BGMAC_SPEED_100);
+-		else
++	struct bcma_device *core = bgmac->core;
++	struct bcma_chipinfo *ci = &core->bus->chipinfo;
++
++	if (ci->id != BCMA_CHIP_ID_BCM4707 &&
++	    ci->id != BCMA_CHIP_ID_BCM53018) {
++		if (bgmac->autoneg) {
++			bcma_awrite32(core, BCMA_IOCTL,
++				      bcma_aread32(core, BCMA_IOCTL) | 0x44);
++
++			bgmac_speed(bgmac, BGMAC_SPEED_2500);
++		} else {
+ 			bgmac_speed(bgmac, bgmac->speed);
++		}
++	} else {
++		u8 imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) &
++			    BGMAC_DS_MM_MASK) >> BGMAC_DS_MM_SHIFT;
++		if (imode == 0 || imode == 1) {
++			if (bgmac->autoneg)
++				bgmac_speed(bgmac, BGMAC_SPEED_100);
++			else
++				bgmac_speed(bgmac, bgmac->speed);
++		}
+ 	}
+ }
+ 
+@@ -923,7 +940,8 @@ static void bgmac_chip_reset(struct bgma
+ 
+ 	bcma_core_enable(core, flags);
+ 
+-	if (core->id.rev > 2) {
++	if (core->id.rev > 2 && ci->id != BCMA_CHIP_ID_BCM4707 &&
++	    ci->id != BCMA_CHIP_ID_BCM53018) {
+ 		bgmac_set(bgmac, BCMA_CLKCTLST, 1 << 8);
+ 		bgmac_wait_value(bgmac->core, BCMA_CLKCTLST, 1 << 24, 1 << 24,
+ 				 1000);
+@@ -944,10 +962,13 @@ static void bgmac_chip_reset(struct bgma
+ 			et_swtype &= 0x0f;
+ 			et_swtype <<= 4;
+ 			sw_type = et_swtype;
+-		} else if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == 9) {
++		} else if (ci->id == BCMA_CHIP_ID_BCM5357 &&
++			   ci->pkg == BCMA_PKG_ID_BCM5358) {
+ 			sw_type = BGMAC_CHIPCTL_1_SW_TYPE_EPHYRMII;
+-		} else if ((ci->id != BCMA_CHIP_ID_BCM53572 && ci->pkg == 10) ||
+-			   (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == 9)) {
++		} else if ((ci->id != BCMA_CHIP_ID_BCM53572 &&
++			    ci->pkg == BCMA_PKG_ID_BCM47186) ||
++			   (ci->id == BCMA_CHIP_ID_BCM53572 &&
++			    ci->pkg == BCMA_PKG_ID_BCM47188)) {
+ 			sw_type = BGMAC_CHIPCTL_1_IF_TYPE_RGMII |
+ 				  BGMAC_CHIPCTL_1_SW_TYPE_RGMII;
+ 		}
+@@ -1054,12 +1075,15 @@ static void bgmac_enable(struct bgmac *b
+ 		break;
+ 	}
+ 
+-	rxq_ctl = bgmac_read(bgmac, BGMAC_RXQ_CTL);
+-	rxq_ctl &= ~BGMAC_RXQ_CTL_MDP_MASK;
+-	bp_clk = bcma_pmu_get_bus_clock(&bgmac->core->bus->drv_cc) / 1000000;
+-	mdp = (bp_clk * 128 / 1000) - 3;
+-	rxq_ctl |= (mdp << BGMAC_RXQ_CTL_MDP_SHIFT);
+-	bgmac_write(bgmac, BGMAC_RXQ_CTL, rxq_ctl);
++	if (ci->id != BCMA_CHIP_ID_BCM4707 &&
++	    ci->id != BCMA_CHIP_ID_BCM53018) {
++		rxq_ctl = bgmac_read(bgmac, BGMAC_RXQ_CTL);
++		rxq_ctl &= ~BGMAC_RXQ_CTL_MDP_MASK;
++		bp_clk = bcma_pmu_get_bus_clock(&bgmac->core->bus->drv_cc) / 1000000;
++		mdp = (bp_clk * 128 / 1000) - 3;
++		rxq_ctl |= (mdp << BGMAC_RXQ_CTL_MDP_SHIFT);
++		bgmac_write(bgmac, BGMAC_RXQ_CTL, rxq_ctl);
++	}
+ }
+ 
+ /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipinit */
+--- a/drivers/net/ethernet/broadcom/bgmac.h
++++ b/drivers/net/ethernet/broadcom/bgmac.h
+@@ -185,6 +185,7 @@
+ #define   BGMAC_CMDCFG_ES_10			0x00000000
+ #define   BGMAC_CMDCFG_ES_100			0x00000004
+ #define   BGMAC_CMDCFG_ES_1000			0x00000008
++#define   BGMAC_CMDCFG_ES_2500			0x0000000C
+ #define  BGMAC_CMDCFG_PROM			0x00000010	/* Set to activate promiscuous mode */
+ #define  BGMAC_CMDCFG_PAD_EN			0x00000020
+ #define  BGMAC_CMDCFG_CF			0x00000040
+@@ -345,6 +346,7 @@
+ #define BGMAC_SPEED_10				0x0001
+ #define BGMAC_SPEED_100				0x0002
+ #define BGMAC_SPEED_1000			0x0004
++#define BGMAC_SPEED_2500			0x0008
+ 
+ #define BGMAC_WEIGHT	64
+ 
diff --git a/target/linux/generic/patches-3.10/773-bgmac-add-srab-switch.patch b/target/linux/generic/patches-3.10/773-bgmac-add-srab-switch.patch
new file mode 100644
index 0000000..680adf5
--- /dev/null
+++ b/target/linux/generic/patches-3.10/773-bgmac-add-srab-switch.patch
@@ -0,0 +1,72 @@
+Register switch connected to srab
+
+Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+
+--- a/drivers/net/ethernet/broadcom/bgmac.c
++++ b/drivers/net/ethernet/broadcom/bgmac.c
+@@ -16,6 +16,7 @@
+ #include <linux/phy.h>
+ #include <linux/interrupt.h>
+ #include <linux/dma-mapping.h>
++#include <linux/platform_data/b53.h>
+ #include <bcm47xx_nvram.h>
+ 
+ static const struct bcma_device_id bgmac_bcma_tbl[] = {
+@@ -1420,6 +1421,17 @@ static void bgmac_mii_unregister(struct
+ 	mdiobus_free(mii_bus);
+ }
+ 
++static struct b53_platform_data bgmac_b53_pdata = {
++};
++
++static struct platform_device bgmac_b53_dev = {
++	.name		= "b53-srab-switch",
++	.id		= -1,
++	.dev		= {
++		.platform_data = &bgmac_b53_pdata,
++	},
++};
++
+ /**************************************************
+  * BCMA bus ops
+  **************************************************/
+@@ -1519,6 +1531,16 @@ static int bgmac_probe(struct bcma_devic
+ 		goto err_dma_free;
+ 	}
+ 
++	if (core->id.id != BCMA_CHIP_ID_BCM4707 &&
++	    core->id.id != BCMA_CHIP_ID_BCM53018 &&
++	    !bgmac_b53_pdata.regs) {
++		bgmac_b53_pdata.regs = ioremap_nocache(0x18007000, 0x1000);
++
++		err = platform_device_register(&bgmac_b53_dev);
++		if (!err)
++			bgmac->b53_device = &bgmac_b53_dev;
++	}
++
+ 	err = register_netdev(bgmac->net_dev);
+ 	if (err) {
+ 		bgmac_err(bgmac, "Cannot register net device\n");
+@@ -1548,6 +1570,10 @@ static void bgmac_remove(struct bcma_dev
+ {
+ 	struct bgmac *bgmac = bcma_get_drvdata(core);
+ 
++	if (bgmac->b53_device)
++		platform_device_unregister(&bgmac_b53_dev);
++	bgmac->b53_device = NULL;
++
+ 	netif_napi_del(&bgmac->napi);
+ 	unregister_netdev(bgmac->net_dev);
+ 	bgmac_mii_unregister(bgmac);
+--- a/drivers/net/ethernet/broadcom/bgmac.h
++++ b/drivers/net/ethernet/broadcom/bgmac.h
+@@ -430,6 +430,9 @@ struct bgmac {
+ 	bool has_robosw;
+ 
+ 	bool loopback;
++
++	/* platform device for associated switch */
++	struct platform_device *b53_device;
+ };
+ 
+ static inline u32 bgmac_read(struct bgmac *bgmac, u16 offset)