ethernet/broadcom/bgmac-bcma.c

16 #include "bgmac.h"
34 static u32 bcma_bgmac_read(struct bgmac *bgmac, u16 offset)
36 	return bcma_read32(bgmac->bcma.core, offset);
39 static void bcma_bgmac_write(struct bgmac *bgmac, u16 offset, u32 value)
41 	bcma_write32(bgmac->bcma.core, offset, value);
44 static u32 bcma_bgmac_idm_read(struct bgmac *bgmac, u16 offset)
46 	return bcma_aread32(bgmac->bcma.core, offset);
49 static void bcma_bgmac_idm_write(struct bgmac *bgmac, u16 offset, u32 value)
51 	return bcma_awrite32(bgmac->bcma.core, offset, value);
54 static bool bcma_bgmac_clk_enabled(struct bgmac *bgmac)
56 	return bcma_core_is_enabled(bgmac->bcma.core);
59 static void bcma_bgmac_clk_enable(struct bgmac *bgmac, u32 flags)
61 	bcma_core_enable(bgmac->bcma.core, flags);
64 static void bcma_bgmac_cco_ctl_maskset(struct bgmac *bgmac, u32 offset,
67 	struct bcma_drv_cc *cc = &bgmac->bcma.core->bus->drv_cc;
72 static u32 bcma_bgmac_get_bus_clock(struct bgmac *bgmac)
74 	struct bcma_drv_cc *cc = &bgmac->bcma.core->bus->drv_cc;
79 static void bcma_bgmac_cmn_maskset32(struct bgmac *bgmac, u16 offset, u32 mask,
82 	bcma_maskset32(bgmac->bcma.cmn, offset, mask, set);
85 static int bcma_phy_connect(struct bgmac *bgmac)
91 	phy_dev = of_phy_get_and_connect(bgmac->net_dev, bgmac->dev->of_node,
97 	if (bgmac->mii_bus && bgmac->phyaddr != BGMAC_PHY_NOREGS) {
98 		snprintf(bus_id, sizeof(bus_id), PHY_ID_FMT, bgmac->mii_bus->id,
99 			 bgmac->phyaddr);
100 		phy_dev = phy_connect(bgmac->net_dev, bus_id, bgmac_adjust_link,
103 			dev_err(bgmac->dev, "PHY connection failed\n");
111 	return bgmac_phy_connect_direct(bgmac);
129 	struct bgmac *bgmac;
133 	bgmac = bgmac_alloc(&core->dev);
134 	if (!bgmac)
137 	bgmac->bcma.core = core;
138 	bgmac->dma_dev = core->dma_dev;
139 	bgmac->irq = core->irq;
141 	bcma_set_drvdata(core, bgmac);
143 	err = of_get_ethdev_address(bgmac->dev->of_node, bgmac->net_dev);
160 			dev_err(bgmac->dev, "Unsupported core_unit %d\n",
165 		eth_hw_addr_set(bgmac->net_dev, mac);
171 		dev_err(bgmac->dev, "GMAC CMN core not found (required for BCM4706)\n");
175 	bgmac->bcma.cmn = core->bus->drv_gmac_cmn.core;
179 		bgmac->phyaddr = sprom->et0phyaddr;
182 		bgmac->phyaddr = sprom->et1phyaddr;
185 		bgmac->phyaddr = sprom->et2phyaddr;
188 	bgmac->phyaddr &= BGMAC_PHY_MASK;
189 	if (bgmac->phyaddr == BGMAC_PHY_MASK) {
190 		dev_err(bgmac->dev, "No PHY found\n");
194 	dev_info(bgmac->dev, "Found PHY addr: %d%s\n", bgmac->phyaddr,
195 		 bgmac->phyaddr == BGMAC_PHY_NOREGS ? " (NOREGS)" : "");
201 		mii_bus = bcma_mdio_mii_register(bgmac);
206 		bgmac->mii_bus = mii_bus;
208 		phydev = mdiobus_get_phy(bgmac->mii_bus, bgmac->phyaddr);
215 		dev_err(bgmac->dev, "PCI setup not implemented\n");
220 	bgmac->has_robosw = !!(sprom->boardflags_lo & BGMAC_BFL_ENETROBO);
221 	if (bgmac->has_robosw)
222 		dev_warn(bgmac->dev, "Support for Roboswitch not implemented\n");
225 		dev_warn(bgmac->dev, "Support for ADMtek ethernet switch not implemented\n");
231 		bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
234 		bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL2;
235 		bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
239 		bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
240 		bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
241 		bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1;
242 		bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY;
245 			bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII;
246 			bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
249 			bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_EPHYRMII;
252 		bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
253 		bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
255 			bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
257 			bgmac->feature_flags |= BGMAC_FEAT_CC4_IF_SW_TYPE;
259 				bgmac->feature_flags |=
262 			bgmac->feature_flags |= BGMAC_FEAT_IRQ_ID_OOB_6;
263 			bgmac->feature_flags |= BGMAC_FEAT_CC7_IF_TYPE_RGMII;
267 		bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
268 		bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
269 		bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1;
270 		bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY;
272 			bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII;
273 			bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
280 		bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
281 		bgmac->feature_flags |= BGMAC_FEAT_NO_RESET;
282 		bgmac->feature_flags |= BGMAC_FEAT_FORCE_SPEED_2500;
285 		bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
286 		bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
290 		bgmac->feature_flags |= BGMAC_FEAT_MISC_PLL_REQ;
293 		bgmac->feature_flags |= BGMAC_FEAT_CMN_PHY_CTL;
294 		bgmac->feature_flags |= BGMAC_FEAT_NO_CLR_MIB;
298 		bgmac->feature_flags |= BGMAC_FEAT_CMDCFG_SR_REV4;
299 		bgmac->feature_flags |= BGMAC_FEAT_TX_MASK_SETUP;
300 		bgmac->feature_flags |= BGMAC_FEAT_RX_MASK_SETUP;
303 	bgmac->read = bcma_bgmac_read;
304 	bgmac->write = bcma_bgmac_write;
305 	bgmac->idm_read = bcma_bgmac_idm_read;
306 	bgmac->idm_write = bcma_bgmac_idm_write;
307 	bgmac->clk_enabled = bcma_bgmac_clk_enabled;
308 	bgmac->clk_enable = bcma_bgmac_clk_enable;
309 	bgmac->cco_ctl_maskset = bcma_bgmac_cco_ctl_maskset;
310 	bgmac->get_bus_clock = bcma_bgmac_get_bus_clock;
311 	bgmac->cmn_maskset32 = bcma_bgmac_cmn_maskset32;
312 	bgmac->phy_connect = bcma_phy_connect;
314 	err = bgmac_enet_probe(bgmac);
321 	bcma_mdio_mii_unregister(bgmac->mii_bus);
330 	struct bgmac *bgmac = bcma_get_drvdata(core);
332 	bcma_mdio_mii_unregister(bgmac->mii_bus);
333 	bgmac_enet_remove(bgmac);