phy/sunplus/phy-sunplus-usb2.c

78 static int update_disc_vol(struct sp_usbphy *usbphy)
86 	cell = nvmem_cell_get(usbphy->dev, disc_name);
98 		set = (set >> usbphy->disc_vol_addr_off) & J_DISC;
104 	val = readl(usbphy->phy_regs + CONFIG7);
106 	writel(val, usbphy->phy_regs + CONFIG7);
113 	struct sp_usbphy *usbphy = phy_get_drvdata(phy);
117 	ret = clk_prepare_enable(usbphy->phy_clk);
121 	ret = reset_control_deassert(usbphy->rstc);
126 	writel(HIGH_MASK_BITS | 0x4002, usbphy->moon4_regs + UPHY_CONTROL0);
127 	writel(HIGH_MASK_BITS | 0x8747, usbphy->moon4_regs + UPHY_CONTROL1);
130 	ret = update_disc_vol(usbphy);
135 	val = readl(usbphy->phy_regs + CONFIG9);
137 	writel(val, usbphy->phy_regs + CONFIG9);
139 	val = readl(usbphy->phy_regs + CONFIG1);
141 	writel(val, usbphy->phy_regs + CONFIG1);
143 	val = readl(usbphy->phy_regs + CONFIG23);
145 	writel(val, usbphy->phy_regs + CONFIG23);
149 	       usbphy->moon4_regs + UPHY_CONTROL2);
153 	       usbphy->phy_regs + CONFIG16);
154 	writel(IBG_TRIM0_SSLVHT | J_VDATREE_TRIM_DEFAULT, usbphy->phy_regs + CONFIG17);
157 	writel(J_FORCE_DISC_ON | J_DEBUG_CTRL_ADDR_MACRO, usbphy->phy_regs + CONFIG3);
162 	reset_control_assert(usbphy->rstc);
164 	clk_disable_unprepare(usbphy->phy_clk);
171 	struct sp_usbphy *usbphy = phy_get_drvdata(phy);
175 	pll_pwr_off = (readl(usbphy->moon4_regs + UPHY_CONTROL3) & ~LOW_MASK_BITS)
177 	pll_pwr_on = (readl(usbphy->moon4_regs + UPHY_CONTROL3) & ~LOW_MASK_BITS)
181 	       usbphy->moon4_regs + UPHY_CONTROL3);
184 	       usbphy->moon4_regs + UPHY_CONTROL3);
187 	       usbphy->moon4_regs + UPHY_CONTROL3);
190 	       usbphy->moon4_regs + UPHY_CONTROL3);
193 	       usbphy->moon4_regs + UPHY_CONTROL3);
200 	struct sp_usbphy *usbphy = phy_get_drvdata(phy);
203 	pll_pwr_off = (readl(usbphy->moon4_regs + UPHY_CONTROL3) & ~LOW_MASK_BITS)
207 	       usbphy->moon4_regs + UPHY_CONTROL3);
210 	       usbphy->moon4_regs + UPHY_CONTROL3);
217 	struct sp_usbphy *usbphy = phy_get_drvdata(phy);
219 	reset_control_assert(usbphy->rstc);
220 	clk_disable_unprepare(usbphy->phy_clk);
240 	struct sp_usbphy *usbphy;
245 	usbphy = devm_kzalloc(&pdev->dev, sizeof(*usbphy), GFP_KERNEL);
246 	if (!usbphy)
249 	usbphy->dev = &pdev->dev;
251 	usbphy->phy_res_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy");
252 	usbphy->phy_regs = devm_ioremap_resource(&pdev->dev, usbphy->phy_res_mem);
253 	if (IS_ERR(usbphy->phy_regs))
254 		return PTR_ERR(usbphy->phy_regs);
256 	usbphy->moon4_res_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "moon4");
257 	if (!usbphy->moon4_res_mem)
260 	usbphy->moon4_regs = devm_ioremap(&pdev->dev, usbphy->moon4_res_mem->start,
261 					  resource_size(usbphy->moon4_res_mem));
262 	if (!usbphy->moon4_regs)
265 	usbphy->phy_clk = devm_clk_get(&pdev->dev, NULL);
266 	if (IS_ERR(usbphy->phy_clk))
267 		return PTR_ERR(usbphy->phy_clk);
269 	usbphy->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
270 	if (IS_ERR(usbphy->rstc))
271 		return PTR_ERR(usbphy->rstc);
274 			     &usbphy->disc_vol_addr_off);
282 	phy_set_drvdata(phy, usbphy);