1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
46 #include <dev/clk/clk.h>
49 #include <dev/syscon/syscon.h>
83 	{ "rockchip,rk3399-usb2phy",	(uintptr_t)&rk3399_regs },
84 	{ "rockchip,rk3568-usb2phy",	(uintptr_t)&rk3568_regs },
90 	struct syscon		*grf;
92 	clk_t			clk;  member
132 	if (sc->phy_supply) {  in rk_usb2phy_enable()
134 			error = regulator_enable(sc->phy_supply);  in rk_usb2phy_enable()
136 			error = regulator_disable(sc->phy_supply);  in rk_usb2phy_enable()
163 	*mode = sc->mode;  in rk_usb2phy_get_mode()
182 	sc->mode = mode;  in rk_usb2phy_set_mode()
190 	struct syscon	*grf;
195 rk_usb2phy_clk_init(struct clknode *clk, device_t dev)  in rk_usb2phy_clk_init()  argument
198 	clknode_init_parent_idx(clk, 0);  in rk_usb2phy_clk_init()
203 rk_usb2phy_clk_set_gate(struct clknode *clk, bool enable)  in rk_usb2phy_clk_set_gate()  argument
207 	sc = clknode_get_softc(clk);  in rk_usb2phy_clk_set_gate()
210 		SYSCON_WRITE_4(sc->grf, sc->regs->clk_ctl.offset,  in rk_usb2phy_clk_set_gate()
211 		    sc->regs->clk_ctl.enable_mask);  in rk_usb2phy_clk_set_gate()
213 		SYSCON_WRITE_4(sc->grf, sc->regs->clk_ctl.offset,  in rk_usb2phy_clk_set_gate()
214 		    sc->regs->clk_ctl.disable_mask);  in rk_usb2phy_clk_set_gate()
219 rk_usb2phy_clk_recalc(struct clknode *clk, uint64_t *freq)  in rk_usb2phy_clk_recalc()  argument
242     phandle_t *cells, struct clknode **clk)  in rk_usb2phy_clk_ofw_map()  argument
248 	*clk = clknode_find_by_id(clkdom, 0);  in rk_usb2phy_clk_ofw_map()
250 	if (*clk == NULL)  in rk_usb2phy_clk_ofw_map()
262 	struct clknode *clk;  in rk_usb2phy_export_clock()  local
268 	node = ofw_bus_get_node(devsc->dev);  in rk_usb2phy_export_clock()
271 	    "#clock-cells", &ncells);  in rk_usb2phy_export_clock()
273 		device_printf(devsc->dev, "couldn't find parent clock\n");  in rk_usb2phy_export_clock()
277 	nclocks = ofw_bus_string_list_to_array(node, "clock-output-names",  in rk_usb2phy_export_clock()
282 	clkdom = clkdom_create(devsc->dev);  in rk_usb2phy_export_clock()
290 		error = clk_get_by_ofw_index(devsc->dev, 0, i, &clk_parent);  in rk_usb2phy_export_clock()
292 			device_printf(devsc->dev, "cannot get clock %d\n", error);  in rk_usb2phy_export_clock()
300 	clk = clknode_create(clkdom, &rk_usb2phy_clk_clknode_class, &def);  in rk_usb2phy_export_clock()
301 	if (clk == NULL) {  in rk_usb2phy_export_clock()
302 		device_printf(devsc->dev, "cannot create clknode\n");  in rk_usb2phy_export_clock()
306 	sc = clknode_get_softc(clk);  in rk_usb2phy_export_clock()
307 	sc->clkdev = device_get_parent(devsc->dev);  in rk_usb2phy_export_clock()
308 	sc->grf = devsc->grf;  in rk_usb2phy_export_clock()
309 	sc->regs = (struct rk_usb2phy_regs *)ofw_bus_search_compatible(devsc->dev, compat_data)->ocd_data;  in rk_usb2phy_export_clock()
310 	if (sc->regs->clk_ctl.offset == 0) {  in rk_usb2phy_export_clock()
312 		sc->regs->clk_ctl.offset = regs[0];  in rk_usb2phy_export_clock()
314 	clknode_register(clkdom, clk);  in rk_usb2phy_export_clock()
317 		device_printf(devsc->dev, "cannot finalize clkdom initialization\n");  in rk_usb2phy_export_clock()
334 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in rk_usb2phy_probe()
351 	sc->dev = dev;  in rk_usb2phy_attach()
356 		    &sc->grf)) {  in rk_usb2phy_attach()
357 			device_printf(dev, "Cannot get syscon handle\n");  in rk_usb2phy_attach()
362 		if (syscon_get_handle_default(dev, &sc->grf)) {  in rk_usb2phy_attach()
363 			device_printf(dev, "Cannot get syscon handle\n");  in rk_usb2phy_attach()
368 	if (clk_get_by_ofw_name(dev, 0, "phyclk", &sc->clk) != 0) {  in rk_usb2phy_attach()
372 	err = clk_enable(sc->clk);  in rk_usb2phy_attach()
375 		    clk_get_name(sc->clk));  in rk_usb2phy_attach()
385 	host = ofw_bus_find_child(node, "host-port");  in rk_usb2phy_attach()
387 		device_printf(dev, "Cannot find host-port child node\n");  in rk_usb2phy_attach()
392 		device_printf(dev, "host-port isn't okay\n");  in rk_usb2phy_attach()
396 	regulator_get_by_ofw_property(dev, host, "phy-supply", &sc->phy_supply);  in rk_usb2phy_attach()