1 // SPDX-License-Identifier: GPL-2.0
8 #include <linux/firmware/thead/thead,th1520-aon.h>
13 #include <dt-bindings/power/thead,th1520-power.h>
36 	[TH1520_VDEC_PD] = { "vdec", TH1520_AON_VDEC_PD, false },
54 	return th1520_aon_power_update(pd->aon_chan, pd->rsrc, true);  in th1520_pd_power_on()
61 	return th1520_aon_power_update(pd->aon_chan, pd->rsrc, false);  in th1520_pd_power_off()
67 	struct generic_pm_domain *domain = ERR_PTR(-ENOENT);  in th1520_pd_xlate()
77 		pd = to_th1520_power_domain(pd_data->domains[i]);  in th1520_pd_xlate()
78 		if (pd->rsrc == spec->args[0]) {  in th1520_pd_xlate()
79 			domain = &pd->genpd;  in th1520_pd_xlate()
95 		return ERR_PTR(-ENOMEM);  in th1520_add_pm_domain()
97 	pd->rsrc = pi->rsrc;  in th1520_add_pm_domain()
98 	pd->genpd.power_on = th1520_pd_power_on;  in th1520_add_pm_domain()
99 	pd->genpd.power_off = th1520_pd_power_off;  in th1520_add_pm_domain()
100 	pd->genpd.name = pi->name;  in th1520_add_pm_domain()
102 	ret = pm_genpd_init(&pd->genpd, NULL, true);  in th1520_add_pm_domain()
123 		ret = th1520_aon_power_update(pd->aon_chan, pd->rsrc, false);  in th1520_pd_init_all_off()
127 				pd->genpd.name);  in th1520_pd_init_all_off()
136 	struct device *dev = &pdev->dev;  in th1520_pd_probe()
147 		ret = -ENOMEM;  in th1520_pd_probe()
153 		ret = -ENOMEM;  in th1520_pd_probe()
169 		pd->aon_chan = aon_chan;  in th1520_pd_probe()
170 		domains[i] = &pd->genpd;  in th1520_pd_probe()
171 		dev_dbg(dev, "added power domain %s\n", pd->genpd.name);  in th1520_pd_probe()
174 	pd_data->domains = domains;  in th1520_pd_probe()
175 	pd_data->num_domains = ARRAY_SIZE(th1520_pd_ranges);  in th1520_pd_probe()
176 	pd_data->xlate = th1520_pd_xlate;  in th1520_pd_probe()
180 	 * low-power state. This allows device drivers to manage power  in th1520_pd_probe()
185 	ret = of_genpd_add_provider_onecell(dev->of_node, pd_data);  in th1520_pd_probe()
192 	for (i--; i >= 0; i--)  in th1520_pd_probe()
201 	{ .compatible = "thead,th1520-aon" },
208 		.name = "th1520-pd",
217 MODULE_DESCRIPTION("T-HEAD TH1520 SoC power domain controller");