1 // SPDX-License-Identifier: GPL-2.0+
3  * Texas Instruments System Control Interface (TI SCI) power domain driver
5  * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
14 #include <power-domain-uclass.h>
18  * struct ti_sci_power_domain_data - pm domain controller information structure
19  * @sci: TI SCI handle used for communication with system controller
22 	const struct ti_sci_handle *sci;  member
25 static int ti_sci_power_domain_probe(struct udevice *dev)  in ti_sci_power_domain_probe()  argument
27 	struct ti_sci_power_domain_data *data = dev_get_priv(dev);  in ti_sci_power_domain_probe()
29 	debug("%s(dev=%p)\n", __func__, dev);  in ti_sci_power_domain_probe()
32 		return -ENOMEM;  in ti_sci_power_domain_probe()
35 	data->sci = ti_sci_get_handle(dev);  in ti_sci_power_domain_probe()
36 	if (IS_ERR(data->sci))  in ti_sci_power_domain_probe()
37 		return PTR_ERR(data->sci);  in ti_sci_power_domain_probe()
56 	struct ti_sci_power_domain_data *data = dev_get_priv(pd->dev);  in ti_sci_power_domain_on()
57 	const struct ti_sci_handle *sci = data->sci;  in ti_sci_power_domain_on()  local
58 	const struct ti_sci_dev_ops *dops = &sci->ops.dev_ops;  in ti_sci_power_domain_on()
63 	ret = dops->get_device(sci, pd->id);  in ti_sci_power_domain_on()
65 		dev_err(power_domain->dev, "%s: get_device failed (%d)\n",  in ti_sci_power_domain_on()
73 	struct ti_sci_power_domain_data *data = dev_get_priv(pd->dev);  in ti_sci_power_domain_off()
74 	const struct ti_sci_handle *sci = data->sci;  in ti_sci_power_domain_off()  local
75 	const struct ti_sci_dev_ops *dops = &sci->ops.dev_ops;  in ti_sci_power_domain_off()
80 	ret = dops->put_device(sci, pd->id);  in ti_sci_power_domain_off()
82 		dev_err(power_domain->dev, "%s: put_device failed (%d)\n",  in ti_sci_power_domain_off()
89 	{ .compatible = "ti,sci-pm-domain" },
101 	.name = "ti-sci-pm-domains",
102 	.id = UCLASS_POWER_DOMAIN,