1 // SPDX-License-Identifier: GPL-2.0
5  * Copyright (C) 2021-2023, Intel Corporation
18 #include "pinctrl-intel.h"
25 static int intel_platform_pinctrl_prepare_pins(struct device *dev, size_t base,  in intel_platform_pinctrl_prepare_pins()  argument
37 	descs = devm_krealloc_array(dev, pins->pins, base + size, sizeof(*descs), GFP_KERNEL);  in intel_platform_pinctrl_prepare_pins()
39 		return -ENOMEM;  in intel_platform_pinctrl_prepare_pins()
42 		unsigned int pin_number = base + i;  in intel_platform_pinctrl_prepare_pins()
47 		strreplace(pin_name, '-', '_');  in intel_platform_pinctrl_prepare_pins()
50 		desc->number = pin_number;  in intel_platform_pinctrl_prepare_pins()
51 		desc->name = pin_name;  in intel_platform_pinctrl_prepare_pins()
54 	pins->pins = descs;  in intel_platform_pinctrl_prepare_pins()
55 	pins->npins = base + size;  in intel_platform_pinctrl_prepare_pins()
61 						struct fwnode_handle *child,  in intel_platform_pinctrl_prepare_group()  argument
65 	size_t base = pins->npins;  in intel_platform_pinctrl_prepare_group()  local
70 	ret = fwnode_property_read_string(child, "intc-gpio-group-name", &name);  in intel_platform_pinctrl_prepare_group()
74 	ret = fwnode_property_read_u32(child, "intc-gpio-pad-count", &size);  in intel_platform_pinctrl_prepare_group()
78 	ret = intel_platform_pinctrl_prepare_pins(dev, base, name, size, pins);  in intel_platform_pinctrl_prepare_group()
82 	gpp->base = base;  in intel_platform_pinctrl_prepare_group()
83 	gpp->size = size;  in intel_platform_pinctrl_prepare_group()
84 	gpp->gpio_base = INTEL_GPIO_BASE_MATCH;  in intel_platform_pinctrl_prepare_group()
99 	ret = device_property_read_u32(dev, "intc-gpio-pad-ownership-offset", &offset);  in intel_platform_pinctrl_prepare_community()
102 	community->padown_offset = offset;  in intel_platform_pinctrl_prepare_community()
104 	ret = device_property_read_u32(dev, "intc-gpio-pad-configuration-lock-offset", &offset);  in intel_platform_pinctrl_prepare_community()
107 	community->padcfglock_offset = offset;  in intel_platform_pinctrl_prepare_community()
109 	ret = device_property_read_u32(dev, "intc-gpio-host-software-pad-ownership-offset", &offset);  in intel_platform_pinctrl_prepare_community()
112 	community->hostown_offset = offset;  in intel_platform_pinctrl_prepare_community()
114 	ret = device_property_read_u32(dev, "intc-gpio-gpi-interrupt-status-offset", &offset);  in intel_platform_pinctrl_prepare_community()
117 	community->is_offset = offset;  in intel_platform_pinctrl_prepare_community()
119 	ret = device_property_read_u32(dev, "intc-gpio-gpi-interrupt-enable-offset", &offset);  in intel_platform_pinctrl_prepare_community()
122 	community->ie_offset = offset;  in intel_platform_pinctrl_prepare_community()
126 		return -ENODEV;  in intel_platform_pinctrl_prepare_community()
130 		return -ENOMEM;  in intel_platform_pinctrl_prepare_community()
133 	device_for_each_child_node_scoped(dev, child) {  in intel_platform_pinctrl_prepare_community()
136 		gpp->reg_num = group;  in intel_platform_pinctrl_prepare_community()
138 		ret = intel_platform_pinctrl_prepare_group(dev, child, gpp, pins);  in intel_platform_pinctrl_prepare_community()
145 	community->ngpps = ngpps;  in intel_platform_pinctrl_prepare_community()
146 	community->gpps = gpps;  in intel_platform_pinctrl_prepare_community()
164 		return -ENOMEM;  in intel_platform_pinctrl_prepare_soc_data()
169 		community->barno = i;  in intel_platform_pinctrl_prepare_soc_data()
170 		community->pin_base = pins.npins;  in intel_platform_pinctrl_prepare_soc_data()
176 		community->npins = pins.npins - community->pin_base;  in intel_platform_pinctrl_prepare_soc_data()
179 	data->ncommunities = ncommunities;  in intel_platform_pinctrl_prepare_soc_data()
180 	data->communities = communities;  in intel_platform_pinctrl_prepare_soc_data()
182 	data->npins = pins.npins;  in intel_platform_pinctrl_prepare_soc_data()
183 	data->pins = pins.pins;  in intel_platform_pinctrl_prepare_soc_data()
191 	struct device *dev = &pdev->dev;  in intel_platform_pinctrl_probe()
196 		return -ENOMEM;  in intel_platform_pinctrl_probe()
214 		.name = "intel-pinctrl",