107 	struct mtk_pmic_keys *keys;  member
119 	struct mtk_pmic_keys_info keys[MTK_PMIC_MAX_KEY_COUNT];  member
128 static void mtk_pmic_keys_lp_reset_setup(struct mtk_pmic_keys *keys,  in mtk_pmic_keys_lp_reset_setup()  argument
136 	kregs_home = keys->keys[MTK_PMIC_HOMEKEY_INDEX].regs;  in mtk_pmic_keys_lp_reset_setup()
137 	kregs_pwr = keys->keys[MTK_PMIC_PWRKEY_INDEX].regs;  in mtk_pmic_keys_lp_reset_setup()
139 	error = of_property_read_u32(keys->dev->of_node, "power-off-time-sec",  in mtk_pmic_keys_lp_reset_setup()
147 	error  = of_property_read_u32(keys->dev->of_node,  in mtk_pmic_keys_lp_reset_setup()
171 	regmap_update_bits(keys->regmap, regs->pmic_rst_reg, mask, value);  in mtk_pmic_keys_lp_reset_setup()
179 	regmap_read(info->keys->regmap, info->regs->deb_reg, &key_deb);  in mtk_pmic_keys_irq_handler_thread()
185 	input_report_key(info->keys->input_dev, info->keycode, pressed);  in mtk_pmic_keys_irq_handler_thread()
186 	input_sync(info->keys->input_dev);  in mtk_pmic_keys_irq_handler_thread()
188 	dev_dbg(info->keys->dev, "(%s) key =%d using PMIC\n",  in mtk_pmic_keys_irq_handler_thread()
194 static int mtk_pmic_key_setup(struct mtk_pmic_keys *keys,  in mtk_pmic_key_setup()  argument
199 	info->keys = keys;  in mtk_pmic_key_setup()
201 	ret = regmap_update_bits(keys->regmap, info->regs->intsel_reg,  in mtk_pmic_key_setup()
207 	ret = devm_request_threaded_irq(keys->dev, info->irq, NULL,  in mtk_pmic_key_setup()
210 					"mtk-pmic-keys", info);  in mtk_pmic_key_setup()
212 		dev_err(keys->dev, "Failed to request IRQ: %d: %d\n",  in mtk_pmic_key_setup()
218 		ret = devm_request_threaded_irq(keys->dev, info->irq_r, NULL,  in mtk_pmic_key_setup()
221 						"mtk-pmic-keys", info);  in mtk_pmic_key_setup()
223 			dev_err(keys->dev, "Failed to request IRQ_r: %d: %d\n",  in mtk_pmic_key_setup()
229 	input_set_capability(keys->input_dev, EV_KEY, info->keycode);  in mtk_pmic_key_setup()
236 	struct mtk_pmic_keys *keys = dev_get_drvdata(dev);  in mtk_pmic_keys_suspend()  local
240 		if (keys->keys[index].wakeup) {  in mtk_pmic_keys_suspend()
241 			enable_irq_wake(keys->keys[index].irq);  in mtk_pmic_keys_suspend()
242 			if (keys->keys[index].irq_r > 0)  in mtk_pmic_keys_suspend()
243 				enable_irq_wake(keys->keys[index].irq_r);  in mtk_pmic_keys_suspend()
252 	struct mtk_pmic_keys *keys = dev_get_drvdata(dev);  in mtk_pmic_keys_resume()  local
256 		if (keys->keys[index].wakeup) {  in mtk_pmic_keys_resume()
257 			disable_irq_wake(keys->keys[index].irq);  in mtk_pmic_keys_resume()
258 			if (keys->keys[index].irq_r > 0)  in mtk_pmic_keys_resume()
259 				disable_irq_wake(keys->keys[index].irq_r);  in mtk_pmic_keys_resume()
271 		.compatible = "mediatek,mt6397-keys",
274 		.compatible = "mediatek,mt6323-keys",
277 		.compatible = "mediatek,mt6331-keys",
280 		.compatible = "mediatek,mt6358-keys",
296 	struct mtk_pmic_keys *keys;  in mtk_pmic_keys_probe()  local
302 	keys = devm_kzalloc(&pdev->dev, sizeof(*keys), GFP_KERNEL);  in mtk_pmic_keys_probe()
303 	if (!keys)  in mtk_pmic_keys_probe()
306 	keys->dev = &pdev->dev;  in mtk_pmic_keys_probe()
307 	keys->regmap = pmic_chip->regmap;  in mtk_pmic_keys_probe()
310 	keys->input_dev = input_dev = devm_input_allocate_device(keys->dev);  in mtk_pmic_keys_probe()
312 		dev_err(keys->dev, "input allocate device fail.\n");  in mtk_pmic_keys_probe()
316 	input_dev->name = "mtk-pmic-keys";  in mtk_pmic_keys_probe()
325 		dev_err(keys->dev, "too many keys defined (%d)\n", keycount);  in mtk_pmic_keys_probe()
330 		keys->keys[index].regs = &mtk_pmic_regs->keys_regs[index];  in mtk_pmic_keys_probe()
332 		keys->keys[index].irq =  in mtk_pmic_keys_probe()
334 		if (keys->keys[index].irq < 0) {  in mtk_pmic_keys_probe()
336 			return keys->keys[index].irq;  in mtk_pmic_keys_probe()
339 		if (of_device_is_compatible(node, "mediatek,mt6358-keys")) {  in mtk_pmic_keys_probe()
340 			keys->keys[index].irq_r = platform_get_irq_byname(pdev,  in mtk_pmic_keys_probe()
343 			if (keys->keys[index].irq_r < 0) {  in mtk_pmic_keys_probe()
345 				return keys->keys[index].irq_r;  in mtk_pmic_keys_probe()
350 			"linux,keycodes", &keys->keys[index].keycode);  in mtk_pmic_keys_probe()
352 			dev_err(keys->dev,  in mtk_pmic_keys_probe()
360 			keys->keys[index].wakeup = true;  in mtk_pmic_keys_probe()
362 		error = mtk_pmic_key_setup(keys, &keys->keys[index]);  in mtk_pmic_keys_probe()
378 	mtk_pmic_keys_lp_reset_setup(keys, mtk_pmic_regs);  in mtk_pmic_keys_probe()
380 	platform_set_drvdata(pdev, keys);  in mtk_pmic_keys_probe()
388 		   .name = "mtk-pmic-keys",
398 MODULE_DESCRIPTION("MTK pmic-keys driver v0.1");