drivers/soc/qcom/pmic_glink.c - linux - Git at Google

 // SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
  * Copyright (c) 2022, Linaro Ltd
  */
 #include <linux/auxiliary_bus.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/rpmsg.h>
 #include <linux/slab.h>
 #include <linux/soc/qcom/pdr.h>
 #include <linux/soc/qcom/pmic_glink.h>

 enum {
 	PMIC_GLINK_CLIENT_BATT = 0,
 	PMIC_GLINK_CLIENT_ALTMODE,
 	PMIC_GLINK_CLIENT_UCSI,
 };

 struct pmic_glink {
 	struct device *dev;
 	struct pdr_handle *pdr;

 	struct rpmsg_endpoint *ept;

 	unsigned long client_mask;

 	struct auxiliary_device altmode_aux;
 	struct auxiliary_device ps_aux;
 	struct auxiliary_device ucsi_aux;

 	/* serializing client_state and pdr_state updates */
 	struct mutex state_lock;
 	unsigned int client_state;
 	unsigned int pdr_state;

 	/* serializing clients list updates */
 	struct mutex client_lock;
 	struct list_head clients;
 };

 static struct pmic_glink *__pmic_glink;
 static DEFINE_MUTEX(__pmic_glink_lock);

 struct pmic_glink_client {
 	struct list_head node;

 	struct pmic_glink *pg;
 	unsigned int id;

 	void (*cb)(const void *data, size_t len, void *priv);
 	void (*pdr_notify)(void *priv, int state);
 	void *priv;
 };

 static void _devm_pmic_glink_release_client(struct device *dev, void *res)
 {
 	struct pmic_glink_client *client = (struct pmic_glink_client *)res;
 	struct pmic_glink *pg = client->pg;

 	mutex_lock(&pg->client_lock);
 	list_del(&client->node);
 	mutex_unlock(&pg->client_lock);
 }

 struct pmic_glink_client *devm_pmic_glink_register_client(struct device *dev,
 							  unsigned int id,
 							  void (*cb)(const void *, size_t, void *),
 							  void (*pdr)(void *, int),
 							  void *priv)
 {
 	struct pmic_glink_client *client;
 	struct pmic_glink *pg = dev_get_drvdata(dev->parent);

 	client = devres_alloc(_devm_pmic_glink_release_client, sizeof(*client), GFP_KERNEL);
 	if (!client)
 		return ERR_PTR(-ENOMEM);

 	client->pg = pg;
 	client->id = id;
 	client->cb = cb;
 	client->pdr_notify = pdr;
 	client->priv = priv;

 	mutex_lock(&pg->client_lock);
 	list_add(&client->node, &pg->clients);
 	mutex_unlock(&pg->client_lock);

 	devres_add(dev, client);

 	return client;
 }
 EXPORT_SYMBOL_GPL(devm_pmic_glink_register_client);

 int pmic_glink_send(struct pmic_glink_client *client, void *data, size_t len)
 {
 	struct pmic_glink *pg = client->pg;

 	return rpmsg_send(pg->ept, data, len);
 }
 EXPORT_SYMBOL_GPL(pmic_glink_send);

 static int pmic_glink_rpmsg_callback(struct rpmsg_device *rpdev, void *data,
 				     int len, void *priv, u32 addr)
 {
 	struct pmic_glink_client *client;
 	struct pmic_glink_hdr *hdr;
 	struct pmic_glink *pg = dev_get_drvdata(&rpdev->dev);

 	if (len < sizeof(*hdr)) {
 		dev_warn(pg->dev, "ignoring truncated message\n");
 		return 0;
 	}

 	hdr = data;

 	list_for_each_entry(client, &pg->clients, node) {
 		if (client->id == le32_to_cpu(hdr->owner))
 			client->cb(data, len, client->priv);
 	}

 	return 0;
 }

 static void pmic_glink_aux_release(struct device *dev) {}

 static int pmic_glink_add_aux_device(struct pmic_glink *pg,
 				     struct auxiliary_device *aux,
 				     const char *name)
 {
 	struct device *parent = pg->dev;
 	int ret;

 	aux->name = name;
 	aux->dev.parent = parent;
 	aux->dev.release = pmic_glink_aux_release;
 	device_set_of_node_from_dev(&aux->dev, parent);
 	ret = auxiliary_device_init(aux);
 	if (ret)
 		return ret;

 	ret = auxiliary_device_add(aux);
 	if (ret)
 		auxiliary_device_uninit(aux);

 	return ret;
 }

 static void pmic_glink_del_aux_device(struct pmic_glink *pg,
 				      struct auxiliary_device *aux)
 {
 	auxiliary_device_delete(aux);
 	auxiliary_device_uninit(aux);
 }

 static void pmic_glink_state_notify_clients(struct pmic_glink *pg)
 {
 	struct pmic_glink_client *client;
 	unsigned int new_state = pg->client_state;

 	if (pg->client_state != SERVREG_SERVICE_STATE_UP) {
 		if (pg->pdr_state == SERVREG_SERVICE_STATE_UP && pg->ept)
 			new_state = SERVREG_SERVICE_STATE_UP;
 	} else {
 		if (pg->pdr_state == SERVREG_SERVICE_STATE_UP && pg->ept)
 			new_state = SERVREG_SERVICE_STATE_DOWN;
 	}

 	if (new_state != pg->client_state) {
 		list_for_each_entry(client, &pg->clients, node)
 			client->pdr_notify(client->priv, new_state);
 		pg->client_state = new_state;
 	}
 }

 static void pmic_glink_pdr_callback(int state, char *svc_path, void *priv)
 {
 	struct pmic_glink *pg = priv;

 	mutex_lock(&pg->state_lock);
 	pg->pdr_state = state;

 	pmic_glink_state_notify_clients(pg);
 	mutex_unlock(&pg->state_lock);
 }

 static int pmic_glink_rpmsg_probe(struct rpmsg_device *rpdev)
 {
 	struct pmic_glink *pg = __pmic_glink;
 	int ret = 0;

 	mutex_lock(&__pmic_glink_lock);
 	if (!pg) {
 		ret = dev_err_probe(&rpdev->dev, -ENODEV, "no pmic_glink device to attach to\n");
 		goto out_unlock;
 	}

 	dev_set_drvdata(&rpdev->dev, pg);

 	mutex_lock(&pg->state_lock);
 	pg->ept = rpdev->ept;
 	pmic_glink_state_notify_clients(pg);
 	mutex_unlock(&pg->state_lock);

 out_unlock:
 	mutex_unlock(&__pmic_glink_lock);
 	return ret;
 }

 static void pmic_glink_rpmsg_remove(struct rpmsg_device *rpdev)
 {
 	struct pmic_glink *pg;

 	mutex_lock(&__pmic_glink_lock);
 	pg = __pmic_glink;
 	if (!pg)
 		goto out_unlock;

 	mutex_lock(&pg->state_lock);
 	pg->ept = NULL;
 	pmic_glink_state_notify_clients(pg);
 	mutex_unlock(&pg->state_lock);
 out_unlock:
 	mutex_unlock(&__pmic_glink_lock);
 }

 static const struct rpmsg_device_id pmic_glink_rpmsg_id_match[] = {
 	{ "PMIC_RTR_ADSP_APPS" },
 	{}
 };

 static struct rpmsg_driver pmic_glink_rpmsg_driver = {
 	.probe = pmic_glink_rpmsg_probe,
 	.remove = pmic_glink_rpmsg_remove,
 	.callback = pmic_glink_rpmsg_callback,
 	.id_table = pmic_glink_rpmsg_id_match,
 	.drv  = {
 		.name  = "qcom_pmic_glink_rpmsg",
 	},
 };

 static int pmic_glink_probe(struct platform_device *pdev)
 {
 	const unsigned long *match_data;
 	struct pdr_service *service;
 	struct pmic_glink *pg;
 	int ret;

 	pg = devm_kzalloc(&pdev->dev, sizeof(*pg), GFP_KERNEL);
 	if (!pg)
 		return -ENOMEM;

 	dev_set_drvdata(&pdev->dev, pg);

 	pg->dev = &pdev->dev;

 	INIT_LIST_HEAD(&pg->clients);
 	mutex_init(&pg->client_lock);
 	mutex_init(&pg->state_lock);

 	match_data = (unsigned long *)of_device_get_match_data(&pdev->dev);
 	if (!match_data)
 		return -EINVAL;

 	pg->client_mask = *match_data;

 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI)) {
 		ret = pmic_glink_add_aux_device(pg, &pg->ucsi_aux, "ucsi");
 		if (ret)
 			return ret;
 	}
 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_ALTMODE)) {
 		ret = pmic_glink_add_aux_device(pg, &pg->altmode_aux, "altmode");
 		if (ret)
 			goto out_release_ucsi_aux;
 	}
 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_BATT)) {
 		ret = pmic_glink_add_aux_device(pg, &pg->ps_aux, "power-supply");
 		if (ret)
 			goto out_release_altmode_aux;
 	}

 	pg->pdr = pdr_handle_alloc(pmic_glink_pdr_callback, pg);
 	if (IS_ERR(pg->pdr)) {
 		ret = dev_err_probe(&pdev->dev, PTR_ERR(pg->pdr), "failed to initialize pdr\n");
 		goto out_release_aux_devices;
 	}

 	service = pdr_add_lookup(pg->pdr, "tms/servreg", "msm/adsp/charger_pd");
 	if (IS_ERR(service)) {
 		ret = dev_err_probe(&pdev->dev, PTR_ERR(service),
 				    "failed adding pdr lookup for charger_pd\n");
 		goto out_release_pdr_handle;
 	}

 	mutex_lock(&__pmic_glink_lock);
 	__pmic_glink = pg;
 	mutex_unlock(&__pmic_glink_lock);

 	return 0;

 out_release_pdr_handle:
 	pdr_handle_release(pg->pdr);
 out_release_aux_devices:
 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_BATT))
 		pmic_glink_del_aux_device(pg, &pg->ps_aux);
 out_release_altmode_aux:
 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_ALTMODE))
 		pmic_glink_del_aux_device(pg, &pg->altmode_aux);
 out_release_ucsi_aux:
 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI))
 		pmic_glink_del_aux_device(pg, &pg->ucsi_aux);

 	return ret;
 }

 static void pmic_glink_remove(struct platform_device *pdev)
 {
 	struct pmic_glink *pg = dev_get_drvdata(&pdev->dev);

 	pdr_handle_release(pg->pdr);

 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_BATT))
 		pmic_glink_del_aux_device(pg, &pg->ps_aux);
 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_ALTMODE))
 		pmic_glink_del_aux_device(pg, &pg->altmode_aux);
 	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI))
 		pmic_glink_del_aux_device(pg, &pg->ucsi_aux);

 	mutex_lock(&__pmic_glink_lock);
 	__pmic_glink = NULL;
 	mutex_unlock(&__pmic_glink_lock);
 }

 static const unsigned long pmic_glink_sc8180x_client_mask = BIT(PMIC_GLINK_CLIENT_BATT) |
 							    BIT(PMIC_GLINK_CLIENT_ALTMODE);

 static const unsigned long pmic_glink_sm8450_client_mask = BIT(PMIC_GLINK_CLIENT_BATT) |
 							   BIT(PMIC_GLINK_CLIENT_ALTMODE) |
 							   BIT(PMIC_GLINK_CLIENT_UCSI);

 static const struct of_device_id pmic_glink_of_match[] = {
 	{ .compatible = "qcom,sc8180x-pmic-glink", .data = &pmic_glink_sc8180x_client_mask },
 	{ .compatible = "qcom,sc8280xp-pmic-glink", .data = &pmic_glink_sc8180x_client_mask },
 	{ .compatible = "qcom,pmic-glink", .data = &pmic_glink_sm8450_client_mask },
 	{}
 };
 MODULE_DEVICE_TABLE(of, pmic_glink_of_match);

 static struct platform_driver pmic_glink_driver = {
 	.probe = pmic_glink_probe,
 	.remove_new = pmic_glink_remove,
 	.driver = {
 		.name = "qcom_pmic_glink",
 		.of_match_table = pmic_glink_of_match,
 	},
 };

 static int pmic_glink_init(void)
 {
 	platform_driver_register(&pmic_glink_driver);
 	register_rpmsg_driver(&pmic_glink_rpmsg_driver);

 	return 0;
 }
 module_init(pmic_glink_init);

 static void pmic_glink_exit(void)
 {
 	unregister_rpmsg_driver(&pmic_glink_rpmsg_driver);
 	platform_driver_unregister(&pmic_glink_driver);
 }
 module_exit(pmic_glink_exit);

 MODULE_DESCRIPTION("Qualcomm PMIC GLINK driver");
 MODULE_LICENSE("GPL");
	// SPDX-License-Identifier: GPL-2.0-only
	/*
	* Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
	* Copyright (c) 2022, Linaro Ltd
	*/
	#include <linux/auxiliary_bus.h>
	#include <linux/module.h>
	#include <linux/of.h>
	#include <linux/platform_device.h>
	#include <linux/rpmsg.h>
	#include <linux/slab.h>
	#include <linux/soc/qcom/pdr.h>
	#include <linux/soc/qcom/pmic_glink.h>

	enum {
	PMIC_GLINK_CLIENT_BATT = 0,
	PMIC_GLINK_CLIENT_ALTMODE,
	PMIC_GLINK_CLIENT_UCSI,
	};

	struct pmic_glink {
	struct device *dev;
	struct pdr_handle *pdr;

	struct rpmsg_endpoint *ept;

	unsigned long client_mask;

	struct auxiliary_device altmode_aux;
	struct auxiliary_device ps_aux;
	struct auxiliary_device ucsi_aux;

	/* serializing client_state and pdr_state updates */
	struct mutex state_lock;
	unsigned int client_state;
	unsigned int pdr_state;

	/* serializing clients list updates */
	struct mutex client_lock;
	struct list_head clients;
	};

	static struct pmic_glink *__pmic_glink;
	static DEFINE_MUTEX(__pmic_glink_lock);

	struct pmic_glink_client {
	struct list_head node;

	struct pmic_glink *pg;
	unsigned int id;

	void (cb)(const void data, size_t len, void *priv);
	void (pdr_notify)(void priv, int state);
	void *priv;
	};

	static void _devm_pmic_glink_release_client(struct device dev, void res)
	{
	struct pmic_glink_client client = (struct pmic_glink_client )res;
	struct pmic_glink *pg = client->pg;

	mutex_lock(&pg->client_lock);
	list_del(&client->node);
	mutex_unlock(&pg->client_lock);
	}

	struct pmic_glink_client devm_pmic_glink_register_client(struct device dev,
	unsigned int id,
	void (cb)(const void , size_t, void *),
	void (pdr)(void , int),
	void *priv)
	{
	struct pmic_glink_client *client;
	struct pmic_glink *pg = dev_get_drvdata(dev->parent);

	client = devres_alloc(_devm_pmic_glink_release_client, sizeof(*client), GFP_KERNEL);
	if (!client)
	return ERR_PTR(-ENOMEM);

	client->pg = pg;
	client->id = id;
	client->cb = cb;
	client->pdr_notify = pdr;
	client->priv = priv;

	mutex_lock(&pg->client_lock);
	list_add(&client->node, &pg->clients);
	mutex_unlock(&pg->client_lock);

	devres_add(dev, client);

	return client;
	}
	EXPORT_SYMBOL_GPL(devm_pmic_glink_register_client);

	int pmic_glink_send(struct pmic_glink_client client, void data, size_t len)
	{
	struct pmic_glink *pg = client->pg;

	return rpmsg_send(pg->ept, data, len);
	}
	EXPORT_SYMBOL_GPL(pmic_glink_send);

	static int pmic_glink_rpmsg_callback(struct rpmsg_device rpdev, void data,
	int len, void *priv, u32 addr)
	{
	struct pmic_glink_client *client;
	struct pmic_glink_hdr *hdr;
	struct pmic_glink *pg = dev_get_drvdata(&rpdev->dev);

	if (len < sizeof(*hdr)) {
	dev_warn(pg->dev, "ignoring truncated message\n");
	return 0;
	}

	hdr = data;

	list_for_each_entry(client, &pg->clients, node) {
	if (client->id == le32_to_cpu(hdr->owner))
	client->cb(data, len, client->priv);
	}

	return 0;
	}

	static void pmic_glink_aux_release(struct device *dev) {}

	static int pmic_glink_add_aux_device(struct pmic_glink *pg,
	struct auxiliary_device *aux,
	const char *name)
	{
	struct device *parent = pg->dev;
	int ret;

	aux->name = name;
	aux->dev.parent = parent;
	aux->dev.release = pmic_glink_aux_release;
	device_set_of_node_from_dev(&aux->dev, parent);
	ret = auxiliary_device_init(aux);
	if (ret)
	return ret;

	ret = auxiliary_device_add(aux);
	if (ret)
	auxiliary_device_uninit(aux);

	return ret;
	}

	static void pmic_glink_del_aux_device(struct pmic_glink *pg,
	struct auxiliary_device *aux)
	{
	auxiliary_device_delete(aux);
	auxiliary_device_uninit(aux);
	}

	static void pmic_glink_state_notify_clients(struct pmic_glink *pg)
	{
	struct pmic_glink_client *client;
	unsigned int new_state = pg->client_state;

	if (pg->client_state != SERVREG_SERVICE_STATE_UP) {
	if (pg->pdr_state == SERVREG_SERVICE_STATE_UP && pg->ept)
	new_state = SERVREG_SERVICE_STATE_UP;
	} else {
	if (pg->pdr_state == SERVREG_SERVICE_STATE_UP && pg->ept)
	new_state = SERVREG_SERVICE_STATE_DOWN;
	}

	if (new_state != pg->client_state) {
	list_for_each_entry(client, &pg->clients, node)
	client->pdr_notify(client->priv, new_state);
	pg->client_state = new_state;
	}
	}

	static void pmic_glink_pdr_callback(int state, char svc_path, void priv)
	{
	struct pmic_glink *pg = priv;

	mutex_lock(&pg->state_lock);
	pg->pdr_state = state;

	pmic_glink_state_notify_clients(pg);
	mutex_unlock(&pg->state_lock);
	}

	static int pmic_glink_rpmsg_probe(struct rpmsg_device *rpdev)
	{
	struct pmic_glink *pg = __pmic_glink;
	int ret = 0;

	mutex_lock(&__pmic_glink_lock);
	if (!pg) {
	ret = dev_err_probe(&rpdev->dev, -ENODEV, "no pmic_glink device to attach to\n");
	goto out_unlock;
	}

	dev_set_drvdata(&rpdev->dev, pg);

	mutex_lock(&pg->state_lock);
	pg->ept = rpdev->ept;
	pmic_glink_state_notify_clients(pg);
	mutex_unlock(&pg->state_lock);

	out_unlock:
	mutex_unlock(&__pmic_glink_lock);
	return ret;
	}

	static void pmic_glink_rpmsg_remove(struct rpmsg_device *rpdev)
	{
	struct pmic_glink *pg;

	mutex_lock(&__pmic_glink_lock);
	pg = __pmic_glink;
	if (!pg)
	goto out_unlock;

	mutex_lock(&pg->state_lock);
	pg->ept = NULL;
	pmic_glink_state_notify_clients(pg);
	mutex_unlock(&pg->state_lock);
	out_unlock:
	mutex_unlock(&__pmic_glink_lock);
	}

	static const struct rpmsg_device_id pmic_glink_rpmsg_id_match[] = {
	{ "PMIC_RTR_ADSP_APPS" },
	{}
	};

	static struct rpmsg_driver pmic_glink_rpmsg_driver = {
	.probe = pmic_glink_rpmsg_probe,
	.remove = pmic_glink_rpmsg_remove,
	.callback = pmic_glink_rpmsg_callback,
	.id_table = pmic_glink_rpmsg_id_match,
	.drv = {
	.name = "qcom_pmic_glink_rpmsg",
	},
	};

	static int pmic_glink_probe(struct platform_device *pdev)
	{
	const unsigned long *match_data;
	struct pdr_service *service;
	struct pmic_glink *pg;
	int ret;

	pg = devm_kzalloc(&pdev->dev, sizeof(*pg), GFP_KERNEL);
	if (!pg)
	return -ENOMEM;

	dev_set_drvdata(&pdev->dev, pg);

	pg->dev = &pdev->dev;

	INIT_LIST_HEAD(&pg->clients);
	mutex_init(&pg->client_lock);
	mutex_init(&pg->state_lock);

	match_data = (unsigned long *)of_device_get_match_data(&pdev->dev);
	if (!match_data)
	return -EINVAL;

	pg->client_mask = *match_data;

	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI)) {
	ret = pmic_glink_add_aux_device(pg, &pg->ucsi_aux, "ucsi");
	if (ret)
	return ret;
	}
	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_ALTMODE)) {
	ret = pmic_glink_add_aux_device(pg, &pg->altmode_aux, "altmode");
	if (ret)
	goto out_release_ucsi_aux;
	}
	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_BATT)) {
	ret = pmic_glink_add_aux_device(pg, &pg->ps_aux, "power-supply");
	if (ret)
	goto out_release_altmode_aux;
	}

	pg->pdr = pdr_handle_alloc(pmic_glink_pdr_callback, pg);
	if (IS_ERR(pg->pdr)) {
	ret = dev_err_probe(&pdev->dev, PTR_ERR(pg->pdr), "failed to initialize pdr\n");
	goto out_release_aux_devices;
	}

	service = pdr_add_lookup(pg->pdr, "tms/servreg", "msm/adsp/charger_pd");
	if (IS_ERR(service)) {
	ret = dev_err_probe(&pdev->dev, PTR_ERR(service),
	"failed adding pdr lookup for charger_pd\n");
	goto out_release_pdr_handle;
	}

	mutex_lock(&__pmic_glink_lock);
	__pmic_glink = pg;
	mutex_unlock(&__pmic_glink_lock);

	return 0;

	out_release_pdr_handle:
	pdr_handle_release(pg->pdr);
	out_release_aux_devices:
	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_BATT))
	pmic_glink_del_aux_device(pg, &pg->ps_aux);
	out_release_altmode_aux:
	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_ALTMODE))
	pmic_glink_del_aux_device(pg, &pg->altmode_aux);
	out_release_ucsi_aux:
	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI))
	pmic_glink_del_aux_device(pg, &pg->ucsi_aux);

	return ret;
	}

	static void pmic_glink_remove(struct platform_device *pdev)
	{
	struct pmic_glink *pg = dev_get_drvdata(&pdev->dev);

	pdr_handle_release(pg->pdr);

	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_BATT))
	pmic_glink_del_aux_device(pg, &pg->ps_aux);
	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_ALTMODE))
	pmic_glink_del_aux_device(pg, &pg->altmode_aux);
	if (pg->client_mask & BIT(PMIC_GLINK_CLIENT_UCSI))
	pmic_glink_del_aux_device(pg, &pg->ucsi_aux);

	mutex_lock(&__pmic_glink_lock);
	__pmic_glink = NULL;
	mutex_unlock(&__pmic_glink_lock);
	}

	static const unsigned long pmic_glink_sc8180x_client_mask = BIT(PMIC_GLINK_CLIENT_BATT) \|
	BIT(PMIC_GLINK_CLIENT_ALTMODE);

	static const unsigned long pmic_glink_sm8450_client_mask = BIT(PMIC_GLINK_CLIENT_BATT) \|
	BIT(PMIC_GLINK_CLIENT_ALTMODE) \|
	BIT(PMIC_GLINK_CLIENT_UCSI);

	static const struct of_device_id pmic_glink_of_match[] = {
	{ .compatible = "qcom,sc8180x-pmic-glink", .data = &pmic_glink_sc8180x_client_mask },
	{ .compatible = "qcom,sc8280xp-pmic-glink", .data = &pmic_glink_sc8180x_client_mask },
	{ .compatible = "qcom,pmic-glink", .data = &pmic_glink_sm8450_client_mask },
	{}
	};
	MODULE_DEVICE_TABLE(of, pmic_glink_of_match);

	static struct platform_driver pmic_glink_driver = {
	.probe = pmic_glink_probe,
	.remove_new = pmic_glink_remove,
	.driver = {
	.name = "qcom_pmic_glink",
	.of_match_table = pmic_glink_of_match,
	},
	};

	static int pmic_glink_init(void)
	{
	platform_driver_register(&pmic_glink_driver);
	register_rpmsg_driver(&pmic_glink_rpmsg_driver);

	return 0;
	}
	module_init(pmic_glink_init);

	static void pmic_glink_exit(void)
	{
	unregister_rpmsg_driver(&pmic_glink_rpmsg_driver);
	platform_driver_unregister(&pmic_glink_driver);
	}
	module_exit(pmic_glink_exit);

	MODULE_DESCRIPTION("Qualcomm PMIC GLINK driver");
	MODULE_LICENSE("GPL");