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1// SPDX-License-Identifier: GPL-2.02/*3 * Siemens SIMATIC IPC driver for CMOS battery monitoring4 *5 * Copyright (c) Siemens AG, 20236 *7 * Authors:8 * Henning Schild <henning.schild@siemens.com>9 */10 11#include <linux/gpio/machine.h>12#include <linux/gpio/consumer.h>13#include <linux/kernel.h>14#include <linux/module.h>15#include <linux/platform_device.h>16 17#include "simatic-ipc-batt.h"18 19static struct gpiod_lookup_table simatic_ipc_batt_gpio_table_127e = {20 .table = {21 GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 55, NULL, 0, GPIO_ACTIVE_HIGH),22 GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 61, NULL, 1, GPIO_ACTIVE_HIGH),23 GPIO_LOOKUP_IDX("apollolake-pinctrl.1", 41, NULL, 2, GPIO_ACTIVE_HIGH),24 {} /* Terminating entry */25 },26};27 28static void simatic_ipc_batt_apollolake_remove(struct platform_device *pdev)29{30 simatic_ipc_batt_remove(pdev, &simatic_ipc_batt_gpio_table_127e);31}32 33static int simatic_ipc_batt_apollolake_probe(struct platform_device *pdev)34{35 return simatic_ipc_batt_probe(pdev, &simatic_ipc_batt_gpio_table_127e);36}37 38static struct platform_driver simatic_ipc_batt_driver = {39 .probe = simatic_ipc_batt_apollolake_probe,40 .remove_new = simatic_ipc_batt_apollolake_remove,41 .driver = {42 .name = KBUILD_MODNAME,43 },44};45 46module_platform_driver(simatic_ipc_batt_driver);47 48MODULE_DESCRIPTION("CMOS Battery monitoring for Simatic IPCs based on Apollo Lake GPIO");49MODULE_LICENSE("GPL");50MODULE_ALIAS("platform:" KBUILD_MODNAME);51MODULE_SOFTDEP("pre: simatic-ipc-batt platform:apollolake-pinctrl");52MODULE_AUTHOR("Henning Schild <henning.schild@siemens.com>");53