Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753211AbbFHM4Q (ORCPT ); Mon, 8 Jun 2015 08:56:16 -0400 Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:54026 "EHLO mx0a-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753175AbbFHMz7 (ORCPT ); Mon, 8 Jun 2015 08:55:59 -0400 From: Yi Zhang To: , CC: , , , Subject: [PATCH 2/2] mfd: 88pm88x: initial 88pm886/88pm880 base support Date: Mon, 8 Jun 2015 20:55:06 +0800 Message-ID: <1433768106-8212-2-git-send-email-yizhang@marvell.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1433768106-8212-1-git-send-email-yizhang@marvell.com> References: <1433768106-8212-1-git-send-email-yizhang@marvell.com> MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.14.151,1.0.33,0.0.0000 definitions=2015-06-08_07:2015-06-08,2015-06-08,1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=7.0.1-1402240000 definitions=main-1506080216 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 60403 Lines: 2086 88pm886 and 88pm880 are combo PMIC chip, which integrates regulator, onkey, rtc, gpadc, charger, fuelgauge function; this patch add the basic support for them, adding related resource, such as interrupt, preparing for the client-device driver Signed-off-by: Yi Zhang --- drivers/mfd/88pm880-table.c | 180 ++++++++++++ drivers/mfd/88pm886-table.c | 181 ++++++++++++ drivers/mfd/88pm88x-core.c | 591 ++++++++++++++++++++++++++++++++++++++++ drivers/mfd/88pm88x-i2c.c | 167 ++++++++++++ drivers/mfd/88pm88x-irq.c | 172 ++++++++++++ drivers/mfd/88pm88x.h | 51 ++++ drivers/mfd/Kconfig | 12 + drivers/mfd/Makefile | 3 + include/linux/mfd/88pm880-reg.h | 98 +++++++ include/linux/mfd/88pm880.h | 59 ++++ include/linux/mfd/88pm886-reg.h | 59 ++++ include/linux/mfd/88pm886.h | 55 ++++ include/linux/mfd/88pm88x-reg.h | 118 ++++++++ include/linux/mfd/88pm88x.h | 202 ++++++++++++++ 14 files changed, 1948 insertions(+) create mode 100644 drivers/mfd/88pm880-table.c create mode 100644 drivers/mfd/88pm886-table.c create mode 100644 drivers/mfd/88pm88x-core.c create mode 100644 drivers/mfd/88pm88x-i2c.c create mode 100644 drivers/mfd/88pm88x-irq.c create mode 100644 drivers/mfd/88pm88x.h create mode 100644 include/linux/mfd/88pm880-reg.h create mode 100644 include/linux/mfd/88pm880.h create mode 100644 include/linux/mfd/88pm886-reg.h create mode 100644 include/linux/mfd/88pm886.h create mode 100644 include/linux/mfd/88pm88x-reg.h create mode 100644 include/linux/mfd/88pm88x.h diff --git a/drivers/mfd/88pm880-table.c b/drivers/mfd/88pm880-table.c new file mode 100644 index 0000000..8bf1603 --- /dev/null +++ b/drivers/mfd/88pm880-table.c @@ -0,0 +1,180 @@ +/* + * Marvell 88PM880 specific setting + * + * Copyright (C) 2015 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include + +#include "88pm88x.h" + +#define PM880_BUCK_NAME "88pm880-buck" +#define PM880_LDO_NAME "88pm880-ldo" + +const struct regmap_config pm880_base_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm880_base_i2c_regmap); + +const struct regmap_config pm880_power_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm880_power_i2c_regmap); + +const struct regmap_config pm880_gpadc_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm880_gpadc_i2c_regmap); + +const struct regmap_config pm880_battery_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm880_battery_i2c_regmap); + +const struct regmap_config pm880_test_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm880_test_i2c_regmap); + +static const struct resource buck_resources[] = { + { + .name = PM880_BUCK_NAME, + }, +}; + +static const struct resource ldo_resources[] = { + { + .name = PM880_LDO_NAME, + }, +}; + +const struct mfd_cell pm880_cell_devs[] = { + CELL_DEV(PM880_BUCK_NAME, buck_resources, "marvell,88pm880-buck1a", 0), + CELL_DEV(PM880_BUCK_NAME, buck_resources, "marvell,88pm880-buck2", 1), + CELL_DEV(PM880_BUCK_NAME, buck_resources, "marvell,88pm880-buck3", 2), + CELL_DEV(PM880_BUCK_NAME, buck_resources, "marvell,88pm880-buck4", 3), + CELL_DEV(PM880_BUCK_NAME, buck_resources, "marvell,88pm880-buck5", 4), + CELL_DEV(PM880_BUCK_NAME, buck_resources, "marvell,88pm880-buck6", 5), + CELL_DEV(PM880_BUCK_NAME, buck_resources, "marvell,88pm880-buck7", 6), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo1", 7), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo2", 8), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo3", 9), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo4", 10), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo5", 11), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo6", 12), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo7", 13), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo8", 14), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo9", 15), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo10", 16), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo11", 17), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo12", 18), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo13", 19), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo14", 20), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo15", 21), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo16", 22), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo17", 23), + CELL_DEV(PM880_LDO_NAME, ldo_resources, "marvell,88pm880-ldo18", 24), +}; +EXPORT_SYMBOL_GPL(pm880_cell_devs); + +struct pmic_cell_info pm880_cell_info = { + .cells = pm880_cell_devs, + .cell_nr = ARRAY_SIZE(pm880_cell_devs), +}; +EXPORT_SYMBOL_GPL(pm880_cell_info); + +static const struct reg_default pm880_base_patch[] = { + {PM88X_WDOG, 0x1}, /* disable watchdog */ + {PM88X_AON_CTRL2, 0x2a}, /* output 32kHZ from XO */ + {PM88X_BK_OSC_CTRL1, 0x0f}, /* OSC_FREERUN = 1, to lock FLL */ + {PM88X_LOWPOWER2, 0x20}, /* XO_LJ = 1, enable low jitter for 32kHZ */ + /* enable LPM for internal reference group in sleep */ + {PM88X_LOWPOWER4, 0xc0}, + {PM88X_BK_OSC_CTRL3, 0xc0}, /* set the duty cycle of charger DC/DC to max */ +}; + +static const struct reg_default pm880_power_patch[] = { +}; + +static const struct reg_default pm880_gpadc_patch[] = { + {PM88X_GPADC_CONFIG6, 0x03}, /* enable non-stop mode */ +}; + +static const struct reg_default pm880_battery_patch[] = { + {PM88X_CHGBK_CONFIG6, 0xe1}, +}; + +static const struct reg_default pm880_test_patch[] = { +}; + +/* 88pm880 chip itself related */ +int pm880_apply_patch(struct pm88x_chip *chip) +{ + int ret, size; + + if (!chip || !chip->base_regmap || !chip->power_regmap || + !chip->gpadc_regmap || !chip->battery_regmap || + !chip->test_regmap) + return -EINVAL; + + size = ARRAY_SIZE(pm880_base_patch); + if (size == 0) + goto power; + ret = regmap_register_patch(chip->base_regmap, pm880_base_patch, size); + if (ret < 0) + return ret; + +power: + size = ARRAY_SIZE(pm880_power_patch); + if (size == 0) + goto gpadc; + ret = regmap_register_patch(chip->power_regmap, pm880_power_patch, size); + if (ret < 0) + return ret; + +gpadc: + size = ARRAY_SIZE(pm880_gpadc_patch); + if (size == 0) + goto battery; + ret = regmap_register_patch(chip->gpadc_regmap, pm880_gpadc_patch, size); + if (ret < 0) + return ret; +battery: + size = ARRAY_SIZE(pm880_battery_patch); + if (size == 0) + goto test; + ret = regmap_register_patch(chip->battery_regmap, pm880_battery_patch, size); + if (ret < 0) + return ret; + +test: + size = ARRAY_SIZE(pm880_test_patch); + if (size == 0) + goto out; + ret = regmap_register_patch(chip->test_regmap, pm880_test_patch, size); + if (ret < 0) + return ret; +out: + return 0; +} +EXPORT_SYMBOL_GPL(pm880_apply_patch); diff --git a/drivers/mfd/88pm886-table.c b/drivers/mfd/88pm886-table.c new file mode 100644 index 0000000..eda0921 --- /dev/null +++ b/drivers/mfd/88pm886-table.c @@ -0,0 +1,181 @@ +/* + * Marvell 88PM886 specific setting + * + * Copyright (C) 2015 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include + +#include "88pm88x.h" + +#define PM886_BUCK_NAME "88pm886-buck" +#define PM886_LDO_NAME "88pm886-ldo" + +const struct regmap_config pm886_base_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm886_base_i2c_regmap); + +const struct regmap_config pm886_power_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm886_power_i2c_regmap); + +const struct regmap_config pm886_gpadc_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm886_gpadc_i2c_regmap); + +const struct regmap_config pm886_battery_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm886_battery_i2c_regmap); + +const struct regmap_config pm886_test_i2c_regmap = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0xfe, +}; +EXPORT_SYMBOL_GPL(pm886_test_i2c_regmap); + +static const struct resource buck_resources[] = { + { + .name = PM886_BUCK_NAME, + }, +}; + +static const struct resource ldo_resources[] = { + { + .name = PM886_LDO_NAME, + }, +}; + +const struct mfd_cell pm886_cell_devs[] = { + CELL_DEV(PM886_BUCK_NAME, buck_resources, "marvell,88pm886-buck1", 0), + CELL_DEV(PM886_BUCK_NAME, buck_resources, "marvell,88pm886-buck2", 1), + CELL_DEV(PM886_BUCK_NAME, buck_resources, "marvell,88pm886-buck3", 2), + CELL_DEV(PM886_BUCK_NAME, buck_resources, "marvell,88pm886-buck4", 3), + CELL_DEV(PM886_BUCK_NAME, buck_resources, "marvell,88pm886-buck5", 4), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo1", 5), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo2", 6), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo3", 7), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo4", 8), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo5", 9), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo6", 10), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo7", 11), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo8", 12), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo9", 13), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo10", 14), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo11", 15), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo12", 16), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo13", 17), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo14", 18), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo15", 19), + CELL_DEV(PM886_LDO_NAME, ldo_resources, "marvell,88pm886-ldo16", 20), +}; +EXPORT_SYMBOL_GPL(pm886_cell_devs); + +struct pmic_cell_info pm886_cell_info = { + .cells = pm886_cell_devs, + .cell_nr = ARRAY_SIZE(pm886_cell_devs), +}; +EXPORT_SYMBOL_GPL(pm886_cell_info); + +static const struct reg_default pm886_base_patch[] = { + {PM88X_WDOG, 0x1}, /* disable watchdog */ + {PM88X_GPIO_CTRL1, 0x40}, /* gpio1: dvc , gpio0: input */ + {PM88X_GPIO_CTRL2, 0x00}, /* , gpio2: input */ + {PM88X_GPIO_CTRL3, 0x44}, /* dvc2 , dvc1 */ + {PM88X_GPIO_CTRL4, 0x00}, /* gpio5v_1:input, gpio5v_2: input*/ + {PM88X_AON_CTRL2, 0x2a}, /* output 32kHZ from XO */ + {PM88X_BK_OSC_CTRL1, 0x0f}, /* OSC_FREERUN = 1, to lock FLL */ + {PM88X_LOWPOWER2, 0x20}, /* XO_LJ = 1, enable low jitter for 32kHZ */ + /* enable LPM for internal reference group in sleep */ + {PM88X_LOWPOWER4, 0xc0}, + {PM88X_BK_OSC_CTRL3, 0xc0}, /* set the duty cycle of charger DC/DC to max */ +}; + +static const struct reg_default pm886_power_patch[] = { +}; + +static const struct reg_default pm886_gpadc_patch[] = { + {PM88X_GPADC_CONFIG6, 0x03}, /* enable non-stop mode */ +}; + +static const struct reg_default pm886_battery_patch[] = { + {PM88X_CHGBK_CONFIG6, 0xe1}, +}; + +static const struct reg_default pm886_test_patch[] = { +}; + +/* 88pm886 chip itself related */ +int pm886_apply_patch(struct pm88x_chip *chip) +{ + int ret, size; + + if (!chip || !chip->base_regmap || !chip->power_regmap || + !chip->gpadc_regmap || !chip->battery_regmap || + !chip->test_regmap) + return -EINVAL; + + size = ARRAY_SIZE(pm886_base_patch); + if (size == 0) + goto power; + ret = regmap_register_patch(chip->base_regmap, pm886_base_patch, size); + if (ret < 0) + return ret; + +power: + size = ARRAY_SIZE(pm886_power_patch); + if (size == 0) + goto gpadc; + ret = regmap_register_patch(chip->power_regmap, pm886_power_patch, size); + if (ret < 0) + return ret; + +gpadc: + size = ARRAY_SIZE(pm886_gpadc_patch); + if (size == 0) + goto battery; + ret = regmap_register_patch(chip->gpadc_regmap, pm886_gpadc_patch, size); + if (ret < 0) + return ret; +battery: + size = ARRAY_SIZE(pm886_battery_patch); + if (size == 0) + goto test; + ret = regmap_register_patch(chip->battery_regmap, pm886_battery_patch, size); + if (ret < 0) + return ret; + +test: + size = ARRAY_SIZE(pm886_test_patch); + if (size == 0) + goto out; + ret = regmap_register_patch(chip->test_regmap, pm886_test_patch, size); + if (ret < 0) + return ret; +out: + return 0; +} +EXPORT_SYMBOL_GPL(pm886_apply_patch); diff --git a/drivers/mfd/88pm88x-core.c b/drivers/mfd/88pm88x-core.c new file mode 100644 index 0000000..294abad --- /dev/null +++ b/drivers/mfd/88pm88x-core.c @@ -0,0 +1,591 @@ +/* + * Base driver for Marvell 88PM886/88PM880 PMIC + * + * Copyright (C) 2015 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "88pm88x.h" + +#define PM88X_POWER_UP_LOG (0x17) +#define PM88X_POWER_DOWN_LOG1 (0xe5) +#define PM88X_POWER_DOWN_LOG2 (0xe6) +#define PM88X_SW_PDOWN (1 << 5) + +static const struct resource onkey_resources[] = { + CELL_IRQ_RESOURCE(PM88X_ONKEY_NAME, PM88X_IRQ_ONKEY), +}; + +static const struct resource rtc_resources[] = { + CELL_IRQ_RESOURCE(PM88X_RTC_NAME, PM88X_IRQ_RTC), +}; + +static const struct resource charger_resources[] = { + CELL_IRQ_RESOURCE("88pm88x-chg-fail", PM88X_IRQ_CHG_FAIL), + CELL_IRQ_RESOURCE("88pm88x-chg-done", PM88X_IRQ_CHG_DONE), + CELL_IRQ_RESOURCE("88pm88x-chg-good", PM88X_IRQ_CHG_GOOD), +}; + +static const struct resource battery_resources[] = { + CELL_IRQ_RESOURCE("88pm88x-bat-cc", PM88X_IRQ_CC), + CELL_IRQ_RESOURCE("88pm88x-bat-volt", PM88X_IRQ_VBAT), + CELL_IRQ_RESOURCE("88pm88x-bat-detect", PM88X_IRQ_BAT_DET), +}; + +static const struct resource headset_resources[] = { + CELL_IRQ_RESOURCE("88pm88x-headset-det", PM88X_IRQ_HS_DET), + CELL_IRQ_RESOURCE("88pm88x-mic-det", PM88X_IRQ_MIC_DET), +}; + +static const struct resource vbus_resources[] = { + CELL_IRQ_RESOURCE("88pm88x-vbus-det", PM88X_IRQ_VBUS), + CELL_IRQ_RESOURCE("88pm88x-gpadc0", PM88X_IRQ_GPADC0), + CELL_IRQ_RESOURCE("88pm88x-gpadc1", PM88X_IRQ_GPADC1), + CELL_IRQ_RESOURCE("88pm88x-gpadc2", PM88X_IRQ_GPADC2), + CELL_IRQ_RESOURCE("88pm88x-gpadc3", PM88X_IRQ_GPADC3), + CELL_IRQ_RESOURCE("88pm88x-otg-fail", PM88X_IRQ_OTG_FAIL), +}; + +static const struct resource leds_resources[] = { + CELL_IRQ_RESOURCE("88pm88x-cfd-fail", PM88X_IRQ_CFD_FAIL), +}; + +static const struct resource dvc_resources[] = { + { + .name = PM88X_DVC_NAME, + }, +}; + +static const struct resource rgb_resources[] = { + { + .name = PM88X_RGB_NAME, + }, +}; + +static const struct resource gpadc_resources[] = { + { + .name = PM88X_GPADC_NAME, + }, +}; + +static const struct mfd_cell common_cell_devs[] = { + CELL_DEV(PM88X_RTC_NAME, rtc_resources, "marvell,88pm88x-rtc", -1), + CELL_DEV(PM88X_ONKEY_NAME, onkey_resources, "marvell,88pm88x-onkey", -1), + CELL_DEV(PM88X_CHARGER_NAME, charger_resources, "marvell,88pm88x-charger", -1), + CELL_DEV(PM88X_BATTERY_NAME, battery_resources, "marvell,88pm88x-battery", -1), + CELL_DEV(PM88X_HEADSET_NAME, headset_resources, "marvell,88pm88x-headset", -1), + CELL_DEV(PM88X_VBUS_NAME, vbus_resources, "marvell,88pm88x-vbus", -1), + CELL_DEV(PM88X_CFD_NAME, leds_resources, "marvell,88pm88x-leds", PM88X_FLASH_LED), + CELL_DEV(PM88X_CFD_NAME, leds_resources, "marvell,88pm88x-leds", PM88X_TORCH_LED), + CELL_DEV(PM88X_DVC_NAME, dvc_resources, "marvell,88pm88x-dvc", -1), + CELL_DEV(PM88X_RGB_NAME, rgb_resources, "marvell,88pm88x-rgb0", PM88X_RGB_LED0), + CELL_DEV(PM88X_RGB_NAME, rgb_resources, "marvell,88pm88x-rgb1", PM88X_RGB_LED1), + CELL_DEV(PM88X_RGB_NAME, rgb_resources, "marvell,88pm88x-rgb2", PM88X_RGB_LED2), + CELL_DEV(PM88X_GPADC_NAME, gpadc_resources, "marvell,88pm88x-gpadc", -1), +}; + +const struct of_device_id pm88x_of_match[] = { + { .compatible = "marvell,88pm886", .data = (void *)PM886 }, + { .compatible = "marvell,88pm880", .data = (void *)PM880 }, + {}, +}; +EXPORT_SYMBOL_GPL(pm88x_of_match); + +struct pm88x_chip *pm88x_init_chip(struct i2c_client *client) +{ + struct pm88x_chip *chip; + + chip = devm_kzalloc(&client->dev, sizeof(struct pm88x_chip), GFP_KERNEL); + if (!chip) + return ERR_PTR(-ENOMEM); + + chip->client = client; + chip->irq = client->irq; + chip->dev = &client->dev; + chip->ldo_page_addr = client->addr + 1; + chip->power_page_addr = client->addr + 1; + chip->gpadc_page_addr = client->addr + 2; + chip->battery_page_addr = client->addr + 3; + chip->buck_page_addr = client->addr + 4; + chip->test_page_addr = client->addr + 7; + + dev_set_drvdata(chip->dev, chip); + i2c_set_clientdata(chip->client, chip); + + device_init_wakeup(&client->dev, 1); + + return chip; +} + +int pm88x_parse_dt(struct device_node *np, struct pm88x_chip *chip) +{ + if (!chip) + return -EINVAL; + + chip->irq_mode = + !of_property_read_bool(np, "marvell,88pm88x-irq-write-clear"); + + return 0; +} + + +static void parse_powerup_down_log(struct pm88x_chip *chip) +{ + int powerup, powerdown1, powerdown2, bit; + int powerup_bits, powerdown1_bits, powerdown2_bits; + static const char * const powerup_name[] = { + "ONKEY_WAKEUP ", + "CHG_WAKEUP ", + "EXTON_WAKEUP ", + "SMPL_WAKEUP ", + "ALARM_WAKEUP ", + "FAULT_WAKEUP ", + "BAT_WAKEUP ", + "WLCHG_WAKEUP ", + }; + static const char * const powerdown1_name[] = { + "OVER_TEMP ", + "UV_VANA5 ", + "SW_PDOWN ", + "FL_ALARM ", + "WD ", + "LONG_ONKEY", + "OV_VSYS ", + "RTC_RESET " + }; + static const char * const powerdown2_name[] = { + "HYB_DONE ", + "UV_VBAT ", + "HW_RESET2 ", + "PGOOD_PDOWN", + "LONKEY_RTC ", + "HW_RESET1 ", + }; + + regmap_read(chip->base_regmap, PM88X_POWER_UP_LOG, &powerup); + regmap_read(chip->base_regmap, PM88X_POWER_DOWN_LOG1, &powerdown1); + regmap_read(chip->base_regmap, PM88X_POWER_DOWN_LOG2, &powerdown2); + + /* + * mask reserved bits + * + * note: HYB_DONE and HW_RESET1 are kept, + * but should not be considered as power down events + */ + switch (chip->type) { + case PM886: + powerup &= 0x7f; + powerdown2 &= 0x1f; + powerup_bits = 7; + powerdown1_bits = 8; + powerdown2_bits = 5; + break; + case PM880: + powerdown2 &= 0x3f; + powerup_bits = 8; + powerdown1_bits = 8; + powerdown2_bits = 6; + break; + default: + return; + } + + /* keep globals for external usage */ + chip->powerup = powerup; + chip->powerdown1 = powerdown1; + chip->powerdown2 = powerdown2; + + /* power up log */ + dev_info(chip->dev, "powerup log 0x%x: 0x%x\n", + PM88X_POWER_UP_LOG, powerup); + dev_info(chip->dev, " ----------------------------\n"); + dev_info(chip->dev, "| name(power up) | status |\n"); + dev_info(chip->dev, "|-----------------|----------|\n"); + for (bit = 0; bit < powerup_bits; bit++) + dev_info(chip->dev, "| %s | %x |\n", + powerup_name[bit], (powerup >> bit) & 1); + dev_info(chip->dev, " ----------------------------\n"); + + /* power down log1 */ + dev_info(chip->dev, "PowerDW Log1 0x%x: 0x%x\n", + PM88X_POWER_DOWN_LOG1, powerdown1); + dev_info(chip->dev, " -------------------------------\n"); + dev_info(chip->dev, "| name(power down1) | status |\n"); + dev_info(chip->dev, "|--------------------|----------|\n"); + for (bit = 0; bit < powerdown1_bits; bit++) + dev_info(chip->dev, "| %s | %x |\n", + powerdown1_name[bit], (powerdown1 >> bit) & 1); + dev_info(chip->dev, " -------------------------------\n"); + + /* power down log2 */ + dev_info(chip->dev, "PowerDW Log2 0x%x: 0x%x\n", + PM88X_POWER_DOWN_LOG2, powerdown2); + dev_info(chip->dev, " -------------------------------\n"); + dev_info(chip->dev, "| name(power down2) | status |\n"); + dev_info(chip->dev, "|--------------------|----------|\n"); + for (bit = 0; bit < powerdown2_bits; bit++) + dev_info(chip->dev, "| %s | %x |\n", + powerdown2_name[bit], (powerdown2 >> bit) & 1); + dev_info(chip->dev, " -------------------------------\n"); + + /* write to clear power down log */ + regmap_write(chip->base_regmap, PM88X_POWER_DOWN_LOG1, 0xff); + regmap_write(chip->base_regmap, PM88X_POWER_DOWN_LOG2, 0xff); +} + +static const char *chip_stepping_to_string(unsigned int id) +{ + switch (id) { + case 0x00: + return "88pm886 A0"; + case 0xa1: + return "88pm886 A1"; + case 0xb0: + return "88pm880 A0"; + case 0xb1: + return "88pm880 A1"; + default: + break; + } + + return "Unknown"; +} + +int pm88x_post_init_chip(struct pm88x_chip *chip) +{ + int ret; + unsigned int val; + + if (!chip || !chip->base_regmap || !chip->power_regmap || + !chip->gpadc_regmap || !chip->battery_regmap) + return -EINVAL; + + /* save chip stepping */ + ret = regmap_read(chip->base_regmap, PM88X_ID_REG, &val); + if (ret < 0) { + dev_err(chip->dev, "Failed to read chip ID: %d\n", ret); + return ret; + } + chip->chip_id = val; + + dev_info(chip->dev, "PM88X chip ID = 0x%x(%s)\n", val, + chip_stepping_to_string(chip->chip_id)); + + /* read before alarm wake up bit before initialize interrupt */ + ret = regmap_read(chip->base_regmap, PM88X_RTC_ALARM_CTRL1, &val); + if (ret < 0) { + dev_err(chip->dev, "Failed to read RTC register: %d\n", ret); + return ret; + } + chip->rtc_wakeup = !!(val & PM88X_ALARM_WAKEUP); + + parse_powerup_down_log(chip); + + return 0; +} + +int pm88x_init_pages(struct pm88x_chip *chip) +{ + struct i2c_client *client = chip->client; + const struct regmap_config *base_regmap_config; + const struct regmap_config *power_regmap_config; + const struct regmap_config *gpadc_regmap_config; + const struct regmap_config *battery_regmap_config; + const struct regmap_config *test_regmap_config; + int ret = 0; + + if (!chip || !chip->power_page_addr || + !chip->gpadc_page_addr || !chip->battery_page_addr) + return -ENODEV; + + chip->type = pm88x_of_get_type(&client->dev); + switch (chip->type) { + case PM886: + base_regmap_config = &pm886_base_i2c_regmap; + power_regmap_config = &pm886_power_i2c_regmap; + gpadc_regmap_config = &pm886_gpadc_i2c_regmap; + battery_regmap_config = &pm886_battery_i2c_regmap; + test_regmap_config = &pm886_test_i2c_regmap; + break; + case PM880: + base_regmap_config = &pm880_base_i2c_regmap; + power_regmap_config = &pm880_power_i2c_regmap; + gpadc_regmap_config = &pm880_gpadc_i2c_regmap; + battery_regmap_config = &pm880_battery_i2c_regmap; + test_regmap_config = &pm880_test_i2c_regmap; + break; + default: + return -ENODEV; + } + + /* base page */ + chip->base_regmap = devm_regmap_init_i2c(client, base_regmap_config); + if (IS_ERR(chip->base_regmap)) { + dev_err(chip->dev, "Failed to init base_regmap: %d\n", ret); + ret = PTR_ERR(chip->base_regmap); + goto out; + } + + /* power page */ + chip->power_page = i2c_new_dummy(client->adapter, chip->power_page_addr); + if (!chip->power_page) { + dev_err(chip->dev, "Failed to new power_page: %d\n", ret); + ret = -ENODEV; + goto out; + } + chip->power_regmap = devm_regmap_init_i2c(chip->power_page, + power_regmap_config); + if (IS_ERR(chip->power_regmap)) { + dev_err(chip->dev, "Failed to init power_regmap: %d\n", ret); + ret = PTR_ERR(chip->power_regmap); + goto out; + } + + /* gpadc page */ + chip->gpadc_page = i2c_new_dummy(client->adapter, chip->gpadc_page_addr); + if (!chip->gpadc_page) { + dev_err(chip->dev, "Failed to new gpadc_page: %d\n", ret); + ret = -ENODEV; + goto out; + } + chip->gpadc_regmap = devm_regmap_init_i2c(chip->gpadc_page, + gpadc_regmap_config); + if (IS_ERR(chip->gpadc_regmap)) { + dev_err(chip->dev, "Failed to init gpadc_regmap: %d\n", ret); + ret = PTR_ERR(chip->gpadc_regmap); + goto out; + } + + /* battery page */ + chip->battery_page = i2c_new_dummy(client->adapter, chip->battery_page_addr); + if (!chip->battery_page) { + dev_err(chip->dev, "Failed to new gpadc_page: %d\n", ret); + ret = -ENODEV; + goto out; + } + chip->battery_regmap = devm_regmap_init_i2c(chip->battery_page, + battery_regmap_config); + if (IS_ERR(chip->battery_regmap)) { + dev_err(chip->dev, "Failed to init battery_regmap: %d\n", ret); + ret = PTR_ERR(chip->battery_regmap); + goto out; + } + + /* test page */ + chip->test_page = i2c_new_dummy(client->adapter, chip->test_page_addr); + if (!chip->test_page) { + dev_err(chip->dev, "Failed to new test_page: %d\n", ret); + ret = -ENODEV; + goto out; + } + chip->test_regmap = devm_regmap_init_i2c(chip->test_page, + test_regmap_config); + if (IS_ERR(chip->test_regmap)) { + dev_err(chip->dev, "Failed to init test_regmap: %d\n", ret); + ret = PTR_ERR(chip->test_regmap); + goto out; + } + + chip->type = pm88x_of_get_type(&client->dev); + switch (chip->type) { + case PM886: + /* ldo page */ + chip->ldo_page = chip->power_page; + chip->ldo_regmap = chip->power_regmap; + /* buck page */ + chip->buck_regmap = chip->power_regmap; + break; + case PM880: + /* ldo page */ + chip->ldo_page = chip->power_page; + chip->ldo_regmap = chip->power_regmap; + + /* buck page */ + chip->buck_page = i2c_new_dummy(client->adapter, + chip->buck_page_addr); + if (!chip->buck_page) { + dev_err(chip->dev, "Failed to new buck_page: %d\n", ret); + ret = -ENODEV; + goto out; + } + chip->buck_regmap = devm_regmap_init_i2c(chip->buck_page, + power_regmap_config); + if (IS_ERR(chip->buck_regmap)) { + dev_err(chip->dev, "Failed to init buck_regmap: %d\n", ret); + ret = PTR_ERR(chip->buck_regmap); + goto out; + } + + break; + default: + ret = -EINVAL; + break; + } +out: + return ret; +} + +void pm800_exit_pages(struct pm88x_chip *chip) +{ + if (!chip) + return; + + if (chip->ldo_page) + i2c_unregister_device(chip->ldo_page); + if (chip->gpadc_page) + i2c_unregister_device(chip->gpadc_page); + if (chip->test_page) + i2c_unregister_device(chip->test_page); + /* no need to unregister ldo_page */ + switch (chip->type) { + case PM886: + break; + case PM880: + if (chip->buck_page) + i2c_unregister_device(chip->buck_page); + break; + default: + break; + } +} + +int pm88x_init_subdev(struct pm88x_chip *chip) +{ + int ret; + if (!chip) + return -EINVAL; + + ret = mfd_add_devices(chip->dev, 0, common_cell_devs, + ARRAY_SIZE(common_cell_devs), NULL, 0, + regmap_irq_get_domain(chip->irq_data)); + if (ret < 0) + return ret; + + switch (chip->type) { + case PM886: + ret = mfd_add_devices(chip->dev, 0, pm886_cell_info.cells, + pm886_cell_info.cell_nr, NULL, 0, + regmap_irq_get_domain(chip->irq_data)); + break; + case PM880: + ret = mfd_add_devices(chip->dev, 0, pm880_cell_info.cells, + pm880_cell_info.cell_nr, NULL, 0, + regmap_irq_get_domain(chip->irq_data)); + break; + default: + break; + } + return ret; +} + +static int (*apply_to_chip)(struct pm88x_chip *chip); +/* PMIC chip itself related */ +int pm88x_apply_patch(struct pm88x_chip *chip) +{ + if (!chip || !chip->client) + return -EINVAL; + + chip->type = pm88x_of_get_type(&chip->client->dev); + switch (chip->type) { + case PM886: + apply_to_chip = pm886_apply_patch; + break; + case PM880: + apply_to_chip = pm880_apply_patch; + break; + default: + break; + } + if (apply_to_chip) + apply_to_chip(chip); + return 0; +} + +int pm88x_stepping_fixup(struct pm88x_chip *chip) +{ + if (!chip || !chip->client) + return -EINVAL; + + chip->type = pm88x_of_get_type(&chip->client->dev); + switch (chip->type) { + case PM886: + case PM880: + default: + break; + } + + return 0; +} + +int pm88x_apply_board_fixup(struct pm88x_chip *chip, struct device_node *np) +{ + /* add board design specific setting, parsed via device tree */ + return 0; +} + +long pm88x_of_get_type(struct device *dev) +{ + const struct of_device_id *id = of_match_device(pm88x_of_match, dev); + + if (id) + return (long)id->data; + else + return 0; +} + +void pm88x_dev_exit(struct pm88x_chip *chip) +{ + mfd_remove_devices(chip->dev); + pm88x_irq_exit(chip); +} + +void pm88x_power_off(void) +{ + pr_info("powers off the system."); + /* TODO: implement later */ + + for (;;) + cpu_relax(); +} + +int pm88x_reboot_notifier_callback(struct notifier_block *this, + unsigned long code, void *unused) +{ + struct pm88x_chip *chip = + container_of(this, struct pm88x_chip, reboot_notifier); + + switch (code) { + case SYS_HALT: + case SYS_POWER_OFF: + dev_info(chip->dev, "system is down.\n"); + break; + case SYS_RESTART: + default: + dev_info(chip->dev, "system will reboot.\n"); + break; + } + + return 0; +} diff --git a/drivers/mfd/88pm88x-i2c.c b/drivers/mfd/88pm88x-i2c.c new file mode 100644 index 0000000..8a96bc5 --- /dev/null +++ b/drivers/mfd/88pm88x-i2c.c @@ -0,0 +1,167 @@ +/* + * 88pm88x-i2c.c -- 88pm88x i2c bus interface + * + * Copyright (C) 2015 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static int pm88x_i2c_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct pm88x_chip *chip; + struct device_node *node = client->dev.of_node; + int ret = 0; + + chip = pm88x_init_chip(client); + if (IS_ERR(chip)) { + ret = PTR_ERR(chip); + dev_err(chip->dev, "initialize 88pm88x chip fails!\n"); + goto err; + } + + ret = pm88x_parse_dt(node, chip); + if (ret < 0) { + dev_err(chip->dev, "parse dt fails!\n"); + goto err; + } + + ret = pm88x_init_pages(chip); + if (ret) { + dev_err(chip->dev, "initialize 88pm88x pages fails!\n"); + goto err; + } + + ret = pm88x_post_init_chip(chip); + if (ret) { + dev_err(chip->dev, "post initialize 88pm88x fails!\n"); + goto err; + } + + ret = pm88x_irq_init(chip); + if (ret) { + dev_err(chip->dev, "initialize 88pm88x interrupt fails!\n"); + goto err_init_irq; + } + + ret = pm88x_init_subdev(chip); + if (ret) { + dev_err(chip->dev, "initialize 88pm88x sub-device fails\n"); + goto err_init_subdev; + } + + /* patch for PMIC chip itself */ + ret = pm88x_apply_patch(chip); + if (ret) { + dev_err(chip->dev, "apply 88pm88x register patch fails\n"); + goto err_apply_patch; + } + + /* fixup according PMIC stepping */ + ret = pm88x_stepping_fixup(chip); + if (ret) { + dev_err(chip->dev, "fixup according to chip stepping\n"); + goto err_apply_patch; + } + + /* patch for board configuration */ + ret = pm88x_apply_board_fixup(chip, node); + if (ret) { + dev_err(chip->dev, "apply 88pm88x register for board fails\n"); + goto err_apply_patch; + } + + pm_power_off = pm88x_power_off; + + chip->reboot_notifier.notifier_call = pm88x_reboot_notifier_callback; + register_reboot_notifier(&(chip->reboot_notifier)); + + return 0; + +err_apply_patch: + mfd_remove_devices(chip->dev); +err_init_subdev: + regmap_del_irq_chip(chip->irq, chip->irq_data); +err_init_irq: + pm800_exit_pages(chip); +err: + return ret; +} + +static int pm88x_i2c_remove(struct i2c_client *i2c) +{ + struct pm88x_chip *chip = dev_get_drvdata(&i2c->dev); + pm88x_dev_exit(chip); + return 0; +} + +static const struct i2c_device_id pm88x_i2c_id[] = { + { "88pm886", PM886 }, + { "88pm880", PM880 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, pm88x_i2c_id); + +static int pm88x_i2c_suspend(struct device *dev) +{ + return 0; +} + +static int pm88x_i2c_resume(struct device *dev) +{ + return 0; +} + +static SIMPLE_DEV_PM_OPS(pm88x_pm_ops, pm88x_i2c_suspend, pm88x_i2c_resume); + +static struct i2c_driver pm88x_i2c_driver = { + .driver = { + .name = "88pm88x", + .owner = THIS_MODULE, + .pm = &pm88x_pm_ops, + .of_match_table = of_match_ptr(pm88x_of_match), + }, + .probe = pm88x_i2c_probe, + .remove = pm88x_i2c_remove, + .id_table = pm88x_i2c_id, +}; + +static int pm88x_i2c_init(void) +{ + int ret; + + ret = i2c_add_driver(&pm88x_i2c_driver); + if (ret != 0) { + pr_err("88pm88x I2C registration failed %d\n", ret); + return ret; + } + + return 0; +} +subsys_initcall(pm88x_i2c_init); + +static void pm88x_i2c_exit(void) +{ + i2c_del_driver(&pm88x_i2c_driver); +} +module_exit(pm88x_i2c_exit); + +MODULE_DESCRIPTION("88pm88x I2C bus interface"); +MODULE_AUTHOR("Yi Zhang"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/mfd/88pm88x-irq.c b/drivers/mfd/88pm88x-irq.c new file mode 100644 index 0000000..3d5ba0c --- /dev/null +++ b/drivers/mfd/88pm88x-irq.c @@ -0,0 +1,172 @@ +/* + * 88pm886 interrupt support + * + * Copyright (C) 2015 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* interrupt status registers */ +#define PM88X_INT_STATUS1 (0x05) + +#define PM88X_INT_ENA_1 (0x0a) +#define PM88X_ONKEY_INT_ENA1 (1 << 0) +#define PM88X_EXTON_INT_ENA1 (1 << 1) +#define PM88X_CHG_INT_ENA1 (1 << 2) +#define PM88X_BAT_INT_ENA1 (1 << 3) +#define PM88X_RTC_INT_ENA1 (1 << 4) +#define PM88X_CLASSD_INT_ENA1 (1 << 5) +#define PM88X_XO_INT_ENA1 (1 << 6) +#define PM88X_GPIO_INT_ENA1 (1 << 7) + +#define PM88X_INT_ENA_2 (0x0b) +#define PM88X_VBAT_INT_ENA2 (1 << 0) +#define PM88X_RSVED1_INT_ENA2 (1 << 1) +#define PM88X_VBUS_INT_ENA2 (1 << 2) +#define PM88X_ITEMP_INT_ENA2 (1 << 3) +#define PM88X_BUCK_PGOOD_INT_ENA2 (1 << 4) +#define PM88X_LDO_PGOOD_INT_ENA2 (1 << 5) +#define PM88X_RSVED6_INT_ENA2 (1 << 6) +#define PM88X_RSVED7_INT_ENA2 (1 << 7) + +#define PM88X_INT_ENA_3 (0x0c) +#define PM88X_GPADC0_INT_ENA3 (1 << 0) +#define PM88X_GPADC1_INT_ENA3 (1 << 1) +#define PM88X_GPADC2_INT_ENA3 (1 << 2) +#define PM88X_GPADC3_INT_ENA3 (1 << 3) +#define PM88X_MIC_INT_ENA3 (1 << 4) +#define PM88X_HS_INT_ENA3 (1 << 5) +#define PM88X_GND_INT_ENA3 (1 << 6) +#define PM88X_RSVED7_INT_ENA3 (1 << 7) + +#define PM88X_INT_ENA_4 (0x0d) +#define PM88X_CHG_FAIL_INT_ENA4 (1 << 0) +#define PM88X_CHG_DONE_INT_ENA4 (1 << 1) +#define PM88X_RSVED2_INT_ENA4 (1 << 2) +#define PM88X_OTG_FAIL_INT_ENA4 (1 << 3) +#define PM88X_RSVED4_INT_ENA4 (1 << 4) +#define PM88X_CHG_ILIM_INT_ENA4 (1 << 5) +#define PM88X_CC_INT_ENA4 (1 << 6) +#define PM88X_RSVED7_INT_ENA4 (1 << 7) + +#define PM88X_MISC_CONFIG2 (0x15) +#define PM88X_INV_INT (1 << 0) +#define PM88X_INT_CLEAR (1 << 1) +#define PM88X_INT_RC (0 << 1) +#define PM88X_INT_WC (1 << 1) +#define PM88X_INT_MASK_MODE (1 << 2) + +static const struct regmap_irq pm88x_irqs[] = { + /* INT0 */ + [PM88X_IRQ_ONKEY] = {.reg_offset = 0, .mask = PM88X_ONKEY_INT_ENA1,}, + [PM88X_IRQ_EXTON] = {.reg_offset = 0, .mask = PM88X_EXTON_INT_ENA1,}, + [PM88X_IRQ_CHG_GOOD] = {.reg_offset = 0, .mask = PM88X_CHG_INT_ENA1,}, + [PM88X_IRQ_BAT_DET] = {.reg_offset = 0, .mask = PM88X_BAT_INT_ENA1,}, + [PM88X_IRQ_RTC] = {.reg_offset = 0, .mask = PM88X_RTC_INT_ENA1,}, + [PM88X_IRQ_CLASSD] = { .reg_offset = 0, .mask = PM88X_CLASSD_INT_ENA1,}, + [PM88X_IRQ_XO] = {.reg_offset = 0, .mask = PM88X_XO_INT_ENA1,}, + [PM88X_IRQ_GPIO] = {.reg_offset = 0, .mask = PM88X_GPIO_INT_ENA1,}, + + /* INT1 */ + [PM88X_IRQ_VBAT] = {.reg_offset = 1, .mask = PM88X_VBAT_INT_ENA2,}, + [PM88X_IRQ_VBUS] = {.reg_offset = 1, .mask = PM88X_VBUS_INT_ENA2,}, + [PM88X_IRQ_ITEMP] = {.reg_offset = 1, .mask = PM88X_ITEMP_INT_ENA2,}, + [PM88X_IRQ_BUCK_PGOOD] = { + .reg_offset = 1, + .mask = PM88X_BUCK_PGOOD_INT_ENA2, + }, + [PM88X_IRQ_LDO_PGOOD] = { + .reg_offset = 1, + .mask = PM88X_LDO_PGOOD_INT_ENA2, + }, + /* INT2 */ + [PM88X_IRQ_GPADC0] = {.reg_offset = 2, .mask = PM88X_GPADC0_INT_ENA3,}, + [PM88X_IRQ_GPADC1] = {.reg_offset = 2, .mask = PM88X_GPADC1_INT_ENA3,}, + [PM88X_IRQ_GPADC2] = {.reg_offset = 2, .mask = PM88X_GPADC2_INT_ENA3,}, + [PM88X_IRQ_GPADC3] = {.reg_offset = 2, .mask = PM88X_GPADC3_INT_ENA3,}, + [PM88X_IRQ_MIC_DET] = {.reg_offset = 2, .mask = PM88X_MIC_INT_ENA3,}, + [PM88X_IRQ_HS_DET] = {.reg_offset = 2, .mask = PM88X_HS_INT_ENA3,}, + [PM88X_IRQ_GND_DET] = {.reg_offset = 2, .mask = PM88X_GND_INT_ENA3,}, + + /* INT3 */ + [PM88X_IRQ_CHG_FAIL] = { + .reg_offset = 3, + .mask = PM88X_CHG_FAIL_INT_ENA4, + }, + [PM88X_IRQ_CHG_DONE] = { + .reg_offset = 3, + .mask = PM88X_CHG_DONE_INT_ENA4, + }, + [PM88X_IRQ_OTG_FAIL] = { + .reg_offset = 3, + .mask = PM88X_OTG_FAIL_INT_ENA4, + }, + [PM88X_IRQ_CHG_ILIM] = { + .reg_offset = 3, + .mask = PM88X_CHG_ILIM_INT_ENA4, + }, + [PM88X_IRQ_CC] = {.reg_offset = 3, .mask = PM88X_CC_INT_ENA4,}, +}; + +struct regmap_irq_chip pm88x_irq_chip = { + .name = "88pm88x", + .irqs = pm88x_irqs, + .num_irqs = ARRAY_SIZE(pm88x_irqs), + + .num_regs = 4, + .status_base = PM88X_INT_STATUS1, + .mask_base = PM88X_INT_ENA_1, + .ack_base = PM88X_INT_STATUS1, + .mask_invert = 1, +}; + +int pm88x_irq_init(struct pm88x_chip *chip) +{ + int mask, data, ret; + struct regmap *map; + + if (!chip || !chip->base_regmap || !chip->irq) { + pr_err("cannot initialize interrupt!\n"); + return -EINVAL; + } + map = chip->base_regmap; + + /* + * irq_mode defines the way of clearing interrupt. + * it's read-clear by default. + */ + mask = PM88X_INV_INT | PM88X_INT_CLEAR | PM88X_INT_MASK_MODE; + data = (chip->irq_mode) ? PM88X_INT_WC : PM88X_INT_RC; + ret = regmap_update_bits(map, PM88X_MISC_CONFIG2, mask, data); + if (ret < 0) { + dev_err(chip->dev, "cannot set interrupt mode!\n"); + return ret; + } + + ret = regmap_add_irq_chip(map, chip->irq, IRQF_ONESHOT, -1, + &pm88x_irq_chip, &chip->irq_data); + return ret; +} + +int pm88x_irq_exit(struct pm88x_chip *chip) +{ + regmap_del_irq_chip(chip->irq, chip->irq_data); + return 0; +} diff --git a/drivers/mfd/88pm88x.h b/drivers/mfd/88pm88x.h new file mode 100644 index 0000000..a85a486 --- /dev/null +++ b/drivers/mfd/88pm88x.h @@ -0,0 +1,51 @@ +#ifndef _MFD_88PM88X_H +#define _MFD_88PM88X_H + +#include +#include +#include +#include + +struct pmic_cell_info { + const struct mfd_cell *cells; + int cell_nr; +}; + +#define CELL_IRQ_RESOURCE(_name, _irq) { \ + .name = _name, \ + .start = _irq, .end = _irq, \ + .flags = IORESOURCE_IRQ, \ + } +#define CELL_DEV(_name, _r, _compatible, _id) { \ + .name = _name, \ + .of_compatible = _compatible, \ + .num_resources = ARRAY_SIZE(_r), \ + .resources = _r, \ + .id = _id, \ + } + +/* 88pm886 */ +extern const struct regmap_config pm886_base_i2c_regmap; +extern const struct regmap_config pm886_power_i2c_regmap; +extern const struct regmap_config pm886_gpadc_i2c_regmap; +extern const struct regmap_config pm886_battery_i2c_regmap; +extern const struct regmap_config pm886_test_i2c_regmap; + +extern const struct mfd_cell pm886_cell_devs[]; +extern struct pmic_cell_info pm886_cell_info; + +int pm886_apply_patch(struct pm88x_chip *chip); + +/* 88pm880 */ +extern const struct regmap_config pm880_base_i2c_regmap; +extern const struct regmap_config pm880_power_i2c_regmap; +extern const struct regmap_config pm880_gpadc_i2c_regmap; +extern const struct regmap_config pm880_battery_i2c_regmap; +extern const struct regmap_config pm880_test_i2c_regmap; + +extern const struct mfd_cell pm880_cell_devs[]; +extern struct pmic_cell_info pm880_cell_info; + +int pm880_apply_patch(struct pm88x_chip *chip); + +#endif diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index d5ad04d..8ffe3d8 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -390,6 +390,18 @@ config MFD_KEMPLD This driver can also be built as a module. If so, the module will be called kempld-core. +config MFD_88PM88X + bool "Marvell 88PM886/880 PMIC" + depends on I2C=y + select REGMAP_I2C + select MFD_CORE + help + This supports for Marvell 88PM88X Series Power Management IC: + 88pm886 and 88pm880; + This includes the I2C driver, the interrupt resource distribution + and the core APIs, for individual sub-device as voltage regulators, + RTC, charger, fuelgauge, etc please select under the corresponding menus. + config MFD_88PM800 tristate "Marvell 88PM800" depends on I2C=y diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 0e5cfeb..365d1fa 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -6,6 +6,9 @@ obj-$(CONFIG_MFD_88PM860X) += 88pm860x.o obj-$(CONFIG_MFD_88PM800) += 88pm800.o 88pm80x.o obj-$(CONFIG_MFD_88PM805) += 88pm805.o 88pm80x.o +88pm88x-objs := 88pm88x-core.o 88pm88x-i2c.o 88pm88x-irq.o 88pm886-table.o 88pm880-table.o +obj-$(CONFIG_MFD_88PM88X) += 88pm88x.o + obj-$(CONFIG_MFD_SM501) += sm501.o obj-$(CONFIG_MFD_ASIC3) += asic3.o tmio_core.o obj-$(CONFIG_MFD_BCM590XX) += bcm590xx.o diff --git a/include/linux/mfd/88pm880-reg.h b/include/linux/mfd/88pm880-reg.h new file mode 100644 index 0000000..fdf2315 --- /dev/null +++ b/include/linux/mfd/88pm880-reg.h @@ -0,0 +1,98 @@ +/* + * Marvell 88PM880 registers + * + * Copyright (C) 2014 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __LINUX_MFD_88PM880_REG_H +#define __LINUX_MFD_88PM880_REG_H + +#define PM880_BUCK1_VOUT (0x28) + +#define PM880_BUCK1A_VOUT (0x28) /* voltage 0 */ +#define PM880_BUCK1A_1_VOUT (0x29) +#define PM880_BUCK1A_2_VOUT (0x2a) +#define PM880_BUCK1A_3_VOUT (0x2b) +#define PM880_BUCK1A_4_VOUT (0x2c) +#define PM880_BUCK1A_5_VOUT (0x2d) +#define PM880_BUCK1A_6_VOUT (0x2e) +#define PM880_BUCK1A_7_VOUT (0x2f) +#define PM880_BUCK1A_8_VOUT (0x30) +#define PM880_BUCK1A_9_VOUT (0x31) +#define PM880_BUCK1A_10_VOUT (0x32) +#define PM880_BUCK1A_11_VOUT (0x33) +#define PM880_BUCK1A_12_VOUT (0x34) +#define PM880_BUCK1A_13_VOUT (0x35) +#define PM880_BUCK1A_14_VOUT (0x36) +#define PM880_BUCK1A_15_VOUT (0x37) + +#define PM880_BUCK1B_VOUT (0x40) +#define PM880_BUCK1B_1_VOUT (0x41) +#define PM880_BUCK1B_2_VOUT (0x42) +#define PM880_BUCK1B_3_VOUT (0x43) +#define PM880_BUCK1B_4_VOUT (0x44) +#define PM880_BUCK1B_5_VOUT (0x45) +#define PM880_BUCK1B_6_VOUT (0x46) +#define PM880_BUCK1B_7_VOUT (0x47) +#define PM880_BUCK1B_8_VOUT (0x48) +#define PM880_BUCK1B_9_VOUT (0x49) +#define PM880_BUCK1B_10_VOUT (0x4a) +#define PM880_BUCK1B_11_VOUT (0x4b) +#define PM880_BUCK1B_12_VOUT (0x4c) +#define PM880_BUCK1B_13_VOUT (0x4d) +#define PM880_BUCK1B_14_VOUT (0x4e) +#define PM880_BUCK1B_15_VOUT (0x4f) + +/* buck7 has dvc function */ +#define PM880_BUCK7_VOUT (0xb8) /* voltage 0 */ +#define PM880_BUCK7_1_VOUT (0xb9) +#define PM880_BUCK7_2_VOUT (0xba) +#define PM880_BUCK7_3_VOUT (0xbb) + +/* + * buck sleep mode control registers: + * 00-disable, + * 01/10-sleep voltage, + * 11-active voltage + */ +#define PM880_BUCK1A_SLP_CTRL (0x27) +#define PM880_BUCK1B_SLP_CTRL (0x3c) +#define PM880_BUCK2_SLP_CTRL (0x54) +#define PM880_BUCK3_SLP_CTRL (0x6c) +/* TODO: there are 7 controls bit for buck4~7 */ +#define PM880_BUCK4_SLP_CTRL (0x84) +#define PM880_BUCK5_SLP_CTRL (0x94) +#define PM880_BUCK6_SLP_CTRL (0xa4) +#define PM880_BUCK7_SLP_CTRL (0xb4) + +/* + * ldo sleep mode control registers: + * 00-disable, + * 01/10-sleep voltage, + * 11-active voltage + */ +#define PM880_LDO1_SLP_CTRL (0x21) +#define PM880_LDO2_SLP_CTRL (0x27) +#define PM880_LDO3_SLP_CTRL (0x2d) +#define PM880_LDO4_SLP_CTRL (0x33) +#define PM880_LDO5_SLP_CTRL (0x39) +#define PM880_LDO6_SLP_CTRL (0x3f) +#define PM880_LDO7_SLP_CTRL (0x45) +#define PM880_LDO8_SLP_CTRL (0x4b) +#define PM880_LDO9_SLP_CTRL (0x51) +#define PM880_LDO10_SLP_CTRL (0x57) +#define PM880_LDO11_SLP_CTRL (0x5d) +#define PM880_LDO12_SLP_CTRL (0x63) +#define PM880_LDO13_SLP_CTRL (0x69) +#define PM880_LDO14_SLP_CTRL (0x6f) +#define PM880_LDO15_SLP_CTRL (0x75) +#define PM880_LDO16_SLP_CTRL (0x7b) +#define PM880_LDO17_SLP_CTRL (0x81) +#define PM880_LDO18_SLP_CTRL (0x87) + +#endif /*__LINUX_MFD_88PM880_REG_H */ diff --git a/include/linux/mfd/88pm880.h b/include/linux/mfd/88pm880.h new file mode 100644 index 0000000..94b9e063 --- /dev/null +++ b/include/linux/mfd/88pm880.h @@ -0,0 +1,59 @@ +/* + * Marvell 88PM880 Interface + * + * Copyright (C) 2015 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 88pm880 specific configuration: at present it's regulators and dvc part + */ + +#ifndef __LINUX_MFD_88PM880_H +#define __LINUX_MFD_88PM880_H + +#include +#include +#include +#include +#include +#include "88pm880-reg.h" + +enum { + PM880_ID_BUCK1A = 0, + PM880_ID_BUCK2, + PM880_ID_BUCK3, + PM880_ID_BUCK4, + PM880_ID_BUCK5, + PM880_ID_BUCK6, + PM880_ID_BUCK7, + + PM880_ID_BUCK_MAX = 7, +}; + +enum { + PM880_ID_LDO1 = 0, + PM880_ID_LDO2, + PM880_ID_LDO3, + PM880_ID_LDO4, + PM880_ID_LDO5, + PM880_ID_LDO6, + PM880_ID_LDO7, + PM880_ID_LDO8, + PM880_ID_LDO9, + PM880_ID_LDO10, + PM880_ID_LDO11, + PM880_ID_LDO12, + PM880_ID_LDO13, + PM880_ID_LDO14 = 13, + PM880_ID_LDO15, + PM880_ID_LDO16 = 15, + + PM880_ID_LDO17 = 16, + PM880_ID_LDO18 = 17, + + PM880_ID_LDO_MAX = 18, +}; +#endif /* __LINUX_MFD_88PM880_H */ diff --git a/include/linux/mfd/88pm886-reg.h b/include/linux/mfd/88pm886-reg.h new file mode 100644 index 0000000..38a7ecd --- /dev/null +++ b/include/linux/mfd/88pm886-reg.h @@ -0,0 +1,59 @@ +/* + * Marvell 88PM886 registers + * + * Copyright (C) 2014 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __LINUX_MFD_88PM886_REG_H +#define __LINUX_MFD_88PM886_REG_H + +#define PM886_BUCK1_VOUT (0xa5) +#define PM886_BUCK1_1_VOUT (0xa6) +#define PM886_BUCK1_2_VOUT (0xa7) +#define PM886_BUCK1_3_VOUT (0xa8) +#define PM886_BUCK1_4_VOUT (0x9a) +#define PM886_BUCK1_5_VOUT (0x9b) +#define PM886_BUCK1_6_VOUT (0x9c) +#define PM886_BUCK1_7_VOUT (0x9d) + +/* + * buck sleep mode control registers: + * 00-disable, + * 01/10-sleep voltage, + * 11-active voltage + */ +#define PM886_BUCK1_SLP_CTRL (0xa2) +#define PM886_BUCK2_SLP_CTRL (0xb0) +#define PM886_BUCK3_SLP_CTRL (0xbe) +#define PM886_BUCK4_SLP_CTRL (0xcc) +#define PM886_BUCK5_SLP_CTRL (0xda) + +/* + * ldo sleep mode control registers: + * 00-disable, + * 01/10-sleep voltage, + * 11-active voltage + */ +#define PM886_LDO1_SLP_CTRL (0x21) +#define PM886_LDO2_SLP_CTRL (0x27) +#define PM886_LDO3_SLP_CTRL (0x2d) +#define PM886_LDO4_SLP_CTRL (0x33) +#define PM886_LDO5_SLP_CTRL (0x39) +#define PM886_LDO6_SLP_CTRL (0x3f) +#define PM886_LDO7_SLP_CTRL (0x45) +#define PM886_LDO8_SLP_CTRL (0x4b) +#define PM886_LDO9_SLP_CTRL (0x51) +#define PM886_LDO10_SLP_CTRL (0x57) +#define PM886_LDO11_SLP_CTRL (0x5d) +#define PM886_LDO12_SLP_CTRL (0x63) +#define PM886_LDO13_SLP_CTRL (0x69) +#define PM886_LDO14_SLP_CTRL (0x6f) +#define PM886_LDO15_SLP_CTRL (0x75) +#define PM886_LDO16_SLP_CTRL (0x7b) + +#endif diff --git a/include/linux/mfd/88pm886.h b/include/linux/mfd/88pm886.h new file mode 100644 index 0000000..9390406 --- /dev/null +++ b/include/linux/mfd/88pm886.h @@ -0,0 +1,55 @@ +/* + * Marvell 88PM886 Interface + * + * Copyright (C) 2015 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 88pm886 specific configuration: at present it's regulators and dvc part + */ + +#ifndef __LINUX_MFD_88PM886_H +#define __LINUX_MFD_88PM886_H + +#include +#include +#include +#include +#include +#include "88pm886-reg.h" + +enum { + PM886_ID_BUCK1 = 0, + PM886_ID_BUCK2, + PM886_ID_BUCK3, + PM886_ID_BUCK4, + PM886_ID_BUCK5, + + PM886_ID_BUCK_MAX = 5, +}; + +enum { + PM886_ID_LDO1 = 0, + PM886_ID_LDO2, + PM886_ID_LDO3, + PM886_ID_LDO4, + PM886_ID_LDO5, + PM886_ID_LDO6, + PM886_ID_LDO7, + PM886_ID_LDO8, + PM886_ID_LDO9, + PM886_ID_LDO10, + PM886_ID_LDO11, + PM886_ID_LDO12, + PM886_ID_LDO13, + PM886_ID_LDO14, + PM886_ID_LDO15, + PM886_ID_LDO16 = 15, + + PM886_ID_LDO_MAX = 16, +}; + +#endif /* __LINUX_MFD_88PM886_H */ diff --git a/include/linux/mfd/88pm88x-reg.h b/include/linux/mfd/88pm88x-reg.h new file mode 100644 index 0000000..d767b31 --- /dev/null +++ b/include/linux/mfd/88pm88x-reg.h @@ -0,0 +1,118 @@ +/* + * Marvell 88PM88X registers + * + * Copyright (C) 2014 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __LINUX_MFD_88PM88X_REG_H +#define __LINUX_MFD_88PM88X_REG_H +/* + * This file is just used for the common registers, + * which are shared by sub-clients + */ + +/*--base page:--------------------------------------------------------------*/ +#define PM88X_ID_REG (0x0) + +#define PM88X_STATUS1 (0x1) +#define PM88X_CHG_DET (1 << 2) +#define PM88X_BAT_DET (1 << 3) + +#define PM88X_MISC_CONFIG1 (0x14) +#define PM88X_LONKEY_RST (1 << 3) + +#define PM88X_WDOG (0x1d) + +#define PM88X_LOWPOWER2 (0x21) +#define PM88X_LOWPOWER4 (0x23) + +/* clk control register */ +#define PM88X_CLK_CTRL1 (0x25) + +/* gpio */ +#define PM88X_GPIO_CTRL1 (0x30) +#define PM88X_GPIO0_VAL_MSK (0x1 << 0) +#define PM88X_GPIO0_MODE_MSK (0x7 << 1) +#define PM88X_GPIO1_VAL_MSK (0x1 << 4) +#define PM88X_GPIO1_MODE_MSK (0x7 << 5) +#define PM88X_GPIO1_SET_DVC (0x2 << 5) + +#define PM88X_GPIO_CTRL2 (0x31) +#define PM88X_GPIO2_VAL_MSK (0x1 << 0) +#define PM88X_GPIO2_MODE_MSK (0x7 << 1) + +#define PM88X_GPIO_CTRL3 (0x32) + +#define PM88X_GPIO_CTRL4 (0x33) +#define PM88X_GPIO5V_1_VAL_MSK (0x1 << 0) +#define PM88X_GPIO5V_1_MODE_MSK (0x7 << 1) +#define PM88X_GPIO5V_2_VAL_MSK (0x1 << 4) +#define PM88X_GPIO5V_2_MODE_MSK (0x7 << 5) + +#define PM88X_BK_OSC_CTRL1 (0x50) +#define PM88X_BK_OSC_CTRL3 (0x52) + +#define PM88X_RTC_ALARM_CTRL1 (0xd0) +#define PM88X_ALARM_WAKEUP (1 << 4) +#define PM88X_USE_XO (1 << 7) + +#define PM88X_AON_CTRL2 (0xe2) +#define PM88X_AON_CTRL3 (0xe3) +#define PM88X_AON_CTRL4 (0xe4) +#define PM88X_AON_CTRL7 (0xe7) + +/* 0xea, 0xeb, 0xec, 0xed are reserved by RTC */ +#define PM88X_RTC_SPARE5 (0xee) +#define PM88X_RTC_SPARE6 (0xef) +/*-------------------------------------------------------------------------*/ + +/*--power page:------------------------------------------------------------*/ + +/*-------------------------------------------------------------------------*/ + +/*--gpadc page:------------------------------------------------------------*/ + +#define PM88X_GPADC_CONFIG1 (0x1) + +#define PM88X_GPADC_CONFIG2 (0x2) +#define PM88X_GPADC0_MEAS_EN (1 << 2) +#define PM88X_GPADC1_MEAS_EN (1 << 3) +#define PM88X_GPADC2_MEAS_EN (1 << 4) +#define PM88X_GPADC3_MEAS_EN (1 << 5) + +#define PM88X_GPADC_CONFIG3 (0x3) + +#define PM88X_GPADC_CONFIG6 (0x6) +#define PM88X_GPADC_CONFIG8 (0x8) + +#define PM88X_GPADC0_LOW_TH (0x20) +#define PM88X_GPADC1_LOW_TH (0x21) +#define PM88X_GPADC2_LOW_TH (0x22) +#define PM88X_GPADC3_LOW_TH (0x23) + +#define PM88X_GPADC0_UPP_TH (0x30) +#define PM88X_GPADC1_UPP_TH (0x31) +#define PM88X_GPADC2_UPP_TH (0x32) +#define PM88X_GPADC3_UPP_TH (0x33) + +#define PM88X_VBUS_MEAS1 (0x4A) +#define PM88X_GPADC0_MEAS1 (0x54) +#define PM88X_GPADC1_MEAS1 (0x56) +#define PM88X_GPADC2_MEAS1 (0x58) +#define PM88X_GPADC3_MEAS1 (0x5A) + + +/*--charger page:------------------------------------------------------------*/ +#define PM88X_CHG_CONFIG1 (0x28) +#define PM88X_CHGBK_CONFIG6 (0x50) +/*-------------------------------------------------------------------------*/ + +/*--test page:-------------------------------------------------------------*/ + +/*-------------------------------------------------------------------------*/ +#endif diff --git a/include/linux/mfd/88pm88x.h b/include/linux/mfd/88pm88x.h new file mode 100644 index 0000000..efa2fe6 --- /dev/null +++ b/include/linux/mfd/88pm88x.h @@ -0,0 +1,202 @@ +/* + * Marvell 88PM88X PMIC Common Interface + * + * Copyright (C) 2014 Marvell International Ltd. + * Yi Zhang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * + * This file configures the common part of the 88pm88x series PMIC + */ + +#ifndef __LINUX_MFD_88PM88X_H +#define __LINUX_MFD_88PM88X_H + +#include +#include +#include +#include +#include +#include "88pm88x-reg.h" +#include "88pm886-reg.h" + +#define PM88X_RTC_NAME "88pm88x-rtc" +#define PM88X_ONKEY_NAME "88pm88x-onkey" +#define PM88X_CHARGER_NAME "88pm88x-charger" +#define PM88X_BATTERY_NAME "88pm88x-battery" +#define PM88X_HEADSET_NAME "88pm88x-headset" +#define PM88X_VBUS_NAME "88pm88x-vbus" +#define PM88X_CFD_NAME "88pm88x-leds" +#define PM88X_RGB_NAME "88pm88x-rgb" +#define PM88X_GPADC_NAME "88pm88x-gpadc" +#define PM88X_DVC_NAME "88pm88x-dvc" + +enum pm88x_type { + PM886 = 1, + PM880 = 2, +}; + +enum pm88x_pages { + PM88X_BASE_PAGE = 0, + PM88X_LDO_PAGE, + PM88X_GPADC_PAGE, + PM88X_BATTERY_PAGE, + PM88X_BUCK_PAGE = 4, + PM88X_TEST_PAGE = 7, +}; + +enum pm88x_gpadc { + PM88X_NO_GPADC = -1, + PM88X_GPADC0 = 0, + PM88X_GPADC1, + PM88X_GPADC2, + PM88X_GPADC3, +}; + +/* interrupt number */ +enum pm88x_irq_number { + PM88X_IRQ_ONKEY, /* EN1b0 *//* 0 */ + PM88X_IRQ_EXTON, /* EN1b1 */ + PM88X_IRQ_CHG_GOOD, /* EN1b2 */ + PM88X_IRQ_BAT_DET, /* EN1b3 */ + PM88X_IRQ_RTC, /* EN1b4 */ + PM88X_IRQ_CLASSD, /* EN1b5 *//* 5 */ + PM88X_IRQ_XO, /* EN1b6 */ + PM88X_IRQ_GPIO, /* EN1b7 */ + + PM88X_IRQ_VBAT, /* EN2b0 *//* 8 */ + /* EN2b1 */ + PM88X_IRQ_VBUS, /* EN2b2 */ + PM88X_IRQ_ITEMP, /* EN2b3 *//* 10 */ + PM88X_IRQ_BUCK_PGOOD, /* EN2b4 */ + PM88X_IRQ_LDO_PGOOD, /* EN2b5 */ + + PM88X_IRQ_GPADC0, /* EN3b0 */ + PM88X_IRQ_GPADC1, /* EN3b1 */ + PM88X_IRQ_GPADC2, /* EN3b2 *//* 15 */ + PM88X_IRQ_GPADC3, /* EN3b3 */ + PM88X_IRQ_MIC_DET, /* EN3b4 */ + PM88X_IRQ_HS_DET, /* EN3b5 */ + PM88X_IRQ_GND_DET, /* EN3b6 */ + + PM88X_IRQ_CHG_FAIL, /* EN4b0 *//* 20 */ + PM88X_IRQ_CHG_DONE, /* EN4b1 */ + /* EN4b2 */ + PM88X_IRQ_CFD_FAIL, /* EN4b3 */ + PM88X_IRQ_OTG_FAIL, /* EN4b4 */ + PM88X_IRQ_CHG_ILIM, /* EN4b5 *//* 25 */ + /* EN4b6 */ + PM88X_IRQ_CC, /* EN4b7 *//* 27 */ + + PM88X_MAX_IRQ, /* 28 */ +}; + +/* 3 rgb led indicators */ +enum { + PM88X_RGB_LED0, + PM88X_RGB_LED1, + PM88X_RGB_LED2, +}; + +/* camera flash/torch */ +enum { + PM88X_NO_LED = -1, + PM88X_FLASH_LED = 0, + PM88X_TORCH_LED, +}; + +struct pm88x_dvc_ops { + void (*level_to_reg)(u8 level); +}; + +struct pm88x_buck1_dvc_desc { + u8 current_reg; + int max_level; + int uV_step1; + int uV_step2; + int min_uV; + int mid_uV; + int max_uV; + int mid_reg_val; +}; + +struct pm88x_dvc { + struct device *dev; + struct pm88x_chip *chip; + struct pm88x_dvc_ops ops; + struct pm88x_buck1_dvc_desc desc; +}; + +struct pm88x_chip { + struct i2c_client *client; + struct device *dev; + + struct i2c_client *ldo_page; /* chip client for ldo page */ + struct i2c_client *power_page; /* chip client for power page */ + struct i2c_client *gpadc_page; /* chip client for gpadc page */ + struct i2c_client *battery_page;/* chip client for battery page */ + struct i2c_client *buck_page; /* chip client for buck page */ + struct i2c_client *test_page; /* chip client for test page */ + + struct regmap *base_regmap; + struct regmap *ldo_regmap; + struct regmap *power_regmap; + struct regmap *gpadc_regmap; + struct regmap *battery_regmap; + struct regmap *buck_regmap; + struct regmap *test_regmap; + struct regmap *codec_regmap; + + unsigned short ldo_page_addr; /* ldo page I2C address */ + unsigned short power_page_addr; /* power page I2C address */ + unsigned short gpadc_page_addr; /* gpadc page I2C address */ + unsigned short battery_page_addr;/* battery page I2C address */ + unsigned short buck_page_addr; /* buck page I2C address */ + unsigned short test_page_addr; /* test page I2C address */ + + unsigned int chip_id; + long type; /* specific chip */ + int irq; + + int irq_mode; /* write/read clear */ + struct regmap_irq_chip_data *irq_data; + + bool rtc_wakeup; /* is it powered up by expired alarm? */ + u8 powerdown1; /* save power down reason */ + u8 powerdown2; + u8 powerup; /* the reason of power on */ + + struct notifier_block reboot_notifier; + struct pm88x_dvc *dvc; +}; + +extern struct regmap_irq_chip pm88x_irq_chip; +extern const struct of_device_id pm88x_of_match[]; + +struct pm88x_chip *pm88x_init_chip(struct i2c_client *client); +int pm88x_parse_dt(struct device_node *np, struct pm88x_chip *chip); + +int pm88x_init_pages(struct pm88x_chip *chip); +int pm88x_post_init_chip(struct pm88x_chip *chip); +void pm800_exit_pages(struct pm88x_chip *chip); + +int pm88x_init_subdev(struct pm88x_chip *chip); +long pm88x_of_get_type(struct device *dev); +void pm88x_dev_exit(struct pm88x_chip *chip); + +int pm88x_irq_init(struct pm88x_chip *chip); +int pm88x_irq_exit(struct pm88x_chip *chip); +int pm88x_apply_patch(struct pm88x_chip *chip); +int pm88x_stepping_fixup(struct pm88x_chip *chip); +int pm88x_apply_board_fixup(struct pm88x_chip *chip, struct device_node *np); + +struct pm88x_chip *pm88x_get_chip(void); +void pm88x_set_chip(struct pm88x_chip *chip); +void pm88x_power_off(void); +int pm88x_reboot_notifier_callback(struct notifier_block *nb, + unsigned long code, void *unused); + +#endif /* __LINUX_MFD_88PM88X_H */ -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/