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SubjectRe: [RESEND PATCH v5 1/5] mfd: RK808: Add RK818 support
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Hi Wadim:

On 2016年06月09日 16:23, Wadim Egorov wrote:
> Hi,
>
> On 08.06.2016 16:17, Lee Jones wrote:
>> On Thu, 02 Jun 2016, Wadim Egorov wrote:
>>
>>> The RK818 chip is a power management IC for multimedia and handheld
>> "Power Management IC (PMIC)"
>>
>>> devices. It contains the following components:
>>>
>>> - Regulators
>>> - RTC
>>> - Clkout
>> Clocking
>>
>>> - battery support
>> Battery support
>>
>>> Both chips RK808 and RK818 are using a similar register map.
>> "Both RK808 ad RK818 chips"
>>
>>> So we can reuse the RTC and Clkout functionality.
>> Swap '.' for ','.
>>
>>> Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
>>> ---
>>> drivers/mfd/Kconfig | 4 +-
>>> drivers/mfd/rk808.c | 231 ++++++++++++++++++++++++++++++++++++++--------
>>> include/linux/mfd/rk808.h | 162 ++++++++++++++++++++++++++++++--
>>> 3 files changed, 350 insertions(+), 47 deletions(-)
>>>
>>> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
>>> index 1bcf601..7ba464b 100644
>>> --- a/drivers/mfd/Kconfig
>>> +++ b/drivers/mfd/Kconfig
>>> @@ -839,13 +839,13 @@ config MFD_RC5T583
>>> different functionality of the device.
>>>
>>> config MFD_RK808
>>> - tristate "Rockchip RK808 Power Management chip"
>>> + tristate "Rockchip RK808/RK818 Power Management chip"
>> "Chip"
>>
>>> depends on I2C && OF
>>> select MFD_CORE
>>> select REGMAP_I2C
>>> select REGMAP_IRQ
>>> help
>>> - If you say yes here you get support for the RK808
>>> + If you say yes here you get support for the RK808 and RK818
>>> Power Management chips.
>>> This driver provides common support for accessing the device
>>> through I2C interface. The device supports multiple sub-devices
>>> diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c
>>> index 49d7f62..3cf9724 100644
>>> --- a/drivers/mfd/rk808.c
>>> +++ b/drivers/mfd/rk808.c
>>> @@ -1,11 +1,15 @@
>>> /*
>>> - * MFD core driver for Rockchip RK808
>>> + * MFD core driver for Rockchip RK808/RK818
>>> *
>>> * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
>>> *
>>> * Author: Chris Zhong <zyw@rock-chips.com>
>>> * Author: Zhang Qing <zhangqing@rock-chips.com>
>>> *
>>> + * Copyright (C) 2016 PHYTEC Messtechnik GmbH
>>> + *
>>> + * Author: Wadim Egorov <w.egorov@phytec.de>
>>> + *
>>> * This program is free software; you can redistribute it and/or modify it
>>> * under the terms and conditions of the GNU General Public License,
>>> * version 2, as published by the Free Software Foundation.
>>> @@ -22,12 +26,7 @@
>>> #include <linux/mfd/core.h>
>>> #include <linux/module.h>
>>> #include <linux/regmap.h>
>>> -
>>> -struct rk808_reg_data {
>>> - int addr;
>>> - int mask;
>>> - int value;
>>> -};
>> Why are you moving this to the header?
> It is now part of the rk808 struct.
>
>>> +#include <linux/of_device.h>
>>>
>>> static bool rk808_is_volatile_reg(struct device *dev, unsigned int reg)
>>> {
>>> @@ -57,6 +56,14 @@ static bool rk808_is_volatile_reg(struct device *dev, unsigned int reg)
>>> return false;
>>> }
>>>
>>> +static const struct regmap_config rk818_regmap_config = {
>>> + .reg_bits = 8,
>>> + .val_bits = 8,
>>> + .max_register = RK818_USB_CTRL_REG,
>>> + .cache_type = REGCACHE_RBTREE,
>>> + .volatile_reg = rk808_is_volatile_reg,
>>> +};
>>> +
>>> static const struct regmap_config rk808_regmap_config = {
>>> .reg_bits = 8,
>>> .val_bits = 8,
>>> @@ -83,7 +90,17 @@ static const struct mfd_cell rk808s[] = {
>>> },
>>> };
>>>
>>> -static const struct rk808_reg_data pre_init_reg[] = {
>>> +static const struct mfd_cell rk818s[] = {
>>> + { .name = "rk808-clkout", },
>> How does this differ to a normal -clock driver?
> I don't know. It is a normal clock driver.
>
>>> + { .name = "rk808-regulator", },
>>> + {
>>> + .name = "rk808-rtc",
>>> + .num_resources = ARRAY_SIZE(rtc_resources),
>>> + .resources = &rtc_resources[0],
>> .resources = rtc_resources, ?
>>
>>> + },
>>> +};
>>> +
>>> +static const struct rk8xx_reg_data rk808_pre_init_reg[] = {
>>> { RK808_BUCK3_CONFIG_REG, BUCK_ILMIN_MASK, BUCK_ILMIN_150MA },
>>> { RK808_BUCK4_CONFIG_REG, BUCK_ILMIN_MASK, BUCK_ILMIN_200MA },
>>> { RK808_BOOST_CONFIG_REG, BOOST_ILMIN_MASK, BOOST_ILMIN_100MA },
>>> @@ -94,6 +111,22 @@ static const struct rk808_reg_data pre_init_reg[] = {
>>> VB_LO_SEL_3500MV },
>>> };
>>>
>>> +static const struct rk8xx_reg_data rk818_pre_init_reg[] = {
>>> + { RK818_USB_CTRL_REG, RK818_USB_ILIM_SEL_MASK,
>>> + RK818_USB_ILMIN_2000MA },
>>> + /* close charger when usb lower then 3.4V */
>>> + { RK818_USB_CTRL_REG, RK818_USB_CHG_SD_VSEL_MASK, (0x7 << 4) },
>>> + /* no action when vref */
>>> + { RK818_H5V_EN_REG, BIT(1), RK818_REF_RDY_CTRL },
>>> + /* enable HDMI 5V */
>>> + { RK818_H5V_EN_REG, BIT(0), RK818_H5V_EN },
>>> + /* improve efficiency */
>>> + { RK818_BUCK2_CONFIG_REG, BUCK2_RATE_MASK, BUCK_ILMIN_250MA },
>>> + { RK818_BUCK4_CONFIG_REG, BUCK_ILMIN_MASK, BUCK_ILMIN_250MA },
>>> + { RK818_BOOST_CONFIG_REG, BOOST_ILMIN_MASK, BOOST_ILMIN_100MA },
>>> + { RK808_VB_MON_REG, MASK_ALL, VB_LO_ACT | VB_LO_SEL_3500MV },
>>> +};
>> The alignment here looks odd.
> I will fix it in the next version.
>
>>> static const struct regmap_irq rk808_irqs[] = {
>>> /* INT_STS */
>>> [RK808_IRQ_VOUT_LO] = {
>>> @@ -136,6 +169,76 @@ static const struct regmap_irq rk808_irqs[] = {
>>> },
>>> };
>>>
>>> +static const struct regmap_irq rk818_irqs[] = {
>>> + /* INT_STS */
>>> + [RK818_IRQ_VOUT_LO] = {
>>> + .mask = RK818_IRQ_VOUT_LO_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> + [RK818_IRQ_VB_LO] = {
>>> + .mask = RK818_IRQ_VB_LO_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> + [RK818_IRQ_PWRON] = {
>>> + .mask = RK818_IRQ_PWRON_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> + [RK818_IRQ_PWRON_LP] = {
>>> + .mask = RK818_IRQ_PWRON_LP_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> + [RK818_IRQ_HOTDIE] = {
>>> + .mask = RK818_IRQ_HOTDIE_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> + [RK818_IRQ_RTC_ALARM] = {
>>> + .mask = RK818_IRQ_RTC_ALARM_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> + [RK818_IRQ_RTC_PERIOD] = {
>>> + .mask = RK818_IRQ_RTC_PERIOD_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> + [RK818_IRQ_USB_OV] = {
>>> + .mask = RK818_IRQ_USB_OV_MSK,
>>> + .reg_offset = 0,
>>> + },
>>> +
>>> + /* INT_STS2 */
>>> + [RK818_IRQ_PLUG_IN] = {
>>> + .mask = RK818_IRQ_PLUG_IN_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> + [RK818_IRQ_PLUG_OUT] = {
>>> + .mask = RK818_IRQ_PLUG_OUT_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> + [RK818_IRQ_CHG_OK] = {
>>> + .mask = RK818_IRQ_CHG_OK_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> + [RK818_IRQ_CHG_TE] = {
>>> + .mask = RK818_IRQ_CHG_TE_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> + [RK818_IRQ_CHG_TS1] = {
>>> + .mask = RK818_IRQ_CHG_TS1_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> + [RK818_IRQ_TS2] = {
>>> + .mask = RK818_IRQ_TS2_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> + [RK818_IRQ_CHG_CVTLIM] = {
>>> + .mask = RK818_IRQ_CHG_CVTLIM_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> + [RK818_IRQ_DISCHG_ILIM] = {
>>> + .mask = RK818_IRQ_DISCHG_ILIM_MSK,
>>> + .reg_offset = 1,
>>> + },
>>> +};
>>> +
>>> static struct regmap_irq_chip rk808_irq_chip = {
>>> .name = "rk808",
>>> .irqs = rk808_irqs,
>>> @@ -148,6 +251,18 @@ static struct regmap_irq_chip rk808_irq_chip = {
>>> .init_ack_masked = true,
>>> };
>>>
>>> +static struct regmap_irq_chip rk818_irq_chip = {
>>> + .name = "rk818",
>>> + .irqs = rk818_irqs,
>>> + .num_irqs = ARRAY_SIZE(rk818_irqs),
>>> + .num_regs = 2,
>>> + .irq_reg_stride = 2,
>>> + .status_base = RK818_INT_STS_REG1,
>>> + .mask_base = RK818_INT_STS_MSK_REG1,
>>> + .ack_base = RK818_INT_STS_REG1,
>>> + .init_ack_masked = true,
>>> +};
>>> +
>>> static struct i2c_client *rk808_i2c_client;
>>> static void rk808_device_shutdown(void)
>>> {
>>> @@ -167,6 +282,48 @@ static void rk808_device_shutdown(void)
>>> dev_err(&rk808_i2c_client->dev, "power off error!\n");
>>> }
>>>
>>> +static const struct of_device_id rk808_of_match[] = {
>>> + { .compatible = "rockchip,rk808", .data = (void *) RK808_ID },
>>> + { .compatible = "rockchip,rk818", .data = (void *) RK818_ID },
>>> + { },
>>> +};
>>> +MODULE_DEVICE_TABLE(of, rk808_of_match);
>>> +
>>> +static int rk8xx_match_device(struct rk808 *rk808, struct device *dev)
>> If you're going to do it this way, please switch these parameters.
>>
>> It's more common to return the pointer however.
> If it's more common I will return a pointer to rk808.
>
>>> +{
>>> + const struct of_device_id *of_id;
>>> +
>>> + of_id = of_match_device(rk808_of_match, dev);
>>> + if (!of_id) {
>>> + dev_err(dev, "Unable to match OF ID\n");
>>> + return -ENODEV;
>>> + }
>>> + rk808->variant = (long) of_id->data;
>>> +
>>> + switch (rk808->variant) {
>>> + case RK808_ID:
>>> + rk808->nr_cells = ARRAY_SIZE(rk808s);
>>> + rk808->cells = rk808s;
>>> + rk808->regmap_cfg = &rk808_regmap_config;
>>> + rk808->regmap_irq_chip = &rk808_irq_chip;
>>> + rk808->pre_init_reg = rk808_pre_init_reg;
>>> + rk808->nr_pre_init_regs = ARRAY_SIZE(rk808_pre_init_reg);
>>> + break;
>>> + case RK818_ID:
>>> + rk808->nr_cells = ARRAY_SIZE(rk818s);
>>> + rk808->cells = rk818s;
>>> + rk808->regmap_cfg = &rk818_regmap_config;
>>> + rk808->regmap_irq_chip = &rk818_irq_chip;
>>> + rk808->pre_init_reg = rk818_pre_init_reg;
>>> + rk808->nr_pre_init_regs = ARRAY_SIZE(rk818_pre_init_reg);
>>> + break;
>>> + default:
>>> + dev_err(dev, "unsupported RK8XX ID %lu\n", rk808->variant);
>>> + return -EINVAL;
>>> + }
>>> +
>>> + return 0;
>>> +}
>>> static int rk808_probe(struct i2c_client *client,
>>> const struct i2c_device_id *id)
>>> {
>>> @@ -176,46 +333,52 @@ static int rk808_probe(struct i2c_client *client,
>>> int ret;
>>> int i;
>>>
>>> - if (!client->irq) {
>>> - dev_err(&client->dev, "No interrupt support, no core IRQ\n");
>>> - return -EINVAL;
>>> - }
>>> -
>>> rk808 = devm_kzalloc(&client->dev, sizeof(*rk808), GFP_KERNEL);
>>> if (!rk808)
>>> return -ENOMEM;
>>>
>>> - rk808->regmap = devm_regmap_init_i2c(client, &rk808_regmap_config);
>>> + ret = rk8xx_match_device(rk808, &client->dev);
>> Is there a way to dynamically probe the device? No device ID you can
>> read directly from the silicon?
> AFAIK there is no device ID register. At least it is not documented in
> the manual.

register 0x17 and 0x18 is the ID register, 0x17 is the MSB, 0x18 is LSB

for RK818, register 0x17 is 0x81, 0x18 is 0x81
>
> Wadim
>
>>> + if (ret)
>>> + return ret;
>>> +
>>> + rk808->i2c = client;
>>> + i2c_set_clientdata(client, rk808);
>>> +
>>> + rk808->regmap = devm_regmap_init_i2c(client, rk808->regmap_cfg);
>>> if (IS_ERR(rk808->regmap)) {
>>> dev_err(&client->dev, "regmap initialization failed\n");
>>> return PTR_ERR(rk808->regmap);
>>> }
>>>
>>> - for (i = 0; i < ARRAY_SIZE(pre_init_reg); i++) {
>>> - ret = regmap_update_bits(rk808->regmap, pre_init_reg[i].addr,
>>> - pre_init_reg[i].mask,
>>> - pre_init_reg[i].value);
>>> - if (ret) {
>>> - dev_err(&client->dev,
>>> - "0x%x write err\n", pre_init_reg[i].addr);
>>> - return ret;
>>> - }
>>> + if (!client->irq) {
>>> + dev_err(&client->dev, "No interrupt support, no core IRQ\n");
>>> + return -EINVAL;
>>> }
>>>
>>> ret = regmap_add_irq_chip(rk808->regmap, client->irq,
>>> IRQF_ONESHOT, -1,
>>> - &rk808_irq_chip, &rk808->irq_data);
>>> + rk808->regmap_irq_chip, &rk808->irq_data);
>>> if (ret) {
>>> dev_err(&client->dev, "Failed to add irq_chip %d\n", ret);
>>> return ret;
>>> }
>>>
>>> - rk808->i2c = client;
>>> - i2c_set_clientdata(client, rk808);
>>> + for (i = 0; i < rk808->nr_pre_init_regs; i++) {
>>> + ret = regmap_update_bits(rk808->regmap,
>>> + rk808->pre_init_reg[i].addr,
>>> + rk808->pre_init_reg[i].mask,
>>> + rk808->pre_init_reg[i].value);
>>> + if (ret) {
>>> + dev_err(&client->dev,
>>> + "0x%x write err\n",
>>> + rk808->pre_init_reg[i].addr);
>>> + return ret;
>>> + }
>>> + }
>>>
>>> - ret = devm_mfd_add_devices(&client->dev, -1,
>>> - rk808s, ARRAY_SIZE(rk808s), NULL, 0,
>>> - regmap_irq_get_domain(rk808->irq_data));
>>> + ret = devm_mfd_add_devices(&client->dev, PLATFORM_DEVID_NONE,
>>> + rk808->cells, rk808->nr_cells, NULL, 0,
>>> + regmap_irq_get_domain(rk808->irq_data));
>>> if (ret) {
>>> dev_err(&client->dev, "failed to add MFD devices %d\n", ret);
>>> goto err_irq;
>>> @@ -245,14 +408,9 @@ static int rk808_remove(struct i2c_client *client)
>>> return 0;
>>> }
>>>
>>> -static const struct of_device_id rk808_of_match[] = {
>>> - { .compatible = "rockchip,rk808" },
>>> - { },
>>> -};
>>> -MODULE_DEVICE_TABLE(of, rk808_of_match);
>>> -
>>> static const struct i2c_device_id rk808_ids[] = {
>>> { "rk808" },
>>> + { "rk818" },
>>> { },
>>> };
>>> MODULE_DEVICE_TABLE(i2c, rk808_ids);
>>> @@ -272,4 +430,5 @@ module_i2c_driver(rk808_i2c_driver);
>>> MODULE_LICENSE("GPL");
>>> MODULE_AUTHOR("Chris Zhong <zyw@rock-chips.com>");
>>> MODULE_AUTHOR("Zhang Qing <zhangqing@rock-chips.com>");
>>> -MODULE_DESCRIPTION("RK808 PMIC driver");
>>> +MODULE_AUTHOR("Wadim Egorov <w.egorov@phytec.de>");
>>> +MODULE_DESCRIPTION("RK808/RK818 PMIC driver");
>>> diff --git a/include/linux/mfd/rk808.h b/include/linux/mfd/rk808.h
>>> index 441b6ee..5ce810c 100644
>>> --- a/include/linux/mfd/rk808.h
>>> +++ b/include/linux/mfd/rk808.h
>>> @@ -1,11 +1,15 @@
>>> /*
>>> - * rk808.h for Rockchip RK808
>>> + * Register definitions for Rockchip's RK808/RK818 PMIC
>>> *
>>> * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
>>> *
>>> * Author: Chris Zhong <zyw@rock-chips.com>
>>> * Author: Zhang Qing <zhangqing@rock-chips.com>
>>> *
>>> + * Copyright (C) 2016 PHYTEC Messtechnik GmbH
>>> + *
>>> + * Author: Wadim Egorov <w.egorov@phytec.de>
>>> + *
>>> * This program is free software; you can redistribute it and/or modify it
>>> * under the terms and conditions of the GNU General Public License,
>>> * version 2, as published by the Free Software Foundation.
>>> @@ -16,8 +20,8 @@
>>> * more details.
>>> */
>>>
>>> -#ifndef __LINUX_REGULATOR_rk808_H
>>> -#define __LINUX_REGULATOR_rk808_H
>>> +#ifndef __LINUX_REGULATOR_RK808_H
>>> +#define __LINUX_REGULATOR_RK808_H
>>>
>>> #include <linux/regulator/machine.h>
>>> #include <linux/regmap.h>
>>> @@ -28,7 +32,7 @@
>>>
>>> #define RK808_DCDC1 0 /* (0+RK808_START) */
>>> #define RK808_LDO1 4 /* (4+RK808_START) */
>>> -#define RK808_NUM_REGULATORS 14
>>> +#define RK808_NUM_REGULATORS 14
>>>
>>> enum rk808_reg {
>>> RK808_ID_DCDC1,
>>> @@ -115,7 +119,92 @@ enum rk808_reg {
>>> #define RK808_INT_STS_MSK_REG2 0x4f
>>> #define RK808_IO_POL_REG 0x50
>>>
>>> -/* IRQ Definitions */
>>> +/* RK818 */
>>> +#define RK818_DCDC1 0
>>> +#define RK818_LDO1 4
>>> +#define RK818_NUM_REGULATORS 17
>>> +
>>> +enum rk818_reg {
>>> + RK818_ID_DCDC1,
>>> + RK818_ID_DCDC2,
>>> + RK818_ID_DCDC3,
>>> + RK818_ID_DCDC4,
>>> + RK818_ID_BOOST,
>>> + RK818_ID_LDO1,
>>> + RK818_ID_LDO2,
>>> + RK818_ID_LDO3,
>>> + RK818_ID_LDO4,
>>> + RK818_ID_LDO5,
>>> + RK818_ID_LDO6,
>>> + RK818_ID_LDO7,
>>> + RK818_ID_LDO8,
>>> + RK818_ID_LDO9,
>>> + RK818_ID_SWITCH,
>>> + RK818_ID_HDMI_SWITCH,
>>> + RK818_ID_OTG_SWITCH,
>>> +};
>>> +
>>> +#define RK818_DCDC_EN_REG 0x23
>>> +#define RK818_LDO_EN_REG 0x24
>>> +#define RK818_SLEEP_SET_OFF_REG1 0x25
>>> +#define RK818_SLEEP_SET_OFF_REG2 0x26
>>> +#define RK818_DCDC_UV_STS_REG 0x27
>>> +#define RK818_DCDC_UV_ACT_REG 0x28
>>> +#define RK818_LDO_UV_STS_REG 0x29
>>> +#define RK818_LDO_UV_ACT_REG 0x2a
>>> +#define RK818_DCDC_PG_REG 0x2b
>>> +#define RK818_LDO_PG_REG 0x2c
>>> +#define RK818_VOUT_MON_TDB_REG 0x2d
>>> +#define RK818_BUCK1_CONFIG_REG 0x2e
>>> +#define RK818_BUCK1_ON_VSEL_REG 0x2f
>>> +#define RK818_BUCK1_SLP_VSEL_REG 0x30
>>> +#define RK818_BUCK2_CONFIG_REG 0x32
>>> +#define RK818_BUCK2_ON_VSEL_REG 0x33
>>> +#define RK818_BUCK2_SLP_VSEL_REG 0x34
>>> +#define RK818_BUCK3_CONFIG_REG 0x36
>>> +#define RK818_BUCK4_CONFIG_REG 0x37
>>> +#define RK818_BUCK4_ON_VSEL_REG 0x38
>>> +#define RK818_BUCK4_SLP_VSEL_REG 0x39
>>> +#define RK818_BOOST_CONFIG_REG 0x3a
>>> +#define RK818_LDO1_ON_VSEL_REG 0x3b
>>> +#define RK818_LDO1_SLP_VSEL_REG 0x3c
>>> +#define RK818_LDO2_ON_VSEL_REG 0x3d
>>> +#define RK818_LDO2_SLP_VSEL_REG 0x3e
>>> +#define RK818_LDO3_ON_VSEL_REG 0x3f
>>> +#define RK818_LDO3_SLP_VSEL_REG 0x40
>>> +#define RK818_LDO4_ON_VSEL_REG 0x41
>>> +#define RK818_LDO4_SLP_VSEL_REG 0x42
>>> +#define RK818_LDO5_ON_VSEL_REG 0x43
>>> +#define RK818_LDO5_SLP_VSEL_REG 0x44
>>> +#define RK818_LDO6_ON_VSEL_REG 0x45
>>> +#define RK818_LDO6_SLP_VSEL_REG 0x46
>>> +#define RK818_LDO7_ON_VSEL_REG 0x47
>>> +#define RK818_LDO7_SLP_VSEL_REG 0x48
>>> +#define RK818_LDO8_ON_VSEL_REG 0x49
>>> +#define RK818_LDO8_SLP_VSEL_REG 0x4a
>>> +#define RK818_BOOST_LDO9_ON_VSEL_REG 0x54
>>> +#define RK818_BOOST_LDO9_SLP_VSEL_REG 0x55
>>> +#define RK818_DEVCTRL_REG 0x4b
>>> +#define RK818_INT_STS_REG1 0X4c
>>> +#define RK818_INT_STS_MSK_REG1 0x4d
>>> +#define RK818_INT_STS_REG2 0x4e
>>> +#define RK818_INT_STS_MSK_REG2 0x4f
>>> +#define RK818_IO_POL_REG 0x50
>>> +#define RK818_H5V_EN_REG 0x52
>>> +#define RK818_SLEEP_SET_OFF_REG3 0x53
>>> +#define RK818_BOOST_LDO9_ON_VSEL_REG 0x54
>>> +#define RK818_BOOST_LDO9_SLP_VSEL_REG 0x55
>>> +#define RK818_BOOST_CTRL_REG 0x56
>>> +#define RK818_DCDC_ILMAX 0x90
>>> +#define RK818_USB_CTRL_REG 0xa1
>>> +
>>> +#define RK818_H5V_EN BIT(0)
>>> +#define RK818_REF_RDY_CTRL BIT(1)
>>> +#define RK818_USB_ILIM_SEL_MASK 0xf
>>> +#define RK818_USB_ILMIN_2000MA 0x7
>>> +#define RK818_USB_CHG_SD_VSEL_MASK 0x70
>>> +
>>> +/* RK808 IRQ Definitions */
>>> #define RK808_IRQ_VOUT_LO 0
>>> #define RK808_IRQ_VB_LO 1
>>> #define RK808_IRQ_PWRON 2
>>> @@ -137,6 +226,43 @@ enum rk808_reg {
>>> #define RK808_IRQ_PLUG_IN_INT_MSK BIT(0)
>>> #define RK808_IRQ_PLUG_OUT_INT_MSK BIT(1)
>>>
>>> +/* RK818 IRQ Definitions */
>>> +#define RK818_IRQ_VOUT_LO 0
>>> +#define RK818_IRQ_VB_LO 1
>>> +#define RK818_IRQ_PWRON 2
>>> +#define RK818_IRQ_PWRON_LP 3
>>> +#define RK818_IRQ_HOTDIE 4
>>> +#define RK818_IRQ_RTC_ALARM 5
>>> +#define RK818_IRQ_RTC_PERIOD 6
>>> +#define RK818_IRQ_USB_OV 7
>>> +#define RK818_IRQ_PLUG_IN 8
>>> +#define RK818_IRQ_PLUG_OUT 9
>>> +#define RK818_IRQ_CHG_OK 10
>>> +#define RK818_IRQ_CHG_TE 11
>>> +#define RK818_IRQ_CHG_TS1 12
>>> +#define RK818_IRQ_TS2 13
>>> +#define RK818_IRQ_CHG_CVTLIM 14
>>> +#define RK818_IRQ_DISCHG_ILIM 7
>>> +
>>> +#define RK818_IRQ_VOUT_LO_MSK BIT(0)
>>> +#define RK818_IRQ_VB_LO_MSK BIT(1)
>>> +#define RK818_IRQ_PWRON_MSK BIT(2)
>>> +#define RK818_IRQ_PWRON_LP_MSK BIT(3)
>>> +#define RK818_IRQ_HOTDIE_MSK BIT(4)
>>> +#define RK818_IRQ_RTC_ALARM_MSK BIT(5)
>>> +#define RK818_IRQ_RTC_PERIOD_MSK BIT(6)
>>> +#define RK818_IRQ_USB_OV_MSK BIT(7)
>>> +#define RK818_IRQ_PLUG_IN_MSK BIT(0)
>>> +#define RK818_IRQ_PLUG_OUT_MSK BIT(1)
>>> +#define RK818_IRQ_CHG_OK_MSK BIT(2)
>>> +#define RK818_IRQ_CHG_TE_MSK BIT(3)
>>> +#define RK818_IRQ_CHG_TS1_MSK BIT(4)
>>> +#define RK818_IRQ_TS2_MSK BIT(5)
>>> +#define RK818_IRQ_CHG_CVTLIM_MSK BIT(6)
>>> +#define RK818_IRQ_DISCHG_ILIM_MSK BIT(7)
>>> +
>>> +#define RK818_NUM_IRQ 16
>>> +
>>> #define RK808_VBAT_LOW_2V8 0x00
>>> #define RK808_VBAT_LOW_2V9 0x01
>>> #define RK808_VBAT_LOW_3V0 0x02
>>> @@ -191,9 +317,27 @@ enum {
>>> BOOST_ILMIN_250MA,
>>> };
>>>
>>> +enum {
>>> + RK808_ID,
>>> + RK818_ID,
>>> +};
>>> +
>>> +struct rk8xx_reg_data {
>>> + int addr;
>>> + int mask;
>>> + int value;
>>> +};
>>> +
>>> struct rk808 {
>>> - struct i2c_client *i2c;
>>> - struct regmap_irq_chip_data *irq_data;
>>> - struct regmap *regmap;
>>> + struct i2c_client *i2c;
>>> + struct regmap_irq_chip_data *irq_data;
>>> + struct regmap *regmap;
>>> + long variant;
>>> + int nr_cells;
>>> + const struct mfd_cell *cells;
>>> + const struct regmap_config *regmap_cfg;
>>> + const struct regmap_irq_chip *regmap_irq_chip;
>>> + const struct rk8xx_reg_data *pre_init_reg;
>>> + int nr_pre_init_regs;
>>> };
>>> -#endif /* __LINUX_REGULATOR_rk808_H */
>>> +#endif /* __LINUX_REGULATOR_RK808_H */
>
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