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Date: Mon, 3 Jul 2017 14:48:42 +0100
From: Lee Jones <lee.jones@...aro.org>
To: Marek Vasut <marek.vasut@...il.com>
Cc: linux-renesas-soc@...r.kernel.org,
Marek Vasut <marek.vasut+renesas@...il.com>,
linux-kernel@...r.kernel.org,
Geert Uytterhoeven <geert+renesas@...der.be>
Subject: Re: [PATCH V3 2/2] mfd: Add ROHM BD9571MWV-M MFD PMIC driver
On Mon, 03 Jul 2017, Marek Vasut wrote:
> On 07/03/2017 01:55 PM, Lee Jones wrote:
> > On Tue, 27 Jun 2017, Marek Vasut wrote:
> >
> >> On 05/02/2017 02:18 PM, Marek Vasut wrote:
> >>> Add the MFD part of the ROHM BD9571MWV-M PMIC driver and MAINTAINERS
> >>> entry. The MFD part only specifies the regmap bits for the PMIC and
> >>> binds the subdevs together.
> >>>
> >>> Signed-off-by: Marek Vasut <marek.vasut+renesas@...il.com>
> >>> Cc: linux-kernel@...r.kernel.org
> >>> Cc: Geert Uytterhoeven <geert+renesas@...der.be>
> >>> Cc: Lee Jones <lee.jones@...aro.org>
> >>
> >> Lee, bump, do you plan to apply these patches anytime soon ?
> >
> > Looks like these were missed for some reason.
>
> Yes, they missed the previous merge window for some reason too, while
> the rest of the patches from the set made it in. It'd be real nice if
> they made it into the 4.13 ...
They won't. The merge window is already open.
You're looking at v4.14 now.
> > I'll put them back on the pile for review.
> >
> > Please note that the merge window is currently open, so you are likely
> > to experience a period of inactivity until -rc1 is released.
>
> I'd really appreciate it if these patches made it into the 4.13 release,
> see above.
>
> >>> ---
> >>> V2: - Change BD9571MWV_AVS_VD09_VID0,1,2,3 to BD9571MWV_AVS_VD09_VID(n)
> >>> - Change BD9571MWV_AVS_DVFS_VID0,1,2,3 to BD9571MWV_AVS_DVFS_VID(n)
> >>> - Make the AVS_VD09 range RW, so it can be used by the regulator
> >>> driver for the VD09 regulator
> >>> - Report the regmap read return values when attempting to read ID
> >>> registers fails
> >>> V3: No change
> >>> ---
> >>> MAINTAINERS | 11 ++
> >>> drivers/mfd/Kconfig | 13 +++
> >>> drivers/mfd/Makefile | 1 +
> >>> drivers/mfd/bd9571mwv.c | 230 ++++++++++++++++++++++++++++++++++++++++++
> >>> include/linux/mfd/bd9571mwv.h | 115 +++++++++++++++++++++
> >>> 5 files changed, 370 insertions(+)
> >>> create mode 100644 drivers/mfd/bd9571mwv.c
> >>> create mode 100644 include/linux/mfd/bd9571mwv.h
> >>>
> >>> diff --git a/MAINTAINERS b/MAINTAINERS
> >>> index 2a9aa4be5846..9c30e6b00358 100644
> >>> --- a/MAINTAINERS
> >>> +++ b/MAINTAINERS
> >>> @@ -10942,6 +10942,17 @@ L: linux-serial@...r.kernel.org
> >>> S: Odd Fixes
> >>> F: drivers/tty/serial/rp2.*
> >>>
> >>> +ROHM MULTIFUNCTION BD9571MWV-M PMIC DEVICE DRIVERS
> >>> +M: Marek Vasut <marek.vasut+renesas@...il.com>
> >>> +L: linux-kernel@...r.kernel.org
> >>> +L: linux-renesas-soc@...r.kernel.org
> >>> +S: Supported
> >>> +F: drivers/mfd/bd9571mwv.c
> >>> +F: drivers/regulator/bd9571mwv-regulator.c
> >>> +F: drivers/gpio/gpio-bd9571mwv.c
> >>> +F: include/linux/mfd/bd9571mwv.h
> >>> +F: Documentation/devicetree/bindings/mfd/bd9571mwv.txt
> >>> +
> >>> ROSE NETWORK LAYER
> >>> M: Ralf Baechle <ralf@...ux-mips.org>
> >>> L: linux-hams@...r.kernel.org
> >>> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> >>> index 3eb5c93595f6..6f4668ae28cc 100644
> >>> --- a/drivers/mfd/Kconfig
> >>> +++ b/drivers/mfd/Kconfig
> >>> @@ -133,6 +133,19 @@ config MFD_BCM590XX
> >>> help
> >>> Support for the BCM590xx PMUs from Broadcom
> >>>
> >>> +config MFD_BD9571MWV
> >>> + tristate "ROHM BD9571MWV PMIC"
> >>> + select MFD_CORE
> >>> + select REGMAP_I2C
> >>> + depends on I2C
> >>> + help
> >>> + Support for the ROHM BD9571MWV PMIC, which contains single
> >>> + voltage regulator, voltage sampling units, GPIO block and
> >>> + watchdog block.
> >>> +
> >>> + This driver can also be built as a module. If so, the module
> >>> + will be called bd9571mwv.
> >>> +
> >>> config MFD_AC100
> >>> tristate "X-Powers AC100"
> >>> select MFD_CORE
> >>> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> >>> index c16bf1ea0ea9..3cacc9748e13 100644
> >>> --- a/drivers/mfd/Makefile
> >>> +++ b/drivers/mfd/Makefile
> >>> @@ -10,6 +10,7 @@ obj-$(CONFIG_MFD_ACT8945A) += act8945a.o
> >>> obj-$(CONFIG_MFD_SM501) += sm501.o
> >>> obj-$(CONFIG_MFD_ASIC3) += asic3.o tmio_core.o
> >>> obj-$(CONFIG_MFD_BCM590XX) += bcm590xx.o
> >>> +obj-$(CONFIG_MFD_BD9571MWV) += bd9571mwv.o
> >>> cros_ec_core-objs := cros_ec.o
> >>> cros_ec_core-$(CONFIG_ACPI) += cros_ec_acpi_gpe.o
> >>> obj-$(CONFIG_MFD_CROS_EC) += cros_ec_core.o
> >>> diff --git a/drivers/mfd/bd9571mwv.c b/drivers/mfd/bd9571mwv.c
> >>> new file mode 100644
> >>> index 000000000000..64e088dfe7b0
> >>> --- /dev/null
> >>> +++ b/drivers/mfd/bd9571mwv.c
> >>> @@ -0,0 +1,230 @@
> >>> +/*
> >>> + * ROHM BD9571MWV-M MFD driver
> >>> + *
> >>> + * Copyright (C) 2017 Marek Vasut <marek.vasut+renesas@...il.com>
> >>> + *
> >>> + * 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 program is distributed "as is" WITHOUT ANY WARRANTY of any
> >>> + * kind, whether expressed or implied; without even the implied warranty
> >>> + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> >>> + * GNU General Public License version 2 for more details.
> >>> + *
> >>> + * Based on the TPS65086 driver
> >>> + */
> >>> +
> >>> +#include <linux/i2c.h>
> >>> +#include <linux/interrupt.h>
> >>> +#include <linux/mfd/core.h>
> >>> +#include <linux/module.h>
> >>> +
> >>> +#include <linux/mfd/bd9571mwv.h>
> >>> +
> >>> +static const struct mfd_cell bd9571mwv_cells[] = {
> >>> + { .name = "bd9571mwv-regulator", },
> >>> + { .name = "bd9571mwv-gpio", },
> >>> +};
> >>> +
> >>> +static const struct regmap_range bd9571mwv_readable_yes_ranges[] = {
> >>> + regmap_reg_range(BD9571MWV_VENDOR_CODE, BD9571MWV_PRODUCT_REVISION),
> >>> + regmap_reg_range(BD9571MWV_AVS_SET_MONI, BD9571MWV_AVS_DVFS_VID(3)),
> >>> + regmap_reg_range(BD9571MWV_VD18_VID, BD9571MWV_VD33_VID),
> >>> + regmap_reg_range(BD9571MWV_DVFS_VINIT, BD9571MWV_DVFS_VINIT),
> >>> + regmap_reg_range(BD9571MWV_DVFS_SETVMAX, BD9571MWV_DVFS_MONIVDAC),
> >>> + regmap_reg_range(BD9571MWV_GPIO_IN, BD9571MWV_GPIO_IN),
> >>> + regmap_reg_range(BD9571MWV_GPIO_INT, BD9571MWV_GPIO_INTMASK),
> >>> + regmap_reg_range(BD9571MWV_INT_INTREQ, BD9571MWV_INT_INTMASK),
> >>> +};
> >>> +
> >>> +static const struct regmap_access_table bd9571mwv_readable_table = {
> >>> + .yes_ranges = bd9571mwv_readable_yes_ranges,
> >>> + .n_yes_ranges = ARRAY_SIZE(bd9571mwv_readable_yes_ranges),
> >>> +};
> >>> +
> >>> +static const struct regmap_range bd9571mwv_writable_yes_ranges[] = {
> >>> + regmap_reg_range(BD9571MWV_AVS_VD09_VID(0), BD9571MWV_AVS_VD09_VID(3)),
> >>> + regmap_reg_range(BD9571MWV_DVFS_SETVID, BD9571MWV_DVFS_SETVID),
> >>> + regmap_reg_range(BD9571MWV_GPIO_DIR, BD9571MWV_GPIO_OUT),
> >>> + regmap_reg_range(BD9571MWV_GPIO_INT_SET, BD9571MWV_GPIO_INTMASK),
> >>> + regmap_reg_range(BD9571MWV_INT_INTREQ, BD9571MWV_INT_INTMASK),
> >>> +};
> >>> +
> >>> +static const struct regmap_access_table bd9571mwv_writable_table = {
> >>> + .yes_ranges = bd9571mwv_writable_yes_ranges,
> >>> + .n_yes_ranges = ARRAY_SIZE(bd9571mwv_writable_yes_ranges),
> >>> +};
> >>> +
> >>> +static const struct regmap_range bd9571mwv_volatile_yes_ranges[] = {
> >>> + regmap_reg_range(BD9571MWV_GPIO_IN, BD9571MWV_GPIO_IN),
> >>> + regmap_reg_range(BD9571MWV_GPIO_INT, BD9571MWV_GPIO_INT),
> >>> + regmap_reg_range(BD9571MWV_INT_INTREQ, BD9571MWV_INT_INTREQ),
> >>> +};
> >>> +
> >>> +static const struct regmap_access_table bd9571mwv_volatile_table = {
> >>> + .yes_ranges = bd9571mwv_volatile_yes_ranges,
> >>> + .n_yes_ranges = ARRAY_SIZE(bd9571mwv_volatile_yes_ranges),
> >>> +};
> >>> +
> >>> +static const struct regmap_config bd9571mwv_regmap_config = {
> >>> + .reg_bits = 8,
> >>> + .val_bits = 8,
> >>> + .cache_type = REGCACHE_RBTREE,
> >>> + .rd_table = &bd9571mwv_readable_table,
> >>> + .wr_table = &bd9571mwv_writable_table,
> >>> + .volatile_table = &bd9571mwv_volatile_table,
> >>> + .max_register = 0xff,
> >>> +};
> >>> +
> >>> +static const struct regmap_irq bd9571mwv_irqs[] = {
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_MD1, 0,
> >>> + BD9571MWV_INT_INTREQ_MD1_INT),
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_MD2_E1, 0,
> >>> + BD9571MWV_INT_INTREQ_MD2_E1_INT),
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_MD2_E2, 0,
> >>> + BD9571MWV_INT_INTREQ_MD2_E2_INT),
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_PROT_ERR, 0,
> >>> + BD9571MWV_INT_INTREQ_PROT_ERR_INT),
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_GP, 0,
> >>> + BD9571MWV_INT_INTREQ_GP_INT),
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_128H_OF, 0,
> >>> + BD9571MWV_INT_INTREQ_128H_OF_INT),
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_WDT_OF, 0,
> >>> + BD9571MWV_INT_INTREQ_WDT_OF_INT),
> >>> + REGMAP_IRQ_REG(BD9571MWV_IRQ_BKUP_TRG, 0,
> >>> + BD9571MWV_INT_INTREQ_BKUP_TRG_INT),
> >>> +};
> >>> +
> >>> +static struct regmap_irq_chip bd9571mwv_irq_chip = {
> >>> + .name = "bd9571mwv",
> >>> + .status_base = BD9571MWV_INT_INTREQ,
> >>> + .mask_base = BD9571MWV_INT_INTMASK,
> >>> + .ack_base = BD9571MWV_INT_INTREQ,
> >>> + .init_ack_masked = true,
> >>> + .num_regs = 1,
> >>> + .irqs = bd9571mwv_irqs,
> >>> + .num_irqs = ARRAY_SIZE(bd9571mwv_irqs),
> >>> +};
> >>> +
> >>> +static int bd9571mwv_identify(struct bd9571mwv *bd)
> >>> +{
> >>> + struct device *dev = bd->dev;
> >>> + unsigned int value;
> >>> + int ret;
> >>> +
> >>> + ret = regmap_read(bd->regmap, BD9571MWV_VENDOR_CODE, &value);
> >>> + if (ret) {
> >>> + dev_err(dev, "Failed to read vendor code register (ret=%i)\n",
> >>> + ret);
> >>> + return ret;
> >>> + }
> >>> +
> >>> + if (value != BD9571MWV_VENDOR_CODE_VAL) {
> >>> + dev_err(dev, "Invalid vendor code ID %02x (expected %02x)\n",
> >>> + value, BD9571MWV_VENDOR_CODE_VAL);
> >>> + return -EINVAL;
> >>> + }
> >>> +
> >>> + ret = regmap_read(bd->regmap, BD9571MWV_PRODUCT_CODE, &value);
> >>> + if (ret) {
> >>> + dev_err(dev, "Failed to read product code register (ret=%i)\n",
> >>> + ret);
> >>> + return ret;
> >>> + }
> >>> +
> >>> + if (value != BD9571MWV_PRODUCT_CODE_VAL) {
> >>> + dev_err(dev, "Invalid product code ID %02x (expected %02x)\n",
> >>> + value, BD9571MWV_PRODUCT_CODE_VAL);
> >>> + return -EINVAL;
> >>> + }
> >>> +
> >>> + ret = regmap_read(bd->regmap, BD9571MWV_PRODUCT_REVISION, &value);
> >>> + if (ret) {
> >>> + dev_err(dev, "Failed to read revision register (ret=%i)\n",
> >>> + ret);
> >>> + return ret;
> >>> + }
> >>> +
> >>> + dev_info(dev, "Device: BD9571MWV rev. %d\n", value & 0xff);
> >>> +
> >>> + return 0;
> >>> +}
> >>> +
> >>> +static int bd9571mwv_probe(struct i2c_client *client,
> >>> + const struct i2c_device_id *ids)
> >>> +{
> >>> + struct bd9571mwv *bd;
> >>> + int ret;
> >>> +
> >>> + bd = devm_kzalloc(&client->dev, sizeof(*bd), GFP_KERNEL);
> >>> + if (!bd)
> >>> + return -ENOMEM;
> >>> +
> >>> + i2c_set_clientdata(client, bd);
> >>> + bd->dev = &client->dev;
> >>> + bd->irq = client->irq;
> >>> +
> >>> + bd->regmap = devm_regmap_init_i2c(client, &bd9571mwv_regmap_config);
> >>> + if (IS_ERR(bd->regmap)) {
> >>> + dev_err(bd->dev, "Failed to initialize register map\n");
> >>> + return PTR_ERR(bd->regmap);
> >>> + }
> >>> +
> >>> + ret = bd9571mwv_identify(bd);
> >>> + if (ret)
> >>> + return ret;
> >>> +
> >>> + ret = regmap_add_irq_chip(bd->regmap, bd->irq, IRQF_ONESHOT, 0,
> >>> + &bd9571mwv_irq_chip, &bd->irq_data);
> >>> + if (ret) {
> >>> + dev_err(bd->dev, "Failed to register IRQ chip\n");
> >>> + return ret;
> >>> + }
> >>> +
> >>> + ret = mfd_add_devices(bd->dev, PLATFORM_DEVID_AUTO, bd9571mwv_cells,
> >>> + ARRAY_SIZE(bd9571mwv_cells), NULL, 0,
> >>> + regmap_irq_get_domain(bd->irq_data));
> >>> + if (ret) {
> >>> + regmap_del_irq_chip(bd->irq, bd->irq_data);
> >>> + return ret;
> >>> + }
> >>> +
> >>> + return 0;
> >>> +}
> >>> +
> >>> +static int bd9571mwv_remove(struct i2c_client *client)
> >>> +{
> >>> + struct bd9571mwv *bd = i2c_get_clientdata(client);
> >>> +
> >>> + regmap_del_irq_chip(bd->irq, bd->irq_data);
> >>> +
> >>> + return 0;
> >>> +}
> >>> +
> >>> +static const struct of_device_id bd9571mwv_of_match_table[] = {
> >>> + { .compatible = "rohm,bd9571mwv", },
> >>> + { /* sentinel */ }
> >>> +};
> >>> +MODULE_DEVICE_TABLE(of, bd9571mwv_of_match_table);
> >>> +
> >>> +static const struct i2c_device_id bd9571mwv_id_table[] = {
> >>> + { "bd9571mwv", 0 },
> >>> + { /* sentinel */ }
> >>> +};
> >>> +MODULE_DEVICE_TABLE(i2c, bd9571mwv_id_table);
> >>> +
> >>> +static struct i2c_driver bd9571mwv_driver = {
> >>> + .driver = {
> >>> + .name = "bd9571mwv",
> >>> + .of_match_table = bd9571mwv_of_match_table,
> >>> + },
> >>> + .probe = bd9571mwv_probe,
> >>> + .remove = bd9571mwv_remove,
> >>> + .id_table = bd9571mwv_id_table,
> >>> +};
> >>> +module_i2c_driver(bd9571mwv_driver);
> >>> +
> >>> +MODULE_AUTHOR("Marek Vasut <marek.vasut+renesas@...il.com>");
> >>> +MODULE_DESCRIPTION("BD9571MWV PMIC Driver");
> >>> +MODULE_LICENSE("GPL v2");
> >>> diff --git a/include/linux/mfd/bd9571mwv.h b/include/linux/mfd/bd9571mwv.h
> >>> new file mode 100644
> >>> index 000000000000..f0708ba4cbba
> >>> --- /dev/null
> >>> +++ b/include/linux/mfd/bd9571mwv.h
> >>> @@ -0,0 +1,115 @@
> >>> +/*
> >>> + * ROHM BD9571MWV-M driver
> >>> + *
> >>> + * Copyright (C) 2017 Marek Vasut <marek.vasut+renesas@...il.com>
> >>> + *
> >>> + * 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 program is distributed "as is" WITHOUT ANY WARRANTY of any
> >>> + * kind, whether expressed or implied; without even the implied warranty
> >>> + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> >>> + * GNU General Public License version 2 for more details.
> >>> + *
> >>> + * Based on the TPS65086 driver
> >>> + */
> >>> +
> >>> +#ifndef __LINUX_MFD_BD9571MWV_H
> >>> +#define __LINUX_MFD_BD9571MWV_H
> >>> +
> >>> +#include <linux/device.h>
> >>> +#include <linux/regmap.h>
> >>> +
> >>> +/* List of registers for BD9571MWV */
> >>> +#define BD9571MWV_VENDOR_CODE 0x00
> >>> +#define BD9571MWV_VENDOR_CODE_VAL 0xdb
> >>> +#define BD9571MWV_PRODUCT_CODE 0x01
> >>> +#define BD9571MWV_PRODUCT_CODE_VAL 0x60
> >>> +#define BD9571MWV_PRODUCT_REVISION 0x02
> >>> +
> >>> +#define BD9571MWV_I2C_FUSA_MODE 0x10
> >>> +#define BD9571MWV_I2C_MD2_E1_BIT_1 0x11
> >>> +#define BD9571MWV_I2C_MD2_E1_BIT_2 0x12
> >>> +
> >>> +#define BD9571MWV_BKUP_MODE_CNT 0x20
> >>> +#define BD9571MWV_BKUP_MODE_STATUS 0x21
> >>> +#define BD9571MWV_BKUP_RECOVERY_CNT 0x22
> >>> +#define BD9571MWV_BKUP_CTRL_TIM_CNT 0x23
> >>> +#define BD9571MWV_WAITBKUP_WDT_CNT 0x24
> >>> +#define BD9571MWV_128H_TIM_CNT 0x26
> >>> +#define BD9571MWV_QLLM_CNT 0x27
> >>> +
> >>> +#define BD9571MWV_AVS_SET_MONI 0x31
> >>> +#define BD9571MWV_AVS_SET_MONI_MASK 0x3
> >>> +#define BD9571MWV_AVS_VD09_VID(n) (0x32 + (n))
> >>> +#define BD9571MWV_AVS_DVFS_VID(n) (0x36 + (n))
> >>> +
> >>> +#define BD9571MWV_VD18_VID 0x42
> >>> +#define BD9571MWV_VD25_VID 0x43
> >>> +#define BD9571MWV_VD33_VID 0x44
> >>> +
> >>> +#define BD9571MWV_DVFS_VINIT 0x50
> >>> +#define BD9571MWV_DVFS_SETVMAX 0x52
> >>> +#define BD9571MWV_DVFS_BOOSTVID 0x53
> >>> +#define BD9571MWV_DVFS_SETVID 0x54
> >>> +#define BD9571MWV_DVFS_MONIVDAC 0x55
> >>> +#define BD9571MWV_DVFS_PGD_CNT 0x56
> >>> +
> >>> +#define BD9571MWV_GPIO_DIR 0x60
> >>> +#define BD9571MWV_GPIO_OUT 0x61
> >>> +#define BD9571MWV_GPIO_IN 0x62
> >>> +#define BD9571MWV_GPIO_DEB 0x63
> >>> +#define BD9571MWV_GPIO_INT_SET 0x64
> >>> +#define BD9571MWV_GPIO_INT 0x65
> >>> +#define BD9571MWV_GPIO_INTMASK 0x66
> >>> +
> >>> +#define BD9571MWV_REG_KEEP(n) (0x70 + (n))
> >>> +
> >>> +#define BD9571MWV_PMIC_INTERNAL_STATUS 0x80
> >>> +#define BD9571MWV_PROT_ERROR_STATUS0 0x81
> >>> +#define BD9571MWV_PROT_ERROR_STATUS1 0x82
> >>> +#define BD9571MWV_PROT_ERROR_STATUS2 0x83
> >>> +#define BD9571MWV_PROT_ERROR_STATUS3 0x84
> >>> +#define BD9571MWV_PROT_ERROR_STATUS4 0x85
> >>> +
> >>> +#define BD9571MWV_INT_INTREQ 0x90
> >>> +#define BD9571MWV_INT_INTREQ_MD1_INT BIT(0)
> >>> +#define BD9571MWV_INT_INTREQ_MD2_E1_INT BIT(1)
> >>> +#define BD9571MWV_INT_INTREQ_MD2_E2_INT BIT(2)
> >>> +#define BD9571MWV_INT_INTREQ_PROT_ERR_INT BIT(3)
> >>> +#define BD9571MWV_INT_INTREQ_GP_INT BIT(4)
> >>> +#define BD9571MWV_INT_INTREQ_128H_OF_INT BIT(5)
> >>> +#define BD9571MWV_INT_INTREQ_WDT_OF_INT BIT(6)
> >>> +#define BD9571MWV_INT_INTREQ_BKUP_TRG_INT BIT(7)
> >>> +#define BD9571MWV_INT_INTMASK 0x91
> >>> +
> >>> +#define BD9571MWV_ACCESS_KEY 0xff
> >>> +
> >>> +/* Define the BD9571MWV IRQ numbers */
> >>> +enum bd9571mwv_irqs {
> >>> + BD9571MWV_IRQ_MD1,
> >>> + BD9571MWV_IRQ_MD2_E1,
> >>> + BD9571MWV_IRQ_MD2_E2,
> >>> + BD9571MWV_IRQ_PROT_ERR,
> >>> + BD9571MWV_IRQ_GP,
> >>> + BD9571MWV_IRQ_128H_OF,
> >>> + BD9571MWV_IRQ_WDT_OF,
> >>> + BD9571MWV_IRQ_BKUP_TRG,
> >>> +};
> >>> +
> >>> +/**
> >>> + * struct bd9571mwv - state holder for the bd9571mwv driver
> >>> + *
> >>> + * Device data may be used to access the BD9571MWV chip
> >>> + */
> >>> +struct bd9571mwv {
> >>> + struct device *dev;
> >>> + struct regmap *regmap;
> >>> +
> >>> + /* IRQ Data */
> >>> + int irq;
> >>> + struct regmap_irq_chip_data *irq_data;
> >>> +};
> >>> +
> >>> +#endif /* __LINUX_MFD_BD9571MWV_H */
> >>>
> >>
> >>
> >
>
>
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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