diff options
Diffstat (limited to 'drivers/mfd')
33 files changed, 1560 insertions, 239 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 1456ea70bbc7..2e6b7311fabc 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -59,6 +59,17 @@ config MFD_AAT2870_CORE additional drivers must be enabled in order to use the functionality of the device. +config MFD_ATMEL_HLCDC + tristate "Atmel HLCDC (High-end LCD Controller)" + select MFD_CORE + select REGMAP_MMIO + depends on OF + help + If you say yes here you get support for the HLCDC block. + This driver provides common support for accessing the device, + additional drivers must be enabled in order to use the + functionality of the device. + config MFD_BCM590XX tristate "Broadcom BCM590xx PMUs" select MFD_CORE @@ -74,7 +85,8 @@ config MFD_AXP20X select REGMAP_IRQ depends on I2C=y help - If you say Y here you get support for the X-Powers AXP202 and AXP209. + If you say Y here you get support for the X-Powers AXP202, AXP209 and + AXP288 power management IC (PMIC). This driver include only the core APIs. You have to select individual components like regulators or the PEK (Power Enable Key) under the corresponding menus. @@ -183,6 +195,16 @@ config MFD_DA9063 Additional drivers must be enabled in order to use the functionality of the device. +config MFD_DLN2 + tristate "Diolan DLN2 support" + select MFD_CORE + depends on USB + help + This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter + DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2, + etc. must be enabled in order to use the functionality of + the device. + config MFD_MC13XXX tristate depends on (SPI_MASTER || I2C) @@ -655,7 +677,6 @@ config MFD_SEC_CORE select MFD_CORE select REGMAP_I2C select REGMAP_IRQ - select REGULATOR help Support for the Samsung Electronics MFD series. This driver provides common support for accessing the device, diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 8bd54b1253af..53467e211381 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -13,7 +13,7 @@ obj-$(CONFIG_MFD_CROS_EC) += cros_ec.o obj-$(CONFIG_MFD_CROS_EC_I2C) += cros_ec_i2c.o obj-$(CONFIG_MFD_CROS_EC_SPI) += cros_ec_spi.o -rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o +rtsx_pci-objs := rtsx_pcr.o rtsx_gops.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o obj-$(CONFIG_MFD_RTSX_PCI) += rtsx_pci.o obj-$(CONFIG_MFD_RTSX_USB) += rtsx_usb.o @@ -157,6 +157,7 @@ obj-$(CONFIG_MFD_SPMI_PMIC) += qcom-spmi-pmic.o obj-$(CONFIG_TPS65911_COMPARATOR) += tps65911-comparator.o obj-$(CONFIG_MFD_TPS65090) += tps65090.o obj-$(CONFIG_MFD_AAT2870_CORE) += aat2870-core.o +obj-$(CONFIG_MFD_ATMEL_HLCDC) += atmel-hlcdc.o obj-$(CONFIG_MFD_INTEL_MSIC) += intel_msic.o obj-$(CONFIG_MFD_PALMAS) += palmas.o obj-$(CONFIG_MFD_VIPERBOARD) += viperboard.o @@ -174,6 +175,7 @@ obj-$(CONFIG_MFD_STW481X) += stw481x.o obj-$(CONFIG_MFD_IPAQ_MICRO) += ipaq-micro.o obj-$(CONFIG_MFD_MENF21BMC) += menf21bmc.o obj-$(CONFIG_MFD_HI6421_PMIC) += hi6421-pmic-core.o +obj-$(CONFIG_MFD_DLN2) += dln2.o intel-soc-pmic-objs := intel_soc_pmic_core.o intel_soc_pmic_crc.o obj-$(CONFIG_INTEL_SOC_PMIC) += intel-soc-pmic.o diff --git a/drivers/mfd/ab8500-sysctrl.c b/drivers/mfd/ab8500-sysctrl.c index 8e0dae59844d..94dbcdd2a1ff 100644 --- a/drivers/mfd/ab8500-sysctrl.c +++ b/drivers/mfd/ab8500-sysctrl.c @@ -85,63 +85,6 @@ shutdown: } } -/* - * Use the AB WD to reset the platform. It will perform a hard - * reset instead of a soft reset. Write the reset reason to - * the AB before reset, which can be read upon restart. - */ -void ab8500_restart(char mode, const char *cmd) -{ - struct ab8500_platform_data *plat; - struct ab8500_sysctrl_platform_data *pdata; - u16 reason = 0; - u8 val; - - if (sysctrl_dev == NULL) { - pr_err("%s: sysctrl not initialized\n", __func__); - return; - } - - plat = dev_get_platdata(sysctrl_dev->parent); - pdata = plat->sysctrl; - if (pdata && pdata->reboot_reason_code) - reason = pdata->reboot_reason_code(cmd); - else - pr_warn("[%s] No reboot reason set. Default reason %d\n", - __func__, reason); - - /* - * Disable RTC alarm, just a precaution so that no alarm - * is running when WD reset is executed. - */ - abx500_get_register_interruptible(sysctrl_dev, AB8500_RTC, - RTC_CTRL , &val); - abx500_set_register_interruptible(sysctrl_dev, AB8500_RTC, - RTC_CTRL , (val & ~RTC_ALARM_ENABLE)); - - /* - * Android is not using the RTC alarm registers during reboot - * so we borrow them for writing the reason of reset - */ - - /* reason[8 LSB] */ - val = reason & 0xFF; - abx500_set_register_interruptible(sysctrl_dev, AB8500_RTC, - AB8500_ALARM_MIN_LOW , val); - - /* reason[8 MSB] */ - val = (reason>>8) & 0xFF; - abx500_set_register_interruptible(sysctrl_dev, AB8500_RTC, - AB8500_ALARM_MIN_MID , val); - - /* Setting WD timeout to 0 */ - ab8500_sysctrl_write(AB8500_MAINWDOGTIMER, 0xFF, 0x0); - - /* Setting the parameters to AB8500 WD*/ - ab8500_sysctrl_write(AB8500_MAINWDOGCTRL, 0xFF, (AB8500_ENABLE_WD | - AB8500_WD_RESTART_ON_EXPIRE | AB8500_KICK_WD)); -} - static inline bool valid_bank(u8 bank) { return ((bank == AB8500_SYS_CTRL1_BLOCK) || diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c index 5145d78bf07e..8ef58bcff193 100644 --- a/drivers/mfd/arizona-spi.c +++ b/drivers/mfd/arizona-spi.c @@ -75,7 +75,9 @@ static int arizona_spi_probe(struct spi_device *spi) static int arizona_spi_remove(struct spi_device *spi) { struct arizona *arizona = spi_get_drvdata(spi); + arizona_dev_exit(arizona); + return 0; } diff --git a/drivers/mfd/atmel-hlcdc.c b/drivers/mfd/atmel-hlcdc.c new file mode 100644 index 000000000000..cfd58f4cc5c3 --- /dev/null +++ b/drivers/mfd/atmel-hlcdc.c @@ -0,0 +1,122 @@ +/* + * Copyright (C) 2014 Free Electrons + * Copyright (C) 2014 Atmel + * + * Author: Boris BREZILLON <boris.brezillon@free-electrons.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 in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/clk.h> +#include <linux/mfd/atmel-hlcdc.h> +#include <linux/mfd/core.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/regmap.h> + +#define ATMEL_HLCDC_REG_MAX (0x4000 - 0x4) + +static const struct mfd_cell atmel_hlcdc_cells[] = { + { + .name = "atmel-hlcdc-pwm", + .of_compatible = "atmel,hlcdc-pwm", + }, + { + .name = "atmel-hlcdc-dc", + .of_compatible = "atmel,hlcdc-display-controller", + }, +}; + +static const struct regmap_config atmel_hlcdc_regmap_config = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = ATMEL_HLCDC_REG_MAX, +}; + +static int atmel_hlcdc_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct atmel_hlcdc *hlcdc; + struct resource *res; + void __iomem *regs; + + hlcdc = devm_kzalloc(dev, sizeof(*hlcdc), GFP_KERNEL); + if (!hlcdc) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + regs = devm_ioremap_resource(dev, res); + if (IS_ERR(regs)) + return PTR_ERR(regs); + + hlcdc->irq = platform_get_irq(pdev, 0); + if (hlcdc->irq < 0) + return hlcdc->irq; + + hlcdc->periph_clk = devm_clk_get(dev, "periph_clk"); + if (IS_ERR(hlcdc->periph_clk)) { + dev_err(dev, "failed to get peripheral clock\n"); + return PTR_ERR(hlcdc->periph_clk); + } + + hlcdc->sys_clk = devm_clk_get(dev, "sys_clk"); + if (IS_ERR(hlcdc->sys_clk)) { + dev_err(dev, "failed to get system clock\n"); + return PTR_ERR(hlcdc->sys_clk); + } + + hlcdc->slow_clk = devm_clk_get(dev, "slow_clk"); + if (IS_ERR(hlcdc->slow_clk)) { + dev_err(dev, "failed to get slow clock\n"); + return PTR_ERR(hlcdc->slow_clk); + } + + hlcdc->regmap = devm_regmap_init_mmio(dev, regs, + &atmel_hlcdc_regmap_config); + if (IS_ERR(hlcdc->regmap)) + return PTR_ERR(hlcdc->regmap); + + dev_set_drvdata(dev, hlcdc); + + return mfd_add_devices(dev, -1, atmel_hlcdc_cells, + ARRAY_SIZE(atmel_hlcdc_cells), + NULL, 0, NULL); +} + +static int atmel_hlcdc_remove(struct platform_device *pdev) +{ + mfd_remove_devices(&pdev->dev); + + return 0; +} + +static const struct of_device_id atmel_hlcdc_match[] = { + { .compatible = "atmel,sama5d3-hlcdc" }, + { /* sentinel */ }, +}; + +static struct platform_driver atmel_hlcdc_driver = { + .probe = atmel_hlcdc_probe, + .remove = atmel_hlcdc_remove, + .driver = { + .name = "atmel-hlcdc", + .of_match_table = atmel_hlcdc_match, + }, +}; +module_platform_driver(atmel_hlcdc_driver); + +MODULE_ALIAS("platform:atmel-hlcdc"); +MODULE_AUTHOR("Boris Brezillon <boris.brezillon@free-electrons.com>"); +MODULE_DESCRIPTION("Atmel HLCDC driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c index 6231adbb295d..c522ee22b1c0 100644 --- a/drivers/mfd/axp20x.c +++ b/drivers/mfd/axp20x.c @@ -1,9 +1,9 @@ /* - * axp20x.c - MFD core driver for the X-Powers AXP202 and AXP209 + * axp20x.c - MFD core driver for the X-Powers' Power Management ICs * - * AXP20x comprises an adaptive USB-Compatible PWM charger, 2 BUCK DC-DC - * converters, 5 LDOs, multiple 12-bit ADCs of voltage, current and temperature - * as well as 4 configurable GPIOs. + * AXP20x typically comprises an adaptive USB-Compatible PWM charger, BUCK DC-DC + * converters, LDOs, multiple 12-bit ADCs of voltage, current and temperature + * as well as configurable GPIOs. * * Author: Carlo Caione <carlo@caione.org> * @@ -25,9 +25,16 @@ #include <linux/mfd/core.h> #include <linux/of_device.h> #include <linux/of_irq.h> +#include <linux/acpi.h> #define AXP20X_OFF 0x80 +static const char const *axp20x_model_names[] = { + "AXP202", + "AXP209", + "AXP288", +}; + static const struct regmap_range axp20x_writeable_ranges[] = { regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE), regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES), @@ -47,6 +54,25 @@ static const struct regmap_access_table axp20x_volatile_table = { .n_yes_ranges = ARRAY_SIZE(axp20x_volatile_ranges), }; +static const struct regmap_range axp288_writeable_ranges[] = { + regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ6_STATE), + regmap_reg_range(AXP20X_DCDC_MODE, AXP288_FG_TUNE5), +}; + +static const struct regmap_range axp288_volatile_ranges[] = { + regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L), +}; + +static const struct regmap_access_table axp288_writeable_table = { + .yes_ranges = axp288_writeable_ranges, + .n_yes_ranges = ARRAY_SIZE(axp288_writeable_ranges), +}; + +static const struct regmap_access_table axp288_volatile_table = { + .yes_ranges = axp288_volatile_ranges, + .n_yes_ranges = ARRAY_SIZE(axp288_volatile_ranges), +}; + static struct resource axp20x_pek_resources[] = { { .name = "PEK_DBR", @@ -61,6 +87,39 @@ static struct resource axp20x_pek_resources[] = { }, }; +static struct resource axp288_battery_resources[] = { + { + .start = AXP288_IRQ_QWBTU, + .end = AXP288_IRQ_QWBTU, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_WBTU, + .end = AXP288_IRQ_WBTU, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_QWBTO, + .end = AXP288_IRQ_QWBTO, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_WBTO, + .end = AXP288_IRQ_WBTO, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_WL2, + .end = AXP288_IRQ_WL2, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_WL1, + .end = AXP288_IRQ_WL1, + .flags = IORESOURCE_IRQ, + }, +}; + static const struct regmap_config axp20x_regmap_config = { .reg_bits = 8, .val_bits = 8, @@ -70,47 +129,96 @@ static const struct regmap_config axp20x_regmap_config = { .cache_type = REGCACHE_RBTREE, }; -#define AXP20X_IRQ(_irq, _off, _mask) \ - [AXP20X_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) } +static const struct regmap_config axp288_regmap_config = { + .reg_bits = 8, + .val_bits = 8, + .wr_table = &axp288_writeable_table, + .volatile_table = &axp288_volatile_table, + .max_register = AXP288_FG_TUNE5, + .cache_type = REGCACHE_RBTREE, +}; + +#define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask) \ + [_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) } static const struct regmap_irq axp20x_regmap_irqs[] = { - AXP20X_IRQ(ACIN_OVER_V, 0, 7), - AXP20X_IRQ(ACIN_PLUGIN, 0, 6), - AXP20X_IRQ(ACIN_REMOVAL, 0, 5), - AXP20X_IRQ(VBUS_OVER_V, 0, 4), - AXP20X_IRQ(VBUS_PLUGIN, 0, 3), - AXP20X_IRQ(VBUS_REMOVAL, 0, 2), - AXP20X_IRQ(VBUS_V_LOW, 0, 1), - AXP20X_IRQ(BATT_PLUGIN, 1, 7), - AXP20X_IRQ(BATT_REMOVAL, 1, 6), - AXP20X_IRQ(BATT_ENT_ACT_MODE, 1, 5), - AXP20X_IRQ(BATT_EXIT_ACT_MODE, 1, 4), - AXP20X_IRQ(CHARG, 1, 3), - AXP20X_IRQ(CHARG_DONE, 1, 2), - AXP20X_IRQ(BATT_TEMP_HIGH, 1, 1), - AXP20X_IRQ(BATT_TEMP_LOW, 1, 0), - AXP20X_IRQ(DIE_TEMP_HIGH, 2, 7), - AXP20X_IRQ(CHARG_I_LOW, 2, 6), - AXP20X_IRQ(DCDC1_V_LONG, 2, 5), - AXP20X_IRQ(DCDC2_V_LONG, 2, 4), - AXP20X_IRQ(DCDC3_V_LONG, 2, 3), - AXP20X_IRQ(PEK_SHORT, 2, 1), - AXP20X_IRQ(PEK_LONG, 2, 0), - AXP20X_IRQ(N_OE_PWR_ON, 3, 7), - AXP20X_IRQ(N_OE_PWR_OFF, 3, 6), - AXP20X_IRQ(VBUS_VALID, 3, 5), - AXP20X_IRQ(VBUS_NOT_VALID, 3, 4), - AXP20X_IRQ(VBUS_SESS_VALID, 3, 3), - AXP20X_IRQ(VBUS_SESS_END, 3, 2), - AXP20X_IRQ(LOW_PWR_LVL1, 3, 1), - AXP20X_IRQ(LOW_PWR_LVL2, 3, 0), - AXP20X_IRQ(TIMER, 4, 7), - AXP20X_IRQ(PEK_RIS_EDGE, 4, 6), - AXP20X_IRQ(PEK_FAL_EDGE, 4, 5), - AXP20X_IRQ(GPIO3_INPUT, 4, 3), - AXP20X_IRQ(GPIO2_INPUT, 4, 2), - AXP20X_IRQ(GPIO1_INPUT, 4, 1), - AXP20X_IRQ(GPIO0_INPUT, 4, 0), + INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V, 0, 7), + INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN, 0, 6), + INIT_REGMAP_IRQ(AXP20X, ACIN_REMOVAL, 0, 5), + INIT_REGMAP_IRQ(AXP20X, VBUS_OVER_V, 0, 4), + INIT_REGMAP_IRQ(AXP20X, VBUS_PLUGIN, 0, 3), + INIT_REGMAP_IRQ(AXP20X, VBUS_REMOVAL, 0, 2), + INIT_REGMAP_IRQ(AXP20X, VBUS_V_LOW, 0, 1), + INIT_REGMAP_IRQ(AXP20X, BATT_PLUGIN, 1, 7), + INIT_REGMAP_IRQ(AXP20X, BATT_REMOVAL, 1, 6), + INIT_REGMAP_IRQ(AXP20X, BATT_ENT_ACT_MODE, 1, 5), + INIT_REGMAP_IRQ(AXP20X, BATT_EXIT_ACT_MODE, 1, 4), + INIT_REGMAP_IRQ(AXP20X, CHARG, 1, 3), + INIT_REGMAP_IRQ(AXP20X, CHARG_DONE, 1, 2), + INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_HIGH, 1, 1), + INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_LOW, 1, 0), + INIT_REGMAP_IRQ(AXP20X, DIE_TEMP_HIGH, 2, 7), + INIT_REGMAP_IRQ(AXP20X, CHARG_I_LOW, 2, 6), + INIT_REGMAP_IRQ(AXP20X, DCDC1_V_LONG, 2, 5), + INIT_REGMAP_IRQ(AXP20X, DCDC2_V_LONG, 2, 4), + INIT_REGMAP_IRQ(AXP20X, DCDC3_V_LONG, 2, 3), + INIT_REGMAP_IRQ(AXP20X, PEK_SHORT, 2, 1), + INIT_REGMAP_IRQ(AXP20X, PEK_LONG, 2, 0), + INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_ON, 3, 7), + INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_OFF, 3, 6), + INIT_REGMAP_IRQ(AXP20X, VBUS_VALID, 3, 5), + INIT_REGMAP_IRQ(AXP20X, VBUS_NOT_VALID, 3, 4), + INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_VALID, 3, 3), + INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_END, 3, 2), + INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL1, 3, 1), + INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL2, 3, 0), + INIT_REGMAP_IRQ(AXP20X, TIMER, 4, 7), + INIT_REGMAP_IRQ(AXP20X, PEK_RIS_EDGE, 4, 6), + INIT_REGMAP_IRQ(AXP20X, PEK_FAL_EDGE, 4, 5), + INIT_REGMAP_IRQ(AXP20X, GPIO3_INPUT, 4, 3), + INIT_REGMAP_IRQ(AXP20X, GPIO2_INPUT, 4, 2), + INIT_REGMAP_IRQ(AXP20X, GPIO1_INPUT, 4, 1), + INIT_REGMAP_IRQ(AXP20X, GPIO0_INPUT, 4, 0), +}; + +/* some IRQs are compatible with axp20x models */ +static const struct regmap_irq axp288_regmap_irqs[] = { + INIT_REGMAP_IRQ(AXP288, VBUS_FALL, 0, 2), + INIT_REGMAP_IRQ(AXP288, VBUS_RISE, 0, 3), + INIT_REGMAP_IRQ(AXP288, OV, 0, 4), + + INIT_REGMAP_IRQ(AXP288, DONE, 1, 2), + INIT_REGMAP_IRQ(AXP288, CHARGING, 1, 3), + INIT_REGMAP_IRQ(AXP288, SAFE_QUIT, 1, 4), + INIT_REGMAP_IRQ(AXP288, SAFE_ENTER, 1, 5), + INIT_REGMAP_IRQ(AXP288, ABSENT, 1, 6), + INIT_REGMAP_IRQ(AXP288, APPEND, 1, 7), + + INIT_REGMAP_IRQ(AXP288, QWBTU, 2, 0), + INIT_REGMAP_IRQ(AXP288, WBTU, 2, 1), + INIT_REGMAP_IRQ(AXP288, QWBTO, 2, 2), + INIT_REGMAP_IRQ(AXP288, WBTO, 2, 3), + INIT_REGMAP_IRQ(AXP288, QCBTU, 2, 4), + INIT_REGMAP_IRQ(AXP288, CBTU, 2, 5), + INIT_REGMAP_IRQ(AXP288, QCBTO, 2, 6), + INIT_REGMAP_IRQ(AXP288, CBTO, 2, 7), + + INIT_REGMAP_IRQ(AXP288, WL2, 3, 0), + INIT_REGMAP_IRQ(AXP288, WL1, 3, 1), + INIT_REGMAP_IRQ(AXP288, GPADC, 3, 2), + INIT_REGMAP_IRQ(AXP288, OT, 3, 7), + + INIT_REGMAP_IRQ(AXP288, GPIO0, 4, 0), + INIT_REGMAP_IRQ(AXP288, GPIO1, 4, 1), + INIT_REGMAP_IRQ(AXP288, POKO, 4, 2), + INIT_REGMAP_IRQ(AXP288, POKL, 4, 3), + INIT_REGMAP_IRQ(AXP288, POKS, 4, 4), + INIT_REGMAP_IRQ(AXP288, POKN, 4, 5), + INIT_REGMAP_IRQ(AXP288, POKP, 4, 6), + INIT_REGMAP_IRQ(AXP288, TIMER, 4, 7), + + INIT_REGMAP_IRQ(AXP288, MV_CHNG, 5, 0), + INIT_REGMAP_IRQ(AXP288, BC_USB_CHNG, 5, 1), }; static const struct of_device_id axp20x_of_match[] = { @@ -128,16 +236,39 @@ static const struct i2c_device_id axp20x_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, axp20x_i2c_id); +static const struct acpi_device_id axp20x_acpi_match[] = { + { + .id = "INT33F4", + .driver_data = AXP288_ID, + }, + { }, +}; +MODULE_DEVICE_TABLE(acpi, axp20x_acpi_match); + static const struct regmap_irq_chip axp20x_regmap_irq_chip = { .name = "axp20x_irq_chip", .status_base = AXP20X_IRQ1_STATE, .ack_base = AXP20X_IRQ1_STATE, .mask_base = AXP20X_IRQ1_EN, - .num_regs = 5, + .mask_invert = true, + .init_ack_masked = true, .irqs = axp20x_regmap_irqs, .num_irqs = ARRAY_SIZE(axp20x_regmap_irqs), + .num_regs = 5, + +}; + +static const struct regmap_irq_chip axp288_regmap_irq_chip = { + .name = "axp288_irq_chip", + .status_base = AXP20X_IRQ1_STATE, + .ack_base = AXP20X_IRQ1_STATE, + .mask_base = AXP20X_IRQ1_EN, .mask_invert = true, .init_ack_masked = true, + .irqs = axp288_regmap_irqs, + .num_irqs = ARRAY_SIZE(axp288_regmap_irqs), + .num_regs = 6, + }; static struct mfd_cell axp20x_cells[] = { @@ -150,36 +281,155 @@ static struct mfd_cell axp20x_cells[] = { }, }; +static struct resource axp288_adc_resources[] = { + { + .name = "GPADC", + .start = AXP288_IRQ_GPADC, + .end = AXP288_IRQ_GPADC, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource axp288_charger_resources[] = { + { + .start = AXP288_IRQ_OV, + .end = AXP288_IRQ_OV, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_DONE, + .end = AXP288_IRQ_DONE, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_CHARGING, + .end = AXP288_IRQ_CHARGING, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_SAFE_QUIT, + .end = AXP288_IRQ_SAFE_QUIT, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_SAFE_ENTER, + .end = AXP288_IRQ_SAFE_ENTER, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_QCBTU, + .end = AXP288_IRQ_QCBTU, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_CBTU, + .end = AXP288_IRQ_CBTU, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_QCBTO, + .end = AXP288_IRQ_QCBTO, + .flags = IORESOURCE_IRQ, + }, + { + .start = AXP288_IRQ_CBTO, + .end = AXP288_IRQ_CBTO, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct mfd_cell axp288_cells[] = { + { + .name = "axp288_adc", + .num_resources = ARRAY_SIZE(axp288_adc_resources), + .resources = axp288_adc_resources, + }, + { + .name = "axp288_charger", + .num_resources = ARRAY_SIZE(axp288_charger_resources), + .resources = axp288_charger_resources, + }, + { + .name = "axp288_battery", + .num_resources = ARRAY_SIZE(axp288_battery_resources), + .resources = axp288_battery_resources, + }, +}; + static struct axp20x_dev *axp20x_pm_power_off; static void axp20x_power_off(void) { + if (axp20x_pm_power_off->variant == AXP288_ID) + return; + regmap_write(axp20x_pm_power_off->regmap, AXP20X_OFF_CTRL, AXP20X_OFF); } +static int axp20x_match_device(struct axp20x_dev *axp20x, struct device *dev) +{ + const struct acpi_device_id *acpi_id; + const struct of_device_id *of_id; + + if (dev->of_node) { + of_id = of_match_device(axp20x_of_match, dev); + if (!of_id) { + dev_err(dev, "Unable to match OF ID\n"); + return -ENODEV; + } + axp20x->variant = (long) of_id->data; + } else { + acpi_id = acpi_match_device(dev->driver->acpi_match_table, dev); + if (!acpi_id || !acpi_id->driver_data) { + dev_err(dev, "Unable to match ACPI ID and data\n"); + return -ENODEV; + } + axp20x->variant = (long) acpi_id->driver_data; + } + + switch (axp20x->variant) { + case AXP202_ID: + case AXP209_ID: + axp20x->nr_cells = ARRAY_SIZE(axp20x_cells); + axp20x->cells = axp20x_cells; + axp20x->regmap_cfg = &axp20x_regmap_config; + axp20x->regmap_irq_chip = &axp20x_regmap_irq_chip; + break; + case AXP288_ID: + axp20x->cells = axp288_cells; + axp20x->nr_cells = ARRAY_SIZE(axp288_cells); + axp20x->regmap_cfg = &axp288_regmap_config; + axp20x->regmap_irq_chip = &axp288_regmap_irq_chip; + break; + default: + dev_err(dev, "unsupported AXP20X ID %lu\n", axp20x->variant); + return -EINVAL; + } + dev_info(dev, "AXP20x variant %s found\n", + axp20x_model_names[axp20x->variant]); + + return 0; +} + static int axp20x_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct axp20x_dev *axp20x; - const struct of_device_id *of_id; int ret; axp20x = devm_kzalloc(&i2c->dev, sizeof(*axp20x), GFP_KERNEL); if (!axp20x) return -ENOMEM; - of_id = of_match_device(axp20x_of_match, &i2c->dev); - if (!of_id) { - dev_err(&i2c->dev, "Unable to setup AXP20X data\n"); - return -ENODEV; - } - axp20x->variant = (long) of_id->data; + ret = axp20x_match_device(axp20x, &i2c->dev); + if (ret) + return ret; axp20x->i2c_client = i2c; axp20x->dev = &i2c->dev; dev_set_drvdata(axp20x->dev, axp20x); - axp20x->regmap = devm_regmap_init_i2c(i2c, &axp20x_regmap_config); + axp20x->regmap = devm_regmap_init_i2c(i2c, axp20x->regmap_cfg); if (IS_ERR(axp20x->regmap)) { ret = PTR_ERR(axp20x->regmap); dev_err(&i2c->dev, "regmap init failed: %d\n", ret); @@ -188,15 +438,15 @@ static int axp20x_i2c_probe(struct i2c_client *i2c, ret = regmap_add_irq_chip(axp20x->regmap, i2c->irq, IRQF_ONESHOT | IRQF_SHARED, -1, - &axp20x_regmap_irq_chip, + axp20x->regmap_irq_chip, &axp20x->regmap_irqc); if (ret) { dev_err(&i2c->dev, "failed to add irq chip: %d\n", ret); return ret; } - ret = mfd_add_devices(axp20x->dev, -1, axp20x_cells, - ARRAY_SIZE(axp20x_cells), NULL, 0, NULL); + ret = mfd_add_devices(axp20x->dev, -1, axp20x->cells, + axp20x->nr_cells, NULL, 0, NULL); if (ret) { dev_err(&i2c->dev, "failed to add MFD devices: %d\n", ret); @@ -234,6 +484,7 @@ static struct i2c_driver axp20x_i2c_driver = { .name = "axp20x", .owner = THIS_MODULE, .of_match_table = of_match_ptr(axp20x_of_match), + .acpi_match_table = ACPI_PTR(axp20x_acpi_match), }, .probe = axp20x_i2c_probe, .remove = axp20x_i2c_remove, diff --git a/drivers/mfd/da9063-core.c b/drivers/mfd/da9063-core.c index 93db8bb8c8f0..f38bc98a3c57 100644 --- a/drivers/mfd/da9063-core.c +++ b/drivers/mfd/da9063-core.c @@ -118,7 +118,7 @@ int da9063_device_init(struct da9063 *da9063, unsigned int irq) da9063->irq_base = pdata->irq_base; } else { da9063->flags = 0; - da9063->irq_base = 0; + da9063->irq_base = -1; } da9063->chip_irq = irq; @@ -168,6 +168,8 @@ int da9063_device_init(struct da9063 *da9063, unsigned int irq) return ret; } + da9063->irq_base = regmap_irq_chip_get_base(da9063->regmap_irq); + ret = mfd_add_devices(da9063->dev, -1, da9063_devs, ARRAY_SIZE(da9063_devs), NULL, da9063->irq_base, NULL); diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index 193cf168ba84..a8204730f01c 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -3150,23 +3150,28 @@ static int db8500_prcmu_probe(struct platform_device *pdev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "prcmu"); if (!res) { dev_err(&pdev->dev, "no prcmu memory region provided\n"); - return -ENOENT; + return -EINVAL; } prcmu_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!prcmu_base) { dev_err(&pdev->dev, "failed to ioremap prcmu register memory\n"); - return -ENOENT; + return -ENOMEM; } init_prcm_registers(); dbx500_fw_version_init(pdev, pdata->version_offset); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "prcmu-tcdm"); if (!res) { dev_err(&pdev->dev, "no prcmu tcdm region provided\n"); - return -ENOENT; + return -EINVAL; } tcdm_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); + if (!tcdm_base) { + dev_err(&pdev->dev, + "failed to ioremap prcmu-tcdm register memory\n"); + return -ENOMEM; + } /* Clean up the mailbox interrupts after pre-kernel code. */ writel(ALL_MBOX_BITS, PRCM_ARM_IT1_CLR); @@ -3174,15 +3179,14 @@ static int db8500_prcmu_probe(struct platform_device *pdev) irq = platform_get_irq(pdev, 0); if (irq <= 0) { dev_err(&pdev->dev, "no prcmu irq provided\n"); - return -ENOENT; + return irq; } err = request_threaded_irq(irq, prcmu_irq_handler, prcmu_irq_thread_fn, IRQF_NO_SUSPEND, "prcmu", NULL); if (err < 0) { pr_err("prcmu: Failed to allocate IRQ_DB8500_PRCMU1.\n"); - err = -EBUSY; - goto no_irq_return; + return err; } db8500_irq_init(np); @@ -3206,7 +3210,7 @@ static int db8500_prcmu_probe(struct platform_device *pdev) if (err) { mfd_remove_devices(&pdev->dev); pr_err("prcmu: Failed to add subdevices\n"); - goto no_irq_return; + return err; } } @@ -3214,12 +3218,10 @@ static int db8500_prcmu_probe(struct platform_device *pdev) if (err) { mfd_remove_devices(&pdev->dev); pr_err("prcmu: Failed to add ab8500 subdevice\n"); - goto no_irq_return; + return err; } pr_info("DB8500 PRCMU initialized\n"); - -no_irq_return: return err; } static const struct of_device_id db8500_prcmu_match[] = { |