From: Michael Walle <michael@walle.cc> To: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-pwm@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: "Linus Walleij" <linus.walleij@linaro.org>, "Bartosz Golaszewski" <bgolaszewski@baylibre.com>, "Rob Herring" <robh+dt@kernel.org>, "Jean Delvare" <jdelvare@suse.com>, "Guenter Roeck" <linux@roeck-us.net>, "Lee Jones" <lee.jones@linaro.org>, "Thierry Reding" <thierry.reding@gmail.com>, "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>, "Wim Van Sebroeck" <wim@linux-watchdog.org>, "Shawn Guo" <shawnguo@kernel.org>, "Li Yang" <leoyang.li@nxp.com>, "Thomas Gleixner" <tglx@linutronix.de>, "Jason Cooper" <jason@lakedaemon.net>, "Marc Zyngier" <maz@kernel.org>, "Mark Brown" <broonie@kernel.org>, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>, "Michael Walle" <michael@walle.cc> Subject: [PATCH v2 09/16] pwm: add support for sl28cpld PWM controller Date: Thu, 2 Apr 2020 22:36:49 +0200 [thread overview] Message-ID: <20200402203656.27047-10-michael@walle.cc> (raw) In-Reply-To: <20200402203656.27047-1-michael@walle.cc> This adds support for the PWM controller of the sl28cpld board management controller. This is part of a multi-function device driver. Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/pwm/Kconfig | 10 ++ drivers/pwm/Makefile | 1 + drivers/pwm/pwm-sl28cpld.c | 203 +++++++++++++++++++++++++++++++++++++ 3 files changed, 214 insertions(+) create mode 100644 drivers/pwm/pwm-sl28cpld.c diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig index eebbc917ac97..5673e5e8b0c3 100644 --- a/drivers/pwm/Kconfig +++ b/drivers/pwm/Kconfig @@ -427,6 +427,16 @@ config PWM_SIFIVE To compile this driver as a module, choose M here: the module will be called pwm-sifive. +config PWM_SL28CPLD + tristate "Kontron sl28 PWM support" + depends on MFD_SL28CPLD + help + Generic PWM framework driver for board management controller + found on the Kontron sl28 CPLD. + + To compile this driver as a module, choose M here: the module + will be called pwm-sl28cpld. + config PWM_SPEAR tristate "STMicroelectronics SPEAr PWM support" depends on PLAT_SPEAR || COMPILE_TEST diff --git a/drivers/pwm/Makefile b/drivers/pwm/Makefile index 9a475073dafc..2c2b569dcde9 100644 --- a/drivers/pwm/Makefile +++ b/drivers/pwm/Makefile @@ -40,6 +40,7 @@ obj-$(CONFIG_PWM_RENESAS_TPU) += pwm-renesas-tpu.o obj-$(CONFIG_PWM_ROCKCHIP) += pwm-rockchip.o obj-$(CONFIG_PWM_SAMSUNG) += pwm-samsung.o obj-$(CONFIG_PWM_SIFIVE) += pwm-sifive.o +obj-$(CONFIG_PWM_SL28CPLD) += pwm-sl28cpld.o obj-$(CONFIG_PWM_SPEAR) += pwm-spear.o obj-$(CONFIG_PWM_SPRD) += pwm-sprd.o obj-$(CONFIG_PWM_STI) += pwm-sti.o diff --git a/drivers/pwm/pwm-sl28cpld.c b/drivers/pwm/pwm-sl28cpld.c new file mode 100644 index 000000000000..c6b372bf45fa --- /dev/null +++ b/drivers/pwm/pwm-sl28cpld.c @@ -0,0 +1,203 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * sl28cpld PWM driver. + * + * Copyright 2019 Kontron Europe GmbH + */ + +#include <linux/bitfield.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/pwm.h> +#include <linux/regmap.h> + +/* + * PWM timer block registers. + */ +#define PWM_CTRL 0x00 +#define PWM_ENABLE BIT(7) +#define PWM_MODE_250HZ 0 +#define PWM_MODE_500HZ 1 +#define PWM_MODE_1KHZ 2 +#define PWM_MODE_2KHZ 3 +#define PWM_MODE_MASK GENMASK(1, 0) +#define PWM_CYCLE 0x01 +#define PWM_CYCLE_MAX 0x7f + +struct sl28cpld_pwm { + struct pwm_chip pwm_chip; + struct regmap *regmap; + u32 offset; +}; + +struct sl28cpld_pwm_periods { + u8 ctrl; + unsigned long duty_cycle; +}; + +struct sl28cpld_pwm_config { + unsigned long period_ns; + u8 max_duty_cycle; +}; + +static struct sl28cpld_pwm_config sl28cpld_pwm_config[] = { + [PWM_MODE_250HZ] = { .period_ns = 4000000, .max_duty_cycle = 0x80 }, + [PWM_MODE_500HZ] = { .period_ns = 2000000, .max_duty_cycle = 0x40 }, + [PWM_MODE_1KHZ] = { .period_ns = 1000000, .max_duty_cycle = 0x20 }, + [PWM_MODE_2KHZ] = { .period_ns = 500000, .max_duty_cycle = 0x10 }, +}; + +static inline struct sl28cpld_pwm *to_sl28cpld_pwm(struct pwm_chip *chip) +{ + return container_of(chip, struct sl28cpld_pwm, pwm_chip); +} + +static void sl28cpld_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) +{ + struct sl28cpld_pwm *spc = to_sl28cpld_pwm(chip); + static struct sl28cpld_pwm_config *config; + unsigned int reg; + unsigned long cycle; + unsigned int mode; + + regmap_read(spc->regmap, spc->offset + PWM_CTRL, ®); + + state->enabled = reg & PWM_ENABLE; + + mode = FIELD_GET(PWM_MODE_MASK, reg); + config = &sl28cpld_pwm_config[mode]; + state->period = config->period_ns; + + regmap_read(spc->regmap, spc->offset + PWM_CYCLE, ®); + cycle = reg * config->period_ns; + state->duty_cycle = DIV_ROUND_CLOSEST_ULL(cycle, + config->max_duty_cycle); +} + +static int sl28cpld_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, + const struct pwm_state *state) +{ + struct sl28cpld_pwm *spc = to_sl28cpld_pwm(chip); + struct sl28cpld_pwm_config *config; + unsigned long long cycle; + int ret; + int mode; + u8 ctrl; + + /* update config, first search best matching period */ + for (mode = 0; mode < ARRAY_SIZE(sl28cpld_pwm_config); mode++) { + config = &sl28cpld_pwm_config[mode]; + if (state->period == config->period_ns) + break; + } + + if (mode == ARRAY_SIZE(sl28cpld_pwm_config)) + return -EINVAL; + + ctrl = FIELD_PREP(PWM_MODE_MASK, mode); + if (state->enabled) + ctrl |= PWM_ENABLE; + + cycle = state->duty_cycle * config->max_duty_cycle; + do_div(cycle, state->period); + + /* + * The hardware doesn't allow to set max_duty_cycle if the + * 250Hz mode is enabled. But since this is "all-high" output + * just use the 500Hz mode with the duty cycle to max value. + */ + if (cycle == config->max_duty_cycle) { + ctrl &= ~PWM_MODE_MASK; + ctrl |= FIELD_PREP(PWM_MODE_MASK, PWM_MODE_500HZ); + cycle = PWM_CYCLE_MAX; + } + + ret = regmap_write(spc->regmap, spc->offset + PWM_CTRL, ctrl); + if (ret) + return ret; + + return regmap_write(spc->regmap, spc->offset + PWM_CYCLE, (u8)cycle); +} + +static const struct pwm_ops sl28cpld_pwm_ops = { + .apply = sl28cpld_pwm_apply, + .get_state = sl28cpld_pwm_get_state, + .owner = THIS_MODULE, +}; + +static int sl28cpld_pwm_probe(struct platform_device *pdev) +{ + struct sl28cpld_pwm *pwm; + struct pwm_chip *chip; + struct resource *res; + int ret; + + if (!pdev->dev.parent) + return -ENODEV; + + pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL); + if (!pwm) + return -ENOMEM; + + pwm->regmap = dev_get_regmap(pdev->dev.parent, NULL); + if (!pwm->regmap) + return -ENODEV; + + res = platform_get_resource(pdev, IORESOURCE_REG, 0); + if (!res) + return -EINVAL; + pwm->offset = res->start; + + /* initialize struct gpio_chip */ + chip = &pwm->pwm_chip; + chip->dev = &pdev->dev; + chip->ops = &sl28cpld_pwm_ops; + chip->base = -1; + chip->npwm = 1; + + ret = pwmchip_add(&pwm->pwm_chip); + if (ret < 0) + return ret; + + platform_set_drvdata(pdev, pwm); + + return 0; +} + +static int sl28cpld_pwm_remove(struct platform_device *pdev) +{ + struct sl28cpld_pwm *pwm = platform_get_drvdata(pdev); + + return pwmchip_remove(&pwm->pwm_chip); +} + +static const struct of_device_id sl28cpld_pwm_of_match[] = { + { .compatible = "kontron,sl28cpld-pwm" }, + {}, +}; +MODULE_DEVICE_TABLE(of, sl28cpld_pwm_of_match); + +static const struct platform_device_id sl28cpld_pwm_id_table[] = { + {"sl28cpld-gpio"}, + {}, +}; +MODULE_DEVICE_TABLE(platform, sl28cpld_pwm_id_table); + +static struct platform_driver sl28cpld_pwm_driver = { + .probe = sl28cpld_pwm_probe, + .remove = sl28cpld_pwm_remove, + .id_table = sl28cpld_pwm_id_table, + .driver = { + .name = KBUILD_MODNAME, + .of_match_table = sl28cpld_pwm_of_match, + }, +}; +module_platform_driver(sl28cpld_pwm_driver); + +MODULE_DESCRIPTION("sl28cpld PWM Driver"); +MODULE_AUTHOR("Michael Walle <michael@walle.cc>"); +MODULE_LICENSE("GPL"); -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Michael Walle <michael@walle.cc> To: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-pwm@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: "Marc Zyngier" <maz@kernel.org>, "Jean Delvare" <jdelvare@suse.com>, "Jason Cooper" <jason@lakedaemon.net>, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>, "Shawn Guo" <shawnguo@kernel.org>, "Linus Walleij" <linus.walleij@linaro.org>, "Li Yang" <leoyang.li@nxp.com>, "Bartosz Golaszewski" <bgolaszewski@baylibre.com>, "Michael Walle" <michael@walle.cc>, "Rob Herring" <robh+dt@kernel.org>, "Thierry Reding" <thierry.reding@gmail.com>, "Mark Brown" <broonie@kernel.org>, "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>, "Thomas Gleixner" <tglx@linutronix.de>, "Wim Van Sebroeck" <wim@linux-watchdog.org>, "Lee Jones" <lee.jones@linaro.org>, "Guenter Roeck" <linux@roeck-us.net> Subject: [PATCH v2 09/16] pwm: add support for sl28cpld PWM controller Date: Thu, 2 Apr 2020 22:36:49 +0200 [thread overview] Message-ID: <20200402203656.27047-10-michael@walle.cc> (raw) In-Reply-To: <20200402203656.27047-1-michael@walle.cc> This adds support for the PWM controller of the sl28cpld board management controller. This is part of a multi-function device driver. Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/pwm/Kconfig | 10 ++ drivers/pwm/Makefile | 1 + drivers/pwm/pwm-sl28cpld.c | 203 +++++++++++++++++++++++++++++++++++++ 3 files changed, 214 insertions(+) create mode 100644 drivers/pwm/pwm-sl28cpld.c diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig index eebbc917ac97..5673e5e8b0c3 100644 --- a/drivers/pwm/Kconfig +++ b/drivers/pwm/Kconfig @@ -427,6 +427,16 @@ config PWM_SIFIVE To compile this driver as a module, choose M here: the module will be called pwm-sifive. +config PWM_SL28CPLD + tristate "Kontron sl28 PWM support" + depends on MFD_SL28CPLD + help + Generic PWM framework driver for board management controller + found on the Kontron sl28 CPLD. + + To compile this driver as a module, choose M here: the module + will be called pwm-sl28cpld. + config PWM_SPEAR tristate "STMicroelectronics SPEAr PWM support" depends on PLAT_SPEAR || COMPILE_TEST diff --git a/drivers/pwm/Makefile b/drivers/pwm/Makefile index 9a475073dafc..2c2b569dcde9 100644 --- a/drivers/pwm/Makefile +++ b/drivers/pwm/Makefile @@ -40,6 +40,7 @@ obj-$(CONFIG_PWM_RENESAS_TPU) += pwm-renesas-tpu.o obj-$(CONFIG_PWM_ROCKCHIP) += pwm-rockchip.o obj-$(CONFIG_PWM_SAMSUNG) += pwm-samsung.o obj-$(CONFIG_PWM_SIFIVE) += pwm-sifive.o +obj-$(CONFIG_PWM_SL28CPLD) += pwm-sl28cpld.o obj-$(CONFIG_PWM_SPEAR) += pwm-spear.o obj-$(CONFIG_PWM_SPRD) += pwm-sprd.o obj-$(CONFIG_PWM_STI) += pwm-sti.o diff --git a/drivers/pwm/pwm-sl28cpld.c b/drivers/pwm/pwm-sl28cpld.c new file mode 100644 index 000000000000..c6b372bf45fa --- /dev/null +++ b/drivers/pwm/pwm-sl28cpld.c @@ -0,0 +1,203 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * sl28cpld PWM driver. + * + * Copyright 2019 Kontron Europe GmbH + */ + +#include <linux/bitfield.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/pwm.h> +#include <linux/regmap.h> + +/* + * PWM timer block registers. + */ +#define PWM_CTRL 0x00 +#define PWM_ENABLE BIT(7) +#define PWM_MODE_250HZ 0 +#define PWM_MODE_500HZ 1 +#define PWM_MODE_1KHZ 2 +#define PWM_MODE_2KHZ 3 +#define PWM_MODE_MASK GENMASK(1, 0) +#define PWM_CYCLE 0x01 +#define PWM_CYCLE_MAX 0x7f + +struct sl28cpld_pwm { + struct pwm_chip pwm_chip; + struct regmap *regmap; + u32 offset; +}; + +struct sl28cpld_pwm_periods { + u8 ctrl; + unsigned long duty_cycle; +}; + +struct sl28cpld_pwm_config { + unsigned long period_ns; + u8 max_duty_cycle; +}; + +static struct sl28cpld_pwm_config sl28cpld_pwm_config[] = { + [PWM_MODE_250HZ] = { .period_ns = 4000000, .max_duty_cycle = 0x80 }, + [PWM_MODE_500HZ] = { .period_ns = 2000000, .max_duty_cycle = 0x40 }, + [PWM_MODE_1KHZ] = { .period_ns = 1000000, .max_duty_cycle = 0x20 }, + [PWM_MODE_2KHZ] = { .period_ns = 500000, .max_duty_cycle = 0x10 }, +}; + +static inline struct sl28cpld_pwm *to_sl28cpld_pwm(struct pwm_chip *chip) +{ + return container_of(chip, struct sl28cpld_pwm, pwm_chip); +} + +static void sl28cpld_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) +{ + struct sl28cpld_pwm *spc = to_sl28cpld_pwm(chip); + static struct sl28cpld_pwm_config *config; + unsigned int reg; + unsigned long cycle; + unsigned int mode; + + regmap_read(spc->regmap, spc->offset + PWM_CTRL, ®); + + state->enabled = reg & PWM_ENABLE; + + mode = FIELD_GET(PWM_MODE_MASK, reg); + config = &sl28cpld_pwm_config[mode]; + state->period = config->period_ns; + + regmap_read(spc->regmap, spc->offset + PWM_CYCLE, ®); + cycle = reg * config->period_ns; + state->duty_cycle = DIV_ROUND_CLOSEST_ULL(cycle, + config->max_duty_cycle); +} + +static int sl28cpld_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, + const struct pwm_state *state) +{ + struct sl28cpld_pwm *spc = to_sl28cpld_pwm(chip); + struct sl28cpld_pwm_config *config; + unsigned long long cycle; + int ret; + int mode; + u8 ctrl; + + /* update config, first search best matching period */ + for (mode = 0; mode < ARRAY_SIZE(sl28cpld_pwm_config); mode++) { + config = &sl28cpld_pwm_config[mode]; + if (state->period == config->period_ns) + break; + } + + if (mode == ARRAY_SIZE(sl28cpld_pwm_config)) + return -EINVAL; + + ctrl = FIELD_PREP(PWM_MODE_MASK, mode); + if (state->enabled) + ctrl |= PWM_ENABLE; + + cycle = state->duty_cycle * config->max_duty_cycle; + do_div(cycle, state->period); + + /* + * The hardware doesn't allow to set max_duty_cycle if the + * 250Hz mode is enabled. But since this is "all-high" output + * just use the 500Hz mode with the duty cycle to max value. + */ + if (cycle == config->max_duty_cycle) { + ctrl &= ~PWM_MODE_MASK; + ctrl |= FIELD_PREP(PWM_MODE_MASK, PWM_MODE_500HZ); + cycle = PWM_CYCLE_MAX; + } + + ret = regmap_write(spc->regmap, spc->offset + PWM_CTRL, ctrl); + if (ret) + return ret; + + return regmap_write(spc->regmap, spc->offset + PWM_CYCLE, (u8)cycle); +} + +static const struct pwm_ops sl28cpld_pwm_ops = { + .apply = sl28cpld_pwm_apply, + .get_state = sl28cpld_pwm_get_state, + .owner = THIS_MODULE, +}; + +static int sl28cpld_pwm_probe(struct platform_device *pdev) +{ + struct sl28cpld_pwm *pwm; + struct pwm_chip *chip; + struct resource *res; + int ret; + + if (!pdev->dev.parent) + return -ENODEV; + + pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL); + if (!pwm) + return -ENOMEM; + + pwm->regmap = dev_get_regmap(pdev->dev.parent, NULL); + if (!pwm->regmap) + return -ENODEV; + + res = platform_get_resource(pdev, IORESOURCE_REG, 0); + if (!res) + return -EINVAL; + pwm->offset = res->start; + + /* initialize struct gpio_chip */ + chip = &pwm->pwm_chip; + chip->dev = &pdev->dev; + chip->ops = &sl28cpld_pwm_ops; + chip->base = -1; + chip->npwm = 1; + + ret = pwmchip_add(&pwm->pwm_chip); + if (ret < 0) + return ret; + + platform_set_drvdata(pdev, pwm); + + return 0; +} + +static int sl28cpld_pwm_remove(struct platform_device *pdev) +{ + struct sl28cpld_pwm *pwm = platform_get_drvdata(pdev); + + return pwmchip_remove(&pwm->pwm_chip); +} + +static const struct of_device_id sl28cpld_pwm_of_match[] = { + { .compatible = "kontron,sl28cpld-pwm" }, + {}, +}; +MODULE_DEVICE_TABLE(of, sl28cpld_pwm_of_match); + +static const struct platform_device_id sl28cpld_pwm_id_table[] = { + {"sl28cpld-gpio"}, + {}, +}; +MODULE_DEVICE_TABLE(platform, sl28cpld_pwm_id_table); + +static struct platform_driver sl28cpld_pwm_driver = { + .probe = sl28cpld_pwm_probe, + .remove = sl28cpld_pwm_remove, + .id_table = sl28cpld_pwm_id_table, + .driver = { + .name = KBUILD_MODNAME, + .of_match_table = sl28cpld_pwm_of_match, + }, +}; +module_platform_driver(sl28cpld_pwm_driver); + +MODULE_DESCRIPTION("sl28cpld PWM Driver"); +MODULE_AUTHOR("Michael Walle <michael@walle.cc>"); +MODULE_LICENSE("GPL"); -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-04-02 20:37 UTC|newest] Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-04-02 20:36 [PATCH v2 00/16] Add support for Kontron sl28cpld Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 01/16] include/linux/ioport.h: add helper to define REG resource constructs Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 02/16] mfd: mfd-core: Don't overwrite the dma_mask of the child device Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 03/16] mfd: mfd-core: match device tree node against reg property Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 04/16] regmap-irq: make it possible to add irq_chip do a specific device node Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-14 15:37 ` Applied "regmap-irq: make it possible to add irq_chip do a specific device node" to the regmap tree Mark Brown 2020-04-14 15:37 ` Mark Brown 2020-04-14 15:37 ` Mark Brown 2020-04-14 17:12 ` [PATCH v2 04/16] regmap-irq: make it possible to add irq_chip do a specific device node Mark Brown 2020-04-14 17:12 ` Mark Brown 2020-04-14 17:12 ` Mark Brown 2020-04-02 20:36 ` [PATCH v2 05/16] dt-bindings: mfd: Add bindings for sl28cpld Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 06/16] mfd: Add support for Kontron sl28cpld management controller Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 07/16] irqchip: add sl28cpld interrupt controller support Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 08/16] watchdog: add support for sl28cpld watchdog Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-03 6:25 ` Guenter Roeck 2020-04-03 6:25 ` Guenter Roeck 2020-04-03 6:25 ` Guenter Roeck 2020-04-02 20:36 ` Michael Walle [this message] 2020-04-02 20:36 ` [PATCH v2 09/16] pwm: add support for sl28cpld PWM controller Michael Walle 2020-04-02 20:36 ` [PATCH v2 10/16] gpio: add a reusable generic gpio_chip using regmap Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-06 7:47 ` Bartosz Golaszewski 2020-04-06 7:47 ` Bartosz Golaszewski 2020-04-06 7:47 ` Bartosz Golaszewski 2020-04-06 10:10 ` Michael Walle 2020-04-06 10:10 ` Michael Walle 2020-04-06 10:10 ` Michael Walle 2020-04-14 9:50 ` Bartosz Golaszewski 2020-04-14 9:50 ` Bartosz Golaszewski 2020-04-14 9:50 ` Bartosz Golaszewski 2020-04-14 10:07 ` Michael Walle 2020-04-14 10:07 ` Michael Walle 2020-04-14 10:07 ` Michael Walle 2020-04-14 17:00 ` Bartosz Golaszewski 2020-04-14 17:00 ` Bartosz Golaszewski 2020-04-14 17:00 ` Bartosz Golaszewski 2020-04-14 18:41 ` Michael Walle 2020-04-14 18:41 ` Michael Walle 2020-04-14 18:41 ` Michael Walle 2020-04-14 19:57 ` Michael Walle 2020-04-14 19:57 ` Michael Walle 2020-04-16 9:20 ` Linus Walleij 2020-04-16 9:20 ` Linus Walleij 2020-04-16 9:20 ` Linus Walleij 2020-04-16 9:34 ` Michael Walle 2020-04-16 9:34 ` Michael Walle 2020-04-16 9:34 ` Michael Walle 2020-04-14 17:21 ` Mark Brown 2020-04-14 17:21 ` Mark Brown 2020-04-14 17:21 ` Mark Brown 2020-04-14 18:36 ` Michael Walle 2020-04-14 18:36 ` Michael Walle 2020-04-14 18:36 ` Michael Walle 2020-04-14 18:39 ` Mark Brown 2020-04-14 18:39 ` Mark Brown 2020-04-14 18:39 ` Mark Brown 2020-04-16 9:27 ` Linus Walleij 2020-04-16 9:27 ` Linus Walleij 2020-04-16 9:27 ` Linus Walleij 2020-04-17 6:34 ` Michael Walle 2020-04-17 6:34 ` Michael Walle 2020-04-17 6:34 ` Michael Walle 2020-04-21 10:50 ` Michael Walle 2020-04-21 10:50 ` Michael Walle 2020-04-21 10:50 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 11/16] gpio: add support for the sl28cpld GPIO controller Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-16 8:34 ` Linus Walleij 2020-04-16 8:34 ` Linus Walleij 2020-04-16 8:34 ` Linus Walleij 2020-04-16 8:55 ` Michael Walle 2020-04-16 8:55 ` Michael Walle 2020-04-16 8:55 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 12/16] hwmon: add support for the sl28cpld hardware monitoring controller Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 21:30 ` Guenter Roeck 2020-04-02 21:30 ` Guenter Roeck 2020-04-02 21:30 ` Guenter Roeck 2020-04-02 20:36 ` [PATCH v2 13/16] arm64: dts: freescale: sl28: enable sl28cpld Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 14/16] arm64: dts: freescale: sl28: map GPIOs to input events Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 15/16] arm64: dts: freescale: sl28: enable LED support Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` [PATCH v2 16/16] arm64: dts: freescale: sl28: enable fan support Michael Walle 2020-04-02 20:36 ` Michael Walle 2020-04-02 20:36 ` Michael Walle
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