From: Shobhit Kumar <shobhit.kumar@intel.com> To: linux-pwm <linux-pwm@vger.kernel.org>, intel-gfx <intel-gfx@lists.freedesktop.org>, linux-kernel <linux-kernel@vger.kernel.org>, dri-devel <dri-devel@lists.freedesktop.org>, linux-gpio <linux-gpio@vger.kernel.org> Cc: Alexandre Courbot <gnurou@gmail.com>, Paul Bolle <pebolle@tiscali.nl>, Samuel Ortiz <sameo@linux.intel.com>, Povilas Staniulis <wdmonster@gmail.com>, Jani Nikula <jani.nikula@intel.com>, Shobhit Kumar <shobhit.kumar@intel.com>, Linus Walleij <linus.walleij@linaro.org>, Paul Gortmaker <paul.gortmaker@windriver.com>, bloften80@gmail.com, David Airlie <airlied@linux.ie>, Chih-Wei Huang <cwhuang@android-x86.org>, Thierry Reding <thierry.reding@gmail.com>, Daniel Vetter <daniel.vetter@intel.com>, Lee Jones <lee.jones@linaro.org> Subject: [v2 2/7] mfd: intel_soc_pmic_core: Add lookup table for Panel Control as GPIO signal Date: Mon, 22 Jun 2015 16:24:20 +0530 [thread overview] Message-ID: <1434970465-12687-3-git-send-email-shobhit.kumar@intel.com> (raw) In-Reply-To: <1434970465-12687-1-git-send-email-shobhit.kumar@intel.com> On some Intel SoC platforms, the panel enable/disable signals are controlled by CRC PMIC. Add those control as a new GPIO in a lookup table for gpio-crystalcove chip during CRC driver load v2: Make the lookup table static (Thierry) Remove the lookup table during driver remove (Thierry) v3: Correct the subject line (Lee jones) CC: Samuel Ortiz <sameo@linux.intel.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Alexandre Courbot <gnurou@gmail.com> Cc: Thierry Reding <thierry.reding@gmail.com> Acked-by: Lee Jones <lee.jones@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com> --- drivers/mfd/intel_soc_pmic_core.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/mfd/intel_soc_pmic_core.c b/drivers/mfd/intel_soc_pmic_core.c index 7b50b6b..f3d918e 100644 --- a/drivers/mfd/intel_soc_pmic_core.c +++ b/drivers/mfd/intel_soc_pmic_core.c @@ -24,8 +24,19 @@ #include <linux/acpi.h> #include <linux/regmap.h> #include <linux/mfd/intel_soc_pmic.h> +#include <linux/gpio/machine.h> #include "intel_soc_pmic_core.h" +/* Lookup table for the Panel Enable/Disable line as GPIO signals */ +static struct gpiod_lookup_table panel_gpio_table = { + /* Intel GFX is consumer */ + .dev_id = "0000:00:02.0", + .table = { + /* Panel EN/DISABLE */ + GPIO_LOOKUP("gpio_crystalcove", 94, "panel", GPIO_ACTIVE_HIGH), + }, +}; + static int intel_soc_pmic_find_gpio_irq(struct device *dev) { struct gpio_desc *desc; @@ -85,6 +96,9 @@ static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c, if (ret) dev_warn(dev, "Can't enable IRQ as wake source: %d\n", ret); + /* Add lookup table binding for Panel Control to the GPIO Chip */ + gpiod_add_lookup_table(&panel_gpio_table); + ret = mfd_add_devices(dev, -1, config->cell_dev, config->n_cell_devs, NULL, 0, regmap_irq_get_domain(pmic->irq_chip_data)); @@ -104,6 +118,9 @@ static int intel_soc_pmic_i2c_remove(struct i2c_client *i2c) regmap_del_irq_chip(pmic->irq, pmic->irq_chip_data); + /* Remove lookup table for Panel Control from the GPIO Chip */ + gpiod_remove_lookup_table(&panel_gpio_table); + mfd_remove_devices(&i2c->dev); return 0; -- 1.9.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
WARNING: multiple messages have this Message-ID (diff)
From: Shobhit Kumar <shobhit.kumar@intel.com> To: linux-pwm <linux-pwm@vger.kernel.org>, intel-gfx <intel-gfx@lists.freedesktop.org>, linux-kernel <linux-kernel@vger.kernel.org>, dri-devel <dri-devel@lists.freedesktop.org>, linux-gpio <linux-gpio@vger.kernel.org> Cc: Paul Bolle <pebolle@tiscali.nl>, Jani Nikula <jani.nikula@intel.com>, Samuel Ortiz <sameo@linux.intel.com>, Alexandre Courbot <gnurou@gmail.com>, David Airlie <airlied@linux.ie>, Povilas Staniulis <wdmonster@gmail.com>, Chih-Wei Huang <cwhuang@android-x86.org>, Thierry Reding <thierry.reding@gmail.com>, Daniel Vetter <daniel.vetter@intel.com>, Lee Jones <lee.jones@linaro.org>, Linus Walleij <linus.walleij@linaro.org>, Paul Gortmaker <paul.gortmaker@windriver.com>, bloften80@gmail.com, Shobhit Kumar <shobhit.kumar@intel.com> Subject: [v2 2/7] mfd: intel_soc_pmic_core: Add lookup table for Panel Control as GPIO signal Date: Mon, 22 Jun 2015 16:24:20 +0530 [thread overview] Message-ID: <1434970465-12687-3-git-send-email-shobhit.kumar@intel.com> (raw) In-Reply-To: <1434970465-12687-1-git-send-email-shobhit.kumar@intel.com> On some Intel SoC platforms, the panel enable/disable signals are controlled by CRC PMIC. Add those control as a new GPIO in a lookup table for gpio-crystalcove chip during CRC driver load v2: Make the lookup table static (Thierry) Remove the lookup table during driver remove (Thierry) v3: Correct the subject line (Lee jones) CC: Samuel Ortiz <sameo@linux.intel.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Alexandre Courbot <gnurou@gmail.com> Cc: Thierry Reding <thierry.reding@gmail.com> Acked-by: Lee Jones <lee.jones@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com> --- drivers/mfd/intel_soc_pmic_core.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/mfd/intel_soc_pmic_core.c b/drivers/mfd/intel_soc_pmic_core.c index 7b50b6b..f3d918e 100644 --- a/drivers/mfd/intel_soc_pmic_core.c +++ b/drivers/mfd/intel_soc_pmic_core.c @@ -24,8 +24,19 @@ #include <linux/acpi.h> #include <linux/regmap.h> #include <linux/mfd/intel_soc_pmic.h> +#include <linux/gpio/machine.h> #include "intel_soc_pmic_core.h" +/* Lookup table for the Panel Enable/Disable line as GPIO signals */ +static struct gpiod_lookup_table panel_gpio_table = { + /* Intel GFX is consumer */ + .dev_id = "0000:00:02.0", + .table = { + /* Panel EN/DISABLE */ + GPIO_LOOKUP("gpio_crystalcove", 94, "panel", GPIO_ACTIVE_HIGH), + }, +}; + static int intel_soc_pmic_find_gpio_irq(struct device *dev) { struct gpio_desc *desc; @@ -85,6 +96,9 @@ static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c, if (ret) dev_warn(dev, "Can't enable IRQ as wake source: %d\n", ret); + /* Add lookup table binding for Panel Control to the GPIO Chip */ + gpiod_add_lookup_table(&panel_gpio_table); + ret = mfd_add_devices(dev, -1, config->cell_dev, config->n_cell_devs, NULL, 0, regmap_irq_get_domain(pmic->irq_chip_data)); @@ -104,6 +118,9 @@ static int intel_soc_pmic_i2c_remove(struct i2c_client *i2c) regmap_del_irq_chip(pmic->irq, pmic->irq_chip_data); + /* Remove lookup table for Panel Control from the GPIO Chip */ + gpiod_remove_lookup_table(&panel_gpio_table); + mfd_remove_devices(&i2c->dev); return 0; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/
next prev parent reply other threads:[~2015-06-22 10:54 UTC|newest] Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-06-22 10:54 [v2 0/7] Crystalcove (CRC) PMIC based panel and pwm control Shobhit Kumar 2015-06-22 10:54 ` Shobhit Kumar 2015-06-22 10:54 ` [v2 1/7] gpiolib: Add support for removing registered consumer lookup table Shobhit Kumar 2015-06-22 10:54 ` Shobhit Kumar 2015-07-15 8:05 ` Linus Walleij 2015-07-15 8:05 ` Linus Walleij 2015-06-22 10:54 ` Shobhit Kumar [this message] 2015-06-22 10:54 ` [v2 2/7] mfd: intel_soc_pmic_core: Add lookup table for Panel Control as GPIO signal Shobhit Kumar 2015-06-22 10:54 ` [v2 3/7] mfd: intel_soc_pmic_crc: Add PWM cell device for Crystalcove PMIC Shobhit Kumar 2015-06-22 10:54 ` Shobhit Kumar 2015-06-22 10:54 ` [v2 4/7] mfd: intel_soc_pmic_core: ADD PWM lookup table for CRC PMIC based PWM Shobhit Kumar 2015-06-22 10:54 ` Shobhit Kumar 2015-06-22 11:03 ` Varka Bhadram 2015-06-22 11:03 ` Varka Bhadram 2015-06-22 14:19 ` Daniel Vetter 2015-06-22 14:19 ` [Intel-gfx] " Daniel Vetter 2015-06-23 7:19 ` Lee Jones 2015-06-23 7:19 ` [Intel-gfx] " Lee Jones 2015-06-25 12:33 ` Shobhit Kumar 2015-06-25 12:33 ` Shobhit Kumar 2015-06-22 10:54 ` [v2 5/7] pwm: crc: Add Crystalcove (CRC) PWM driver Shobhit Kumar 2015-06-22 10:54 ` Shobhit Kumar 2015-06-22 11:16 ` Varka Bhadram 2015-06-22 11:16 ` Varka Bhadram 2015-06-23 12:49 ` [Intel-gfx] " Shobhit Kumar 2015-06-23 12:49 ` Shobhit Kumar 2015-06-22 10:54 ` [v2 6/7] drm/i915: Use the CRC gpio for panel enable/disable Shobhit Kumar 2015-06-22 10:54 ` Shobhit Kumar 2015-06-22 10:54 ` [v2 7/7] drm/i915: Backlight control using CRC PMIC based PWM driver Shobhit Kumar 2015-06-22 10:54 ` Shobhit Kumar 2015-06-25 8:48 ` [Intel-gfx] " Ville Syrjälä 2015-06-25 8:48 ` Ville Syrjälä 2015-06-25 12:08 ` Shobhit Kumar 2015-06-25 12:08 ` Shobhit Kumar 2015-06-25 12:47 ` Ville Syrjälä 2015-06-25 12:47 ` Ville Syrjälä 2015-06-25 13:24 ` Shobhit Kumar 2015-06-25 13:24 ` Shobhit Kumar 2015-06-26 8:31 ` Jani Nikula 2015-06-26 8:31 ` Jani Nikula
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