From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423202AbbD2OBQ (ORCPT ); Wed, 29 Apr 2015 10:01:16 -0400 Received: from mga09.intel.com ([134.134.136.24]:50266 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965552AbbD2OBL (ORCPT ); Wed, 29 Apr 2015 10:01:11 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,671,1422950400"; d="scan'208";a="717791148" From: Shobhit Kumar To: intel-gfx , linux-kernel , linux-gpio , linux-pwm , dri-devel Cc: Linus Walleij , Alexandre Courbot , Daniel Vetter , David Airlie , Samuel Ortiz , Thierry Reding , Jani Nikula , Lee Jones , Povilas Staniulis , Chih-Wei Huang , Shobhit Kumar Subject: [PATCH 5/8] drivers/mfd: ADD PWM lookup table for CRC PMIC based PWM Date: Wed, 29 Apr 2015 19:30:02 +0530 Message-Id: <1430316005-16480-6-git-send-email-shobhit.kumar@intel.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1430316005-16480-1-git-send-email-shobhit.kumar@intel.com> References: <1430316005-16480-1-git-send-email-shobhit.kumar@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On some BYT PLatform the PWM is controlled using CRC PMIC. Add a lookup entry for the same to be used by the consumer (Intel GFX) v2: Remove the lookup table on driver unload (Thierry) CC: Samuel Ortiz Cc: Linus Walleij Cc: Alexandre Courbot Cc: Thierry Reding Signed-off-by: Shobhit Kumar --- drivers/mfd/intel_soc_pmic_core.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/mfd/intel_soc_pmic_core.c b/drivers/mfd/intel_soc_pmic_core.c index f3d918e..a00ddd9 100644 --- a/drivers/mfd/intel_soc_pmic_core.c +++ b/drivers/mfd/intel_soc_pmic_core.c @@ -25,6 +25,7 @@ #include #include #include +#include #include "intel_soc_pmic_core.h" /* Lookup table for the Panel Enable/Disable line as GPIO signals */ @@ -37,6 +38,11 @@ static struct gpiod_lookup_table panel_gpio_table = { }, }; +/* PWM consumed by the Intel GFX */ +static struct pwm_lookup crc_pwm_lookup[] = { + PWM_LOOKUP("crystal_cove_pwm", 0, "0000:00:02.0", "pwm_backlight", 0, PWM_POLARITY_NORMAL), +}; + static int intel_soc_pmic_find_gpio_irq(struct device *dev) { struct gpio_desc *desc; @@ -99,6 +105,9 @@ static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c, /* Add lookup table binding for Panel Control to the GPIO Chip */ gpiod_add_lookup_table(&panel_gpio_table); + /* Add lookup table for crc-pwm */ + pwm_add_table(crc_pwm_lookup, ARRAY_SIZE(crc_pwm_lookup)); + ret = mfd_add_devices(dev, -1, config->cell_dev, config->n_cell_devs, NULL, 0, regmap_irq_get_domain(pmic->irq_chip_data)); @@ -121,6 +130,9 @@ static int intel_soc_pmic_i2c_remove(struct i2c_client *i2c) /* Remove lookup table for Panel Control from the GPIO Chip */ gpiod_remove_lookup_table(&panel_gpio_table); + /* remove crc-pwm lookup table */ + pwm_remove_table(crc_pwm_lookup, ARRAY_SIZE(crc_pwm_lookup)); + mfd_remove_devices(&i2c->dev); return 0; -- 2.1.0 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shobhit Kumar Subject: [PATCH 5/8] drivers/mfd: ADD PWM lookup table for CRC PMIC based PWM Date: Wed, 29 Apr 2015 19:30:02 +0530 Message-ID: <1430316005-16480-6-git-send-email-shobhit.kumar@intel.com> References: <1430316005-16480-1-git-send-email-shobhit.kumar@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1430316005-16480-1-git-send-email-shobhit.kumar@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx , linux-kernel , linux-gpio , linux-pwm , dri-devel Cc: Alexandre Courbot , Samuel Ortiz , Povilas Staniulis , David Airlie , Shobhit Kumar , Linus Walleij , Jani Nikula , Chih-Wei Huang , Thierry Reding , Daniel Vetter , Lee Jones List-Id: linux-gpio@vger.kernel.org T24gc29tZSBCWVQgUExhdGZvcm0gdGhlIFBXTSBpcyBjb250cm9sbGVkIHVzaW5nIENSQyBQTUlD LiBBZGQgYSBsb29rdXAKZW50cnkgZm9yIHRoZSBzYW1lIHRvIGJlIHVzZWQgYnkgdGhlIGNvbnN1 bWVyIChJbnRlbCBHRlgpCgp2MjogUmVtb3ZlIHRoZSBsb29rdXAgdGFibGUgb24gZHJpdmVyIHVu bG9hZCAoVGhpZXJyeSkKCkNDOiBTYW11ZWwgT3J0aXogPHNhbWVvQGxpbnV4LmludGVsLmNvbT4K Q2M6IExpbnVzIFdhbGxlaWogPGxpbnVzLndhbGxlaWpAbGluYXJvLm9yZz4KQ2M6IEFsZXhhbmRy ZSBDb3VyYm90IDxnbnVyb3VAZ21haWwuY29tPgpDYzogVGhpZXJyeSBSZWRpbmcgPHRoaWVycnku cmVkaW5nQGdtYWlsLmNvbT4KU2lnbmVkLW9mZi1ieTogU2hvYmhpdCBLdW1hciA8c2hvYmhpdC5r dW1hckBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9tZmQvaW50ZWxfc29jX3BtaWNfY29yZS5jIHwg MTIgKysrKysrKysrKysrCiAxIGZpbGUgY2hhbmdlZCwgMTIgaW5zZXJ0aW9ucygrKQoKZGlmZiAt LWdpdCBhL2RyaXZlcnMvbWZkL2ludGVsX3NvY19wbWljX2NvcmUuYyBiL2RyaXZlcnMvbWZkL2lu dGVsX3NvY19wbWljX2NvcmUuYwppbmRleCBmM2Q5MThlLi5hMDBkZGQ5IDEwMDY0NAotLS0gYS9k cml2ZXJzL21mZC9pbnRlbF9zb2NfcG1pY19jb3JlLmMKKysrIGIvZHJpdmVycy9tZmQvaW50ZWxf c29jX3BtaWNfY29yZS5jCkBAIC0yNSw2ICsyNSw3IEBACiAjaW5jbHVkZSA8bGludXgvcmVnbWFw Lmg+CiAjaW5jbHVkZSA8bGludXgvbWZkL2ludGVsX3NvY19wbWljLmg+CiAjaW5jbHVkZSA8bGlu dXgvZ3Bpby9tYWNoaW5lLmg+CisjaW5jbHVkZSA8bGludXgvcHdtLmg+CiAjaW5jbHVkZSAiaW50 ZWxfc29jX3BtaWNfY29yZS5oIgogCiAvKiBMb29rdXAgdGFibGUgZm9yIHRoZSBQYW5lbCBFbmFi bGUvRGlzYWJsZSBsaW5lIGFzIEdQSU8gc2lnbmFscyAqLwpAQCAtMzcsNiArMzgsMTEgQEAgc3Rh dGljIHN0cnVjdCBncGlvZF9sb29rdXBfdGFibGUgcGFuZWxfZ3Bpb190YWJsZSA9IHsKIAl9LAog fTsKIAorLyogUFdNIGNvbnN1bWVkIGJ5IHRoZSBJbnRlbCBHRlggKi8KK3N0YXRpYyBzdHJ1Y3Qg cHdtX2xvb2t1cCBjcmNfcHdtX2xvb2t1cFtdID0geworCVBXTV9MT09LVVAoImNyeXN0YWxfY292 ZV9wd20iLCAwLCAiMDAwMDowMDowMi4wIiwgInB3bV9iYWNrbGlnaHQiLCAwLCBQV01fUE9MQVJJ VFlfTk9STUFMKSwKK307CisKIHN0YXRpYyBpbnQgaW50ZWxfc29jX3BtaWNfZmluZF9ncGlvX2ly cShzdHJ1Y3QgZGV2aWNlICpkZXYpCiB7CiAJc3RydWN0IGdwaW9fZGVzYyAqZGVzYzsKQEAgLTk5 LDYgKzEwNSw5IEBAIHN0YXRpYyBpbnQgaW50ZWxfc29jX3BtaWNfaTJjX3Byb2JlKHN0cnVjdCBp MmNfY2xpZW50ICppMmMsCiAJLyogQWRkIGxvb2t1cCB0YWJsZSBiaW5kaW5nIGZvciBQYW5lbCBD b250cm9sIHRvIHRoZSBHUElPIENoaXAgKi8KIAlncGlvZF9hZGRfbG9va3VwX3RhYmxlKCZwYW5l bF9ncGlvX3RhYmxlKTsKIAorCS8qIEFkZCBsb29rdXAgdGFibGUgZm9yIGNyYy1wd20gKi8KKwlw d21fYWRkX3RhYmxlKGNyY19wd21fbG9va3VwLCBBUlJBWV9TSVpFKGNyY19wd21fbG9va3VwKSk7 CisKIAlyZXQgPSBtZmRfYWRkX2RldmljZXMoZGV2LCAtMSwgY29uZmlnLT5jZWxsX2RldiwKIAkJ CSAgICAgIGNvbmZpZy0+bl9jZWxsX2RldnMsIE5VTEwsIDAsCiAJCQkgICAgICByZWdtYXBfaXJx X2dldF9kb21haW4ocG1pYy0+aXJxX2NoaXBfZGF0YSkpOwpAQCAtMTIxLDYgKzEzMCw5IEBAIHN0 YXRpYyBpbnQgaW50ZWxfc29jX3BtaWNfaTJjX3JlbW92ZShzdHJ1Y3QgaTJjX2NsaWVudCAqaTJj KQogCS8qIFJlbW92ZSBsb29rdXAgdGFibGUgZm9yIFBhbmVsIENvbnRyb2wgZnJvbSB0aGUgR1BJ TyBDaGlwICovCiAJZ3Bpb2RfcmVtb3ZlX2xvb2t1cF90YWJsZSgmcGFuZWxfZ3Bpb190YWJsZSk7 CiAKKwkvKiByZW1vdmUgY3JjLXB3bSBsb29rdXAgdGFibGUgKi8KKwlwd21fcmVtb3ZlX3RhYmxl KGNyY19wd21fbG9va3VwLCBBUlJBWV9TSVpFKGNyY19wd21fbG9va3VwKSk7CisKIAltZmRfcmVt b3ZlX2RldmljZXMoJmkyYy0+ZGV2KTsKIAogCXJldHVybiAwOwotLSAKMi4xLjAKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5n IGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==