From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shobhit Kumar 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 Message-ID: <1434970465-12687-3-git-send-email-shobhit.kumar@intel.com> References: <1434970465-12687-1-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: <1434970465-12687-1-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: linux-pwm , intel-gfx , linux-kernel , dri-devel , linux-gpio Cc: Alexandre Courbot , Paul Bolle , Samuel Ortiz , Povilas Staniulis , Jani Nikula , Shobhit Kumar , Linus Walleij , Paul Gortmaker , bloften80@gmail.com, David Airlie , Chih-Wei Huang , Thierry Reding , Daniel Vetter , Lee Jones List-Id: linux-gpio@vger.kernel.org T24gc29tZSBJbnRlbCBTb0MgcGxhdGZvcm1zLCB0aGUgcGFuZWwgZW5hYmxlL2Rpc2FibGUgc2ln bmFscyBhcmUKY29udHJvbGxlZCBieSBDUkMgUE1JQy4gQWRkIHRob3NlIGNvbnRyb2wgYXMgYSBu ZXcgR1BJTyBpbiBhIGxvb2t1cAp0YWJsZSBmb3IgZ3Bpby1jcnlzdGFsY292ZSBjaGlwIGR1cmlu ZyBDUkMgZHJpdmVyIGxvYWQKCnYyOiBNYWtlIHRoZSBsb29rdXAgdGFibGUgc3RhdGljIChUaGll cnJ5KQogICAgUmVtb3ZlIHRoZSBsb29rdXAgdGFibGUgZHVyaW5nIGRyaXZlciByZW1vdmUgKFRo aWVycnkpCgp2MzogQ29ycmVjdCB0aGUgc3ViamVjdCBsaW5lIChMZWUgam9uZXMpCgpDQzogU2Ft dWVsIE9ydGl6IDxzYW1lb0BsaW51eC5pbnRlbC5jb20+CkNjOiBMaW51cyBXYWxsZWlqIDxsaW51 cy53YWxsZWlqQGxpbmFyby5vcmc+CkNjOiBBbGV4YW5kcmUgQ291cmJvdCA8Z251cm91QGdtYWls LmNvbT4KQ2M6IFRoaWVycnkgUmVkaW5nIDx0aGllcnJ5LnJlZGluZ0BnbWFpbC5jb20+CkFja2Vk LWJ5OiBMZWUgSm9uZXMgPGxlZS5qb25lc0BsaW5hcm8ub3JnPgpBY2tlZC1ieTogTGludXMgV2Fs bGVpaiA8bGludXMud2FsbGVpakBsaW5hcm8ub3JnPgpTaWduZWQtb2ZmLWJ5OiBTaG9iaGl0IEt1 bWFyIDxzaG9iaGl0Lmt1bWFyQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL21mZC9pbnRlbF9zb2Nf cG1pY19jb3JlLmMgfCAxNyArKysrKysrKysrKysrKysrKwogMSBmaWxlIGNoYW5nZWQsIDE3IGlu c2VydGlvbnMoKykKCmRpZmYgLS1naXQgYS9kcml2ZXJzL21mZC9pbnRlbF9zb2NfcG1pY19jb3Jl LmMgYi9kcml2ZXJzL21mZC9pbnRlbF9zb2NfcG1pY19jb3JlLmMKaW5kZXggN2I1MGI2Yi4uZjNk OTE4ZSAxMDA2NDQKLS0tIGEvZHJpdmVycy9tZmQvaW50ZWxfc29jX3BtaWNfY29yZS5jCisrKyBi L2RyaXZlcnMvbWZkL2ludGVsX3NvY19wbWljX2NvcmUuYwpAQCAtMjQsOCArMjQsMTkgQEAKICNp bmNsdWRlIDxsaW51eC9hY3BpLmg+CiAjaW5jbHVkZSA8bGludXgvcmVnbWFwLmg+CiAjaW5jbHVk ZSA8bGludXgvbWZkL2ludGVsX3NvY19wbWljLmg+CisjaW5jbHVkZSA8bGludXgvZ3Bpby9tYWNo aW5lLmg+CiAjaW5jbHVkZSAiaW50ZWxfc29jX3BtaWNfY29yZS5oIgogCisvKiBMb29rdXAgdGFi bGUgZm9yIHRoZSBQYW5lbCBFbmFibGUvRGlzYWJsZSBsaW5lIGFzIEdQSU8gc2lnbmFscyAqLwor c3RhdGljIHN0cnVjdCBncGlvZF9sb29rdXBfdGFibGUgcGFuZWxfZ3Bpb190YWJsZSA9IHsKKwkv KiBJbnRlbCBHRlggaXMgY29uc3VtZXIgKi8KKwkuZGV2X2lkID0gIjAwMDA6MDA6MDIuMCIsCisJ LnRhYmxlID0geworCQkvKiBQYW5lbCBFTi9ESVNBQkxFICovCisJCUdQSU9fTE9PS1VQKCJncGlv X2NyeXN0YWxjb3ZlIiwgOTQsICJwYW5lbCIsIEdQSU9fQUNUSVZFX0hJR0gpLAorCX0sCit9Owor CiBzdGF0aWMgaW50IGludGVsX3NvY19wbWljX2ZpbmRfZ3Bpb19pcnEoc3RydWN0IGRldmljZSAq ZGV2KQogewogCXN0cnVjdCBncGlvX2Rlc2MgKmRlc2M7CkBAIC04NSw2ICs5Niw5IEBAIHN0YXRp YyBpbnQgaW50ZWxfc29jX3BtaWNfaTJjX3Byb2JlKHN0cnVjdCBpMmNfY2xpZW50ICppMmMsCiAJ aWYgKHJldCkKIAkJZGV2X3dhcm4oZGV2LCAiQ2FuJ3QgZW5hYmxlIElSUSBhcyB3YWtlIHNvdXJj ZTogJWRcbiIsIHJldCk7CiAKKwkvKiBBZGQgbG9va3VwIHRhYmxlIGJpbmRpbmcgZm9yIFBhbmVs IENvbnRyb2wgdG8gdGhlIEdQSU8gQ2hpcCAqLworCWdwaW9kX2FkZF9sb29rdXBfdGFibGUoJnBh bmVsX2dwaW9fdGFibGUpOworCiAJcmV0ID0gbWZkX2FkZF9kZXZpY2VzKGRldiwgLTEsIGNvbmZp Zy0+Y2VsbF9kZXYsCiAJCQkgICAgICBjb25maWctPm5fY2VsbF9kZXZzLCBOVUxMLCAwLAogCQkJ ICAgICAgcmVnbWFwX2lycV9nZXRfZG9tYWluKHBtaWMtPmlycV9jaGlwX2RhdGEpKTsKQEAgLTEw NCw2ICsxMTgsOSBAQCBzdGF0aWMgaW50IGludGVsX3NvY19wbWljX2kyY19yZW1vdmUoc3RydWN0 IGkyY19jbGllbnQgKmkyYykKIAogCXJlZ21hcF9kZWxfaXJxX2NoaXAocG1pYy0+aXJxLCBwbWlj LT5pcnFfY2hpcF9kYXRhKTsKIAorCS8qIFJlbW92ZSBsb29rdXAgdGFibGUgZm9yIFBhbmVsIENv bnRyb2wgZnJvbSB0aGUgR1BJTyBDaGlwICovCisJZ3Bpb2RfcmVtb3ZlX2xvb2t1cF90YWJsZSgm cGFuZWxfZ3Bpb190YWJsZSk7CisKIAltZmRfcmVtb3ZlX2RldmljZXMoJmkyYy0+ZGV2KTsKIAog CXJldHVybiAwOwotLSAKMS45LjEKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVk ZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8v aW50ZWwtZ2Z4Cg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933325AbbFVKy5 (ORCPT ); Mon, 22 Jun 2015 06:54:57 -0400 Received: from mga03.intel.com ([134.134.136.65]:42325 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933288AbbFVKyp (ORCPT ); Mon, 22 Jun 2015 06:54:45 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,658,1427785200"; d="scan'208";a="748070578" From: Shobhit Kumar To: linux-pwm , intel-gfx , linux-kernel , dri-devel , linux-gpio Cc: Paul Bolle , Jani Nikula , Samuel Ortiz , Alexandre Courbot , David Airlie , Povilas Staniulis , Chih-Wei Huang , Thierry Reding , Daniel Vetter , Lee Jones , Linus Walleij , Paul Gortmaker , bloften80@gmail.com, Shobhit Kumar 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 Message-Id: <1434970465-12687-3-git-send-email-shobhit.kumar@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1434970465-12687-1-git-send-email-shobhit.kumar@intel.com> References: <1434970465-12687-1-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 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 Cc: Linus Walleij Cc: Alexandre Courbot Cc: Thierry Reding Acked-by: Lee Jones Acked-by: Linus Walleij Signed-off-by: Shobhit Kumar --- 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 #include #include +#include #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/