From patchwork Thu Aug 3 16:36:02 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mika Westerberg X-Patchwork-Id: 797323 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3xNbKp73DWz9s76 for ; Fri, 4 Aug 2017 02:36:30 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751206AbdHCQg3 (ORCPT ); Thu, 3 Aug 2017 12:36:29 -0400 Received: from mga04.intel.com ([192.55.52.120]:41430 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751183AbdHCQg2 (ORCPT ); Thu, 3 Aug 2017 12:36:28 -0400 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Aug 2017 09:36:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.41,317,1498546800"; d="scan'208";a="886068102" Received: from black.fi.intel.com ([10.237.72.28]) by FMSMGA003.fm.intel.com with ESMTP; 03 Aug 2017 09:36:03 -0700 Received: by black.fi.intel.com (Postfix, from userid 1001) id 55333108; Thu, 3 Aug 2017 19:36:02 +0300 (EEST) From: Mika Westerberg To: Linus Walleij Cc: Heikki Krogerus , linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Mika Westerberg Subject: [PATCH] pinctrl: intel: Add Intel Denverton pin controller support Date: Thu, 3 Aug 2017 19:36:02 +0300 Message-Id: <20170803163602.61121-1-mika.westerberg@linux.intel.com> X-Mailer: git-send-email 2.13.2 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org This driver adds pinctrl/GPIO support for Intel Denverton SoC. The GPIO controller is based on the same hardware design that is already used in Intel Sunrisepoint so we leverage the core driver here. Signed-off-by: Mika Westerberg Reviewed-by: Andy Shevchenko --- drivers/pinctrl/intel/Kconfig | 8 + drivers/pinctrl/intel/Makefile | 1 + drivers/pinctrl/intel/pinctrl-denverton.c | 302 ++++++++++++++++++++++++++++++ 3 files changed, 311 insertions(+) create mode 100644 drivers/pinctrl/intel/pinctrl-denverton.c diff --git a/drivers/pinctrl/intel/Kconfig b/drivers/pinctrl/intel/Kconfig index b82d6ff3116f..aba2af032615 100644 --- a/drivers/pinctrl/intel/Kconfig +++ b/drivers/pinctrl/intel/Kconfig @@ -64,6 +64,14 @@ config PINCTRL_CANNONLAKE This pinctrl driver provides an interface that allows configuring of Intel Cannon Lake PCH pins and using them as GPIOs. +config PINCTRL_DENVERTON + tristate "Intel Denverton pinctrl and GPIO driver" + depends on ACPI + select PINCTRL_INTEL + help + This pinctrl driver provides an interface that allows configuring + of Intel Denverton SoC pins and using them as GPIOs. + config PINCTRL_GEMINILAKE tristate "Intel Gemini Lake SoC pinctrl and GPIO driver" depends on ACPI diff --git a/drivers/pinctrl/intel/Makefile b/drivers/pinctrl/intel/Makefile index 81df3cf408e3..d9b31f7e2b1b 100644 --- a/drivers/pinctrl/intel/Makefile +++ b/drivers/pinctrl/intel/Makefile @@ -6,5 +6,6 @@ obj-$(CONFIG_PINCTRL_MERRIFIELD) += pinctrl-merrifield.o obj-$(CONFIG_PINCTRL_INTEL) += pinctrl-intel.o obj-$(CONFIG_PINCTRL_BROXTON) += pinctrl-broxton.o obj-$(CONFIG_PINCTRL_CANNONLAKE) += pinctrl-cannonlake.o +obj-$(CONFIG_PINCTRL_DENVERTON) += pinctrl-denverton.o obj-$(CONFIG_PINCTRL_GEMINILAKE) += pinctrl-geminilake.o obj-$(CONFIG_PINCTRL_SUNRISEPOINT) += pinctrl-sunrisepoint.o diff --git a/drivers/pinctrl/intel/pinctrl-denverton.c b/drivers/pinctrl/intel/pinctrl-denverton.c new file mode 100644 index 000000000000..4500880240f2 --- /dev/null +++ b/drivers/pinctrl/intel/pinctrl-denverton.c @@ -0,0 +1,302 @@ +/* + * Intel Denverton SoC pinctrl/GPIO driver + * + * Copyright (C) 2017, Intel Corporation + * Author: Mika Westerberg + * + * 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. + */ + +#include +#include +#include +#include +#include + +#include "pinctrl-intel.h" + +#define DNV_PAD_OWN 0x020 +#define DNV_HOSTSW_OWN 0x0C0 +#define DNV_PADCFGLOCK 0x090 +#define DNV_GPI_IE 0x120 + +#define DNV_GPP(n, s, e) \ + { \ + .reg_num = (n), \ + .base = (s), \ + .size = ((e) - (s) + 1), \ + } + +#define DNV_COMMUNITY(b, s, e, g) \ + { \ + .barno = (b), \ + .padown_offset = DNV_PAD_OWN, \ + .padcfglock_offset = DNV_PADCFGLOCK, \ + .hostown_offset = DNV_HOSTSW_OWN, \ + .ie_offset = DNV_GPI_IE, \ + .pin_base = (s), \ + .npins = ((e) - (s) + 1), \ + .gpps = (g), \ + .ngpps = ARRAY_SIZE(g), \ + } + +static const struct pinctrl_pin_desc dnv_pins[] = { + /* North ALL */ + PINCTRL_PIN(0, "GBE0_SDP0"), + PINCTRL_PIN(1, "GBE1_SDP0"), + PINCTRL_PIN(2, "GBE0_SDP1"), + PINCTRL_PIN(3, "GBE1_SDP1"), + PINCTRL_PIN(4, "GBE0_SDP2"), + PINCTRL_PIN(5, "GBE1_SDP2"), + PINCTRL_PIN(6, "GBE0_SDP3"), + PINCTRL_PIN(7, "GBE1_SDP3"), + PINCTRL_PIN(8, "GBE2_LED0"), + PINCTRL_PIN(9, "GBE2_LED1"), + PINCTRL_PIN(10, "GBE0_I2C_CLK"), + PINCTRL_PIN(11, "GBE0_I2C_DATA"), + PINCTRL_PIN(12, "GBE1_I2C_CLK"), + PINCTRL_PIN(13, "GBE1_I2C_DATA"), + PINCTRL_PIN(14, "NCSI_RXD0"), + PINCTRL_PIN(15, "NCSI_CLK_IN"), + PINCTRL_PIN(16, "NCSI_RXD1"), + PINCTRL_PIN(17, "NCSI_CRS_DV"), + PINCTRL_PIN(18, "NCSI_ARB_IN"), + PINCTRL_PIN(19, "NCSI_TX_EN"), + PINCTRL_PIN(20, "NCSI_TXD0"), + PINCTRL_PIN(21, "NCSI_TXD1"), + PINCTRL_PIN(22, "NCSI_ARB_OUT"), + PINCTRL_PIN(23, "GBE0_LED0"), + PINCTRL_PIN(24, "GBE0_LED1"), + PINCTRL_PIN(25, "GBE1_LED0"), + PINCTRL_PIN(26, "GBE1_LED1"), + PINCTRL_PIN(27, "GPIO_0"), + PINCTRL_PIN(28, "PCIE_CLKREQ0_N"), + PINCTRL_PIN(29, "PCIE_CLKREQ1_N"), + PINCTRL_PIN(30, "PCIE_CLKREQ2_N"), + PINCTRL_PIN(31, "PCIE_CLKREQ3_N"), + PINCTRL_PIN(32, "PCIE_CLKREQ4_N"), + PINCTRL_PIN(33, "GPIO_1"), + PINCTRL_PIN(34, "GPIO_2"), + PINCTRL_PIN(35, "SVID_ALERT_N"), + PINCTRL_PIN(36, "SVID_DATA"), + PINCTRL_PIN(37, "SVID_CLK"), + PINCTRL_PIN(38, "THERMTRIP_N"), + PINCTRL_PIN(39, "PROCHOT_N"), + PINCTRL_PIN(40, "MEMHOT_N"), + /* South DFX */ + PINCTRL_PIN(41, "DFX_PORT_CLK0"), + PINCTRL_PIN(42, "DFX_PORT_CLK1"), + PINCTRL_PIN(43, "DFX_PORT0"), + PINCTRL_PIN(44, "DFX_PORT1"), + PINCTRL_PIN(45, "DFX_PORT2"), + PINCTRL_PIN(46, "DFX_PORT3"), + PINCTRL_PIN(47, "DFX_PORT4"), + PINCTRL_PIN(48, "DFX_PORT5"), + PINCTRL_PIN(49, "DFX_PORT6"), + PINCTRL_PIN(50, "DFX_PORT7"), + PINCTRL_PIN(51, "DFX_PORT8"), + PINCTRL_PIN(52, "DFX_PORT9"), + PINCTRL_PIN(53, "DFX_PORT10"), + PINCTRL_PIN(54, "DFX_PORT11"), + PINCTRL_PIN(55, "DFX_PORT12"), + PINCTRL_PIN(56, "DFX_PORT13"), + PINCTRL_PIN(57, "DFX_PORT14"), + PINCTRL_PIN(58, "DFX_PORT15"), + /* South GPP0 */ + PINCTRL_PIN(59, "GPIO_12"), + PINCTRL_PIN(60, "SMB5_GBE_ALRT_N"), + PINCTRL_PIN(61, "PCIE_CLKREQ5_N"), + PINCTRL_PIN(62, "PCIE_CLKREQ6_N"), + PINCTRL_PIN(63, "PCIE_CLKREQ7_N"), + PINCTRL_PIN(64, "UART0_RXD"), + PINCTRL_PIN(65, "UART0_TXD"), + PINCTRL_PIN(66, "SMB5_GBE_CLK"), + PINCTRL_PIN(67, "SMB5_GBE_DATA"), + PINCTRL_PIN(68, "ERROR2_N"), + PINCTRL_PIN(69, "ERROR1_N"), + PINCTRL_PIN(70, "ERROR0_N"), + PINCTRL_PIN(71, "IERR_N"), + PINCTRL_PIN(72, "MCERR_N"), + PINCTRL_PIN(73, "SMB0_LEG_CLK"), + PINCTRL_PIN(74, "SMB0_LEG_DATA"), + PINCTRL_PIN(75, "SMB0_LEG_ALRT_N"), + PINCTRL_PIN(76, "SMB1_HOST_DATA"), + PINCTRL_PIN(77, "SMB1_HOST_CLK"), + PINCTRL_PIN(78, "SMB2_PECI_DATA"), + PINCTRL_PIN(79, "SMB2_PECI_CLK"), + PINCTRL_PIN(80, "SMB4_CSME0_DATA"), + PINCTRL_PIN(81, "SMB4_CSME0_CLK"), + PINCTRL_PIN(82, "SMB4_CSME0_ALRT_N"), + PINCTRL_PIN(83, "USB_OC0_N"), + PINCTRL_PIN(84, "FLEX_CLK_SE0"), + PINCTRL_PIN(85, "FLEX_CLK_SE1"), + PINCTRL_PIN(86, "GPIO_4"), + PINCTRL_PIN(87, "GPIO_5"), + PINCTRL_PIN(88, "GPIO_6"), + PINCTRL_PIN(89, "GPIO_7"), + PINCTRL_PIN(90, "SATA0_LED_N"), + PINCTRL_PIN(91, "SATA1_LED_N"), + PINCTRL_PIN(92, "SATA_PDETECT0"), + PINCTRL_PIN(93, "SATA_PDETECT1"), + PINCTRL_PIN(94, "SATA0_SDOUT"), + PINCTRL_PIN(95, "SATA1_SDOUT"), + PINCTRL_PIN(96, "UART1_RXD"), + PINCTRL_PIN(97, "UART1_TXD"), + PINCTRL_PIN(98, "GPIO_8"), + PINCTRL_PIN(99, "GPIO_9"), + PINCTRL_PIN(100, "TCK"), + PINCTRL_PIN(101, "TRST_N"), + PINCTRL_PIN(102, "TMS"), + PINCTRL_PIN(103, "TDI"), + PINCTRL_PIN(104, "TDO"), + PINCTRL_PIN(105, "CX_PRDY_N"), + PINCTRL_PIN(106, "CX_PREQ_N"), + PINCTRL_PIN(107, "CTBTRIGINOUT"), + PINCTRL_PIN(108, "CTBTRIGOUT"), + PINCTRL_PIN(109, "DFX_SPARE2"), + PINCTRL_PIN(110, "DFX_SPARE3"), + PINCTRL_PIN(111, "DFX_SPARE4"), + /* South GPP1 */ + PINCTRL_PIN(112, "SUSPWRDNACK"), + PINCTRL_PIN(113, "PMU_SUSCLK"), + PINCTRL_PIN(114, "ADR_TRIGGER"), + PINCTRL_PIN(115, "PMU_SLP_S45_N"), + PINCTRL_PIN(116, "PMU_SLP_S3_N"), + PINCTRL_PIN(117, "PMU_WAKE_N"), + PINCTRL_PIN(118, "PMU_PWRBTN_N"), + PINCTRL_PIN(119, "PMU_RESETBUTTON_N"), + PINCTRL_PIN(120, "PMU_PLTRST_N"), + PINCTRL_PIN(121, "SUS_STAT_N"), + PINCTRL_PIN(122, "SLP_S0IX_N"), + PINCTRL_PIN(123, "SPI_CS0_N"), + PINCTRL_PIN(124, "SPI_CS1_N"), + PINCTRL_PIN(125, "SPI_MOSI_IO0"), + PINCTRL_PIN(126, "SPI_MISO_IO1"), + PINCTRL_PIN(127, "SPI_IO2"), + PINCTRL_PIN(128, "SPI_IO3"), + PINCTRL_PIN(129, "SPI_CLK"), + PINCTRL_PIN(130, "SPI_CLK_LOOPBK"), + PINCTRL_PIN(131, "ESPI_IO0"), + PINCTRL_PIN(132, "ESPI_IO1"), + PINCTRL_PIN(133, "ESPI_IO2"), + PINCTRL_PIN(134, "ESPI_IO3"), + PINCTRL_PIN(135, "ESPI_CS0_N"), + PINCTRL_PIN(136, "ESPI_CLK"), + PINCTRL_PIN(137, "ESPI_RST_N"), + PINCTRL_PIN(138, "ESPI_ALRT0_N"), + PINCTRL_PIN(139, "GPIO_10"), + PINCTRL_PIN(140, "GPIO_11"), + PINCTRL_PIN(141, "ESPI_CLK_LOOPBK"), + PINCTRL_PIN(142, "EMMC_CMD"), + PINCTRL_PIN(143, "EMMC_STROBE"), + PINCTRL_PIN(144, "EMMC_CLK"), + PINCTRL_PIN(145, "EMMC_D0"), + PINCTRL_PIN(146, "EMMC_D1"), + PINCTRL_PIN(147, "EMMC_D2"), + PINCTRL_PIN(148, "EMMC_D3"), + PINCTRL_PIN(149, "EMMC_D4"), + PINCTRL_PIN(150, "EMMC_D5"), + PINCTRL_PIN(151, "EMMC_D6"), + PINCTRL_PIN(152, "EMMC_D7"), + PINCTRL_PIN(153, "GPIO_3"), +}; + +static const unsigned int dnv_uart0_pins[] = { 60, 61, 64, 65 }; +static const unsigned int dnv_uart0_modes[] = { 2, 3, 1, 1 }; +static const unsigned int dnv_uart1_pins[] = { 94, 95, 96, 97 }; +static const unsigned int dnv_uart2_pins[] = { 60, 61, 62, 63 }; +static const unsigned int dnv_uart2_modes[] = { 1, 1, 2, 2 }; +static const unsigned int dnv_emmc_pins[] = { + 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, +}; + +static const struct intel_pingroup dnv_groups[] = { + PIN_GROUP("uart0_grp", dnv_uart0_pins, dnv_uart0_modes), + PIN_GROUP("uart1_grp", dnv_uart1_pins, 1), + PIN_GROUP("uart2_grp", dnv_uart2_pins, dnv_uart2_modes), + PIN_GROUP("emmc_grp", dnv_emmc_pins, 1), +}; + +static const char * const dnv_uart0_groups[] = { "uart0_grp" }; +static const char * const dnv_uart1_groups[] = { "uart1_grp" }; +static const char * const dnv_uart2_groups[] = { "uart2_grp" }; +static const char * const dnv_emmc_groups[] = { "emmc_grp" }; + +static const struct intel_function dnv_functions[] = { + FUNCTION("uart0", dnv_uart0_groups), + FUNCTION("uart1", dnv_uart1_groups), + FUNCTION("uart2", dnv_uart2_groups), + FUNCTION("emmc", dnv_emmc_groups), +}; + +static const struct intel_padgroup dnv_north_gpps[] = { + DNV_GPP(0, 0, 31), /* North ALL_0 */ + DNV_GPP(1, 32, 40), /* North ALL_1 */ +}; + +static const struct intel_padgroup dnv_south_gpps[] = { + DNV_GPP(0, 41, 58), /* South DFX */ + DNV_GPP(1, 59, 90), /* South GPP0_0 */ + DNV_GPP(2, 91, 111), /* South GPP0_1 */ + DNV_GPP(3, 112, 143), /* South GPP1_0 */ + DNV_GPP(4, 144, 153), /* South GPP1_1 */ +}; + +static const struct intel_community dnv_communities[] = { + DNV_COMMUNITY(0, 0, 40, dnv_north_gpps), + DNV_COMMUNITY(1, 41, 153, dnv_south_gpps), +}; + +static const struct intel_pinctrl_soc_data dnv_soc_data = { + .pins = dnv_pins, + .npins = ARRAY_SIZE(dnv_pins), + .groups = dnv_groups, + .ngroups = ARRAY_SIZE(dnv_groups), + .functions = dnv_functions, + .nfunctions = ARRAY_SIZE(dnv_functions), + .communities = dnv_communities, + .ncommunities = ARRAY_SIZE(dnv_communities), +}; + +static int dnv_pinctrl_probe(struct platform_device *pdev) +{ + return intel_pinctrl_probe(pdev, &dnv_soc_data); +} + +static const struct dev_pm_ops dnv_pinctrl_pm_ops = { + SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_pinctrl_suspend, + intel_pinctrl_resume) +}; + +static const struct acpi_device_id dnv_pinctrl_acpi_match[] = { + { "INTC3000" }, + { } +}; +MODULE_DEVICE_TABLE(acpi, dnv_pinctrl_acpi_match); + +static struct platform_driver dnv_pinctrl_driver = { + .probe = dnv_pinctrl_probe, + .driver = { + .name = "denverton-pinctrl", + .acpi_match_table = dnv_pinctrl_acpi_match, + .pm = &dnv_pinctrl_pm_ops, + }, +}; + +static int __init dnv_pinctrl_init(void) +{ + return platform_driver_register(&dnv_pinctrl_driver); +} +subsys_initcall(dnv_pinctrl_init); + +static void __exit dnv_pinctrl_exit(void) +{ + platform_driver_unregister(&dnv_pinctrl_driver); +} +module_exit(dnv_pinctrl_exit); + +MODULE_AUTHOR("Mika Westerberg "); +MODULE_DESCRIPTION("Intel Denverton SoC pinctrl/GPIO driver"); +MODULE_LICENSE("GPL v2");