From patchwork Fri Jan 11 14:17:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Pisati X-Patchwork-Id: 1023595 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=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43blMW5fKjz9s7h; Sat, 12 Jan 2019 01:18:15 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1ghxdK-0005AT-8n; Fri, 11 Jan 2019 14:18:02 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1ghxdC-000567-B0 for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:54 +0000 Received: from 1.general.ppisati.uk.vpn ([10.172.193.134] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ghxdC-0008Rr-1u for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:54 +0000 From: Paolo Pisati To: kernel-team@lists.ubuntu.com Subject: [PATCH 1/8] bcm2835-gpio-exp: Driver for GPIO expander via mailbox service Date: Fri, 11 Jan 2019 15:17:46 +0100 Message-Id: <1547216273-19433-2-git-send-email-paolo.pisati@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> References: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" From: Dave Stevenson BugLink: http://bugs.launchpad.net/bugs/1808366 Pi3 and Compute Module 3 have a GPIO expander that the VPU communicates with. There is a mailbox service that now allows control of this expander, so add a kernel driver that can make use of it. Pwr_led node added to device-tree for Pi3. Signed-off-by: Dave Stevenson (cherry picked from commit 5d1da107bc619c1cc091ee5301f85cd89a6d92fb https://github.com/raspberrypi/linux rpi-4.9.y) Signed-off-by: Paolo Pisati --- arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 22 +++ arch/arm/boot/dts/bcm2710-rpi-cm3.dts | 10 +- arch/arm/configs/bcm2709_defconfig | 1 + drivers/gpio/Kconfig | 7 + drivers/gpio/Makefile | 1 + drivers/gpio/gpio-bcm-exp.c | 256 +++++++++++++++++++++++++++++ include/soc/bcm2835/raspberrypi-firmware.h | 4 + 7 files changed, 300 insertions(+), 1 deletion(-) create mode 100644 drivers/gpio/gpio-bcm-exp.c diff --git a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts index 98352b5..193e08e 100644 --- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts +++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts @@ -92,6 +92,14 @@ firmware = <&firmware>; status = "okay"; }; + + expgpio: expgpio { + compatible = "brcm,bcm2835-expgpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; + status = "okay"; + }; }; &fb { @@ -164,6 +172,16 @@ linux,default-trigger = "mmc0"; gpios = <&virtgpio 0 0>; }; + + pwr_led: pwr { + label = "led1"; + linux,default-trigger = "input"; + gpios = <&expgpio 7 GPIO_ACTIVE_LOW>; + }; +}; + +&hdmi { + hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>; }; &audio { @@ -196,6 +214,10 @@ act_led_activelow = <&act_led>,"gpios:8"; act_led_trigger = <&act_led>,"linux,default-trigger"; + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; + audio = <&audio>,"status"; watchdog = <&watchdog>,"status"; random = <&random>,"status"; diff --git a/arch/arm/boot/dts/bcm2710-rpi-cm3.dts b/arch/arm/boot/dts/bcm2710-rpi-cm3.dts index 7ceb16b..40f6066 100644 --- a/arch/arm/boot/dts/bcm2710-rpi-cm3.dts +++ b/arch/arm/boot/dts/bcm2710-rpi-cm3.dts @@ -66,6 +66,14 @@ firmware = <&firmware>; status = "okay"; }; + + expgpio: expgpio { + compatible = "brcm,bcm2835-expgpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; + status = "okay"; + }; }; &fb { @@ -129,7 +137,7 @@ }; &hdmi { - hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; + hpd-gpios = <&expgpio 0 GPIO_ACTIVE_LOW>; }; &audio { diff --git a/arch/arm/configs/bcm2709_defconfig b/arch/arm/configs/bcm2709_defconfig index 783d2c2..6e7f1e6 100644 --- a/arch/arm/configs/bcm2709_defconfig +++ b/arch/arm/configs/bcm2709_defconfig @@ -624,6 +624,7 @@ CONFIG_PPS=m CONFIG_PPS_CLIENT_LDISC=m CONFIG_PPS_CLIENT_GPIO=m CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_BCM_EXP=y CONFIG_GPIO_BCM_VIRT=y CONFIG_GPIO_ARIZONA=m CONFIG_GPIO_STMPE=y diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 45e6729..f2eaf8b 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -127,6 +127,13 @@ config GPIO_AMDPT driver for GPIO functionality on Promontory IOHub Require ACPI ASL code to enumerate as a platform device. +config GPIO_BCM_EXP + bool "Broadcom Exp GPIO" + depends on OF_GPIO && RASPBERRYPI_FIRMWARE && (ARCH_BCM2835 || COMPILE_TEST) + help + Turn on GPIO support for Broadcom chips using the firmware mailbox + to communicate with VideoCore on BCM283x chips. + config GPIO_BCM_KONA bool "Broadcom Kona GPIO" depends on OF_GPIO && (ARCH_BCM_MOBILE || COMPILE_TEST) diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index b2ccc9f..1270487 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -23,6 +23,7 @@ obj-$(CONFIG_GPIO_AMD8111) += gpio-amd8111.o obj-$(CONFIG_GPIO_AMDPT) += gpio-amdpt.o obj-$(CONFIG_GPIO_ARIZONA) += gpio-arizona.o obj-$(CONFIG_ATH79) += gpio-ath79.o +obj-$(CONFIG_GPIO_BCM_EXP) += gpio-bcm-exp.o obj-$(CONFIG_GPIO_BCM_KONA) += gpio-bcm-kona.o obj-$(CONFIG_GPIO_BCM_VIRT) += gpio-bcm-virt.o obj-$(CONFIG_GPIO_BRCMSTB) += gpio-brcmstb.o diff --git a/drivers/gpio/gpio-bcm-exp.c b/drivers/gpio/gpio-bcm-exp.c new file mode 100644 index 0000000..681a914 --- /dev/null +++ b/drivers/gpio/gpio-bcm-exp.c @@ -0,0 +1,256 @@ +/* + * Broadcom expander GPIO driver + * + * Uses the firmware mailbox service to communicate with the + * GPIO expander on the VPU. + * + * Copyright (C) 2017 Raspberry Pi Trading Ltd. + * + * Author: Dave Stevenson + * Based on gpio-bcm-virt.c by Dom Cobley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include +#include +#include +#include +#include +#include + +#define MODULE_NAME "brcmexp-gpio" +#define NUM_GPIO 8 + +struct brcmexp_gpio { + struct gpio_chip gc; + struct device *dev; + struct rpi_firmware *fw; +}; + +struct gpio_set_config { + u32 gpio, direction, polarity, term_en, term_pull_up, state; +}; + +struct gpio_get_config { + u32 gpio, direction, polarity, term_en, term_pull_up; +}; + +struct gpio_get_set_state { + u32 gpio, state; +}; + +static int brcmexp_gpio_get_polarity(struct gpio_chip *gc, unsigned int off) +{ + struct brcmexp_gpio *gpio; + struct gpio_get_config get; + int ret; + + gpio = container_of(gc, struct brcmexp_gpio, gc); + + get.gpio = off + gpio->gc.base; /* GPIO to update */ + + ret = rpi_firmware_property(gpio->fw, RPI_FIRMWARE_GET_GPIO_CONFIG, + &get, sizeof(get)); + if (ret) { + dev_err(gpio->dev, + "Failed to get GPIO %u config (%d)\n", off, ret); + return ret; + } + return get.polarity; +} + +static int brcmexp_gpio_dir_in(struct gpio_chip *gc, unsigned int off) +{ + struct brcmexp_gpio *gpio; + struct gpio_set_config set_in; + int ret; + + gpio = container_of(gc, struct brcmexp_gpio, gc); + + set_in.gpio = off + gpio->gc.base; /* GPIO to update */ + set_in.direction = 0; /* Input */ + set_in.polarity = brcmexp_gpio_get_polarity(gc, off); + /* Retain existing setting */ + set_in.term_en = 0; /* termination disabled */ + set_in.term_pull_up = 0; /* n/a as termination disabled */ + set_in.state = 0; /* n/a as configured as an input */ + + ret = rpi_firmware_property(gpio->fw, RPI_FIRMWARE_SET_GPIO_CONFIG, + &set_in, sizeof(set_in)); + if (ret) { + dev_err(gpio->dev, + "Failed to set GPIO %u to input (%d)\n", + off, ret); + return ret; + } + return 0; +} + +static int brcmexp_gpio_dir_out(struct gpio_chip *gc, unsigned int off, int val) +{ + struct brcmexp_gpio *gpio; + struct gpio_set_config set_out; + int ret; + + gpio = container_of(gc, struct brcmexp_gpio, gc); + + set_out.gpio = off + gpio->gc.base; /* GPIO to update */ + set_out.direction = 1; /* Output */ + set_out.polarity = brcmexp_gpio_get_polarity(gc, off); + /* Retain existing setting */ + set_out.term_en = 0; /* n/a as an output */ + set_out.term_pull_up = 0; /* n/a as termination disabled */ + set_out.state = val; /* Output state */ + + ret = rpi_firmware_property(gpio->fw, RPI_FIRMWARE_SET_GPIO_CONFIG, + &set_out, sizeof(set_out)); + if (ret) { + dev_err(gpio->dev, + "Failed to set GPIO %u to output (%d)\n", off, ret); + return ret; + } + return 0; +} + +static int brcmexp_gpio_get_direction(struct gpio_chip *gc, unsigned int off) +{ + struct brcmexp_gpio *gpio; + struct gpio_get_config get; + int ret; + + gpio = container_of(gc, struct brcmexp_gpio, gc); + + get.gpio = off + gpio->gc.base; /* GPIO to update */ + + ret = rpi_firmware_property(gpio->fw, RPI_FIRMWARE_GET_GPIO_CONFIG, + &get, sizeof(get)); + if (ret) { + dev_err(gpio->dev, + "Failed to get GPIO %u config (%d)\n", off, ret); + return ret; + } + return get.direction ? GPIOF_DIR_OUT : GPIOF_DIR_IN; +} + +static int brcmexp_gpio_get(struct gpio_chip *gc, unsigned int off) +{ + struct brcmexp_gpio *gpio; + struct gpio_get_set_state get; + int ret; + + gpio = container_of(gc, struct brcmexp_gpio, gc); + + get.gpio = off + gpio->gc.base; /* GPIO to update */ + get.state = 0; /* storage for returned value */ + + ret = rpi_firmware_property(gpio->fw, RPI_FIRMWARE_GET_GPIO_STATE, + &get, sizeof(get)); + if (ret) { + dev_err(gpio->dev, + "Failed to get GPIO %u state (%d)\n", off, ret); + return ret; + } + return !!get.state; +} + +static void brcmexp_gpio_set(struct gpio_chip *gc, unsigned int off, int val) +{ + struct brcmexp_gpio *gpio; + struct gpio_get_set_state set; + int ret; + + gpio = container_of(gc, struct brcmexp_gpio, gc); + + off += gpio->gc.base; + + set.gpio = off + gpio->gc.base; /* GPIO to update */ + set.state = val; /* Output state */ + + ret = rpi_firmware_property(gpio->fw, RPI_FIRMWARE_SET_GPIO_STATE, + &set, sizeof(set)); + if (ret) + dev_err(gpio->dev, + "Failed to set GPIO %u state (%d)\n", off, ret); +} + +static int brcmexp_gpio_probe(struct platform_device *pdev) +{ + int err = 0; + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + struct device_node *fw_node; + struct rpi_firmware *fw; + struct brcmexp_gpio *ucb; + + fw_node = of_parse_phandle(np, "firmware", 0); + if (!fw_node) { + dev_err(dev, "Missing firmware node\n"); + return -ENOENT; + } + + fw = rpi_firmware_get(fw_node); + if (!fw) + return -EPROBE_DEFER; + + ucb = devm_kzalloc(dev, sizeof(*ucb), GFP_KERNEL); + if (!ucb) + return -EINVAL; + + ucb->fw = fw; + ucb->dev = dev; + ucb->gc.label = MODULE_NAME; + ucb->gc.owner = THIS_MODULE; + ucb->gc.of_node = np; + ucb->gc.base = 128; + ucb->gc.ngpio = NUM_GPIO; + + ucb->gc.direction_input = brcmexp_gpio_dir_in; + ucb->gc.direction_output = brcmexp_gpio_dir_out; + ucb->gc.get_direction = brcmexp_gpio_get_direction; + ucb->gc.get = brcmexp_gpio_get; + ucb->gc.set = brcmexp_gpio_set; + ucb->gc.can_sleep = true; + + err = gpiochip_add(&ucb->gc); + if (err) + return err; + + platform_set_drvdata(pdev, ucb); + + return 0; +} + +static int brcmexp_gpio_remove(struct platform_device *pdev) +{ + struct brcmexp_gpio *ucb = platform_get_drvdata(pdev); + + gpiochip_remove(&ucb->gc); + + return 0; +} + +static const struct of_device_id __maybe_unused brcmexp_gpio_ids[] = { + { .compatible = "brcm,bcm2835-expgpio" }, + { } +}; +MODULE_DEVICE_TABLE(of, brcmexp_gpio_ids); + +static struct platform_driver brcmexp_gpio_driver = { + .driver = { + .name = MODULE_NAME, + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(brcmexp_gpio_ids), + }, + .probe = brcmexp_gpio_probe, + .remove = brcmexp_gpio_remove, +}; +module_platform_driver(brcmexp_gpio_driver); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Dave Stevenson "); +MODULE_DESCRIPTION("brcm-exp GPIO driver"); +MODULE_ALIAS("platform:brcmexp-gpio"); diff --git a/include/soc/bcm2835/raspberrypi-firmware.h b/include/soc/bcm2835/raspberrypi-firmware.h index 2859db0..56b3f0f 100644 --- a/include/soc/bcm2835/raspberrypi-firmware.h +++ b/include/soc/bcm2835/raspberrypi-firmware.h @@ -83,7 +83,11 @@ enum rpi_firmware_property_tag { RPI_FIRMWARE_SET_TURBO = 0x00038009, RPI_FIRMWARE_SET_CUSTOMER_OTP = 0x00038021, RPI_FIRMWARE_SET_DOMAIN_STATE = 0x00038030, + RPI_FIRMWARE_GET_GPIO_STATE = 0x00030041, + RPI_FIRMWARE_SET_GPIO_STATE = 0x00038041, RPI_FIRMWARE_SET_SDHOST_CLOCK = 0x00038042, + RPI_FIRMWARE_GET_GPIO_CONFIG = 0x00030043, + RPI_FIRMWARE_SET_GPIO_CONFIG = 0x00038043, /* Dispmanx TAGS */ RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001, From patchwork Fri Jan 11 14:17:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Pisati X-Patchwork-Id: 1023590 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=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43blMQ5tgMz9sCs; Sat, 12 Jan 2019 01:18:10 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1ghxdG-000576-QA; Fri, 11 Jan 2019 14:17:58 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1ghxdC-00056D-Qj for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:54 +0000 Received: from 1.general.ppisati.uk.vpn ([10.172.193.134] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ghxdC-0008Ru-ID for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:54 +0000 From: Paolo Pisati To: kernel-team@lists.ubuntu.com Subject: [PATCH 2/8] bcm2835-gpio-exp: Copy/paste error adding base twice Date: Fri, 11 Jan 2019 15:17:47 +0100 Message-Id: <1547216273-19433-3-git-send-email-paolo.pisati@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> References: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" From: Dave Stevenson BugLink: http://bugs.launchpad.net/bugs/1808366 brcmexp_gpio_set was adding gpio->gc.base to the offset twice, so passing an invalid number to the mailbox service. The firmware treated it modulo-8 anyway, but was logging an assert every time. Signed-off-by: Dave Stevenson (cherry picked from commit 8308f3f93b7360bda893c18801e22d62c1d61378 https://github.com/raspberrypi/linux rpi-4.9.y) Signed-off-by: Paolo Pisati --- drivers/gpio/gpio-bcm-exp.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpio/gpio-bcm-exp.c b/drivers/gpio/gpio-bcm-exp.c index 681a914..d68adaf 100644 --- a/drivers/gpio/gpio-bcm-exp.c +++ b/drivers/gpio/gpio-bcm-exp.c @@ -165,8 +165,6 @@ static void brcmexp_gpio_set(struct gpio_chip *gc, unsigned int off, int val) gpio = container_of(gc, struct brcmexp_gpio, gc); - off += gpio->gc.base; - set.gpio = off + gpio->gc.base; /* GPIO to update */ set.state = val; /* Output state */ From patchwork Fri Jan 11 14:17:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Pisati X-Patchwork-Id: 1023591 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=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43blMR1ljnz9sN9; Sat, 12 Jan 2019 01:18:11 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1ghxdH-00057J-18; Fri, 11 Jan 2019 14:17:59 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1ghxdD-00056J-AB for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:55 +0000 Received: from 1.general.ppisati.uk.vpn ([10.172.193.134] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ghxdD-0008Ry-1V for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:55 +0000 From: Paolo Pisati To: kernel-team@lists.ubuntu.com Subject: [PATCH 3/8] Revert "UBUNTU: SAUCE: dts: use the virtgpio driver" Date: Fri, 11 Jan 2019 15:17:48 +0100 Message-Id: <1547216273-19433-4-git-send-email-paolo.pisati@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> References: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: http://bugs.launchpad.net/bugs/1808366 This reverts commit 0d970c30138874b61db1e89b6846e7830cdf638d. Signed-off-by: Paolo Pisati --- arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts index f34f6b4..a4b400a 100644 --- a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts +++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts @@ -85,8 +85,8 @@ }; &soc { - virtgpio: virtgpio { - compatible = "brcm,bcm2835-virtgpio"; + expgpio: expgpio { + compatible = "brcm,bcm2835-expgpio"; gpio-controller; #gpio-cells = <2>; firmware = <&firmware>; @@ -163,7 +163,7 @@ pwr_led: pwr { label = "led1"; linux,default-trigger = "default-on"; - gpios = <&virtgpio 2 0>; + gpios = <&expgpio 2 0>; }; }; From patchwork Fri Jan 11 14:17:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Pisati X-Patchwork-Id: 1023594 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=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43blMY0hn7z9sN1; Sat, 12 Jan 2019 01:18:16 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1ghxdO-0005CH-2e; Fri, 11 Jan 2019 14:18:06 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1ghxdD-00056P-QT for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:55 +0000 Received: from 1.general.ppisati.uk.vpn ([10.172.193.134] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ghxdD-0008S2-HC for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:55 +0000 From: Paolo Pisati To: kernel-team@lists.ubuntu.com Subject: [PATCH 4/8] UBUNTU: SAUCE: make it build on bcm2709 Date: Fri, 11 Jan 2019 15:17:49 +0100 Message-Id: <1547216273-19433-5-git-send-email-paolo.pisati@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> References: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: http://bugs.launchpad.net/bugs/1808366 Signed-off-by: Paolo Pisati --- drivers/gpio/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index f2eaf8b..1eb9032 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -129,7 +129,7 @@ config GPIO_AMDPT config GPIO_BCM_EXP bool "Broadcom Exp GPIO" - depends on OF_GPIO && RASPBERRYPI_FIRMWARE && (ARCH_BCM2835 || COMPILE_TEST) + depends on OF_GPIO && RASPBERRYPI_FIRMWARE && (ARCH_BCM2709 || COMPILE_TEST) help Turn on GPIO support for Broadcom chips using the firmware mailbox to communicate with VideoCore on BCM283x chips. From patchwork Fri Jan 11 14:17:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Pisati X-Patchwork-Id: 1023589 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=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43blMQ3t5Jz9sBQ; Sat, 12 Jan 2019 01:18:10 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1ghxdH-00057Q-5o; Fri, 11 Jan 2019 14:17:59 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1ghxdE-00056V-9Z for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:56 +0000 Received: from 1.general.ppisati.uk.vpn ([10.172.193.134] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ghxdE-0008S5-0t for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:56 +0000 From: Paolo Pisati To: kernel-team@lists.ubuntu.com Subject: [PATCH 5/8] UBUNTU: SAUCE: make pwr_led GPIO_ACTIVE_LOW Date: Fri, 11 Jan 2019 15:17:50 +0100 Message-Id: <1547216273-19433-6-git-send-email-paolo.pisati@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> References: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: http://bugs.launchpad.net/bugs/1808366 Signed-off-by: Paolo Pisati --- arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts index a4b400a..9b21140 100644 --- a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts +++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts @@ -163,7 +163,7 @@ pwr_led: pwr { label = "led1"; linux,default-trigger = "default-on"; - gpios = <&expgpio 2 0>; + gpios = <&expgpio 2 1>; }; }; From patchwork Fri Jan 11 14:17:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Pisati X-Patchwork-Id: 1023587 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=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43blMQ0mH8z9s7h; Sat, 12 Jan 2019 01:18:10 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1ghxdI-00058e-Jg; Fri, 11 Jan 2019 14:18:00 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1ghxdF-00056q-9P for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:57 +0000 Received: from 1.general.ppisati.uk.vpn ([10.172.193.134] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ghxdF-0008SC-0N for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:57 +0000 From: Paolo Pisati To: kernel-team@lists.ubuntu.com Subject: [PATCH 7/8] UBUNTU: SAUCE: dts: rpi3: remove hpd-gpios overwrite Date: Fri, 11 Jan 2019 15:17:52 +0100 Message-Id: <1547216273-19433-8-git-send-email-paolo.pisati@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> References: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: http://bugs.launchpad.net/bugs/1808366 Signed-off-by: Paolo Pisati --- arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts index 193e08e..7abeee6 100644 --- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts +++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts @@ -180,10 +180,6 @@ }; }; -&hdmi { - hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>; -}; - &audio { pinctrl-names = "default"; pinctrl-0 = <&audio_pins>; From patchwork Fri Jan 11 14:17:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Pisati X-Patchwork-Id: 1023593 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=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43blMR584tz9sNH; Sat, 12 Jan 2019 01:18:11 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1ghxdI-000589-0i; Fri, 11 Jan 2019 14:18:00 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1ghxdF-00056w-OT for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:57 +0000 Received: from 1.general.ppisati.uk.vpn ([10.172.193.134] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ghxdF-0008SF-Fg for kernel-team@lists.ubuntu.com; Fri, 11 Jan 2019 14:17:57 +0000 From: Paolo Pisati To: kernel-team@lists.ubuntu.com Subject: [PATCH 8/8] UBUNTU: [Config] GPIO_BCM_EXP=y Date: Fri, 11 Jan 2019 15:17:53 +0100 Message-Id: <1547216273-19433-9-git-send-email-paolo.pisati@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> References: <1547216273-19433-1-git-send-email-paolo.pisati@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: http://bugs.launchpad.net/bugs/1808366 Signed-off-by: Paolo Pisati --- debian.raspi2/config/config.common.ubuntu | 1 + 1 file changed, 1 insertion(+) diff --git a/debian.raspi2/config/config.common.ubuntu b/debian.raspi2/config/config.common.ubuntu index 215e2bb..05f4da9 100644 --- a/debian.raspi2/config/config.common.ubuntu +++ b/debian.raspi2/config/config.common.ubuntu @@ -1650,6 +1650,7 @@ CONFIG_GPIO_ADP5520=m CONFIG_GPIO_ADP5588=m CONFIG_GPIO_ALTERA=m CONFIG_GPIO_ARIZONA=m +CONFIG_GPIO_BCM_EXP=y CONFIG_GPIO_BCM_VIRT=y CONFIG_GPIO_CRYSTAL_COVE=m CONFIG_GPIO_DA9052=m