From patchwork Sat Feb 8 13:02:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 207329 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4A32C35250 for ; Sat, 8 Feb 2020 13:03:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 99F6720726 for ; Sat, 8 Feb 2020 13:03:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727222AbgBHNDh (ORCPT ); Sat, 8 Feb 2020 08:03:37 -0500 Received: from mout.kundenserver.de ([217.72.192.74]:49159 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727131AbgBHNDh (ORCPT ); Sat, 8 Feb 2020 08:03:37 -0500 Received: from localhost.localdomain ([37.4.249.150]) by mrelayeu.kundenserver.de (mreue107 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MZk1p-1j3Sim1Nfr-00WpfZ; Sat, 08 Feb 2020 14:03:19 +0100 From: Stefan Wahren To: Nicolas Saenz Julienne , Florian Fainelli , Linus Walleij , Ray Jui , Scott Branden Cc: linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, devicetree@vger.kernel.org, Stefan Wahren Subject: [PATCH 3/4] pinctrl: bcm2835: Add support for all GPIOs on BCM2711 Date: Sat, 8 Feb 2020 14:02:54 +0100 Message-Id: <1581166975-22949-4-git-send-email-stefan.wahren@i2se.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1581166975-22949-1-git-send-email-stefan.wahren@i2se.com> References: <1581166975-22949-1-git-send-email-stefan.wahren@i2se.com> X-Provags-ID: V03:K1:wJFZVLd4LAH2KKoFnRbTI1bwj8OU+7/wamfwGoKhMQQPyMbTOI3 Urk+o+hSYh/HrZhSS88Ip91Bpn2nja8i4que++w4tNYBdQ+jhBq5nfvgqlVvBEhgIIKuMyT dJx+QbZOHFxMI3sXHaoI/BG4+/9CnYEwpOhsqGAzZjZCYzFPyo0di+p7XXLzE7+iooe35h+ 0QfYeMfjL8muoKCtbjZAw== X-UI-Out-Filterresults: notjunk:1; V03:K0:yZaTjOcI+Uc=:lwSaM89T+roULt9OSy5ZGc o0IsdafnsqzMJJnnvFl+yvn7K0/H2FP9RwGlbV4dOdfgwAfouwl37ZTzQ3qGfu+0SNYhKRAAS i9BqkVQZfbDx8DyOvZrUYLviexZ+T8ygjXRxVHgFdprKjlDkD+LX8XuvK1yqsS45zuo10IIjJ d5ovesXPP7eZd2r1N6KK0iLYs8fLDpfJYSARNbqgMRG+IZMmfyFdcZagtTJm7G7A9+ie7W0es iOVrsgBwN4xWf4HGlAh3QxHbNqwO7lRstMboZoxgbEF1+GSaXjltweUcOaU2molrweVqI6VYj GphWmTklhZjpZgvs1+64mXUMRUc5fpmKJnkt9u1Hg/y7+j+cEq0GfrhZ71CNjsgau5MWvR/Nj Os7nL+71Jk2FBrZj88ZZpdgIP3DD7CmgPBng9LZaFa7QR5q9eMoKBd1mzqpcxrSUURzGYVCDD ied1/pYHs3v/JrEQV52/UNFTgOrd4sLAHz4csVuw2NUAH9mpJUTWBkVR+ye5fEkcCq4p2CunA fYdLE+TqCEkBj+8YOIfwGWZTIZWyrmGzn7NIEIMYPEBV0VIfq0Vkvf4JJaHAue2eSTd6XuLJS Tdlhxx2tIcm+rjfwivm0jYvpFgCp02JUcrT5SScRjbxm8zKlIvJk+RlqavmwdVGmzcDj7Bm4e BJoA61svGPMtfCoaO63DiobbPrYwKlaxvJF4bFxJG05Bzz3tBmsWiL7knF+WzOXPxme0r1Och 8U+Z6Hdlm25/q7DlqPwLsWVJiJb7UR2SdL7JcWdB+szrBxEr9EB/OVNgTH/gFfR0RKlJoYtKi +V29XnEq1UcvIZcuX/cy2kzS72q/quk3vjLrMSlTb7JmsL8lWdRnqNwTjyKmUbJL2JlrzDT Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org The BCM2711 supports 58 GPIOs. So extend pinctrl and GPIOs accordingly. Signed-off-by: Stefan Wahren --- drivers/pinctrl/bcm/pinctrl-bcm2835.c | 54 +++++++++++++++++++++++++++-------- 1 file changed, 42 insertions(+), 12 deletions(-) diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c index 7f0a9c6..061e70e 100644 --- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c +++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c @@ -37,6 +37,7 @@ #define MODULE_NAME "pinctrl-bcm2835" #define BCM2835_NUM_GPIOS 54 +#define BCM2711_NUM_GPIOS 58 #define BCM2835_NUM_BANKS 2 #define BCM2835_NUM_IRQS 3 @@ -78,7 +79,7 @@ struct bcm2835_pinctrl { /* note: locking assumes each bank will have its own unsigned long */ unsigned long enabled_irq_map[BCM2835_NUM_BANKS]; - unsigned int irq_type[BCM2835_NUM_GPIOS]; + unsigned int irq_type[BCM2711_NUM_GPIOS]; struct pinctrl_dev *pctl_dev; struct gpio_chip gpio_chip; @@ -145,6 +146,10 @@ static struct pinctrl_pin_desc bcm2835_gpio_pins[] = { BCM2835_GPIO_PIN(51), BCM2835_GPIO_PIN(52), BCM2835_GPIO_PIN(53), + BCM2835_GPIO_PIN(54), + BCM2835_GPIO_PIN(55), + BCM2835_GPIO_PIN(56), + BCM2835_GPIO_PIN(57), }; /* one pin per group */ @@ -203,6 +208,10 @@ static const char * const bcm2835_gpio_groups[] = { "gpio51", "gpio52", "gpio53", + "gpio54", + "gpio55", + "gpio56", + "gpio57", }; enum bcm2835_fsel { @@ -353,6 +362,22 @@ static const struct gpio_chip bcm2835_gpio_chip = { .can_sleep = false, }; +static const struct gpio_chip bcm2711_gpio_chip = { + .label = "pinctrl-bcm2711", + .owner = THIS_MODULE, + .request = gpiochip_generic_request, + .free = gpiochip_generic_free, + .direction_input = bcm2835_gpio_direction_input, + .direction_output = bcm2835_gpio_direction_output, + .get_direction = bcm2835_gpio_get_direction, + .get = bcm2835_gpio_get, + .set = bcm2835_gpio_set, + .set_config = gpiochip_generic_config, + .base = -1, + .ngpio = BCM2711_NUM_GPIOS, + .can_sleep = false, +}; + static void bcm2835_gpio_irq_handle_bank(struct bcm2835_pinctrl *pc, unsigned int bank, u32 mask) { @@ -399,7 +424,7 @@ static void bcm2835_gpio_irq_handler(struct irq_desc *desc) bcm2835_gpio_irq_handle_bank(pc, 0, 0xf0000000); bcm2835_gpio_irq_handle_bank(pc, 1, 0x00003fff); break; - case 2: /* IRQ2 covers GPIOs 46-53 */ + case 2: /* IRQ2 covers GPIOs 46-57 */ bcm2835_gpio_irq_handle_bank(pc, 1, 0x003fc000); break; } @@ -618,7 +643,7 @@ static struct irq_chip bcm2835_gpio_irq_chip = { static int bcm2835_pctl_get_groups_count(struct pinctrl_dev *pctldev) { - return ARRAY_SIZE(bcm2835_gpio_groups); + return BCM2835_NUM_GPIOS; } static const char *bcm2835_pctl_get_group_name(struct pinctrl_dev *pctldev, @@ -776,7 +801,7 @@ static int bcm2835_pctl_dt_node_to_map(struct pinctrl_dev *pctldev, err = of_property_read_u32_index(np, "brcm,pins", i, &pin); if (err) goto out; - if (pin >= ARRAY_SIZE(bcm2835_gpio_pins)) { + if (pin >= pc->pctl_desc.npins) { dev_err(pc->dev, "%pOF: invalid brcm,pins value %d\n", np, pin); err = -EINVAL; @@ -852,7 +877,7 @@ static int bcm2835_pmx_get_function_groups(struct pinctrl_dev *pctldev, { /* every pin can do every function */ *groups = bcm2835_gpio_groups; - *num_groups = ARRAY_SIZE(bcm2835_gpio_groups); + *num_groups = BCM2835_NUM_GPIOS; return 0; } @@ -1055,7 +1080,7 @@ static const struct pinconf_ops bcm2711_pinconf_ops = { static const struct pinctrl_desc bcm2835_pinctrl_desc = { .name = MODULE_NAME, .pins = bcm2835_gpio_pins, - .npins = ARRAY_SIZE(bcm2835_gpio_pins), + .npins = BCM2835_NUM_GPIOS, .pctlops = &bcm2835_pctl_ops, .pmxops = &bcm2835_pmx_ops, .confops = &bcm2835_pinconf_ops, @@ -1063,9 +1088,9 @@ static const struct pinctrl_desc bcm2835_pinctrl_desc = { }; static const struct pinctrl_desc bcm2711_pinctrl_desc = { - .name = MODULE_NAME, + .name = "pinctrl-bcm2711", .pins = bcm2835_gpio_pins, - .npins = ARRAY_SIZE(bcm2835_gpio_pins), + .npins = BCM2711_NUM_GPIOS, .pctlops = &bcm2835_pctl_ops, .pmxops = &bcm2835_pmx_ops, .confops = &bcm2711_pinconf_ops, @@ -1077,6 +1102,11 @@ static const struct pinctrl_gpio_range bcm2835_pinctrl_gpio_range = { .npins = BCM2835_NUM_GPIOS, }; +static const struct pinctrl_gpio_range bcm2711_pinctrl_gpio_range = { + .name = "pinctrl-bcm2711", + .npins = BCM2711_NUM_GPIOS, +}; + struct bcm_plat_data { const struct gpio_chip *gpio_chip; const struct pinctrl_desc *pctl_desc; @@ -1090,9 +1120,9 @@ static const struct bcm_plat_data bcm2835_plat_data = { }; static const struct bcm_plat_data bcm2711_plat_data = { - .gpio_chip = &bcm2835_gpio_chip, + .gpio_chip = &bcm2711_gpio_chip, .pctl_desc = &bcm2711_pinctrl_desc, - .gpio_range = &bcm2835_pinctrl_gpio_range, + .gpio_range = &bcm2711_pinctrl_gpio_range, }; static const struct of_device_id bcm2835_pinctrl_match[] = { @@ -1118,8 +1148,8 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev) int err, i; const struct of_device_id *match; - BUILD_BUG_ON(ARRAY_SIZE(bcm2835_gpio_pins) != BCM2835_NUM_GPIOS); - BUILD_BUG_ON(ARRAY_SIZE(bcm2835_gpio_groups) != BCM2835_NUM_GPIOS); + BUILD_BUG_ON(ARRAY_SIZE(bcm2835_gpio_pins) != BCM2711_NUM_GPIOS); + BUILD_BUG_ON(ARRAY_SIZE(bcm2835_gpio_groups) != BCM2711_NUM_GPIOS); pc = devm_kzalloc(dev, sizeof(*pc), GFP_KERNEL); if (!pc)