From patchwork Sun Apr 30 09:22:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 679517 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27B38C77B7C for ; Sun, 30 Apr 2023 09:22:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230300AbjD3JWb (ORCPT ); Sun, 30 Apr 2023 05:22:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230188AbjD3JW2 (ORCPT ); Sun, 30 Apr 2023 05:22:28 -0400 Received: from mail-lf1-x12e.google.com (mail-lf1-x12e.google.com [IPv6:2a00:1450:4864:20::12e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 784032D60 for ; Sun, 30 Apr 2023 02:22:24 -0700 (PDT) Received: by mail-lf1-x12e.google.com with SMTP id 2adb3069b0e04-4f0108a7d20so1816611e87.3 for ; Sun, 30 Apr 2023 02:22:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1682846542; x=1685438542; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=9UX6W3UfSa5ZRp8RtlXOP3rbOwpTJRUHBAtacedapPA=; b=K49pIBACcTBJG+8wY+XctIYgz9m7hvVAvkXHtirsNX1ThzYgORxbx9rX9y7bDg627F mMW0TZh+HkrJYpQd/8zq04wIXaEtOWBVeIM4rn3TJpDH2yhr3bdhyiJyEh0qSVHqzi6d 2zs4vO4b+FCDUt5qIku+KLEstriZcrdvZc5AbUuu1WV9UdovzGC3PFvs+t3i6seXaqnY p0sQi4CwZkttlYGoa39lFp5VY8koR9AYKxXsRiSE6t8MRXXVPyLT9ALlm51k6z0Bx7ly FwwJ198X1DrVW3P1xrYn15boUZNNeZcFV7xIERKC4JRjleyhnWFOw55+3ygY3FV+5GEw PhtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682846542; x=1685438542; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=9UX6W3UfSa5ZRp8RtlXOP3rbOwpTJRUHBAtacedapPA=; b=ENJhQS5B6H/Sh8BUa2nbj3xyRe5ZNvhqscE9yqiZwixCC1VOlvsofzmYp5iAB15lYm ytzKsJwB9tfKisRbsFc1MUXQfArW0K8pH74G8/F3VPsejkEqNaGBTG3RZ8yd5Hj/nvZg FLGfQHMsKnngB6A+xCCx0mSulwxGTMaVHAxz4S5NR/Y7kgokIHeTkFTBBveXCNzxIgKW Nj8Fvs3kP0HIK8Y0+TEM9VITjIOBA9Xm8WXHSdio3KblFKdN3+rOgDk1ishYcXGfw2Au V2Ph+2A9HyEdwcp7/CVTNpVyZUy3QCdfizKyapAoWg0elbxhB9i/CjW1drA2wrqz4S7p 9VpA== X-Gm-Message-State: AC+VfDxJqd9VozcZn004zB2l0mf6PYnATIr9hT24uKnO/qmK7ntDlUm1 j3PTrkmtcyoVyIYZfFsHyqqcrQ== X-Google-Smtp-Source: ACHHUZ5i1Hj12zld7832+ke0HKZEkcsm8zXYiACzaklV8NXfluT1ZrnmFfA5iGMDU41OJkgYcqf1fQ== X-Received: by 2002:ac2:51ae:0:b0:4ea:fabb:4db1 with SMTP id f14-20020ac251ae000000b004eafabb4db1mr2646875lfk.1.1682846542681; Sun, 30 Apr 2023 02:22:22 -0700 (PDT) Received: from [127.0.1.1] ([85.235.12.238]) by smtp.gmail.com with ESMTPSA id o2-20020a05651238a200b004ec62d9a7f9sm4077327lft.62.2023.04.30.02.22.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 30 Apr 2023 02:22:22 -0700 (PDT) From: Linus Walleij Date: Sun, 30 Apr 2023 11:22:19 +0200 Subject: [PATCH 4/4] ARM: omap1: Fix up the Nokia 770 board device IRQs MIME-Version: 1.0 Message-Id: <20230430-nokia770-regression-v1-4-97704e36b094@linaro.org> References: <20230430-nokia770-regression-v1-0-97704e36b094@linaro.org> In-Reply-To: <20230430-nokia770-regression-v1-0-97704e36b094@linaro.org> To: Aaro Koskinen , Janusz Krzysztofik , Tony Lindgren , Russell King , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Thomas Bogendoerfer , Dmitry Torokhov , Mark Brown , Bartosz Golaszewski , Andreas Kemnade , Helge Deller , Ulf Hansson Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-input@vger.kernel.org, linux-spi@vger.kernel.org, linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mmc@vger.kernel.org, Linus Walleij X-Mailer: b4 0.12.1 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org The platform devices on the Nokia 770 is using some board-specific IRQs that get statically assigned to platform devices in the boardfile. This does not work with dynamic IRQ chip bases. Utilize the NULL device to define some board-specific GPIO lookups and use these to immediately look up the same GPIOs, convert to IRQ numbers and pass as resources to the devices. This is ugly but should work. Fixes: 92bf78b33b0b ("gpio: omap: use dynamic allocation of base") Signed-off-by: Linus Walleij --- arch/arm/mach-omap1/board-nokia770.c | 58 +++++++++++++++++++++++++++--------- 1 file changed, 44 insertions(+), 14 deletions(-) diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 53a4a44d5f4a..18a63c5a3dee 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -6,8 +6,8 @@ */ #include #include -#include #include +#include #include #include #include @@ -227,21 +227,28 @@ static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = { static void __init nokia770_cbus_init(void) { - const int retu_irq_gpio = 62; - const int tahvo_irq_gpio = 40; - - if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ")) - return; - if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) { - gpio_free(retu_irq_gpio); - return; + struct gpio_desc *d; + int irq; + + d = gpiod_get(NULL, "retu_irq", GPIOD_IN); + if (IS_ERR(d)) { + pr_err("Unable to get CBUS Retu IRQ GPIO descriptor\n"); + } else { + irq = gpiod_to_irq(d); + irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING); + nokia770_i2c_board_info_2[0].irq = irq; + } + d = gpiod_get(NULL, "tahvo_irq", GPIOD_IN); + if (IS_ERR(d)) { + pr_err("Unable to get CBUS Tahvo IRQ GPIO descriptor\n"); + } else { + irq = gpiod_to_irq(d); + irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING); + nokia770_i2c_board_info_2[1].irq = irq; } - irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING); - irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING); - nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio); - nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio); i2c_register_board_info(2, nokia770_i2c_board_info_2, ARRAY_SIZE(nokia770_i2c_board_info_2)); + gpiod_add_lookup_table(&nokia770_cbus_gpio_table); platform_device_register(&nokia770_cbus_device); } @@ -251,8 +258,25 @@ static void __init nokia770_cbus_init(void) } #endif /* CONFIG_I2C_CBUS_GPIO */ +static struct gpiod_lookup_table nokia770_irq_gpio_table = { + .dev_id = NULL, + .table = { + /* GPIO used by SPI device 1 */ + GPIO_LOOKUP("gpio-0-15", 15, "ads7846_irq", + GPIO_ACTIVE_HIGH), + /* GPIO used for retu IRQ */ + GPIO_LOOKUP("gpio-48-63", 15, "retu_irq", + GPIO_ACTIVE_HIGH), + /* GPIO used for tahvo IRQ */ + GPIO_LOOKUP("gpio-32-47", 8, "tahvo_irq", + GPIO_ACTIVE_HIGH), + }, +}; + static void __init omap_nokia770_init(void) { + struct gpio_desc *d; + /* On Nokia 770, the SleepX signal is masked with an * MPUIO line by default. It has to be unmasked for it * to become functional */ @@ -262,9 +286,15 @@ static void __init omap_nokia770_init(void) /* Unmask SleepX signal */ omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); + gpiod_add_lookup_table(&nokia770_irq_gpio_table); platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); gpiod_add_lookup_table(&nokia770_ads7846_gpio_table); - nokia770_spi_board_info[1].irq = gpio_to_irq(15); + + d = gpiod_get(NULL, "ads7846_irq", GPIOD_IN); + if (IS_ERR(d)) + pr_err("Unable to get ADS7846 IRQ GPIO descriptor\n"); + else + nokia770_spi_board_info[1].irq = gpiod_to_irq(d); spi_register_board_info(nokia770_spi_board_info, ARRAY_SIZE(nokia770_spi_board_info)); omap_serial_init();