From patchwork Mon May 8 21:20:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 680130 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 4D4DAC7EE22 for ; Mon, 8 May 2023 21:20:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233831AbjEHVUq (ORCPT ); Mon, 8 May 2023 17:20:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59930 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233820AbjEHVUj (ORCPT ); Mon, 8 May 2023 17:20:39 -0400 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3625983E0 for ; Mon, 8 May 2023 14:20:21 -0700 (PDT) Received: by mail-lf1-x130.google.com with SMTP id 2adb3069b0e04-4f13a72ff53so5611214e87.0 for ; Mon, 08 May 2023 14:20:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1683580820; x=1686172820; 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=dK03E2M8l7bVCBNTqzVE5mVLTLIW5dP3PvhMkmEu44I=; b=LQvB+8ogRPv04y19WvA4bz7w/wJIcDWbnDtyZLlF61s4C3dXWsHviBgL1vZ0d8vTnQ iJTyC75PunKIctxUTawEGv6+kVpOsf5er8fGH700MPbKWcLhpODaZ93OyuL4lcRn7UZe yFKv2dnS3Me3T7gE5qoha4EG0IAvrgRQ9NHBCByMHoGLDdWoPoDX6JSnXPboi6ILpT+0 zYkoVFwxzISejMGf9FEwFuPsuQ6x78BajEOx208y++QUiNA9PcQLlLuAXQfUtaL4lXx7 LMigrZvibVzhQ+H5SUeQz9tseL99XDg0kfbiiE+hP7ldQeTKnG8o+3ev89OcHyzlVZj2 8RFw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683580820; x=1686172820; 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=dK03E2M8l7bVCBNTqzVE5mVLTLIW5dP3PvhMkmEu44I=; b=JXOuMrKY2yAlCEin/xVFRFegeFEij4ispzzDCZD1/jCYC7XloOBAJ847NySyUjYCF5 aL3ycJ1f1fuYWhUtXdrliO4G1iUMqONWnT37BH7PjLlUoeSZ7sFBNZgCyHf+r2+e21Ga GPZTMyRFlzGvobG8GnYpL7Oh8+kGbcIwwQ8m/T7LbrDe80Q1NEii6wJA22jm9IRaBLLD VF+BQcZ2XiM51vBFel0wj8+a4oDg9VxvqtSrWwhXOBMwtLbL+j/jYty1yP8TAuI8ammM mz2WRAyuuU4f01bLnsfNgIqPB6eWkFveX4uGiqU7dejXHN4dWuYb2f0x8mVhH9EBLsI6 tmFQ== X-Gm-Message-State: AC+VfDy1+wxChdzbiw2c1LfDpBFjvHYuZMakhTRKXYqoAVRP83XOzU+1 zr7/mqv1ip75tHltSVxVKYMeHg== X-Google-Smtp-Source: ACHHUZ5h9zB+DF+SzOXMLkK9IEaMkoFaP5oV3ZE8LadUTKk9C4V94+SoqeKCIiPG3/AYEn/7ujSn7w== X-Received: by 2002:a19:550d:0:b0:4ef:d742:4dfe with SMTP id n13-20020a19550d000000b004efd7424dfemr124116lfe.65.1683580820134; Mon, 08 May 2023 14:20:20 -0700 (PDT) Received: from [127.0.1.1] ([85.235.12.238]) by smtp.gmail.com with ESMTPSA id 4-20020ac24844000000b004edc3bd7fa1sm102164lfy.201.2023.05.08.14.20.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 May 2023 14:20:19 -0700 (PDT) From: Linus Walleij Date: Mon, 08 May 2023 23:20:08 +0200 Subject: [PATCH v4 3/4] ARM: omap1: Fix up the Nokia 770 board device IRQs MIME-Version: 1.0 Message-Id: <20230430-nokia770-regression-v4-3-9b6dc5536b17@linaro.org> References: <20230430-nokia770-regression-v4-0-9b6dc5536b17@linaro.org> In-Reply-To: <20230430-nokia770-regression-v4-0-9b6dc5536b17@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-omap@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 | 57 ++++++++++++++++++++++++++++-------- 1 file changed, 44 insertions(+), 13 deletions(-) diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 218c928f71b3..8965df2c250d 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -6,7 +6,7 @@ */ #include #include -#include +#include #include #include #include @@ -250,19 +250,25 @@ 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)); device_create_managed_software_node(&nokia770_cbus_device.dev, @@ -275,8 +281,25 @@ 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 */ @@ -288,6 +311,14 @@ static void __init omap_nokia770_init(void) software_node_register_node_group(nokia770_gpiochip_nodes); platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); + + gpiod_add_lookup_table(&nokia770_irq_gpio_table); + 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();