From mboxrd@z Thu Jan 1 00:00:00 1970 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 2C265C001B0 for ; Sun, 16 Jul 2023 20:06:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231270AbjGPUGR (ORCPT ); Sun, 16 Jul 2023 16:06:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231268AbjGPUGR (ORCPT ); Sun, 16 Jul 2023 16:06:17 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1F8BC1B9 for ; Sun, 16 Jul 2023 13:06:16 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id A8ED360EB0 for ; Sun, 16 Jul 2023 20:06:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B73E6C433C7; Sun, 16 Jul 2023 20:06:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1689537975; bh=SLJ9YWUEtU+W/QUmpPNUZ+LwYHmU9pFdsIE9St+jDcU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=k9jdsWxuUA7CowrOkztmz+c5JaVSUJci2RtYemN9HqhJc4ClCnPFXgDPNcLbmgYqx K3e5u15jSu7y69Z39IUS9PqljHRyznZAEddPCrKAZyogIjmlIDEUmTGZB9GiT9Hmno TNE9JAtU79rZg3YQoTM6aJwWn6i9jcgBRMSwOtOs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Linus Walleij , Sasha Levin Subject: [PATCH 6.4 288/800] ARM: omap1: Remove reliance on GPIO numbers from SX1 Date: Sun, 16 Jul 2023 21:42:21 +0200 Message-ID: <20230716194955.775563088@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230716194949.099592437@linuxfoundation.org> References: <20230716194949.099592437@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Linus Walleij [ Upstream commit 480c82daa3e41873421dc2c9e2918ad7e21d7a0b ] It appears this happens because the OMAP driver now allocates GPIO numbers dynamically, so all that is references by number is a bit up in the air. 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 Signed-off-by: Sasha Levin --- arch/arm/mach-omap1/board-sx1.c | 40 +++++++++++++++++++++++++++------ 1 file changed, 33 insertions(+), 7 deletions(-) diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 0c0cdd5e77c79..a13c630be7b7f 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -11,7 +11,8 @@ * Maintainters : Vladimir Ananiev (aka Vovan888), Sergge * oslik.ru */ -#include +#include +#include #include #include #include @@ -304,8 +305,23 @@ static struct platform_device *sx1_devices[] __initdata = { /*-----------------------------------------*/ +static struct gpiod_lookup_table sx1_gpio_table = { + .dev_id = NULL, + .table = { + GPIO_LOOKUP("gpio-0-15", 1, "irda_off", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio-0-15", 11, "switch", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio-0-15", 15, "usb_on", + GPIO_ACTIVE_HIGH), + { } + }, +}; + static void __init omap_sx1_init(void) { + struct gpio_desc *d; + /* mux pins for uarts */ omap_cfg_reg(UART1_TX); omap_cfg_reg(UART1_RTS); @@ -320,15 +336,25 @@ static void __init omap_sx1_init(void) omap_register_i2c_bus(1, 100, NULL, 0); omap1_usb_init(&sx1_usb_config); sx1_mmc_init(); + gpiod_add_lookup_table(&sx1_gpio_table); /* turn on USB power */ /* sx1_setusbpower(1); can't do it here because i2c is not ready */ - gpio_request(1, "A_IRDA_OFF"); - gpio_request(11, "A_SWITCH"); - gpio_request(15, "A_USB_ON"); - gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ - gpio_direction_output(11, 0); /*A_SWITCH = 0 */ - gpio_direction_output(15, 0); /*A_USB_ON = 0 */ + d = gpiod_get(NULL, "irda_off", GPIOD_OUT_HIGH); + if (IS_ERR(d)) + pr_err("Unable to get IRDA OFF GPIO descriptor\n"); + else + gpiod_put(d); + d = gpiod_get(NULL, "switch", GPIOD_OUT_LOW); + if (IS_ERR(d)) + pr_err("Unable to get SWITCH GPIO descriptor\n"); + else + gpiod_put(d); + d = gpiod_get(NULL, "usb_on", GPIOD_OUT_LOW); + if (IS_ERR(d)) + pr_err("Unable to get USB ON GPIO descriptor\n"); + else + gpiod_put(d); omapfb_set_lcd_config(&sx1_lcd_config); } -- 2.39.2