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[23.128.96.32]) by mx.google.com with ESMTPS id d17-20020a170903231100b001c3fa95ca18si15446486plh.333.2023.10.11.06.24.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Oct 2023 06:25:10 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.32 as permitted sender) client-ip=23.128.96.32; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.32 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by agentk.vger.email (Postfix) with ESMTP id 40C568135D41; Wed, 11 Oct 2023 06:24:57 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at agentk.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346970AbjJKNYW (ORCPT + 18 others); Wed, 11 Oct 2023 09:24:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57308 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234991AbjJKNYK (ORCPT ); Wed, 11 Oct 2023 09:24:10 -0400 Received: from mx.skole.hr (mx2.hosting.skole.hr [161.53.165.186]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8AD79AF; Wed, 11 Oct 2023 06:24:08 -0700 (PDT) Received: from mx2.hosting.skole.hr (localhost.localdomain [127.0.0.1]) by mx.skole.hr (mx.skole.hr) with ESMTP id 27F8784FCE; Wed, 11 Oct 2023 15:24:07 +0200 (CEST) From: =?utf-8?q?Duje_Mihanovi=C4=87?= Date: Wed, 11 Oct 2023 15:23:49 +0200 Subject: [PATCH RFT v8 5/6] ARM: pxa: Convert gumstix Bluetooth to GPIO descriptors MIME-Version: 1.0 Message-Id: <20231011-pxa-gpio-v8-5-eed08a0fcac8@skole.hr> References: <20231011-pxa-gpio-v8-0-eed08a0fcac8@skole.hr> In-Reply-To: <20231011-pxa-gpio-v8-0-eed08a0fcac8@skole.hr> To: Daniel Mack , Haojian Zhuang , Robert Jarzmik , Russell King , Alan Stern , Greg Kroah-Hartman , Linus Walleij , Bartosz Golaszewski , Andy Shevchenko , Dmitry Torokhov , Mark Brown Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-gpio@vger.kernel.org, linux-input@vger.kernel.org, linux-spi@vger.kernel.org, =?utf-8?q?Duje_Miha?= =?utf-8?q?novi=C4=87?= , Bartosz Golaszewski X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2189; i=duje.mihanovic@skole.hr; h=from:subject:message-id; bh=Dr351d93QVsgkRcO0eJVhSNl8Av1yPt3sqc414h6Tbk=; b=owEBbQKS/ZANAwAIAZoRnrBCLZbhAcsmYgBlJqHonhe28Kmi0C76LEUewp8XEstKV78WlDtTw b8e2Sb8gDOJAjMEAAEIAB0WIQRT351NnD/hEPs2LXiaEZ6wQi2W4QUCZSah6AAKCRCaEZ6wQi2W 4aA8D/0THb7U1wO1dybmgC11MsXDv6fiwC1W13zuFX09+f3x9IVBlAsc1VS1zBt5OeTS+A02WCk vmLfDkXXMtl0xyc2r0CYyw8iNHENYb/M1h48LiVERlPd9YYsMOXS4+aPyTMFLWzHuZGVFqp+WB5 +B2HHgGO+cXfl/f+M4CAF+Smk71A+oyMHCT52zczPqVfQw3QwiTg0xLZFSdo6yat2xhVyIdHaAl CAI3i/CYnGOfTq8Wg1PVa8thAlpju0QRQGBGLxTiCK+GG66/dDLmyuLAT7VzG9WTy9OyXcg8q6V rtE4DA2wXRCvfCZBx2cwgls5xE2hV9x5g7RHpLsPTDcqF6RTxfA718gyAtlkYbsyX53K2ebl0WG ZIRbmGBrv1vlA1j/MZwAfk58G8uOurUyserM7ILLbpR4sNwRDpoyiioYI8a+lnL6XbBPCyfThkF 08hNl7L/YHGhUIJxYUYUjNZ1EdpG43hmruO1bQpn36Iv3qu/8f5zE9cWg2kfm1EAuG6+f6+Hz6x lfqke3DeW4l9+4Jz5AoDMndRByxBwo9lVwchVHdAYLVDHKMYMsKN0pwEGaqnlubLx5Bsw7duH18 SBrbOWrU7gK9wvFrtxMWiBizUyTWeNatgfHsu766+4RZJg31MBUi1BfHfYhQtc6HmPaB786YScF 71k+JaKINeU8WQg== X-Developer-Key: i=duje.mihanovic@skole.hr; a=openpgp; fpr=53DF9D4D9C3FE110FB362D789A119EB0422D96E1 X-Spam-Status: No, score=2.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_SBL_CSS,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on agentk.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (agentk.vger.email [0.0.0.0]); Wed, 11 Oct 2023 06:24:57 -0700 (PDT) X-Spam-Level: ** X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1779465674660051410 X-GMAIL-MSGID: 1779465674660051410 Gumstix still uses the legacy GPIO interface for resetting the Bluetooth device. Convert it to use the GPIO descriptor interface. Reviewed-by: Linus Walleij Reviewed-by: Bartosz Golaszewski Signed-off-by: Duje Mihanović --- arch/arm/mach-pxa/gumstix.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/arch/arm/mach-pxa/gumstix.c b/arch/arm/mach-pxa/gumstix.c index c9f0f62187bd..0bca6e2c80a9 100644 --- a/arch/arm/mach-pxa/gumstix.c +++ b/arch/arm/mach-pxa/gumstix.c @@ -20,8 +20,8 @@ #include #include #include +#include #include -#include #include #include @@ -129,6 +129,11 @@ static void gumstix_udc_init(void) #endif #ifdef CONFIG_BT +GPIO_LOOKUP_SINGLE(gumstix_bt_gpio_table, "pxa2xx-uart.1", "pxa-gpio", + GPIO_GUMSTIX_BTRESET, "BTRST", GPIO_ACTIVE_LOW); + +static struct gpio_desc *bt_reset; + /* Normally, the bootloader would have enabled this 32kHz clock but many ** boards still have u-boot 1.1.4 so we check if it has been turned on and ** if not, we turn it on with a warning message. */ @@ -153,24 +158,19 @@ static void gumstix_setup_bt_clock(void) static void __init gumstix_bluetooth_init(void) { - int err; + gpiod_add_lookup_table(&gumstix_bt_gpio_table); gumstix_setup_bt_clock(); - err = gpio_request(GPIO_GUMSTIX_BTRESET, "BTRST"); - if (err) { + bt_reset = gpiod_get(&pxa_device_btuart.dev, "BTRST", GPIOD_OUT_HIGH); + if (IS_ERR(bt_reset)) { pr_err("gumstix: failed request gpio for bluetooth reset\n"); return; } - err = gpio_direction_output(GPIO_GUMSTIX_BTRESET, 1); - if (err) { - pr_err("gumstix: can't reset bluetooth\n"); - return; - } - gpio_set_value(GPIO_GUMSTIX_BTRESET, 0); + gpiod_set_value(bt_reset, 1); udelay(100); - gpio_set_value(GPIO_GUMSTIX_BTRESET, 1); + gpiod_set_value(bt_reset, 0); } #else static void gumstix_bluetooth_init(void)