From patchwork Wed Nov 16 17:52:07 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 9432295 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B3A7760471 for ; Wed, 16 Nov 2016 17:54:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A9EAF2902F for ; Wed, 16 Nov 2016 17:54:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9DAD529021; Wed, 16 Nov 2016 17:54:31 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RCVD_IN_SORBS_SPAM autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 52EF12902E for ; Wed, 16 Nov 2016 17:54:31 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1c74ON-0005aT-4j; Wed, 16 Nov 2016 17:53:03 +0000 Received: from mout.kundenserver.de ([217.72.192.74]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1c74OE-0005RX-58; Wed, 16 Nov 2016 17:52:55 +0000 Received: from localhost.localdomain ([95.91.4.8]) by mrelayeu.kundenserver.de (mreue101 [212.227.15.183]) with ESMTPSA (Nemesis) id 0LcPtW-1cWoQg1c4U-00jqCU; Wed, 16 Nov 2016 18:52:24 +0100 From: Stefan Wahren To: Stephen Warren , Eric Anholt , Lee Jones , Linus Walleij Subject: [PATCH V2 2/2] ARM: bcm2835: Add names for the RPi Zero GPIO lines Date: Wed, 16 Nov 2016 17:52:07 +0000 Message-Id: <1479318727-9425-3-git-send-email-stefan.wahren@i2se.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1479318727-9425-1-git-send-email-stefan.wahren@i2se.com> References: <1479318727-9425-1-git-send-email-stefan.wahren@i2se.com> X-Provags-ID: V03:K0:xhzIj0xDet+IXlyIYnIa3TUhNS1fbZrYkx4q4LPTCOFNO9GAt4n BT70kHFoQtU+eiAOGCPGsgBxT5YPJfh36lsSypRyk3BTlS/Sg10SCQNWqh7Y24nQTMBSdOF uCKG9IcLFu4jlIas1nxinH4TPFmJOSAX/9jT4z1HxJdcT7IR0OW0sECMvK7rgSfgeBbZhGW QYz+YUx70EID8aCVEJ+hA== X-UI-Out-Filterresults: notjunk:1; V01:K0:4sf1YOAZOP8=:P4Dv+g8bQYghcZ4lziAqbX jLPxTHJXbn37xQ1xUqNNIpdaVGdyznqX7y+zsB8HxiQOf7p9o1qwqGtmHfNMd1Y4rYnhQasQM 05oOE0ZsIHVoDfd1eWUAB50vzNWPOyBYLNie0mEOFtBW7fQOzxGPYSNA47jBev4L6/ivaBjps 9YhkqWjkGfRD+DoTuRhWlmpiYTUCFArTfYunMQmUupWW6jKVt6s7m8YUIRDRwx5iBvs9W8TEa 0wWhzWL7IqMFaoDkWH0yAgQAjaj3lR1sIE5P+mywIE5O5LDSJIT5JuongxTiZqOvjP+9D0/Em 3KY5t8WGVCCaaTMUA3UW5/kRgwVosIAxCWmW4QVUdKz9bamuUTfSWMIduhfmYxOAHfxz4nQR2 2XFXi5o6685ONE8cI3Kynfju9J1kPJ9RgTVq0XV2YsR8GJhbEgzf1WWafIsEyIA5Jrf/CN1vp QGf28u2zR9SIh3Zx+J8/sbvPYA1eFDPGdMiQfq9LJI5J5wld/+UHEUOcBaix71eXOP6ey3Guk OJ9QyDMAtNbmcrRRSDvWu8RqmosFhvNLLQKmWclOTustBH0cWpRlK2ACJTtyn04niPkrusd1v 3W2WSIKKh4BL/je3BST4hvWIWmsV8OcjDGzqCkhAzhYrKpagUUJ1NEtxjlcCtFPlsPlqrZ0q/ OT8TlSDMd3MjpLYe+6sXPSaoL5Uf4TJtiDmh4bMJXo3Nt0hiLXNHWONUT1W2/UUtpDzo= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161116_095254_599227_6DCD6CE2 X-CRM114-Status: UNSURE ( 8.88 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Gottfried Haider , Stefan Wahren , linux-kernel@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This adds the GPIO names for the Raspberry Pi Zero. The GPIO lines of the RPi Zero are almost identical to the Model A+ except: * GPIO 35, 38, 40 and 45 are not connected * Status LED is active low Signed-off-by: Stefan Wahren --- arch/arm/boot/dts/bcm2835-rpi-zero.dts | 65 ++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero.dts b/arch/arm/boot/dts/bcm2835-rpi-zero.dts index 7c1c180..fa7997a 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-zero.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-zero.dts @@ -26,6 +26,71 @@ }; &gpio { + /* + * This is based on the official GPU firmware DT blob. + * + * Legend: + * "NC" = not connected (no rail from the SoC) + * "FOO" = GPIO line named "FOO" on the schematic + * "FOO_N" = GPIO line named "FOO" on schematic, active low + */ + gpio-line-names = "SDA0", + "SCL0", + "SDA1", + "SCL1", + "GPIO_GCLK", + "GPIO5", + "GPIO6", + "SPI_CE1_N", + "SPI_CE0_N", + "SPI_MISO", + "SPI_MOSI", + "SPI_SCLK", + "GPIO12", + "GPIO13", + /* Serial port */ + "TXD0", + "RXD0", + "GPIO16", + "GPIO17", + "GPIO18", + "GPIO19", + "GPIO20", + "GPIO21", + "GPIO22", + "GPIO23", + "GPIO24", + "GPIO25", + "GPIO26", + "GPIO27", + "SDA0", + "SCL0", + "NC", /* GPIO30 */ + "NC", /* GPIO31 */ + "CAM_GPIO1", /* GPIO32 */ + "NC", /* GPIO33 */ + "NC", /* GPIO34 */ + "NC", /* GPIO35 */ + "NC", /* GPIO36 */ + "NC", /* GPIO37 */ + "NC", /* GPIO38 */ + "NC", /* GPIO39 */ + "NC", /* GPIO40 */ + "CAM_GPIO0", /* GPIO41 */ + "NC", /* GPIO42 */ + "NC", /* GPIO43 */ + "NC", /* GPIO44 */ + "NC", /* GPIO45 */ + "HDMI_HPD_N", + "STATUS_LED_N", + /* Used by SD Card */ + "SD_CLK_R", + "SD_CMD_R", + "SD_DATA0_R", + "SD_DATA1_R", + "SD_DATA2_R", + "SD_DATA3_R"; + pinctrl-0 = <&gpioout &alt0 &i2s_alt0>; /* I2S interface */