From patchwork Mon Apr 11 20:01:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 12809572 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0A6D0C433F5 for ; Mon, 11 Apr 2022 20:04:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=++b+NnMKqKVkC7CQe/0qmcygUMo6lCZrBo0J7LuL+EM=; b=W6Oud3vdR47C4N ehS6VeW2MmAlXawu1Yzgd+Ae2UNcqRncIcSb6ThsVZBWgf5TIi4JHDnYLMVfJ9p9GXtnV6KmrNwUC Sc+X3+In/4WW1cciAKnjutL8oTi+mRmCD5QwJJFFcba4n5EPAf8JgvwBty1E1XU8y/d3iqkjr/VV1 96fJEAIORBAtiAjRoJc8IGHDd7OAZENsZBp3J4EURArw/LwskVuIOLd3CkvBSnlVLoMDYeWJFWrxC xsmGm5JXaA4eaS2tZuN8G2oT2vRFoSsy6iQnPShuQ9V3K2pykf2TyPFOs1/h7noHlJ6RUfmuNdlZ0 eCuyPiLu/KxVqP64gakQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ne0FY-00AOae-Gz; Mon, 11 Apr 2022 20:03:00 +0000 Received: from mout.kundenserver.de ([212.227.17.10]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ne0Es-00AOOs-3Z; Mon, 11 Apr 2022 20:02:23 +0000 Received: from localhost.localdomain ([37.4.249.94]) by mrelayeu.kundenserver.de (mreue108 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MBDrM-1noU552Mn8-00Cgto; Mon, 11 Apr 2022 22:02:05 +0200 From: Stefan Wahren To: Florian Fainelli , Ray Jui , Scott Branden , Rob Herring , Krzysztof Kozlowski Cc: bcm-kernel-feedback-list@broadcom.com, Nicolas Saenz Julienne , Linus Walleij , devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Stefan Wahren Subject: [PATCH 5/6] ARM: dts: bcm283x: Remove gpio line name NC Date: Mon, 11 Apr 2022 22:01:42 +0200 Message-Id: <20220411200143.4876-6-stefan.wahren@i2se.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220411200143.4876-1-stefan.wahren@i2se.com> References: <20220411200143.4876-1-stefan.wahren@i2se.com> MIME-Version: 1.0 X-Provags-ID: V03:K1:6fTX83AbFoIJaJ+LkpYblK7X0yUyfuW5zOzErZfEv7aejwJaNjI q8MCwWXZOMVpk+D1iNgRTRdUATcjr+46ay0a74Z1iH8wKY51MKPV4P6BMlPRifRjli/qny8 lgPU+9IgSoLgdeUTPzfTWy8VpPEWSfLX4DygmQkbFdHWDoc798zerAD2BQzfkghFJ00PtN1 K6ym9fCwoWCsNSY/W95TQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:YVfn1ZjQws8=:I6kkBeTg9/tLNcbn5d7P61 OvXCw9rzjSIDmHwRL5wZpscf2Oe0Eojp4pFpvfrZqAQdUVkai/gMW/raRCYBB08D0wYvocuLo 6Vspw9Lc6zLCna7j7quoqlS/KYsky2SLXsabqvm0Vg3/bStlAD/SPUVZGkXVwIgstIT7r14rC P3r4DhTmLjQk+EIwSxoExKc/nA8tmQ3atlmo03JgWFpLvU/3WTRE8VWmHciJDuHUmIwvcbGlq anvg2yk3i7Ms9GshGgU7+BoltgNn+ALhfhFfc7+AOgqNCHg3rcZ+/E1MK2DvWjHg7DrFIr2jO rJJ8k0l0YfE9qmtrFjDUXacN1MviQE4pwriOnp4RfV71ueRgON+t5IzTRg1HlLXrNE6qZ/5EA M4KZqhWqRCNyd4VFj2UYLWeARgvIKur+HRhQQlIkSbWCNXsI0hXUdVnYDWfRw+/fRKdqTpDVy YTVrVThCENHUppE2e3M9hUblwt1xyhL5u1s4mg1tenZkcC9u23zFb9d7VAM5a14f4+wEEAUdI ef0oXdDRE+toMB3pCqqo6zjxkiGZkGD+2iGQzo6kEYOcamIjnHmlDGuuSlQljRYQInPtEOpJ3 yC//EZ2P9Nl4H/FJ6KGmYsJIkSZk+6eJcFqx0+Q1TzGZt6gCTtzRHbcx5FGBqk90N9IuNLg6u 4eqCfPieDHIt1duddZVHD3S4iaN+9LvGEroiBdr0bI6RLhXe/bV6ShafXi+Rt/i7Wr0zCQvFU wDiwsuq9G6bcuhhZ X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220411_130218_564964_BE93B73A X-CRM114-Status: GOOD ( 12.58 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The convention to name not connected GPIOs with NC has never been adapted. Also newer Raspberry Pi boards like RPi 4 never did. So fix this inconsistency by removing all of the NC names. Signed-off-by: Stefan Wahren --- arch/arm/boot/dts/bcm2835-rpi-a-plus.dts | 21 +++++++------ arch/arm/boot/dts/bcm2835-rpi-a.dts | 35 +++++++++++----------- arch/arm/boot/dts/bcm2835-rpi-b-plus.dts | 17 +++++------ arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts | 35 +++++++++++----------- arch/arm/boot/dts/bcm2835-rpi-b.dts | 35 +++++++++++----------- arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts | 1 - arch/arm/boot/dts/bcm2835-rpi-zero-w.dts | 3 +- arch/arm/boot/dts/bcm2835-rpi-zero.dts | 29 +++++++++--------- arch/arm/boot/dts/bcm2836-rpi-2-b.dts | 1 - arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts | 1 - arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 1 - arch/arm/boot/dts/bcm2837-rpi-3-b.dts | 1 - arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts | 1 - arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi | 12 ++++---- 14 files changed, 90 insertions(+), 103 deletions(-) diff --git a/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts index 40b9405f1a8e..9b9a18bbb20a 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts @@ -32,7 +32,6 @@ &gpio { * This is based on the unreleased schematic for the Model A+. * * 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 */ @@ -67,21 +66,21 @@ &gpio { "GPIO27", "SDA0", "SCL0", - "NC", /* GPIO30 */ - "NC", /* GPIO31 */ + "", /* GPIO30 */ + "", /* GPIO31 */ "CAM_GPIO1", /* GPIO32 */ - "NC", /* GPIO33 */ - "NC", /* GPIO34 */ + "", /* GPIO33 */ + "", /* GPIO34 */ "PWR_LOW_N", /* GPIO35 */ - "NC", /* GPIO36 */ - "NC", /* GPIO37 */ + "", /* GPIO36 */ + "", /* GPIO37 */ "USB_LIMIT", /* GPIO38 */ - "NC", /* GPIO39 */ + "", /* GPIO39 */ "PWM0_OUT", /* GPIO40 */ "CAM_GPIO0", /* GPIO41 */ - "NC", /* GPIO42 */ - "NC", /* GPIO43 */ - "NC", /* GPIO44 */ + "", /* GPIO42 */ + "", /* GPIO43 */ + "", /* GPIO44 */ "PWM1_OUT", /* GPIO45 */ "HDMI_HPD_N", "STATUS_LED", diff --git a/arch/arm/boot/dts/bcm2835-rpi-a.dts b/arch/arm/boot/dts/bcm2835-rpi-a.dts index 11edb581dbaf..f664e4fced93 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-a.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-a.dts @@ -26,7 +26,6 @@ &gpio { * RPI00021 sheet 02 * * 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 */ @@ -42,41 +41,41 @@ &gpio { "SPI_MISO", "SPI_MOSI", "SPI_SCLK", - "NC", /* GPIO12 */ - "NC", /* GPIO13 */ + "", /* GPIO12 */ + "", /* GPIO13 */ /* Serial port */ "TXD0", "RXD0", "STATUS_LED_N", "GPIO17", "GPIO18", - "NC", /* GPIO19 */ - "NC", /* GPIO20 */ + "", /* GPIO19 */ + "", /* GPIO20 */ "GPIO21", "GPIO22", "GPIO23", "GPIO24", "GPIO25", - "NC", /* GPIO26 */ + "", /* GPIO26 */ "CAM_GPIO0", /* Binary number representing build/revision */ "CONFIG0", "CONFIG1", "CONFIG2", "CONFIG3", - "NC", /* GPIO32 */ - "NC", /* GPIO33 */ - "NC", /* GPIO34 */ - "NC", /* GPIO35 */ - "NC", /* GPIO36 */ - "NC", /* GPIO37 */ - "NC", /* GPIO38 */ - "NC", /* GPIO39 */ + "", /* GPIO32 */ + "", /* GPIO33 */ + "", /* GPIO34 */ + "", /* GPIO35 */ + "", /* GPIO36 */ + "", /* GPIO37 */ + "", /* GPIO38 */ + "", /* GPIO39 */ "PWM0_OUT", - "NC", /* GPIO41 */ - "NC", /* GPIO42 */ - "NC", /* GPIO43 */ - "NC", /* GPIO44 */ + "", /* GPIO41 */ + "", /* GPIO42 */ + "", /* GPIO43 */ + "", /* GPIO44 */ "PWM1_OUT", "HDMI_HPD_P", "SD_CARD_DET", diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts index 1b435c64bd9c..7b7c363e5ee8 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts @@ -34,7 +34,6 @@ &gpio { * RPI-BPLUS sheet 1 * * 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 */ @@ -69,20 +68,20 @@ &gpio { "GPIO27", "SDA0", "SCL0", - "NC", /* GPIO30 */ + "", /* GPIO30 */ "LAN_RUN", /* GPIO31 */ "CAM_GPIO1", /* GPIO32 */ - "NC", /* GPIO33 */ - "NC", /* GPIO34 */ + "", /* GPIO33 */ + "", /* GPIO34 */ "PWR_LOW_N", /* GPIO35 */ - "NC", /* GPIO36 */ - "NC", /* GPIO37 */ + "", /* GPIO36 */ + "", /* GPIO37 */ "USB_LIMIT", /* GPIO38 */ - "NC", /* GPIO39 */ + "", /* GPIO39 */ "PWM0_OUT", /* GPIO40 */ "CAM_GPIO0", /* GPIO41 */ - "NC", /* GPIO42 */ - "NC", /* GPIO43 */ + "", /* GPIO42 */ + "", /* GPIO43 */ "ETHCLK", /* GPIO44 */ "PWM1_OUT", /* GPIO45 */ "HDMI_HPD_N", diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts index a23c25c00eea..f5b66d3f4ff3 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts @@ -27,7 +27,6 @@ &gpio { * RPI00022 sheet 02 * * 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 */ @@ -43,40 +42,40 @@ &gpio { "SPI_MISO", "SPI_MOSI", "SPI_SCLK", - "NC", /* GPIO12 */ - "NC", /* GPIO13 */ + "", /* GPIO12 */ + "", /* GPIO13 */ /* Serial port */ "TXD0", "RXD0", "STATUS_LED_N", "GPIO17", "GPIO18", - "NC", /* GPIO19 */ - "NC", /* GPIO20 */ + "", /* GPIO19 */ + "", /* GPIO20 */ "CAM_GPIO", "GPIO22", "GPIO23", "GPIO24", "GPIO25", - "NC", /* GPIO26 */ + "", /* GPIO26 */ "GPIO27", "GPIO28", "GPIO29", "GPIO30", "GPIO31", - "NC", /* GPIO32 */ - "NC", /* GPIO33 */ - "NC", /* GPIO34 */ - "NC", /* GPIO35 */ - "NC", /* GPIO36 */ - "NC", /* GPIO37 */ - "NC", /* GPIO38 */ - "NC", /* GPIO39 */ + "", /* GPIO32 */ + "", /* GPIO33 */ + "", /* GPIO34 */ + "", /* GPIO35 */ + "", /* GPIO36 */ + "", /* GPIO37 */ + "", /* GPIO38 */ + "", /* GPIO39 */ "PWM0_OUT", - "NC", /* GPIO41 */ - "NC", /* GPIO42 */ - "NC", /* GPIO43 */ - "NC", /* GPIO44 */ + "", /* GPIO41 */ + "", /* GPIO42 */ + "", /* GPIO43 */ + "", /* GPIO44 */ "PWM1_OUT", "HDMI_HPD_P", "SD_CARD_DET", diff --git a/arch/arm/boot/dts/bcm2835-rpi-b.dts b/arch/arm/boot/dts/bcm2835-rpi-b.dts index 25d87212cefd..f589bede2b11 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b.dts @@ -27,7 +27,6 @@ &gpio { * RPI00021 sheet 02 * * 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 */ @@ -43,40 +42,40 @@ &gpio { "SPI_MISO", "SPI_MOSI", "SPI_SCLK", - "NC", /* GPIO12 */ - "NC", /* GPIO13 */ + "", /* GPIO12 */ + "", /* GPIO13 */ /* Serial port */ "TXD0", "RXD0", "STATUS_LED_N", "GPIO17", "GPIO18", - "NC", /* GPIO19 */ - "NC", /* GPIO20 */ + "", /* GPIO19 */ + "", /* GPIO20 */ "CAM_GPIO0", "GPIO22", "GPIO23", "GPIO24", "GPIO25", - "NC", /* GPIO26 */ + "", /* GPIO26 */ "GPIO27", "GPIO28", "GPIO29", "GPIO30", "GPIO31", - "NC", /* GPIO32 */ - "NC", /* GPIO33 */ - "NC", /* GPIO34 */ - "NC", /* GPIO35 */ - "NC", /* GPIO36 */ - "NC", /* GPIO37 */ - "NC", /* GPIO38 */ - "NC", /* GPIO39 */ + "", /* GPIO32 */ + "", /* GPIO33 */ + "", /* GPIO34 */ + "", /* GPIO35 */ + "", /* GPIO36 */ + "", /* GPIO37 */ + "", /* GPIO38 */ + "", /* GPIO39 */ "PWM0_OUT", - "NC", /* GPIO41 */ - "NC", /* GPIO42 */ - "NC", /* GPIO43 */ - "NC", /* GPIO44 */ + "", /* GPIO41 */ + "", /* GPIO42 */ + "", /* GPIO43 */ + "", /* GPIO44 */ "PWM1_OUT", "HDMI_HPD_P", "SD_CARD_DET", diff --git a/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts b/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts index a75c882e6575..87958a96c3e0 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts @@ -13,7 +13,6 @@ &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 */ diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts index 8b043ab62dc8..596bb1ef994e 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts @@ -39,7 +39,6 @@ &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 */ @@ -88,7 +87,7 @@ &gpio { "SD1_DATA3", "CAM_GPIO1", /* GPIO40 */ "WL_ON", /* GPIO41 */ - "NC", /* GPIO42 */ + "", /* GPIO42 */ "WIFI_CLK", /* GPIO43 */ "CAM_GPIO0", /* GPIO44 */ "BT_ON", /* GPIO45 */ diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero.dts b/arch/arm/boot/dts/bcm2835-rpi-zero.dts index 6f9b3a908f28..a65c2bca69ea 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-zero.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-zero.dts @@ -29,7 +29,6 @@ &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 */ @@ -64,22 +63,22 @@ &gpio { "GPIO27", "SDA0", "SCL0", - "NC", /* GPIO30 */ - "NC", /* GPIO31 */ + "", /* GPIO30 */ + "", /* GPIO31 */ "CAM_GPIO1", /* GPIO32 */ - "NC", /* GPIO33 */ - "NC", /* GPIO34 */ - "NC", /* GPIO35 */ - "NC", /* GPIO36 */ - "NC", /* GPIO37 */ - "NC", /* GPIO38 */ - "NC", /* GPIO39 */ - "NC", /* GPIO40 */ + "", /* GPIO33 */ + "", /* GPIO34 */ + "", /* GPIO35 */ + "", /* GPIO36 */ + "", /* GPIO37 */ + "", /* GPIO38 */ + "", /* GPIO39 */ + "", /* GPIO40 */ "CAM_GPIO0", /* GPIO41 */ - "NC", /* GPIO42 */ - "NC", /* GPIO43 */ - "NC", /* GPIO44 */ - "NC", /* GPIO45 */ + "", /* GPIO42 */ + "", /* GPIO43 */ + "", /* GPIO44 */ + "", /* GPIO45 */ "HDMI_HPD_N", "STATUS_LED_N", /* Used by SD Card */ diff --git a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts index d8af8eeac7b6..c824a2cea02e 100644 --- a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts +++ b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts @@ -34,7 +34,6 @@ &gpio { * 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 */ diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts index d73daf5bff1d..f7222a28903e 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-3-a-plus.dts @@ -55,7 +55,6 @@ &gpio { * This is mostly 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 */ diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts index c263f5b48b96..fd4ac6f2d077 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts @@ -61,7 +61,6 @@ &gpio { * 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 */ diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts index 42b5383b55d8..00ea439d601d 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts @@ -54,7 +54,6 @@ &gpio { * 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 */ diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts index 3dfce4312dfc..cf84e69fced8 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts +++ b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts @@ -13,7 +13,6 @@ &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 */ diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi b/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi index 828a20561b96..f57b4ca145dd 100644 --- a/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi +++ b/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi @@ -41,12 +41,12 @@ expgpio: gpio { #gpio-cells = <2>; gpio-line-names = "HDMI_HPD_N", "EMMC_EN_N", - "NC", - "NC", - "NC", - "NC", - "NC", - "NC"; + "", + "", + "", + "", + "", + ""; status = "okay"; }; };