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author | Peter Robinson <pbrobinson@gmail.com> | 2018-03-19 09:43:45 +0000 |
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committer | Peter Robinson <pbrobinson@gmail.com> | 2018-03-19 09:43:45 +0000 |
commit | 1cf42779a06c6b4241c10d3d47e413c068daaa6f (patch) | |
tree | bc9d567f836a01a1ad02a5495253a890f5ea41f6 | |
parent | a5169d31933e7c08517604f05639231fa4564f25 (diff) | |
download | kernel-1cf42779a06c6b4241c10d3d47e413c068daaa6f.tar.gz kernel-1cf42779a06c6b4241c10d3d47e413c068daaa6f.tar.xz kernel-1cf42779a06c6b4241c10d3d47e413c068daaa6f.zip |
rpi3: add the gpio expander for the 3+ too
-rw-r--r-- | bcm2837-rpi-initial-support-for-the-3.patch | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/bcm2837-rpi-initial-support-for-the-3.patch b/bcm2837-rpi-initial-support-for-the-3.patch index df3414547..90ba8b645 100644 --- a/bcm2837-rpi-initial-support-for-the-3.patch +++ b/bcm2837-rpi-initial-support-for-the-3.patch @@ -160,4 +160,56 @@ index 000000000000..46ad2023cccf +#include "arm/bcm2837-rpi-3-b-plus.dts" -- 2.16.2 +From patchwork Tue Feb 20 12:19:35 2018 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 7bit +Subject: [v5,5/5] ARM: dts: bcm2837-rpi-3-b: add GPIO expander +From: Baruch Siach <baruch@tkos.co.il> +X-Patchwork-Id: 10229995 +Message-Id: <a6d59692dc4847e0b1639a26542e28c95ad5240f.1519128054.git.baruch@tkos.co.il> +To: Linus Walleij <linus.walleij@linaro.org>, + Dave Stevenson <dave.stevenson@raspberrypi.org>, + Eric Anholt <eric@anholt.net>, Stefan Wahren <stefan.wahren@i2se.com> +Cc: devicetree@vger.kernel.org, Baruch Siach <baruch@tkos.co.il>, + linux-gpio@vger.kernel.org, Michael Zoran <mzoran@crowfest.net>, + Rob Herring <robh+dt@kernel.org>, linux-rpi-kernel@lists.infradead.org, + Frank Rowand <frowand.list@gmail.com>, linux-arm-kernel@lists.infradead.org +Date: Tue, 20 Feb 2018 14:19:35 +0200 + +Add a description of the RPi3 GPIO expander that the VC4 firmware controls. + +Signed-off-by: Peter Robinson <pbrobinson@gmail.com> +--- + arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 17 +++++++++++++++++ + 1 file changed, 17 insertions(+) + +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 3e4ed7c5b0b3..0b31d995a066 100644 +--- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts ++++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts +@@ -25,6 +25,23 @@ + }; + }; + ++&firmware { ++ expgpio: gpio { ++ compatible = "raspberrypi,firmware-gpio"; ++ gpio-controller; ++ #gpio-cells = <2>; ++ gpio-line-names = "BT_ON", ++ "WL_ON", ++ "STATUS_LED", ++ "LAN_RUN", ++ "HPD_N", ++ "CAM_GPIO0", ++ "CAM_GPIO1", ++ "PWR_LOW_N"; ++ status = "okay"; ++ }; ++}; ++ + /* uart0 communicates with the BT module */ + &uart0 { + pinctrl-names = "default"; |