diff options
Diffstat (limited to 'bcm2837-rpi-initial-support-for-the-3.patch')
| -rw-r--r-- | bcm2837-rpi-initial-support-for-the-3.patch | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/bcm2837-rpi-initial-support-for-the-3.patch b/bcm2837-rpi-initial-support-for-the-3.patch new file mode 100644 index 000000000..90ba8b645 --- /dev/null +++ b/bcm2837-rpi-initial-support-for-the-3.patch @@ -0,0 +1,215 @@ +From 383c32f69af61774ff3414f98c9bc29f28dca8fa Mon Sep 17 00:00:00 2001 +From: Peter Robinson <pbrobinson@gmail.com> +Date: Mon, 19 Mar 2018 09:26:57 +0000 +Subject: [PATCH] rpi: initial support for the 3+ + +Signed-off-by: Peter Robinson <pbrobinson@gmail.com> +--- + arch/arm/boot/dts/Makefile | 1 + + arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 62 ++++++++++++++++++++++ + arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi | 36 +++++++++++++ + arch/arm64/boot/dts/broadcom/Makefile | 4 +- + .../boot/dts/broadcom/bcm2837-rpi-3-b-plus.dts | 2 + + 5 files changed, 104 insertions(+), 1 deletion(-) + create mode 100644 arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts + create mode 100644 arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi + create mode 100644 arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b-plus.dts + +diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile +index ade7a38543dc..05b49935d84b 100644 +--- a/arch/arm/boot/dts/Makefile ++++ b/arch/arm/boot/dts/Makefile +@@ -75,6 +75,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \ + bcm2835-rpi-a-plus.dtb \ + bcm2836-rpi-2-b.dtb \ + bcm2837-rpi-3-b.dtb \ ++ bcm2837-rpi-3-b-plus.dtb \ + bcm2835-rpi-zero.dtb \ + bcm2835-rpi-zero-w.dtb + dtb-$(CONFIG_ARCH_BCM_5301X) += \ +diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts +new file mode 100644 +index 000000000000..63ff6bc56e36 +--- /dev/null ++++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts +@@ -0,0 +1,62 @@ ++// SPDX-License-Identifier: GPL-2.0 ++/dts-v1/; ++#include "bcm2837.dtsi" ++#include "bcm2835-rpi.dtsi" ++#include "bcm283x-rpi-lan7515.dtsi" ++#include "bcm283x-rpi-usb-host.dtsi" ++ ++/ { ++ compatible = "raspberrypi,3-model-b-plus", "brcm,bcm2837"; ++ model = "Raspberry Pi 3 Model B+"; ++ ++ chosen { ++ /* 8250 auxiliary UART instead of pl011 */ ++ stdout-path = "serial1:115200n8"; ++ }; ++ ++ memory { ++ reg = <0 0x40000000>; ++ }; ++ ++ leds { ++ act { ++ gpios = <&gpio 47 GPIO_ACTIVE_HIGH>; ++ }; ++ }; ++}; ++ ++/* uart0 communicates with the BT module */ ++&uart0 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&uart0_gpio32 &gpclk2_gpio43>; ++ status = "okay"; ++ ++ bluetooth { ++ compatible = "brcm,bcm43438-bt"; ++ max-speed = <2000000>; ++ }; ++}; ++ ++/* uart1 is mapped to the pin header */ ++&uart1 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&uart1_gpio14>; ++ status = "okay"; ++}; ++ ++/* SDHCI is used to control the SDIO for wireless */ ++&sdhci { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&emmc_gpio34>; ++ status = "okay"; ++ bus-width = <4>; ++ non-removable; ++}; ++ ++/* SDHOST is used to drive the SD card */ ++&sdhost { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdhost_gpio48>; ++ status = "okay"; ++ bus-width = <4>; ++}; +diff --git a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi +new file mode 100644 +index 000000000000..1b1075d4aa5c +--- /dev/null ++++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi +@@ -0,0 +1,36 @@ ++/ { ++ aliases { ++ ethernet0 = ðernet; ++ }; ++}; ++ ++&usb { ++ usb1@1 { ++ compatible = "usb424,2514"; ++ reg = <1>; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ usb1_1@1 { ++ compatible = "usb424,2514"; ++ reg = <1>; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ ethernet: usbether@1 { ++ compatible = "usb424,7800"; ++ reg = <1>; ++ microchip,eee-enabled; ++ microchip,tx-lpi-timer = <600>; /* non-aggressive*/ ++ }; ++ }; ++ }; ++}; ++ ++ ++/ { ++ __overrides__ { ++ eee = <ðernet>,"microchip,eee-enabled?"; ++ tx_lpi_timer = <ðernet>,"microchip,tx-lpi-timer:0"; ++ }; ++}; +diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile +index 2a2591ef1fee..6b5b70542dad 100644 +--- a/arch/arm64/boot/dts/broadcom/Makefile ++++ b/arch/arm64/boot/dts/broadcom/Makefile +@@ -1,5 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 +-dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb ++dtb-$(CONFIG_ARCH_BCM2835) += \ ++ bcm2837-rpi-3-b.dtb \ ++ bcm2837-rpi-3-b-plus.dtb + + subdir-y += northstar2 + subdir-y += stingray +diff --git a/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b-plus.dts b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b-plus.dts +new file mode 100644 +index 000000000000..46ad2023cccf +--- /dev/null ++++ b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b-plus.dts +@@ -0,0 +1,2 @@ ++// SPDX-License-Identifier: GPL-2.0 ++#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"; + |