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brcm2708: Add support for raspberry pi 3 b+.

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Signed-off-by: Christo Nedev <christo.nedev@me.com>
v19.07.3_mercusys_ac12_duma
Christo Nedev 6 years ago committed by John Crispin
parent 7912677086
commit 50b0919628
6 changed files with 309 additions and 7 deletions
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3
target/linux/brcm2708/base-files/etc/board.d/02_network
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@ -15,7 +15,8 @@ raspberrypi,model-b |\
raspberrypi,model-b-plus |\
raspberrypi,model-b-rev2 |\
raspberrypi,2-model-b |\
raspberrypi,3-model-b)
raspberrypi,3-model-b |\
raspberrypi,3-model-b-plus)
ucidef_set_interface_lan "eth0"
;;

1
target/linux/brcm2708/base-files/lib/preinit/05_set_preinit_iface_brcm2708
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@ -8,6 +8,7 @@ set_preinit_iface() {
case "$(board_name)" in
raspberrypi,2-model-b |\
raspberrypi,3-model-b |\
raspberrypi,3-model-b-plus |\
raspberrypi,model-b |\
raspberrypi,model-b-plus |\
raspberrypi,model-b-rev2)

1
target/linux/brcm2708/bcm2709/config-4.9
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@ -398,6 +398,7 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
CONFIG_USB_COMMON=y
CONFIG_USB_DWCOTG=y
# CONFIG_USB_EHCI_HCD is not set
CONFIG_USB_LAN78XX=y
CONFIG_USB_NET_DRIVERS=y
CONFIG_USB_NET_SMSC95XX=y
CONFIG_USB_STORAGE=y

1
target/linux/brcm2708/bcm2710/config-4.9
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@ -416,6 +416,7 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
CONFIG_USB_COMMON=y
CONFIG_USB_DWCOTG=y
# CONFIG_USB_EHCI_HCD is not set
CONFIG_USB_LAN78XX=y
CONFIG_USB_NET_DRIVERS=y
CONFIG_USB_NET_SMSC95XX=y
CONFIG_USB_STORAGE=y

12
target/linux/brcm2708/image/Makefile
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@ -64,9 +64,9 @@ ifeq ($(SUBTARGET),bcm2708)
endif
define Device/rpi-2
DEVICE_TITLE := Raspberry Pi 2B/3B/3CM
DEVICE_DTS := bcm2709-rpi-2-b bcm2710-rpi-3-b bcm2710-rpi-cm3
SUPPORTED_DEVICES := rpi-2-b rpi-3-b rpi-cm raspberrypi,2-model-b raspberrypi,3-model-b raspberrypi,compute-module-3
DEVICE_TITLE := Raspberry Pi 2B/3B/3B+/3CM
DEVICE_DTS := bcm2709-rpi-2-b bcm2710-rpi-3-b bcm2710-rpi-3-b-plus bcm2710-rpi-cm3
SUPPORTED_DEVICES := rpi-2-b rpi-3-b rpi-3-b-plus rpi-cm raspberrypi,2-model-b raspberrypi,3-model-b raspberrypi,3-model-b-plus raspberrypi,compute-module-3
endef
ifeq ($(SUBTARGET),bcm2709)
TARGET_DEVICES += rpi-2
@ -74,9 +74,9 @@ endif
define Device/rpi-3
KERNEL_IMG := kernel8.img
DEVICE_TITLE := Raspberry Pi 3B (64 bit)
DEVICE_DTS := broadcom/bcm2710-rpi-3-b
SUPPORTED_DEVICES := rpi-3-b raspberrypi,3-model-b
DEVICE_TITLE := Raspberry Pi 3B/3B+
DEVICE_DTS := broadcom/bcm2710-rpi-3-b broadcom/bcm2710-rpi-3-b-plus
SUPPORTED_DEVICES := rpi-3-b rpi-3-b-plus raspberrypi,3-model-b raspberrypi,3-model-b-plus
endef
ifeq ($(SUBTARGET),bcm2710)
TARGET_DEVICES += rpi-3

298
target/linux/brcm2708/patches-4.9/950-1002-bcm2708-raspberry-pi-3-b-plus.patch
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@ -0,0 +1,298 @@
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
bcm2708-rpi-0-w.dtb \
bcm2709-rpi-2-b.dtb \
bcm2710-rpi-3-b.dtb \
+ bcm2710-rpi-3-b-plus.dtb \
bcm2710-rpi-cm3.dtb
dtb-$(CONFIG_ARCH_ALPINE) += \
--- /dev/null
+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
@@ -0,0 +1,220 @@
+/dts-v1/;
+
+#include "bcm2710.dtsi"
+#include "bcm283x-rpi-lan7515.dtsi"
+
+/ {
+ compatible = "raspberrypi,3-model-b-plus", "brcm,bcm2837", "brcm,bcm2836";
+ model = "Raspberry Pi 3 Model B+";
+};
+
+&gpio {
+ sdhost_pins: sdhost_pins {
+ brcm,pins = <48 49 50 51 52 53>;
+ brcm,function = <4>; /* alt0 */
+ };
+
+ spi0_pins: spi0_pins {
+ brcm,pins = <9 10 11>;
+ brcm,function = <4>; /* alt0 */
+ };
+
+ spi0_cs_pins: spi0_cs_pins {
+ brcm,pins = <8 7>;
+ brcm,function = <1>; /* output */
+ };
+
+ i2c0_pins: i2c0 {
+ brcm,pins = <0 1>;
+ brcm,function = <4>;
+ };
+
+ i2c1_pins: i2c1 {
+ brcm,pins = <2 3>;
+ brcm,function = <4>;
+ };
+
+ i2s_pins: i2s {
+ brcm,pins = <18 19 20 21>;
+ brcm,function = <4>; /* alt0 */
+ };
+
+ sdio_pins: sdio_pins {
+ brcm,pins = <34 35 36 37 38 39>;
+ brcm,function = <7>; // alt3 = SD1
+ brcm,pull = <0 2 2 2 2 2>;
+ };
+
+ bt_pins: bt_pins {
+ brcm,pins = <43>;
+ brcm,function = <4>; /* alt0:GPCLK2 */
+ brcm,pull = <0>;
+ };
+
+ uart0_pins: uart0_pins {
+ brcm,pins = <32 33>;
+ brcm,function = <7>; /* alt3=UART0 */
+ brcm,pull = <0 2>;
+ };
+
+ uart1_pins: uart1_pins {
+ brcm,pins;
+ brcm,function;
+ brcm,pull;
+ };
+
+ audio_pins: audio_pins {
+ brcm,pins = <40 41>;
+ brcm,function = <4>;
+ };
+};
+
+&sdhost {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdhost_pins>;
+ bus-width = <4>;
+ status = "okay";
+};
+
+&mmc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdio_pins>;
+ non-removable;
+ bus-width = <4>;
+ status = "okay";
+ brcm,overclock-50 = <0>;
+};
+
+&soc {
+ expgpio: expgpio {
+ compatible = "brcm,bcm2835-expgpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ firmware = <&firmware>;
+ status = "okay";
+ };
+};
+
+&fb {
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins &bt_pins>;
+ status = "okay";
+};
+
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_pins>;
+ status = "okay";
+};
+
+&spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
+ cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
+
+ spidev0: spidev@0{
+ compatible = "spidev";
+ reg = <0>; /* CE0 */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ spi-max-frequency = <125000000>;
+ };
+
+ spidev1: spidev@1{
+ compatible = "spidev";
+ reg = <1>; /* CE1 */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ spi-max-frequency = <125000000>;
+ };
+};
+
+&i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins>;
+ clock-frequency = <100000>;
+};
+
+&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins>;
+ clock-frequency = <100000>;
+};
+
+&i2c2 {
+ clock-frequency = <100000>;
+};
+
+&i2s {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2s_pins>;
+};
+
+&leds {
+ act_led: act {
+ label = "led0";
+ linux,default-trigger = "mmc0";
+ gpios = <&gpio 29 0>;
+ };
+
+ pwr_led: pwr {
+ label = "led1";
+ linux,default-trigger = "default-on";
+ gpios = <&expgpio 2 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&hdmi {
+ hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
+};
+
+&audio {
+ pinctrl-names = "default";
+ pinctrl-0 = <&audio_pins>;
+};
+
+/ {
+ chosen {
+ bootargs = "8250.nr_uarts=1";
+ };
+};
+
+/ {
+ __overrides__ {
+ uart0 = <&uart0>,"status";
+ uart1 = <&uart1>,"status";
+ i2s = <&i2s>,"status";
+ spi = <&spi0>,"status";
+ i2c0 = <&i2c0>,"status";
+ i2c1 = <&i2c1>,"status";
+ i2c2_iknowwhatimdoing = <&i2c2>,"status";
+ i2c0_baudrate = <&i2c0>,"clock-frequency:0";
+ i2c1_baudrate = <&i2c1>,"clock-frequency:0";
+ i2c2_baudrate = <&i2c2>,"clock-frequency:0";
+
+ act_led_gpio = <&act_led>,"gpios:4";
+ act_led_activelow = <&act_led>,"gpios:8";
+ act_led_trigger = <&act_led>,"linux,default-trigger";
+
+ pwr_led_gpio = <&pwr_led>,"gpios:4";
+ pwr_led_activelow = <&pwr_led>,"gpios:8";
+ pwr_led_trigger = <&pwr_led>,"linux,default-trigger";
+
+ audio = <&audio>,"status";
+ watchdog = <&watchdog>,"status";
+ random = <&random>,"status";
+ sd_overclock = <&sdhost>,"brcm,overclock-50:0";
+ sd_force_pio = <&sdhost>,"brcm,force-pio?";
+ sd_pio_limit = <&sdhost>,"brcm,pio-limit:0";
+ sd_debug = <&sdhost>,"brcm,debug";
+ };
+};
+
+&i2c_dsi {
+ gpios = <&gpio 44 0
+ &gpio 45 0>;
+};
--- /dev/null
+++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi
@@ -0,0 +1,36 @@
+/ {
+ aliases {
+ ethernet = &ethernet;
+ };
+};
+
+&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 = <&ethernet>,"microchip,eee-enabled?";
+ tx_lpi_timer = <&ethernet>,"microchip,tx-lpi-timer:0";
+ };
+};
--- a/arch/arm64/boot/dts/broadcom/Makefile
+++ b/arch/arm64/boot/dts/broadcom/Makefile
@@ -8,6 +8,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rp
dtb-$(CONFIG_ARCH_BCM_IPROC) += ns2-svk.dtb
dtb-$(CONFIG_ARCH_VULCAN) += vulcan-eval.dtb
dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b.dtb
+dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b-plus.dtb
dts-dirs += ../overlays
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcm2710-rpi-3-b-plus.dts
@@ -0,0 +1,3 @@
+#define RPI364
+
+#include "../../../../arm/boot/dts/bcm2710-rpi-3-b-plus.dts"
--- a/arch/arm64/configs/bcmrpi3_defconfig
+++ b/arch/arm64/configs/bcmrpi3_defconfig
@@ -482,6 +482,7 @@ CONFIG_USB_NET_SR9700=m
CONFIG_USB_NET_SR9800=m
CONFIG_USB_NET_SMSC75XX=m
CONFIG_USB_NET_SMSC95XX=y
+CONFIG_USB_LAN78XX=y
CONFIG_USB_NET_GL620A=m
CONFIG_USB_NET_NET1080=m
CONFIG_USB_NET_PLUSB=m
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