[LEDE-DEV] [PATCH] brcm2708: Add support for raspberry pi 3 b+.

Christo Nedev christo.nedev at gmail.com
Thu Apr 26 09:10:15 PDT 2018


From: Christo Nedev <christo.nedev at me.com>

Signed-off-by: Christo Nedev <christo.nedev at me.com>
---
 .../brcm2708/base-files/etc/board.d/02_network     |   3 +-
 .../lib/preinit/05_set_preinit_iface_brcm2708      |   1 +
 target/linux/brcm2708/bcm2709/config-4.9           |   1 +
 target/linux/brcm2708/bcm2710/config-4.9           |   1 +
 target/linux/brcm2708/image/Makefile               |  12 +-
 .../950-1002-bcm2708-raspberry-pi-3-b-plus.patch   | 298 +++++++++++++++++++++
 6 files changed, 309 insertions(+), 7 deletions(-)
 create mode 100644 target/linux/brcm2708/patches-4.9/950-1002-bcm2708-raspberry-pi-3-b-plus.patch

diff --git a/target/linux/brcm2708/base-files/etc/board.d/02_network b/target/linux/brcm2708/base-files/etc/board.d/02_network
index a9c947b65a..c8449bb78f 100755
--- a/target/linux/brcm2708/base-files/etc/board.d/02_network
+++ b/target/linux/brcm2708/base-files/etc/board.d/02_network
@@ -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"
 	;;
 
diff --git a/target/linux/brcm2708/base-files/lib/preinit/05_set_preinit_iface_brcm2708 b/target/linux/brcm2708/base-files/lib/preinit/05_set_preinit_iface_brcm2708
index 76eb5905e8..3a5c198fc6 100644
--- a/target/linux/brcm2708/base-files/lib/preinit/05_set_preinit_iface_brcm2708
+++ b/target/linux/brcm2708/base-files/lib/preinit/05_set_preinit_iface_brcm2708
@@ -8,6 +8,7 @@ set_preinit_iface() {
 	case "$(board_name)" in
 	raspberrypi,2-model-b |\
 	raspberrypi,3-model-b |\
+	raspberrypi,3-model-b-plus |\
 	raspberrypi,model-b |\
 	raspberrypi,model-b-plus |\
 	raspberrypi,model-b-rev2)
diff --git a/target/linux/brcm2708/bcm2709/config-4.9 b/target/linux/brcm2708/bcm2709/config-4.9
index 71884a5fa1..1134f0d113 100644
--- a/target/linux/brcm2708/bcm2709/config-4.9
+++ b/target/linux/brcm2708/bcm2709/config-4.9
@@ -398,6 +398,7 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
 CONFIG_USB_COMMON=y
 CONFIG_USB_DWCOTG=y
 # CONFIG_USB_EHCI_HCD is not set
+CONFIG_USB_LAN78XX=y
 CONFIG_USB_NET_DRIVERS=y
 CONFIG_USB_NET_SMSC95XX=y
 CONFIG_USB_STORAGE=y
diff --git a/target/linux/brcm2708/bcm2710/config-4.9 b/target/linux/brcm2708/bcm2710/config-4.9
index d402f4b573..b7a5ccf3db 100644
--- a/target/linux/brcm2708/bcm2710/config-4.9
+++ b/target/linux/brcm2708/bcm2710/config-4.9
@@ -416,6 +416,7 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
 CONFIG_USB_COMMON=y
 CONFIG_USB_DWCOTG=y
 # CONFIG_USB_EHCI_HCD is not set
+CONFIG_USB_LAN78XX=y
 CONFIG_USB_NET_DRIVERS=y
 CONFIG_USB_NET_SMSC95XX=y
 CONFIG_USB_STORAGE=y
diff --git a/target/linux/brcm2708/image/Makefile b/target/linux/brcm2708/image/Makefile
index 9ea9a07a9d..691212de9f 100644
--- a/target/linux/brcm2708/image/Makefile
+++ b/target/linux/brcm2708/image/Makefile
@@ -64,9 +64,9 @@ ifeq ($(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 ($(SUBTARGET),bcm2710)
   TARGET_DEVICES += rpi-3
diff --git a/target/linux/brcm2708/patches-4.9/950-1002-bcm2708-raspberry-pi-3-b-plus.patch b/target/linux/brcm2708/patches-4.9/950-1002-bcm2708-raspberry-pi-3-b-plus.patch
new file mode 100644
index 0000000000..5eb129fda7
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.9/950-1002-bcm2708-raspberry-pi-3-b-plus.patch
@@ -0,0 +1,298 @@
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -7,6 +7,7 @@ dtb-$(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 at 0{
++              compatible = "spidev";
++              reg = <0>;      /* CE0 */
++              #address-cells = <1>;
++              #size-cells = <0>;
++              spi-max-frequency = <125000000>;
++      };
++
++      spidev1: spidev at 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 = ðernet;
++      };
++};
++
++&usb {
++      usb1 at 1 {
++              compatible = "usb424,2514";
++              reg = <1>;
++              #address-cells = <1>;
++              #size-cells = <0>;
++
++              usb1_1 at 1 {
++                      compatible = "usb424,2514";
++                      reg = <1>;
++                      #address-cells = <1>;
++                      #size-cells = <0>;
++
++                      ethernet: usbether at 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
-- 
2.11.0




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