[LEDE-DEV] [PATCH] ramips: Add support for the VoCore2 Lite

L. D. Pinney ldpinney at gmail.com
Sat May 6 18:41:59 PDT 2017


The VoCore2 Lite uses the same PCB as the Vocore2 with a MT7688A and 8M Flash/64M RAM
https://www.indiegogo.com/projects/vocore2-4-coin-sized-linux-computer-with-wifi#/
http://vocore.io/
http://vonger.net/

This patch uses a common dtsi and includes minor corrections for the VoCore2.

- Installing from the bootloader is recommended.
- The original firmware is LEDE/OpenWrt, so both LuCI or sysupgrade can be used.
- However you may need to edit /sys/sysinfo/board_name and /lib/upgrade/platform.sh
- If using luci/sysupgrade use the -n option (do not keep settings)
- Reverting to the factory firmware one may need to edit the same files or use the bootloader.

Signed-off-by: L. D. Pinney <ldpinney at gmail.com>
Tested-by: Noble Pepper <noblepepper at gmail.com>

---
 target/linux/ramips/base-files/etc/board.d/01_leds     |  5 ++++-
 target/linux/ramips/base-files/etc/board.d/02_network  |  3 ++-
 target/linux/ramips/base-files/etc/diag.sh             |  5 ++++-
 target/linux/ramips/base-files/lib/ramips.sh           |  3 +++
 target/linux/ramips/base-files/lib/upgrade/platform.sh |  1 +
 target/linux/ramips/dts/VOCORE2.dts                    | 79 ++++--------------------------------------------------------------
 target/linux/ramips/dts/VOCORE2.dtsi                   | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 target/linux/ramips/dts/VOCORE2L.dts                   | 52 +++++++++++++++++++++++++++++++++++++++++++
 target/linux/ramips/image/mt7688.mk                    |  9 ++++++++
 9 files changed, 158 insertions(+), 78 deletions(-)

diff --git a/target/linux/ramips/base-files/etc/board.d/01_leds b/target/linux/ramips/base-files/etc/board.d/01_leds
index 52542ec265..c4d46cf31a 100755
--- a/target/linux/ramips/base-files/etc/board.d/01_leds
+++ b/target/linux/ramips/base-files/etc/board.d/01_leds
@@ -334,7 +334,10 @@ vocore-16M)
 	set_wifi_led "vocore:green:status"
 	;;
 vocore2)
-	set_wifi_led "$board:fuchsia:status"
+	set_wifi_led "$board:pink:status"
+	;;
+vocore2l)
+	set_wifi_led "$board:green:status"
 	;;
 w502u)
 	set_usb_led "$board:blue:usb"
diff --git a/target/linux/ramips/base-files/etc/board.d/02_network b/target/linux/ramips/base-files/etc/board.d/02_network
index 80a3bc2c51..57245ef737 100755
--- a/target/linux/ramips/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/base-files/etc/board.d/02_network
@@ -272,7 +272,8 @@ ramips_setup_interfaces()
 		ucidef_add_switch "switch0" \
 			"1:lan" "2:lan" "3:lan" "4:lan" "5:wan" "0 at eth0"
 		;;
-	vocore2)
+	vocore2|\
+	vocore2l)
 		ucidef_add_switch "switch0" \
 			"0:lan" "2:lan" "6t at eth0"
 		;;
diff --git a/target/linux/ramips/base-files/etc/diag.sh b/target/linux/ramips/base-files/etc/diag.sh
index 461f46c26b..aff27cb3c0 100644
--- a/target/linux/ramips/base-files/etc/diag.sh
+++ b/target/linux/ramips/base-files/etc/diag.sh
@@ -228,7 +228,10 @@ get_status_led() {
 		status_led="vocore:green:status"
 		;;
 	vocore2)
-		status_led="$board:fuchsia:status"
+		status_led="$board:pink:status"
+		;;
+	vocore2l)
+		status_led="$board:green:status"
 		;;
 	w306r-v20|\
 	witi|\
diff --git a/target/linux/ramips/base-files/lib/ramips.sh b/target/linux/ramips/base-files/lib/ramips.sh
index 87cb7ffb91..3738d8ead1 100755
--- a/target/linux/ramips/base-files/lib/ramips.sh
+++ b/target/linux/ramips/base-files/lib/ramips.sh
@@ -502,6 +502,9 @@ ramips_board_detect() {
 	*"VoCore2")
 		name="vocore2"
 		;;
+	*"VoCore2-Lite")
+		name="vocore2l"
+		;;
 	*"VR500")
 		name="vr500"
 		;;
diff --git a/target/linux/ramips/base-files/lib/upgrade/platform.sh b/target/linux/ramips/base-files/lib/upgrade/platform.sh
index adad8dae75..a7958f3a19 100755
--- a/target/linux/ramips/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ramips/base-files/lib/upgrade/platform.sh
@@ -147,6 +147,7 @@ platform_check_image() {
 	vocore-8M|\
 	vocore-16M|\
 	vocore2|\
+	vocore2l|\
 	vr500|\
 	w150m|\
 	w2914nsv2|\
diff --git a/target/linux/ramips/dts/VOCORE2.dts b/target/linux/ramips/dts/VOCORE2.dts
index 297cd1bb99..087d16ea69 100644
--- a/target/linux/ramips/dts/VOCORE2.dts
+++ b/target/linux/ramips/dts/VOCORE2.dts
@@ -1,64 +1,18 @@
 /dts-v1/;
 
-#include "mt7628an.dtsi"
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/input/input.h>
+#include "VOCORE2.dtsi"
 
 / {
-	compatible = "vocore,VoCore2", "mediatek,mt7628an-soc";
 	model = "VoCore2";
 
-	chosen {
-		bootargs = "console=ttyS2,115200";
-	};
-
 	memory at 0 {
 		device_type = "memory";
-		reg = <0x0 0x4000000>;
-	};
-
-	gpio-leds {
-		compatible = "gpio-leds";
-
-		status {
-			label = "vocore2:fuchsia:status";
-			gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
-		};
+		reg = <0x0 0x8000000>;
 	};
 };
 
-&pinctrl {
-	state_default: pinctrl0 {
-		gpio {
-			ralink,group = "refclk", "gpio";
-			ralink,function = "gpio";
-		};
-
-		agpio {
-			ralink,group = "agpio";
-			ralink,function = "uart2";
-		};
-	};
-
-	uart1_pins: uart1 {
-		uart1 {
-			ralink,group = "uart1";
-			ralink,function = "uart1";
-		};
-	};
-
-	uart2_pins: uart2 {
-		uart2 {
-			ralink,group = "spis";
-			ralink,function = "pwm";
-		};
-	};
-};
-
-&wmac {
-	status = "okay";
-	ralink,mtd-eeprom = <&factory 0x4>;
+&wifi_led {
+	label = "vocore2:pink:wifi";
 };
 
 &spi0 {
@@ -96,28 +50,3 @@
 		};
 	};
 };
-
-&esw {
-	mediatek,portmap = <0x7>;
-	mediatek,portdisable = <0x3a>;
-};
-
-&i2s {
-	status = "okay";
-};
-
-&gdma {
-	status = "okay";
-};
-
-&pwm {
-	status = "okay";
-};
-
-&uart1 {
-	status = "okay";
-};
-
-&uart2 {
-	status = "okay";
-};
diff --git a/target/linux/ramips/dts/VOCORE2.dtsi b/target/linux/ramips/dts/VOCORE2.dtsi
new file mode 100644
index 0000000000..c9e7592219
--- /dev/null
+++ b/target/linux/ramips/dts/VOCORE2.dtsi
@@ -0,0 +1,79 @@
+#include "mt7628an.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	compatible = "vocore,vocore2", "mediatek,mt7628an-soc";
+
+	chosen {
+		bootargs = "console=ttyS2,115200";
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		wifi_led: wifi {
+		gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&pinctrl {
+	state_default: pinctrl0 {
+		gpio {
+			ralink,group = "gpio";
+			ralink,function = "gpio";
+		};
+
+		refclk {
+			ralink,group = "refclk";
+			ralink,function = "gpio";
+		};
+
+		agpio {
+			ralink,group = "agpio";
+			ralink,function = "uart2";
+		};
+
+		uart1 {
+			ralink,group = "uart1";
+			ralink,function = "uart1";
+		};
+
+		uart2 {
+			ralink,group = "spis";
+			ralink,function = "pwm";
+		};
+	};
+};
+
+&wmac {
+	status = "okay";
+	ralink,mtd-eeprom = <&factory 0x4>;
+};
+
+&esw {
+	mediatek,portmap = <0x7>;
+	mediatek,portdisable = <0x3a>;
+};
+
+&i2s {
+	status = "okay";
+};
+
+&gdma {
+	status = "okay";
+};
+
+&pwm {
+	status = "okay";
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
diff --git a/target/linux/ramips/dts/VOCORE2L.dts b/target/linux/ramips/dts/VOCORE2L.dts
new file mode 100644
index 0000000000..ba68b169ba
--- /dev/null
+++ b/target/linux/ramips/dts/VOCORE2L.dts
@@ -0,0 +1,52 @@
+/dts-v1/;
+
+#include "VOCORE2.dtsi"
+
+/ {
+	model = "VoCore2-Lite";
+
+	memory at 0 {
+		device_type = "memory";
+		reg = <0x0 0x4000000>;
+	};
+};
+
+&wifi_led {
+	label = "vocore2l:green:wifi";
+};
+
+&spi0 {
+	status = "okay";
+
+	m25p80 at 0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <10000000>;
+		m25p,chunked-io = <32>;
+
+		partition at 0 {
+			label = "u-boot";
+			reg = <0x0 0x30000>;
+			read-only;
+		};
+
+		partition at 30000 {
+			label = "u-boot-env";
+			reg = <0x30000 0x10000>;
+			read-only;
+		};
+
+		factory: partition at 40000 {
+			label = "factory";
+			reg = <0x40000 0x10000>;
+			read-only;
+		};
+
+		partition at 50000 {
+			label = "firmware";
+			reg = <0x50000 0x7b0000>;
+		};
+	};
+};
diff --git a/target/linux/ramips/image/mt7688.mk b/target/linux/ramips/image/mt7688.mk
index 4a50275a8d..994c68533e 100644
--- a/target/linux/ramips/image/mt7688.mk
+++ b/target/linux/ramips/image/mt7688.mk
@@ -19,6 +19,15 @@ define Device/pbr-d1
 endef
 TARGET_DEVICES += pbr-d1
 
+define Device/vocore2l
+  DTS := VOCORE2L
+  IMAGE_SIZE := $(ralink_default_fw_size_8M)
+  DEVICE_TITLE := VoCore VoCore2-Lite
+  DEVICE_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-usb-ledtrig-usbport \
+    kmod-sdhci kmod-sdhci-mt7620
+endef
+TARGET_DEVICES += vocore2l
+
 define Device/wrtnode2r
   DTS := WRTNODE2R
   IMAGE_SIZE := $(ralink_default_fw_size_16M)



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