[OpenWrt-Devel] [PATCH v2] ramips: Add support for Xiaomi MiWiFi Nano

[Noble Pepper]

Xiaomi MiWiFi Nano is based on Mediatek MT7628 with 64MB ram 16MB flash

Signed-off-by: Noble Pepper <openwrtmail at noblepepper.com>

v2 includes changes suggested by L. D. Pinney-
Eliminate en25q64 (4MB) flash chip
Remove miwifi-nano from images built when Default Profile is chosen
Alphabetization
---
 package/boot/uboot-envtools/files/ramips           |  3 +-
 .../linux/ramips/base-files/etc/board.d/02_network |  1 +
 target/linux/ramips/base-files/lib/ramips.sh       |  3 +
 .../ramips/base-files/lib/upgrade/platform.sh      |  1 +
 target/linux/ramips/dts/MIWIFI-NANO.dts            | 70 ++++++++++++++++++++++
 target/linux/ramips/image/Makefile                 |  4 ++
 target/linux/ramips/mt7628/profiles/miwifinano.mk  | 18 ++++++
 7 files changed, 99 insertions(+), 1 deletion(-)
 create mode 100644 target/linux/ramips/dts/MIWIFI-NANO.dts
 create mode 100644 target/linux/ramips/mt7628/profiles/miwifinano.mk

diff --git a/package/boot/uboot-envtools/files/ramips b/package/boot/uboot-envtools/files/ramips
index 53cf9d3..a759bcc 100644
--- a/package/boot/uboot-envtools/files/ramips
+++ b/package/boot/uboot-envtools/files/ramips
@@ -23,7 +23,8 @@ linkits7688 | \
 linkits7688d | \
 wsr-600 | \
 wsr-1166 | \
-br6425)
+br6425 | \
+miwifi-nano)
 	ubootenv_add_uci_config "/dev/mtd1" "0x0" "0x1000" "0x10000"
 	;;
 esac
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 dc9b5b2..4b65d36 100755
--- a/target/linux/ramips/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/base-files/etc/board.d/02_network
@@ -68,6 +68,7 @@ ramips_setup_interfaces()
 	firewrt|\
 	hlk-rm04|\
 	miwifi-mini|\
+	miwifi-nano|\
 	mt7621|\
 	mt7628|\
 	mzk-750dhp|\
diff --git a/target/linux/ramips/base-files/lib/ramips.sh b/target/linux/ramips/base-files/lib/ramips.sh
index 815765a..6abda92 100755
--- a/target/linux/ramips/base-files/lib/ramips.sh
+++ b/target/linux/ramips/base-files/lib/ramips.sh
@@ -250,6 +250,9 @@ ramips_board_detect() {
 	*"MiWiFi Mini")
 		name="miwifi-mini"
 		;;
+	*"MiWiFi-Nano")
+		name="miwifi-nano"
+		;;
 	*"MLW221")
 		name="mlw221"
 		;;
diff --git a/target/linux/ramips/base-files/lib/upgrade/platform.sh b/target/linux/ramips/base-files/lib/upgrade/platform.sh
index b1d2347..c329dce 100755
--- a/target/linux/ramips/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ramips/base-files/lib/upgrade/platform.sh
@@ -78,6 +78,7 @@ platform_check_image() {
 	miniembplug|\
 	miniembwifi|\
 	miwifi-mini|\
+	miwifi-nano|\
 	mlw221|\
 	mlwg2|\
 	mofi3500-3gn|\
diff --git a/target/linux/ramips/dts/MIWIFI-NANO.dts b/target/linux/ramips/dts/MIWIFI-NANO.dts
new file mode 100644
index 0000000..9f1d027
--- /dev/null
+++ b/target/linux/ramips/dts/MIWIFI-NANO.dts
@@ -0,0 +1,70 @@
+/dts-v1/;
+
+/include/ "mt7628an.dtsi"
+
+/ {
+	compatible = "xiaomi,MiWifi Nano", "mediatek,mt7628an-soc";
+	model = "MiWiFi-Nano";
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+	};
+
+	memory at 0 {
+		device_type = "memory";
+		reg = <0x0 0x4000000>;
+	};
+
+	pinctrl {
+		state_default: pinctrl0 {
+			gpio {
+				ralink,group = "i2c", "jtag";
+				ralink,function = "gpio";
+			};
+		};
+	};
+
+
+	wmac at 10300000 {
+		status = "okay";
+	};
+
+	palmbus at 10000000 {
+		spi at b00 {
+			status = "okay";
+
+			m25p80 at 0 {
+				#address-cells = <1>;
+				#size-cells = <1>;
+				compatible = "jedec,spi-nor";
+				reg = <0 0>;
+				linux,modalias = "m25p80";
+				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/Makefile b/target/linux/ramips/image/Makefile
index bc42d14..45cb22b 100644
--- a/target/linux/ramips/image/Makefile
+++ b/target/linux/ramips/image/Makefile
@@ -1148,6 +1148,7 @@ endef
 # MT7628 Profiles
 #
 
+Image/Build/Profile/MIWIFI-NANO=$(call BuildFirmware/Default16M/$(1),$(1),miwifi-nano,MIWIFI-NANO)
 Image/Build/Profile/MT7628=$(call BuildFirmware/Default4M/$(1),$(1),mt7628,MT7628)
 Image/Build/Profile/WRTNODE2P=$(call BuildFirmware/Default16M/$(1),$(1),wrtnode2p,WRTNODE2P)
 
@@ -1156,6 +1157,9 @@ define Image/Build/Profile/Default
 	$(call Image/Build/Profile/MT7628,$(1))
 	$(call Image/Build/Profile/WRTNODE2P,$(1))
 endef
+define Image/Build/Profile/MiwifiNano
+	$(call Image/Build/Profile/MIWIFI-NANO,$(1))
+endef
 endif
 
 
diff --git a/target/linux/ramips/mt7628/profiles/miwifinano.mk b/target/linux/ramips/mt7628/profiles/miwifinano.mk
new file mode 100644
index 0000000..18e53c4
--- /dev/null
+++ b/target/linux/ramips/mt7628/profiles/miwifinano.mk
@@ -0,0 +1,18 @@
+#
+# Copyright (C) 2011 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+define Profile/MiwifiNano
+	NAME:=Xiaomi MiWiFi Nano
+	PACKAGES:=\
+		kmod-usb-core kmod-usb2 kmod-usb-ohci \
+		kmod-ledtrig-usbdev
+endef
+
+define Profile/Default/Description
+	Image for Xiaomi MiWiFi Nano
+endef
+$(eval $(call Profile,MiwifiNano))
-- 
2.1.4
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