ramips: add preliminary Archer C20i support

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 43898

target/linux/ramips/base-files/lib/ramips.sh

@@ -58,6 +58,9 @@ ramips_board_detect() {
 	*"ARC FreeStation5")
 		name="freestation5"
 		;;
+	*"Archer C20i")
+		name="c20i"
+		;;
 	*"Argus ATP-52B")
 		name="argus-atp52b"
 		;;

target/linux/ramips/base-files/lib/upgrade/platform.sh

@@ -145,6 +145,13 @@ platform_check_image() {
 		}
 		return 0
 		;;
+	c20i)
+		[ "$magic" != "03000000" ] && {
+			echo "Invalid image type."
+			return 1
+		}
+		return 0
+		;;
 	esac
 
 	echo "Sysupgrade is not yet supported on $board."

target/linux/ramips/dts/ArcherC20i.dts

@@ -0,0 +1,111 @@
+/dts-v1/;
+
+/include/ "mt7620a.dtsi"
+
+/ {
+	compatible = "ralink,mt7620a-soc";
+	model = "TP-Link Archer C20i";
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+	};
+
+	palmbus@10000000 {
+		gpio2: gpio@660 {
+			status = "okay";
+		};
+
+		spi@b00 {
+			status = "okay";
+
+			m25p80@0 {
+				#address-cells = <1>;
+				#size-cells = <1>;
+				compatible = "en25q64";
+				reg = <0 0>;
+				linux,modalias = "m25p80", "mx25l6405d";
+				spi-max-frequency = <10000000>;
+
+				partition@0 {
+					label = "u-boot";
+					reg = <0x0 0x20000>;
+					read-only;
+				};
+
+				partition@20000 {
+					label = "firmware";
+					reg = <0x20000 0x7a0000>;
+				};
+
+				partition@7c0000 {
+					label = "config";
+					reg = <0x7c0000 0x10000>;
+				};
+
+				rom: partition@7d0000 {
+					label = "rom";
+					reg = <0x7d0000 0x10000>;
+				};
+
+				partition@7e0000 {
+					label = "romfile";
+					reg = <0x7e0000 0x10000>;
+				};
+
+				radio: partition@7f0000 {
+					label = "radio";
+					reg = <0x7f0000 0x10000>;
+				};
+			};
+		};
+	};
+
+	pinctrl {
+		state_default: pinctrl0 {
+			gpio {
+				ralink,group = "i2c", "uartf", "rgmii1", "rgmii2", "wled", "nd_sd";
+				ralink,function = "gpio";
+			};
+		};
+	};
+
+	ethernet@10100000 {
+		pinctrl-names = "default";
+		pinctrl-0 = <&ephy_pins>;
+
+		mtd-mac-address = <&rom 0xf100>;
+		ralink,port-map = "wllll";
+	};
+
+	gsw@10110000 {
+		ralink,port4 = "ephy";
+	};
+
+	wmac@10180000 {
+		ralink,mtd-eeprom = <&radio 0>;
+	};
+
+	pcie@10140000 {
+		status = "okay";
+
+		pcie-bridge {
+			mt76@0,0 {
+				reg = <0x0000 0 0 0 0>;
+				device_type = "pci";
+				mediatek,mtd-eeprom = <&radio 32768>;
+				mediatek,2ghz = <0>;
+			};
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+	};
+
+	gpio-keys-polled {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <20>;
+	};
+};

target/linux/ramips/image/Makefile

@@ -90,6 +90,23 @@ define MkImageTrx/squashfs
 	$(CP) $(KDIR)/$(output_name) $(BIN_DIR)/$(output_name)
 endef
 
+define MkImageTpl/squashfs
+	$(eval output_name=$(IMG_PREFIX)-$(2)-$(1)-$(if $(4),$(4),sysupgrade).bin)
+	$(STAGING_DIR_HOST)/bin/mktplinkfw2 -V "ver. 2.0" -B "$(2)" -j \
+		-o $(KDIR)/$(output_name) \
+		-k $(KDIR)/vmlinux-$(1)$(4).bin.lzma \
+		-r $(KDIR)/root.$(1)
+	$(CP) $(KDIR)/$(output_name) $(BIN_DIR)/$(output_name)
+endef
+
+define MkImageTpl/initramfs
+	$(eval output_name=$(IMG_PREFIX)-$(2)-$(1).bin)
+	$(STAGING_DIR_HOST)/bin/mktplinkfw2 -V "ver. 2.0" -B "$(2)" -c \
+		-o $(KDIR)/$(output_name) \
+		-k $(KDIR)/vmlinux-$(1).bin.lzma
+	$(CP) $(KDIR)/$(output_name) $(BIN_DIR)/$(output_name)
+endef
+
 # $(1), lowercase board name like "mt7620a_v22sg"
 # $(2), DTS filename without .dts extension
 # $(3), optional filename suffix, e.g. "-initramfs"
@@ -124,6 +141,16 @@ define BuildFirmware/OF/trx
 	$(call MkImageTrx/$(1),$(1),$(2),$(4),$(6))
 endef
 
+define BuildFirmware/OF/tplink
+	$(call PatchKernelLzmaDtb,$(1),$(2),$(4))
+	$(call MkImageTpl/$(1),$(1),$(2),$(4),$(5))
+endef
+
+define BuildFirmware/OF/tplink/initramfs
+	$(call PatchKernelLzmaDtb,$(2),$(3),-initramfs)
+	$(call MkImageTpl/$(1),$(1),$(2),$(4),$(5))
+endef
+
 # $(1), squashfs/initramfs
 # $(2), lowercase board name
 # $(3), DTS filename without .dts extension
@@ -154,6 +181,8 @@ BuildFirmware/Default8M/squashfs=$(call BuildFirmware/OF,$(1),$(2),$(3),$(ralink
 BuildFirmware/Default8M/initramfs=$(call BuildFirmware/OF/initramfs,$(1),$(2),$(3),$(4))
 BuildFirmware/Trx8M/squashfs=$(call BuildFirmware/OF/trx,$(1),$(2),$(3),$(ralink_default_fw_size_8M),$(4))
 BuildFirmware/Trx8M/initramfs=$(call BuildFirmware/OF/initramfs,$(1),$(2),$(3),$(4))
+BuildFirmware/Tplink/squashfs=$(call BuildFirmware/OF/tplink,$(1),$(2),$(3),$(4))
+BuildFirmware/Tplink/initramfs=$(call BuildFirmware/OF/tplink/initramfs,$(1),$(2),$(3),$(4))
 
 ralink_default_fw_size_16M=16121856
 BuildFirmware/Default16M/squashfs=$(call BuildFirmware/OF,$(1),$(2),$(3),$(ralink_default_fw_size_16M),$(4))
@@ -810,6 +839,7 @@ Image/Build/Profile/WR8305RT=$(call BuildFirmware/Default8M/$(1),$(1),wr8305rt,W
 Image/Build/Profile/WRTNODE=$(call BuildFirmware/Default16M/$(1),$(1),wrtnode,WRTNODE)
 Image/Build/Profile/WT3020=$(call BuildFirmware/PorayDualSize/$(1),$(1),wt3020,WT3020)
 Image/Build/Profile/ZBT-WA05=$(call BuildFirmware/Default8M/$(1),$(1),zbt-wa05,ZBT-WA05)
+Image/Build/Profile/ArcherC20i=$(call BuildFirmware/Tplink/$(1),$(1),ArcherC20i,ArcherC20i)
 
 
 ifeq ($(SUBTARGET),mt7620)
@@ -836,6 +866,7 @@ define Image/Build/Profile/Default
 	$(call Image/Build/Profile/WRTNODE,$(1))
 	$(call Image/Build/Profile/WT3020,$(1))
 	$(call Image/Build/Profile/ZBT-WA05,$(1))
+	$(call Image/Build/Profile/ArcherC20i,$(1))
 endef
 endif
 

target/linux/ramips/mt7620/config-3.14

@@ -113,6 +113,7 @@ CONFIG_MTD_M25P80=y
 CONFIG_MTD_NAND_MT7620=y
 CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_SPLIT_FIRMWARE=y
+CONFIG_MTD_SPLIT_TPLINK_FW=y
 CONFIG_MTD_SPLIT_UIMAGE_FW=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEED_PER_CPU_KM=y