ath79: Add support for TP-Link Archer C60 v2

TP-Link Archer C60 v2 is a dual-band AC1350 router,
based on Qualcomm/Atheros QCA9561 + QCA9886.

Specification:

- 775/650/258 MHz (CPU/DDR/AHB)
- 64 MB of RAM (DDR2)
- 8 MB of FLASH (SPI NOR)
- 3T3R 2.4 GHz
- 2T2R 5 GHz
- 5x 10/100 Mbps Ethernet
- 7x LED, 2x button
- UART header on PCB

Flash instruction (WebUI):
Download *-factory.bin image and upload it via the firmwary upgrade
function of the stock firmware WebUI.

Flash instruction (TFTP):
1. Set PC to fixed IP address 192.168.0.66
2. Download *-factory.bin image and rename it to tp_recovery.bin
3. Start a tftp server with the file tp_recovery.bin in its root
   directory
4. Turn off the router
5. Press and hold reset button
6. Turn on router with the reset button pressed and wait ~15 seconds
7. Release the reset button and after a short time the firmware should
   be transferred from the tftp server
8. Wait ~30 second to complete recovery

Flash instruction (under U-Boot, using UART):
tftp 0x81000000 ...-sysupgrade.bin
erase 0x9f030000 +$filesize
cp.b $fileaddr 0x9f030000 $filesize
reset

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
(cherry picked from commit 974d6958a7c6332438ab4cda98e72156c8d944ed)

1 files changed, 62 insertions, 0 deletions

diff --git a/target/linux/ath79/dts/qca9561_tplink_archer-c60-v2.dts b/target/linux/ath79/dts/qca9561_tplink_archer-c60-v2.dts
new file mode 100644
index 0000000000..29f916734e
--- /dev/null
+++ b/target/linux/ath79/dts/qca9561_tplink_archer-c60-v2.dts
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/dts-v1/;
+
+#include "qca9561_tplink_archer-c6x.dtsi"
+
+/ {
+	compatible = "tplink,archer-c60-v2", "qca,qca9561";
+	model = "TP-Link Archer C60 v2";
+};
+
+&spi {
+	status = "okay";
+	num-cs = <1>;
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <25000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "factory-boot";
+				reg = <0x000000 0x01fb00>;
+				read-only;
+			};
+
+			mac: partition@1fb00 {
+				label = "mac";
+				reg = <0x01fb00 0x000500>;
+				read-only;
+			};
+
+			partition@20000 {
+				label = "u-boot";
+				reg = <0x020000 0x010000>;
+				read-only;
+			};
+
+			partition@30000 {
+				compatible = "denx,uimage";
+				label = "firmware";
+				reg = <0x030000 0x7a0000>;
+			};
+
+			partition@7d0000 {
+				label = "tplink";
+				reg = <0x7d0000 0x020000>;
+				read-only;
+			};
+
+			art: partition@7f0000 {
+				label = "art";
+				reg = <0x7f0000 0x010000>;
+				read-only;
+			};
+		};
+	};
+};