[PATCH] ath79: mojo c-75: use second flash chip

Tomasz Maciej Nowak tmn505 at gmail.com
Tue Dec 1 12:31:03 EST 2020


The flash capacity is divided in two flash chips and currently only
first is used. Increase available space for OpenWrt by additional 16 MiB
using mtd-concat driver.

Cc: Vladimir Georgievsky <vladimir.georgievsky at yahoo.com>
Signed-off-by: Tomasz Maciej Nowak <tmn505 at gmail.com>
---
 target/linux/ath79/dts/qca9550_mojo_c-75.dts | 24 ++++++++++++++++----
 target/linux/ath79/image/generic.mk          |  2 +-
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/target/linux/ath79/dts/qca9550_mojo_c-75.dts b/target/linux/ath79/dts/qca9550_mojo_c-75.dts
index 51046a740a02..30cff65b39b5 100644
--- a/target/linux/ath79/dts/qca9550_mojo_c-75.dts
+++ b/target/linux/ath79/dts/qca9550_mojo_c-75.dts
@@ -40,6 +40,23 @@
 			linux,default-trigger = "phy1tpt";
 		};
 	};
+
+	mtd-concat {
+		compatible = "mtd-concat";
+		devices = <&concat0 &concat1>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition at 0 {
+				label = "firmware";
+				reg = <0x0 0x1f90000>;
+				compatible = "denx,uimage";
+			};
+		};
+	};
 };
 
 &eth0 {
@@ -121,10 +138,8 @@
 				read-only;
 			};
 
-			partition at 60000 {
-				label = "firmware";
+			concat0: partition at 60000 {
 				reg = <0x060000 0xf90000>;
-				compatible = "denx,uimage";
 			};
 
 			art: partition at ff0000 {
@@ -145,8 +160,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			partition at 0 {
-				label = "opt";
+			concat1: partition at 0 {
 				reg = <0x0 0x1000000>;
 			};
 		};
diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk
index 0f90c00b9c43..b7618a8ab33c 100644
--- a/target/linux/ath79/image/generic.mk
+++ b/target/linux/ath79/image/generic.mk
@@ -1199,7 +1199,7 @@ define Device/mojo_c-75
   DEVICE_ALT0_VENDOR := WatchGuard
   DEVICE_ALT0_MODEL := AP320
   DEVICE_PACKAGES := ath10k-firmware-qca988x kmod-ath10k-ct kmod-usb2
-  IMAGE_SIZE := 15936k
+  IMAGE_SIZE := 32320k
 endef
 TARGET_DEVICES += mojo_c-75
 
-- 
2.29.2




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