[openwrt/openwrt] ath79: D-Link DAP-2xxx (QCA955x): convert ath9k caldata to nvmem

[LEDE Commits]

svanheule pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/e2bf11639bc8e8d46baf9d34a8f72fa8a1eefbab

commit e2bf11639bc8e8d46baf9d34a8f72fa8a1eefbab
Author: Sander Vanheule <sander at svanheule.net>
AuthorDate: Sat Jun 11 11:29:15 2022 +0200

    ath79: D-Link DAP-2xxx (QCA955x): convert ath9k caldata to nvmem
    
    Convert the calibration data reference for the ath9k radio to an
    nvmem-cell, replacing the downstream mtd-cal-data property.
    
    Cc: Sebastian Schaper <openwrt at sebastianschaper.net>
    Signed-off-by: Sander Vanheule <sander at svanheule.net>
---
 target/linux/ath79/dts/qca955x_dlink_dap-2xxx.dtsi | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/target/linux/ath79/dts/qca955x_dlink_dap-2xxx.dtsi b/target/linux/ath79/dts/qca955x_dlink_dap-2xxx.dtsi
index 21fde53cc8..3e254fa494 100644
--- a/target/linux/ath79/dts/qca955x_dlink_dap-2xxx.dtsi
+++ b/target/linux/ath79/dts/qca955x_dlink_dap-2xxx.dtsi
@@ -46,6 +46,14 @@
 				label = "art";
 				reg = <0xff0000 0x10000>;
 				read-only;
+
+				compatible = "nvmem-cells";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				cal_ath9k: calibration at 1000 {
+					reg = <0x1000 0x440>;
+				};
 			};
 		};
 	};
@@ -54,5 +62,6 @@
 &wmac {
 	status = "okay";
 
-	mtd-cal-data = <&art 0x1000>;
+	nvmem-cells = <&cal_ath9k>;
+	nvmem-cell-names = "calibration";
 };