dts: msm8952: Rename and use QCOM_BOARD_ID macro for Readboy G500X

Author: S-lkno

Documentation/devices.md

@@ -110,7 +110,7 @@
 - Motorola Moto G5S (montana)
 - Motorola Moto G6 Play (jeter)
 - OPPO A57 (A57) (quirky - see comment in `lk2nd/device/dts/msm8952/msm8940-oppo-a57.dts`)
-- Readboy G500X Tablet (msm8937_64)(support lk1st with qtestsign)
+- Readboy G500X Tablet
 - Redmi 3S (land)
 - Redmi 4 (prada)
 - Redmi 4A (rolex)

lk2nd/device/dts/msm8952/msm8937-readboy-g500x.dts

@@ -7,14 +7,17 @@
 
 / {
 	qcom,msm-id = <QCOM_ID_MSM8937 0>;
-	qcom,board-id = <0x2000b 0>;
+	qcom,board-id = <QCOM_BOARD_ID(QRD, 2, 0) 0>;
 };
 
 &lk2nd {
-		model = "Readboy G500X Tablet";
-		compatible = "readboy,g500x";
+	/*
+	 * Readboy G500X Tablet
+	 * To build lk1st, use: make TOOLCHAIN_PREFIX=arm-none-eabi- lk1st-msm8952
+	 * (with a qtestsign signature after build)
+	 */
+	model = "Readboy G500X Tablet";
+	compatible = "readboy,g500x";
 
-		lk2nd,match-device = "g500x";
-		lk2nd,dtb-files = "msm8937-readboy-g500x";
-    lk2nd,enable-storage;
-	};
+	lk2nd,dtb-files = "msm8937-readboy-g500x";
+};