arm: mvebu: Convert CRS305-1G-4S board to CRS3xx-98DX3236

Convert the CRS305-1G-4S board to CRS3xx-98DX3236 to enable easier
implementation of new CRS3xx series boards, based on Marvell Prestera
98DX3236.

Signed-off-by: Luka Kovacic <luka.kovacic@sartura.hr>
Reviewed-by: Stefan Roese <sr@denx.de>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Cc: Jakov Petrina <jakov.petrina@sartura.hr>

3 files changed, 121 insertions, 103 deletions

diff --git a/arch/arm/dts/armada-xp-crs305-1g-4s.dts b/arch/arm/dts/armada-xp-crs305-1g-4s.dts
index 1116f5c..010b83b 100644
--- a/arch/arm/dts/armada-xp-crs305-1g-4s.dts
+++ b/arch/arm/dts/armada-xp-crs305-1g-4s.dts
@@ -1,110 +1,17 @@
 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
- * Device Tree file for CRS305-1G-4S board
+ * Device Tree file for MikroTik CRS305-1G-4S+ board
  *
- * Copyright (C) 2016 Allied Telesis Labs
- *
- * Based on armada-xp-db.dts
- *
- * Note: this Device Tree assumes that the bootloader has remapped the
- * internal registers to 0xf1000000 (instead of the default
- * 0xd0000000). The 0xf1000000 is the default used by the recent,
- * DT-capable, U-Boot bootloaders provided by Marvell. Some earlier
- * boards were delivered with an older version of the bootloader that
- * left internal registers mapped at 0xd0000000. If you are in this
- * situation, you should either update your bootloader (preferred
- * solution) or the below Device Tree should be adjusted.
+ * Copyright (C) 2020 Sartura Ltd.
+ * Author: Luka Kovacic <luka.kovacic@sartura.hr>
  */
 
-/dts-v1/;
-#include "armada-xp-98dx3236.dtsi"
-#include "armada-xp-crs305-1g-4s-u-boot.dtsi"
+#include "armada-xp-crs305-1g-4s.dtsi"
 
 / {
-	model = "CRS305-1G-4S";
-	compatible = "marvell,armadaxp-98dx3236", "marvell,armadaxp-mv78260", "marvell,armadaxp", "marvell,armada-370-xp";
-
-	chosen {
-		stdout-path = "serial0:115200n8";
-		bootargs = "console=ttyS0,115200 earlyprintk";
-	};
-
-	aliases {
-		spi0 = &spi0;
-	};
-
-	memory {
-		device_type = "memory";
-		reg = <0 0x00000000 0 0x20000000>; /* 512 MB */
-	};
-};
-
-&L2 {
-	arm,parity-enable;
-	marvell,ecc-enable;
-};
-
-&devbus_bootcs {
-	status = "okay";
-
-	/* Device Bus parameters are required */
-
-	/* Read parameters */
-	devbus,bus-width    = <16>;
-	devbus,turn-off-ps  = <60000>;
-	devbus,badr-skew-ps = <0>;
-	devbus,acc-first-ps = <124000>;
-	devbus,acc-next-ps  = <248000>;
-	devbus,rd-setup-ps  = <0>;
-	devbus,rd-hold-ps   = <0>;
-
-	/* Write parameters */
-	devbus,sync-enable = <0>;
-	devbus,wr-high-ps  = <60000>;
-	devbus,wr-low-ps   = <60000>;
-	devbus,ale-wr-ps   = <60000>;
-};
-
-&uart0 {
-	status = "okay";
-};
-
-&uart1 {
-	status = "okay";
-};
-
-&i2c0 {
-	clock-frequency = <100000>;
-	status = "okay";
-};
-
-&usb0 {
-	status = "okay";
+	model = "MikroTik CRS305-1G-4S+";
 };
 
 &spi0 {
 	status = "okay";
-
-	spi-flash@0 {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		compatible = "spi-flash", "jedec,spi-nor";
-		reg = <0>; /* Chip select 0 */
-		spi-max-frequency = <108000000>;
-		m25p,fast-read;
-
-		partition@u-boot {
-			reg = <0x00000000 0x00100000>;
-			label = "u-boot";
-		};
-		partition@u-boot-env {
-			reg = <0x00100000 0x00040000>;
-			label = "u-boot-env";
-		};
-		partition@unused {
-			reg = <0x00140000 0x00ec0000>;
-			label = "unused";
-		};
-
-	};
 };
diff --git a/arch/arm/dts/armada-xp-crs305-1g-4s.dtsi b/arch/arm/dts/armada-xp-crs305-1g-4s.dtsi
new file mode 100644
index 0000000..c8839ea
--- /dev/null
+++ b/arch/arm/dts/armada-xp-crs305-1g-4s.dtsi
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Device Tree file for CRS305-1G-4S board
+ *
+ * Copyright (C) 2016 Allied Telesis Labs
+ * Copyright (C) 2020 Sartura Ltd.
+ *
+ * Based on armada-xp-db.dts
+ *
+ * Note: this Device Tree assumes that the bootloader has remapped the
+ * internal registers to 0xf1000000 (instead of the default
+ * 0xd0000000). The 0xf1000000 is the default used by the recent,
+ * DT-capable, U-Boot bootloaders provided by Marvell. Some earlier
+ * boards were delivered with an older version of the bootloader that
+ * left internal registers mapped at 0xd0000000. If you are in this
+ * situation, you should either update your bootloader (preferred
+ * solution) or the below Device Tree should be adjusted.
+ */
+
+/dts-v1/;
+#include "armada-xp-98dx3236.dtsi"
+#include "armada-xp-crs305-1g-4s-u-boot.dtsi"
+
+/ {
+	model = "CRS305-1G-4S+";
+	compatible = "marvell,armadaxp-98dx3236", "marvell,armadaxp-mv78260", "marvell,armadaxp", "marvell,armada-370-xp";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+		bootargs = "console=ttyS0,115200 earlyprintk";
+	};
+
+	aliases {
+		spi0 = &spi0;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x00000000 0 0x20000000>; /* 512 MB */
+	};
+};
+
+&L2 {
+	arm,parity-enable;
+	marvell,ecc-enable;
+};
+
+&devbus_bootcs {
+	status = "okay";
+
+	/* Device Bus parameters are required */
+
+	/* Read parameters */
+	devbus,bus-width    = <16>;
+	devbus,turn-off-ps  = <60000>;
+	devbus,badr-skew-ps = <0>;
+	devbus,acc-first-ps = <124000>;
+	devbus,acc-next-ps  = <248000>;
+	devbus,rd-setup-ps  = <0>;
+	devbus,rd-hold-ps   = <0>;
+
+	/* Write parameters */
+	devbus,sync-enable = <0>;
+	devbus,wr-high-ps  = <60000>;
+	devbus,wr-low-ps   = <60000>;
+	devbus,ale-wr-ps   = <60000>;
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&i2c0 {
+	clock-frequency = <100000>;
+	status = "okay";
+};
+
+&usb0 {
+	status = "okay";
+};
+
+&spi0 {
+	status = "okay";
+
+	spi-flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "spi-flash", "jedec,spi-nor";
+		reg = <0>; /* Chip select 0 */
+		spi-max-frequency = <108000000>;
+		m25p,fast-read;
+
+		partition@u-boot {
+			reg = <0x00000000 0x00080000>;
+			label = "u-boot";
+		};
+		partition@u-boot-env {
+			reg = <0x00080000 0x00010000>;
+			label = "u-boot-env";
+		};
+		partition@firmware {
+			reg = <0x00090000 0x00f70000>;
+			label = "firmware";
+		};
+
+	};
+};
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig
index 645990b..0d8e092 100644
--- a/arch/arm/mach-mvebu/Kconfig
+++ b/arch/arm/mach-mvebu/Kconfig
@@ -165,8 +165,8 @@ config TARGET_DB_XC3_24G4XG
 	bool "Support DB-XC3-24G4XG"
 	select 98DX3336
 
-config TARGET_CRS305_1G_4S
-	bool "Support CRS305-1G-4S"
+config TARGET_CRS3XX_98DX3236
+	bool "Support CRS3XX-98DX3236"
 	select 98DX3236
 
 endchoice
@@ -188,7 +188,7 @@ config SYS_BOARD
 	default "a38x" if TARGET_CONTROLCENTERDC
 	default "x530" if TARGET_X530
 	default "db-xc3-24g4xg" if TARGET_DB_XC3_24G4XG
-	default "crs305-1g-4s" if TARGET_CRS305_1G_4S
+	default "crs3xx-98dx3236" if TARGET_CRS3XX_98DX3236
 
 config SYS_CONFIG_NAME
 	default "clearfog" if TARGET_CLEARFOG
@@ -207,7 +207,7 @@ config SYS_CONFIG_NAME
 	default "controlcenterdc" if TARGET_CONTROLCENTERDC
 	default "x530" if TARGET_X530
 	default "db-xc3-24g4xg" if TARGET_DB_XC3_24G4XG
-	default "crs305-1g-4s" if TARGET_CRS305_1G_4S
+	default "crs3xx-98dx3236" if TARGET_CRS3XX_98DX3236
 
 config SYS_VENDOR
 	default "Marvell" if TARGET_DB_MV784MP_GP
@@ -225,7 +225,7 @@ config SYS_VENDOR
 	default "CZ.NIC" if TARGET_TURRIS_MOX
 	default "gdsys" if TARGET_CONTROLCENTERDC
 	default "alliedtelesis" if TARGET_X530
-	default "mikrotik" if TARGET_CRS305_1G_4S
+	default "mikrotik" if TARGET_CRS3XX_98DX3236
 
 config SYS_SOC
 	default "mvebu"