openwrt/target/linux/mvebu/patches-4.9/472-armada-solidrun-microsom-backport-improvements.patch

From fc5783a00be9251196091be6b9cdd54fe196630b Mon Sep 17 00:00:00 2001
From: Marko Ratkaj <marko.ratkaj@sartura.hr>
Date: Fri, 7 Apr 2017 11:24:19 +0200
Subject: [PATCH] armada-38x-solidrun-microsom backport improvements from
 upstream

Signed-off-by: Marko Ratkaj <marko.ratkaj@sartura.hr>
---
 .../arm/boot/dts/armada-38x-solidrun-microsom.dtsi | 130 ++++++++++++---------
 1 file changed, 74 insertions(+), 56 deletions(-)

--- a/arch/arm/boot/dts/armada-38x-solidrun-microsom.dtsi
+++ b/arch/arm/boot/dts/armada-38x-solidrun-microsom.dtsi
@@ -17,17 +17,17 @@
  *     modify it under the terms of the GNU General Public License
  *     version 2 as published by the Free Software Foundation.
  *
- *     This file is distributed in the hope that it will be useful
+ *     This file is distributed in the hope that it will be useful,
  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- * Or, alternatively
+ * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
  *     obtaining a copy of this software and associated documentation
  *     files (the "Software"), to deal in the Software without
- *     restriction, including without limitation the rights to use
+ *     restriction, including without limitation the rights to use,
  *     copy, modify, merge, publish, distribute, sublicense, and/or
  *     sell copies of the Software, and to permit persons to whom the
  *     Software is furnished to do so, subject to the following
@@ -36,11 +36,11 @@
  *     The above copyright notice and this permission notice shall be
  *     included in all copies or substantial portions of the Software.
  *
- *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  *     OTHER DEALINGS IN THE SOFTWARE.
@@ -62,45 +62,6 @@
 			  MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>;
 
 		internal-regs {
-			ethernet@70000 {
-				pinctrl-0 = <&ge0_rgmii_pins>;
-				pinctrl-names = "default";
-				phy = <&phy_dedicated>;
-				phy-mode = "rgmii-id";
-				buffer-manager = <&bm>;
-				bm,pool-long = <0>;
-				bm,pool-short = <1>;
-				status = "okay";
-			};
-
-			mdio@72004 {
-				/*
-				 * Add the phy clock here, so the phy can be
-				 * accessed to read its IDs prior to binding
-				 * with the driver.
-				 */
-				pinctrl-0 = <&mdio_pins &microsom_phy_clk_pins>;
-				pinctrl-names = "default";
-
-				phy_dedicated: ethernet-phy@0 {
-					/*
-					 * Annoyingly, the marvell phy driver
-					 * configures the LED register, rather
-					 * than preserving reset-loaded setting.
-					 * We undo that rubbish here.
-					 */
-					marvell,reg-init = <3 16 0 0x101e>;
-					reg = <0>;
-				};
-			};
-
-			pinctrl@18000 {
-				microsom_phy_clk_pins: microsom-phy-clk-pins {
-					marvell,pins = "mpp45";
-					marvell,function = "ref";
-				};
-			};
-
 			rtc@a3800 {
 				/*
 				 * If the rtc doesn't work, run "date reset"
@@ -108,21 +69,78 @@
 				 */
 				status = "okay";
 			};
+		};
+	};
+};
 
-			serial@12000 {
-				pinctrl-0 = <&uart0_pins>;
-				pinctrl-names = "default";
-				status = "okay";
-			};
+&bm {
+	status = "okay";
+};
 
-			bm@c8000 {
-				status = "okay";
-			};
-		};
+&bm_bppi {
+	status = "okay";
+};
 
-		bm-bppi {
-			status = "okay";
-		};
+&eth0 {
+	/* ethernet@70000 */
+	pinctrl-0 = <&ge0_rgmii_pins>;
+	pinctrl-names = "default";
+	phy = <&phy_dedicated>;
+	phy-mode = "rgmii-id";
+	buffer-manager = <&bm>;
+	bm,pool-long = <0>;
+	bm,pool-short = <1>;
+	status = "okay";
+};
 
+&mdio {
+	/*
+	 * Add the phy clock here, so the phy can be accessed to read its
+	 * IDs prior to binding with the driver.
+	 */
+	pinctrl-0 = <&mdio_pins &microsom_phy_clk_pins>;
+	pinctrl-names = "default";
+
+	phy_dedicated: ethernet-phy@0 {
+		/*
+		 * Annoyingly, the marvell phy driver configures the LED
+		 * register, rather than preserving reset-loaded setting.
+		 * We undo that rubbish here.
+		 */
+		marvell,reg-init = <3 16 0 0x101e>;
+		reg = <0>;
 	};
 };
+
+&pinctrl {
+	microsom_phy_clk_pins: microsom-phy-clk-pins {
+		marvell,pins = "mpp45";
+		marvell,function = "ref";
+	};
+	/* Optional eMMC */
+	microsom_sdhci_pins: microsom-sdhci-pins {
+		marvell,pins = "mpp21", "mpp28", "mpp37",
+			       "mpp38", "mpp39", "mpp40";
+		marvell,function = "sd0";
+	};
+};
+
+&spi1 {
+	/* The microsom has an optional W25Q32 on board, connected to CS0 */
+	pinctrl-0 = <&spi1_pins>;
+
+	w25q32: spi-flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "w25q32", "jedec,spi-nor";
+		reg = <0>; /* Chip select 0 */
+		spi-max-frequency = <3000000>;
+		status = "disabled";
+	};
+};
+
+&uart0 {
+	pinctrl-0 = <&uart0_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};