linux-kernel - [PATCH 16/24] dt-bindings: atmel-sysreg: add bindings for sama7g5

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Date:   Wed, 31 Mar 2021 13:59:00 +0300
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
        <ludovic.desroches@...rochip.com>, <robh+dt@...nel.org>,
        <linux@...linux.org.uk>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH 16/24] dt-bindings: atmel-sysreg: add bindings for sama7g5

Add RAM controller and RAM PHY controller DT bindings.

Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 .../devicetree/bindings/arm/atmel-sysregs.txt     | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
index 807264a78edc..7cd55a760d41 100644
--- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
@@ -45,7 +45,8 @@ RAMC SDRAM/DDR Controller required properties:
 			"atmel,at91sam9260-sdramc",
 			"atmel,at91sam9g45-ddramc",
 			"atmel,sama5d3-ddramc",
-			"microchip,sam9x60-ddramc"
+			"microchip,sam9x60-ddramc",
+			"microchip,sama7g5-uddrc"
 - reg: Should contain registers location and length
 
 Examples:
@@ -55,6 +56,18 @@ Examples:
 		reg = <0xffffe800 0x200>;
 	};
 
+RAMC PHY Controller required properties:
+- compatible: Should be "microchip,sama7g5-ddr3phy", "syscon"
+- reg: Should contain registers location and length
+
+Example:
+
+	ddr3phy: ddr3phy@...04000 {
+		compatible = "microchip,sama7g5-ddr3phy", "syscon";
+		reg = <0xe3804000 0x1000>;
+		status = "okay";
+};
+
 SHDWC Shutdown Controller
 
 required properties:
-- 
2.25.1