From cb282f784507b40425ccb45fcaf5f2d38cea17b3 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Thu, 18 Dec 2014 10:45:50 +0100 Subject: ARM: at91: Add Special Function Registers binding documentation The special function registers gather some registers that allow to tweak features provided by IPs controlled through another register range. Signed-off-by: Alexandre Belloni Acked-by: Boris Brezillon [nicolas.ferre@atmel.com: reg size: 0x60] Signed-off-by: Nicolas Ferre --- Documentation/devicetree/bindings/arm/atmel-at91.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt index 562cda9d86d9..571fc76c6edb 100644 --- a/Documentation/devicetree/bindings/arm/atmel-at91.txt +++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt @@ -136,3 +136,19 @@ Example: compatible = "atmel,at91sam9260-rstc"; reg = <0xfffffd00 0x10>; }; + +Special Function Registers (SFR) + +Special Function Registers (SFR) manage specific aspects of the integrated +memory, bridge implementations, processor and other functionality not controlled +elsewhere. + +required properties: +- compatible: Should be "atmel,-sfr", "syscon". + can be "sama5d3" or "sama5d4". +- reg: Should contain registers location and length + + sfr@f0038000 { + compatible = "atmel,sama5d3-sfr", "syscon"; + reg = <0xf0038000 0x60>; + }; -- cgit v1.2.2 From 1d376dff0cd988c7387e4bcd13aa9621f7b466b3 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Tue, 13 Jan 2015 19:12:25 +0100 Subject: ARM: at91/dt: Add a dtsi for at91sam9xe at91sam9xe is slightly different from at91sam9260, in particular it has a different SRAM size and location. Signed-off-by: Alexandre Belloni Acked-by: Boris Brezillon Signed-off-by: Nicolas Ferre --- Documentation/devicetree/bindings/arm/atmel-at91.txt | 1 + 1 file changed, 1 insertion(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt index 571fc76c6edb..ad319f84f560 100644 --- a/Documentation/devicetree/bindings/arm/atmel-at91.txt +++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt @@ -24,6 +24,7 @@ compatible: must be one of: o "atmel,at91sam9g45" o "atmel,at91sam9n12" o "atmel,at91sam9rl" + o "atmel,at91sam9xe" * "atmel,sama5" for SoCs using a Cortex-A5, shall be extended with the specific SoC family: o "atmel,sama5d3" shall be extended with the specific SoC compatible: -- cgit v1.2.2