[PATCH V2 2/3] Documentation: sprd: Add bindings for SP9860G
From: robh@kernel.org (Rob Herring)
Date: 2017-02-28 09:49:36
Also in:
linux-devicetree, lkml
On Tue, Feb 21, 2017 at 02:55:03PM +0800, Chunyan Zhang wrote:
Added support for Spreadtrum SP9860G board and SC9860 SoC. This patch also revised bindings of SC9836 to make the format more clear. Signed-off-by: Chunyan Zhang <redacted> --- Documentation/devicetree/bindings/arm/sprd.txt | 13 ++++++++----- Documentation/devicetree/bindings/serial/sprd-uart.txt | 16 +++++++++++++++-
Probably should be 2 commits. "dt-bindings: (arm|serial): " is the preferred subject prefix.
quoted hunk ↗ jump to hunk
2 files changed, 23 insertions(+), 6 deletions(-)diff --git a/Documentation/devicetree/bindings/arm/sprd.txt b/Documentation/devicetree/bindings/arm/sprd.txt index 31a629d..3df034b 100644 --- a/Documentation/devicetree/bindings/arm/sprd.txt +++ b/Documentation/devicetree/bindings/arm/sprd.txt@@ -1,11 +1,14 @@ Spreadtrum SoC Platforms Device Tree Bindings ---------------------------------------------------- -Sharkl64 is a Spreadtrum's SoC Platform which is based -on ARM 64-bit processor. +SC9836 openphone Board +Required root node properties: + - compatible = "sprd,sc9836-openphone", "sprd,sc9836"; -SC9836 openphone board with SC9836 SoC based on the -Sharkl64 Platform shall have the following properties. +SC9860 SoC +Required root node properties: + - compatible = "sprd,sc9860" +SP9860G 3GFHD Board Required root node properties: - - compatible = "sprd,sc9836-openphone", "sprd,sc9836"; + - compatible = "sprd,sp9860g-1h10", "sprd,sc9860";diff --git a/Documentation/devicetree/bindings/serial/sprd-uart.txt b/Documentation/devicetree/bindings/serial/sprd-uart.txt index 2aff0f2..f530cbb 100644 --- a/Documentation/devicetree/bindings/serial/sprd-uart.txt +++ b/Documentation/devicetree/bindings/serial/sprd-uart.txt@@ -1,7 +1,21 @@ * Spreadtrum serial UART Required properties: -- compatible: must be "sprd,sc9836-uart" +- compatible must contain: + * "sprd,sc9836-uart" for SC9836 and all Spreadtrum SoCs + This also can be specific with: + * "sprd, sc9860-uart" for SC9860
space ^
+
- reg: offset and length of the register set for the device
- interrupts: exactly one interrupt specifier
- clocks: phandles to input clocks.
+
+Example:
+ uart0: serial at 70000000 {
+ compatible = "sprd,sc9838-uart",
+ "sprd,sc9836-uart";
+ reg = <0x000000 0x100>;
+ interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ext_26m>;
+ status = "disabled";No need for status in examples.
+ }; -- 2.7.4