linux-kernel - [PATCH v2 3/3] ARM: sunxi: add support for R40 SoC

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Date:   Tue, 22 Aug 2017 13:23:22 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>
Cc:     linux-doc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-sunxi@...glegroups.com, Icenowy Zheng <icenowy@...c.io>
Subject: [PATCH v2 3/3] ARM: sunxi: add support for R40 SoC

Allwinner R40 is a new SoC, with Quad Core Cortex-A7 and peripherals
like A20.

Add support for it.

Signed-off-by: Icenowy Zheng <icenowy@...c.io>
---
Changes in v2:
- Fix alphabetical orders.

 Documentation/arm/sunxi/README                  | 6 ++++++
 Documentation/devicetree/bindings/arm/sunxi.txt | 1 +
 arch/arm/mach-sunxi/sunxi.c                     | 1 +
 3 files changed, 8 insertions(+)

diff --git a/Documentation/arm/sunxi/README b/Documentation/arm/sunxi/README
index de791e18ccef..f8efc21998bf 100644
--- a/Documentation/arm/sunxi/README
+++ b/Documentation/arm/sunxi/README
@@ -76,6 +76,12 @@ SunXi family
         + Datasheet
           http://dl.linux-sunxi.org/H3/Allwinner_H3_Datasheet_V1.0.pdf
 
+      - Allwinner R40 (sun8i)
+        + Datasheet
+          https://github.com/tinalinux/docs/raw/r40-v1.y/R40_Datasheet_V1.0.pdf
+        + User Manual
+          https://github.com/tinalinux/docs/raw/r40-v1.y/Allwinner_R40_User_Manual_V1.0.pdf
+
     * Quad ARM Cortex-A15, Quad ARM Cortex-A7 based SoCs
       - Allwinner A80
         + Datasheet
diff --git a/Documentation/devicetree/bindings/arm/sunxi.txt b/Documentation/devicetree/bindings/arm/sunxi.txt
index f35c6ada5a65..e4beec3d9ad3 100644
--- a/Documentation/devicetree/bindings/arm/sunxi.txt
+++ b/Documentation/devicetree/bindings/arm/sunxi.txt
@@ -14,6 +14,7 @@ using one of the following compatible strings:
   allwinner,sun8i-a83t
   allwinner,sun8i-h2-plus
   allwinner,sun8i-h3
+  allwinner-sun8i-r40
   allwinner,sun8i-v3s
   allwinner,sun9i-a80
   allwinner,sun50i-a64
diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
index 7ab353fb25f2..5e9602ce1573 100644
--- a/arch/arm/mach-sunxi/sunxi.c
+++ b/arch/arm/mach-sunxi/sunxi.c
@@ -65,6 +65,7 @@ static const char * const sun8i_board_dt_compat[] = {
 	"allwinner,sun8i-a83t",
 	"allwinner,sun8i-h2-plus",
 	"allwinner,sun8i-h3",
+	"allwinner,sun8i-r40",
 	"allwinner,sun8i-v3s",
 	NULL,
 };
-- 
2.13.5