ARM: sunxi: add support for H2+ SoC

Allwinner H2+ is a quad-core Cortex-A7 SoC.

It is very like H3, that they share the same SoC ID (0x1680), and H3
memory maps as well as drivers works well on the SoC.

Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/Documentation/arm/sunxi/README b/Documentation/arm/sunxi/README
index cd0243302bc1c2055f73c98d21322d85a803bd66..1fe4d99cb43e2287f21b1a06759494a35ff0ae17 100644 (file)
--- a/Documentation/arm/sunxi/README
+++ b/Documentation/arm/sunxi/README
@@ -63,6 +63,10 @@ SunXi family
         + User Manual
           http://dl.linux-sunxi.org/A33/A33%20user%20manual%20release%201.1.pdf
 
+      - Allwinner H2+ (sun8i)
+        + No document available now, but is known to be working properly with
+          H3 drivers and memory map.
+
       - Allwinner H3 (sun8i)
         + Datasheet
           http://dl.linux-sunxi.org/H3/Allwinner_H3_Datasheet_V1.0.pdf

diff --git a/Documentation/devicetree/bindings/arm/sunxi.txt b/Documentation/devicetree/bindings/arm/sunxi.txt
index 4d6467cc2aa2504b4ce2b9a29ef418761c6ac03a..d2c46449b4eb39fd57c75778eb2f62a080725260 100644 (file)
--- a/Documentation/devicetree/bindings/arm/sunxi.txt
+++ b/Documentation/devicetree/bindings/arm/sunxi.txt
@@ -12,6 +12,7 @@ using one of the following compatible strings:
   allwinner,sun8i-a23
   allwinner,sun8i-a33
   allwinner,sun8i-a83t
+  allwinner,sun8i-h2-plus
   allwinner,sun8i-h3
   allwinner,sun9i-a80
   allwinner,sun50i-a64

diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
index 2e2bde271205e0fcee558d494e87750e213e785f..320d2afdbc7803ea23f747f75a45c871ba91049c 100644 (file)
--- a/arch/arm/mach-sunxi/sunxi.c
+++ b/arch/arm/mach-sunxi/sunxi.c
@@ -63,6 +63,7 @@ static const char * const sun8i_board_dt_compat[] = {
        "allwinner,sun8i-a23",
        "allwinner,sun8i-a33",
        "allwinner,sun8i-a83t",
+       "allwinner,sun8i-h2-plus",
        "allwinner,sun8i-h3",
        NULL,
 };