[PATCH v4 1/3] ARM: sunxi: Introduce Allwinner for A83T support

Vishnu Patekar vishnupatekar0510 at gmail.com
Wed Jan 6 05:11:52 PST 2016


Allwinner A83T is octa-core cortex-a7 based SoC.
It's clock control unit and prcm, pinmux are different from previous sun8i
series.
Its processor cores are arragned in two clusters 4 cores each,
similar to A80.

Signed-off-by: Vishnu Patekar <vishnupatekar0510 at gmail.com>
Acked-by: Rob Herring <robh at kernel.org>
Acked-by: Chen-Yu Tsai <wens at csie.org>
---
 Documentation/arm/sunxi/README                  | 1 -
 Documentation/devicetree/bindings/arm/sunxi.txt | 1 +
 arch/arm/mach-sunxi/sunxi.c                     | 1 +
 drivers/clk/sunxi/clk-sunxi.c                   | 6 ++++++
 4 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/Documentation/arm/sunxi/README b/Documentation/arm/sunxi/README
index 430d279..e5a115f 100644
--- a/Documentation/arm/sunxi/README
+++ b/Documentation/arm/sunxi/README
@@ -72,6 +72,5 @@ SunXi family
 
     * Octa ARM Cortex-A7 based SoCs
       - Allwinner A83T
-        + Not Supported
         + Datasheet
           http://dl.linux-sunxi.org/A83T/A83T_datasheet_Revision_1.1.pdf
diff --git a/Documentation/devicetree/bindings/arm/sunxi.txt b/Documentation/devicetree/bindings/arm/sunxi.txt
index bb9b0faa..7e79fcc 100644
--- a/Documentation/devicetree/bindings/arm/sunxi.txt
+++ b/Documentation/devicetree/bindings/arm/sunxi.txt
@@ -11,5 +11,6 @@ using one of the following compatible strings:
   allwinner,sun7i-a20
   allwinner,sun8i-a23
   allwinner,sun8i-a33
+  allwinner,sun8i-a83t
   allwinner,sun8i-h3
   allwinner,sun9i-a80
diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
index c2be98f..3c15619 100644
--- a/arch/arm/mach-sunxi/sunxi.c
+++ b/arch/arm/mach-sunxi/sunxi.c
@@ -69,6 +69,7 @@ MACHINE_END
 static const char * const sun8i_board_dt_compat[] = {
 	"allwinner,sun8i-a23",
 	"allwinner,sun8i-a33",
+	"allwinner,sun8i-a83t",
 	"allwinner,sun8i-h3",
 	NULL,
 };
diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c
index 5ba2188..0d45253 100644
--- a/drivers/clk/sunxi/clk-sunxi.c
+++ b/drivers/clk/sunxi/clk-sunxi.c
@@ -1219,6 +1219,12 @@ CLK_OF_DECLARE(sun8i_a23_clk_init, "allwinner,sun8i-a23", sun6i_init_clocks);
 CLK_OF_DECLARE(sun8i_a33_clk_init, "allwinner,sun8i-a33", sun6i_init_clocks);
 CLK_OF_DECLARE(sun8i_h3_clk_init, "allwinner,sun8i-h3", sun6i_init_clocks);
 
+static void __init sun8i_a83t_init_clocks(struct device_node *node)
+{
+	sunxi_init_clocks(NULL, 0);
+}
+CLK_OF_DECLARE(sun8i_a83t_clk_init, "allwinner,sun8i-a83t", sun8i_a83t_init_clocks);
+
 static void __init sun9i_init_clocks(struct device_node *node)
 {
 	sunxi_init_clocks(NULL, 0);
-- 
1.9.1




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