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ARM: sunxi: DT: Convert the DTs to use a header for the DMA arguments 

The DMA engine for the A10/A20 and derivatives require an opaque extra
argument.

Add a dt-bindings header, and convert the device trees to it.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
hifive-unleashed-5.1
Maxime Ripard 2014-12-16 22:59:56 +01:00
parent bca12924f0
commit 1f9f6a7873
5 changed files with 92 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
arch/arm/boot/dts/sun4i-a10.dtsi
View File

@ -12,6 +12,8 @@
#include "skeleton.dtsi"
#include <dt-bindings/dma/sun4i-a10.h>
/ {
interrupt-parent = <&intc>;
@ -367,7 +369,8 @@
interrupts = <10>;
clocks = <&ahb_gates 20>, <&spi0_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 27>, <&dma 1 26>;
dmas = <&dma SUN4I_DMA_DEDICATED 27>,
<&dma SUN4I_DMA_DEDICATED 26>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -380,7 +383,8 @@
interrupts = <11>;
clocks = <&ahb_gates 21>, <&spi1_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 9>, <&dma 1 8>;
dmas = <&dma SUN4I_DMA_DEDICATED 9>,
<&dma SUN4I_DMA_DEDICATED 8>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -477,7 +481,8 @@
interrupts = <12>;
clocks = <&ahb_gates 22>, <&spi2_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 29>, <&dma 1 28>;
dmas = <&dma SUN4I_DMA_DEDICATED 29>,
<&dma SUN4I_DMA_DEDICATED 28>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -518,7 +523,8 @@
interrupts = <50>;
clocks = <&ahb_gates 23>, <&spi3_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 31>, <&dma 1 30>;
dmas = <&dma SUN4I_DMA_DEDICATED 31>,
<&dma SUN4I_DMA_DEDICATED 30>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;

11
arch/arm/boot/dts/sun5i-a10s.dtsi
View File

@ -13,6 +13,8 @@
#include "skeleton.dtsi"
#include <dt-bindings/dma/sun4i-a10.h>
/ {
interrupt-parent = <&intc>;
@ -320,7 +322,8 @@
interrupts = <10>;
clocks = <&ahb_gates 20>, <&spi0_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 27>, <&dma 1 26>;
dmas = <&dma SUN4I_DMA_DEDICATED 27>,
<&dma SUN4I_DMA_DEDICATED 26>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -333,7 +336,8 @@
interrupts = <11>;
clocks = <&ahb_gates 21>, <&spi1_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 9>, <&dma 1 8>;
dmas = <&dma SUN4I_DMA_DEDICATED 9>,
<&dma SUN4I_DMA_DEDICATED 8>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -421,7 +425,8 @@
interrupts = <12>;
clocks = <&ahb_gates 22>, <&spi2_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 29>, <&dma 1 28>;
dmas = <&dma SUN4I_DMA_DEDICATED 29>,
<&dma SUN4I_DMA_DEDICATED 28>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;

11
arch/arm/boot/dts/sun5i-a13.dtsi
View File

@ -13,6 +13,8 @@
#include "skeleton.dtsi"
#include <dt-bindings/dma/sun4i-a10.h>
/ {
interrupt-parent = <&intc>;
@ -304,7 +306,8 @@
interrupts = <10>;
clocks = <&ahb_gates 20>, <&spi0_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 27>, <&dma 1 26>;
dmas = <&dma SUN4I_DMA_DEDICATED 27>,
<&dma SUN4I_DMA_DEDICATED 26>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -317,7 +320,8 @@
interrupts = <11>;
clocks = <&ahb_gates 21>, <&spi1_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 9>, <&dma 1 8>;
dmas = <&dma SUN4I_DMA_DEDICATED 9>,
<&dma SUN4I_DMA_DEDICATED 8>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -380,7 +384,8 @@
interrupts = <12>;
clocks = <&ahb_gates 22>, <&spi2_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 29>, <&dma 1 28>;
dmas = <&dma SUN4I_DMA_DEDICATED 29>,
<&dma SUN4I_DMA_DEDICATED 28>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;

14
arch/arm/boot/dts/sun7i-a20.dtsi
View File

@ -49,6 +49,8 @@
#include "skeleton.dtsi"
#include <dt-bindings/dma/sun4i-a10.h>
/ {
interrupt-parent = <&gic>;
@ -479,7 +481,8 @@
interrupts = <0 10 4>;
clocks = <&ahb_gates 20>, <&spi0_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 27>, <&dma 1 26>;
dmas = <&dma SUN4I_DMA_DEDICATED 27>,
<&dma SUN4I_DMA_DEDICATED 26>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -492,7 +495,8 @@
interrupts = <0 11 4>;
clocks = <&ahb_gates 21>, <&spi1_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 9>, <&dma 1 8>;
dmas = <&dma SUN4I_DMA_DEDICATED 9>,
<&dma SUN4I_DMA_DEDICATED 8>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -589,7 +593,8 @@
interrupts = <0 12 4>;
clocks = <&ahb_gates 22>, <&spi2_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 29>, <&dma 1 28>;
dmas = <&dma SUN4I_DMA_DEDICATED 29>,
<&dma SUN4I_DMA_DEDICATED 28>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;
@ -630,7 +635,8 @@
interrupts = <0 50 4>;
clocks = <&ahb_gates 23>, <&spi3_clk>;
clock-names = "ahb", "mod";
dmas = <&dma 1 31>, <&dma 1 30>;
dmas = <&dma SUN4I_DMA_DEDICATED 31>,
<&dma SUN4I_DMA_DEDICATED 30>;
dma-names = "rx", "tx";
status = "disabled";
#address-cells = <1>;

56
include/dt-bindings/dma/sun4i-a10.h 100644
View File

@ -0,0 +1,56 @@
/*
* Copyright 2014 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this file; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __DT_BINDINGS_DMA_SUN4I_A10_H_
#define __DT_BINDINGS_DMA_SUN4I_A10_H_
#define SUN4I_DMA_NORMAL 0
#define SUN4I_DMA_DEDICATED 1
#endif /* __DT_BINDINGS_DMA_SUN4I_A10_H_ */