Hi,
On Sun, May 10, 2015 at 12:16:22PM +0530, Vishnu Patekar wrote:
> this is based on common sun8i.dtsi patch.
> sun8i-a23.dtsi and sun8i-a33.dtsi are same, A33 specific features
> e.g. clocks can be added in future.
>
> Signed-off-by: VishnuPatekar <vishnupatekar0510@xxxxxxxxx>
> ---
> arch/arm/boot/dts/sun8i-a33.dtsi | 217 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 217 insertions(+)
> create mode 100644 arch/arm/boot/dts/sun8i-a33.dtsi
>
> diff --git a/arch/arm/boot/dts/sun8i-a33.dtsi b/arch/arm/boot/dts/sun8i-a33.dtsi
> new file mode 100644
> index 0000000..32489fc
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun8i-a33.dtsi
> @@ -0,0 +1,217 @@
> +/*
> + * Copyright 2014 Chen-Yu Tsai
> + *
> + * Chen-Yu Tsai <wens@xxxxxxxx>
> + *
> + * 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.
> + *
> + *
> + * 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.
> + */
> +
> +#include "sun8i.dtsi"
> +
> +/ {
> + cpus {
> + enable-method = "allwinner,sun8i";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cpu@0 {
> + compatible = "arm,cortex-a7";
> + device_type = "cpu";
> + reg = <0>;
> + };
> +
> + cpu@1 {
> + compatible = "arm,cortex-a7";
> + device_type = "cpu";
> + reg = <1>;
> + };
> +
> + cpu@2 {
> + compatible = "arm,cortex-a7";
> + device_type = "cpu";
> + reg = <2>;
> + };
> +
> + cpu@3 {
> + compatible = "arm,cortex-a7";
> + device_type = "cpu";
> + reg = <3>;
> + };
> + };
> +
> + memory {
> + reg = <0x40000000 0x80000000>;
> + };
> +
> + clocks {
> + /* dummy clock until actually implemented */
> + pll5: pll5_clk {
> + #clock-cells = <0>;
> + compatible = "fixed-clock";
> + clock-frequency = <0>;
> + clock-output-names = "pll5";
> + };
> +
> + axi: axi_clk@01c20050 {
> + #clock-cells = <0>;
> + compatible = "allwinner,sun8i-a23-axi-clk";
> + reg = <0x01c20050 0x4>;
> + clocks = <&cpu>;
> + clock-output-names = "axi";
> + };
> +
> + ahb1_gates: clk@01c20060 {
> + #clock-cells = <1>;
> + compatible = "allwinner,sun8i-a23-ahb1-gates-clk";
> + reg = <0x01c20060 0x8>;
> + clocks = <&ahb1>;
> + clock-output-names = "ahb1_mipidsi", "ahb1_dma",
> + "ahb1_mmc0", "ahb1_mmc1", "ahb1_mmc2",
> + "ahb1_nand", "ahb1_sdram",
> + "ahb1_hstimer", "ahb1_spi0",
> + "ahb1_spi1", "ahb1_otg", "ahb1_ehci",
> + "ahb1_ohci", "ahb1_ve", "ahb1_lcd",
> + "ahb1_csi", "ahb1_be", "ahb1_fe",
> + "ahb1_gpu", "ahb1_spinlock",
> + "ahb1_drc";
> + };
> +
> + apb1_gates: clk@01c20068 {
> + #clock-cells = <1>;
> + compatible = "allwinner,sun8i-a23-apb1-gates-clk";
> + reg = <0x01c20068 0x4>;
> + clocks = <&apb1>;
> + clock-output-names = "apb1_codec", "apb1_pio",
> + "apb1_daudio0", "apb1_daudio1";
> + };
> +
> + apb2: clk@01c20058 {
> + #clock-cells = <0>;
> + compatible = "allwinner,sun4i-a10-apb1-clk";
> + reg = <0x01c20058 0x4>;
> + clocks = <&osc32k>, <&osc24M>, <&pll6 0>, <&pll6 0>;
> + clock-output-names = "apb2";
> + };
> +
> + apb2_gates: clk@01c2006c {
> + #clock-cells = <1>;
> + compatible = "allwinner,sun8i-a23-apb2-gates-clk";
> + reg = <0x01c2006c 0x4>;
> + clocks = <&apb2>;
> + clock-output-names = "apb2_i2c0", "apb2_i2c1",
> + "apb2_i2c2", "apb2_uart0",
> + "apb2_uart1", "apb2_uart2",
> + "apb2_uart3", "apb2_uart4";
> + };
> +
> + mbus_clk: clk@01c2015c {
> + #clock-cells = <0>;
> + compatible = "allwinner,sun8i-a23-mbus-clk";
> + reg = <0x01c2015c 0x4>;
> + clocks = <&osc24M>, <&pll6 1>, <&pll5>;
> + clock-output-names = "mbus";
> + };
> + };
> +
> + soc@01c00000 {
> + dma: dma-controller@01c02000 {
> + compatible = "allwinner,sun8i-a23-dma";
> + reg = <0x01c02000 0x1000>;
> + interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&ahb1_gates 6>;
> + resets = <&ahb1_rst 6>;
> + #dma-cells = <1>;
> + };
With what device did you test DMA?
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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