linux/arch/arm/boot/dts/sun8i-a83t.dtsi
Chen-Yu Tsai 9ecf12302c ARM: sun8i: a83t: Add device node for SPDIF transmitter
The A83T SoC has an SPDIF transmitter block. According to the vendor
BSP kernel, it is compatible with the one found on the H3 SoC.

Add a device node and pinmux setting for it.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2017-05-22 09:22:33 +02:00

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/*
* Copyright 2015 Vishnu Patekar
*
* Vishnu Patekar <vishnupatekar0510@gmail.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.
*
* 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 <dt-bindings/interrupt-controller/arm-gic.h>
/ {
interrupt-parent = <&gic>;
#address-cells = <1>;
#size-cells = <1>;
aliases {
};
chosen {
};
cpus {
#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>;
};
cpu@100 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0x100>;
};
cpu@101 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0x101>;
};
cpu@102 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0x102>;
};
cpu@103 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0x103>;
};
};
timer {
compatible = "arm,armv7-timer";
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
/* TODO: PRCM block has a mux for this. */
osc24M: osc24M_clk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <24000000>;
clock-accuracy = <50000>;
clock-output-names = "osc24M";
};
/*
* This is called "internal OSC" in some places.
* It is an internal RC-based oscillator.
* TODO: Its controls are in the PRCM block.
*/
osc16M: osc16M_clk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <16000000>;
clock-output-names = "osc16M";
};
osc16Md512: osc16Md512_clk {
#clock-cells = <0>;
compatible = "fixed-factor-clock";
clock-div = <512>;
clock-mult = <1>;
clocks = <&osc16M>;
clock-output-names = "osc16M-d512";
};
};
memory {
reg = <0x40000000 0x80000000>;
device_type = "memory";
};
soc {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
dma: dma-controller@1c02000 {
compatible = "allwinner,sun8i-a83t-dma";
reg = <0x01c02000 0x1000>;
interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&ccu 21>;
resets = <&ccu 7>;
#dma-cells = <1>;
};
ccu: clock@1c20000 {
compatible = "allwinner,sun8i-a83t-ccu";
reg = <0x01c20000 0x400>;
clocks = <&osc24M>, <&osc16Md512>;
clock-names = "hosc", "losc";
#clock-cells = <1>;
#reset-cells = <1>;
};
pio: pinctrl@1c20800 {
compatible = "allwinner,sun8i-a83t-pinctrl";
interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
reg = <0x01c20800 0x400>;
clocks = <&ccu 45>, <&osc24M>, <&osc16Md512>;
clock-names = "apb", "hosc", "losc";
gpio-controller;
interrupt-controller;
#interrupt-cells = <3>;
#gpio-cells = <3>;
mmc0_pins: mmc0-pins {
pins = "PF0", "PF1", "PF2",
"PF3", "PF4", "PF5";
function = "mmc0";
drive-strength = <30>;
bias-pull-up;
};
spdif_tx_pin: spdif-tx-pin {
pins = "PE18";
function = "spdif";
};
uart0_pb_pins: uart0-pb-pins {
pins = "PB9", "PB10";
function = "uart0";
};
uart0_pf_pins: uart0-pf-pins {
pins = "PF2", "PF4";
function = "uart0";
};
};
timer@1c20c00 {
compatible = "allwinner,sun4i-a10-timer";
reg = <0x01c20c00 0xa0>;
interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&osc24M>;
};
watchdog@1c20ca0 {
compatible = "allwinner,sun6i-a31-wdt";
reg = <0x01c20ca0 0x20>;
interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&osc24M>;
};
spdif: spdif@1c21000 {
#sound-dai-cells = <0>;
compatible = "allwinner,sun8i-a83t-spdif",
"allwinner,sun8i-h3-spdif";
reg = <0x01c21000 0x400>;
interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&ccu 44>, <&ccu 76>;
resets = <&ccu 32>;
clock-names = "apb", "spdif";
dmas = <&dma 2>;
dma-names = "tx";
pinctrl-names = "default";
pinctrl-0 = <&spdif_tx_pin>;
status = "disabled";
};
uart0: serial@01c28000 {
compatible = "snps,dw-apb-uart";
reg = <0x01c28000 0x400>;
interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&ccu 53>;
resets = <&ccu 40>;
status = "disabled";
};
gic: interrupt-controller@1c81000 {
compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
reg = <0x01c81000 0x1000>,
<0x01c82000 0x2000>,
<0x01c84000 0x2000>,
<0x01c86000 0x2000>;
interrupt-controller;
#interrupt-cells = <3>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>;
};
};
};