[PATCH v6 1/2] ARM: dts: at91: add devicetree for the Axentia TSE-850

From: Peter Rosin
Date: Tue Jan 10 2017 - 08:19:47 EST

The Axentia TSE-850 is a SAMA5D3-based device designed to generate
FM subcarrier signals.

Acked-by: Rob Herring <robh@xxxxxxxxxx>
Signed-off-by: Peter Rosin <peda@xxxxxxxxxx>
---
Documentation/devicetree/bindings/arm/axentia.txt | 19 ++
MAINTAINERS | 8 +
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/at91-linea.dtsi | 49 ++++
arch/arm/boot/dts/at91-tse850-3.dts | 274 ++++++++++++++++++++++
5 files changed, 351 insertions(+)
create mode 100644 Documentation/devicetree/bindings/arm/axentia.txt
create mode 100644 arch/arm/boot/dts/at91-linea.dtsi
create mode 100644 arch/arm/boot/dts/at91-tse850-3.dts

diff --git a/Documentation/devicetree/bindings/arm/axentia.txt b/Documentation/devicetree/bindings/arm/axentia.txt
new file mode 100644
index 000000000000..ea3fb96ae465
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/axentia.txt
@@ -0,0 +1,19 @@
+Device tree bindings for Axentia ARM devices
+============================================
+
+Linea CPU module
+----------------
+
+Required root node properties:
+compatible = "axentia,linea",
+ "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
+and following the rules from atmel-at91.txt for a sama5d31 SoC.
+
+
+TSE-850 v3 board
+----------------
+
+Required root node properties:
+compatible = "axentia,tse850v3", "axentia,linea",
+ "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
+and following the rules from above for the axentia,linea CPU module.
diff --git a/MAINTAINERS b/MAINTAINERS
index 97b78cc5aa51..5c2ea6e9cd7f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2346,6 +2346,14 @@ S: Maintained
F: Documentation/devicetree/bindings/sound/axentia,*
F: sound/soc/atmel/tse850-pcm5142.c

+AXENTIA ARM DEVICES
+M: Peter Rosin <peda@xxxxxxxxxx>
+L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
+S: Maintained
+F: Documentation/devicetree/bindings/arm/axentia.txt
+F: arch/arm/boot/dts/at91-linea.dtsi
+F: arch/arm/boot/dts/at91-tse850-3.dts
+
AZ6007 DVB DRIVER
M: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
M: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 9a7375c388a8..7632849866de 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -48,6 +48,7 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
at91-kizbox2.dtb \
at91-sama5d2_xplained.dtb \
at91-sama5d3_xplained.dtb \
+ at91-tse850-3.dtb \
sama5d31ek.dtb \
sama5d33ek.dtb \
sama5d34ek.dtb \
diff --git a/arch/arm/boot/dts/at91-linea.dtsi b/arch/arm/boot/dts/at91-linea.dtsi
new file mode 100644
index 000000000000..0721c8472509
--- /dev/null
+++ b/arch/arm/boot/dts/at91-linea.dtsi
@@ -0,0 +1,49 @@
+/*
+ * at91-linea.dtsi - Device Tree Include file for the Axentia Linea Module.
+ *
+ * Copyright (C) 2017 Axentia Technologies AB
+ *
+ * Author: Peter Rosin <peda@xxxxxxxxxx>
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#include "sama5d31.dtsi"
+
+/ {
+ compatible = "axentia,linea",
+ "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
+
+ memory {
+ reg = <0x20000000 0x4000000>;
+ };
+};
+
+&slow_xtal {
+ clock-frequency = <32768>;
+};
+
+&main_xtal {
+ clock-frequency = <12000000>;
+};
+
+&i2c0 {
+ status = "okay";
+
+ eeprom@51 {
+ compatible = "st,24c64";
+ reg = <0x51>;
+ pagesize = <32>;
+ };
+};
+
+&nand0 {
+ status = "okay";
+
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ atmel,has-pmecc;
+ atmel,pmecc-cap = <4>;
+ atmel,pmecc-sector-size = <512>;
+ nand-on-flash-bbt;
+};
diff --git a/arch/arm/boot/dts/at91-tse850-3.dts b/arch/arm/boot/dts/at91-tse850-3.dts
new file mode 100644
index 000000000000..669a2c6bdefc
--- /dev/null
+++ b/arch/arm/boot/dts/at91-tse850-3.dts
@@ -0,0 +1,274 @@
+/*
+ * at91-tse850-3.dts - Device Tree file for the Axentia TSE-850 3.0 board
+ *
+ * Copyright (C) 2017 Axentia Technologies AB
+ *
+ * Author: Peter Rosin <peda@xxxxxxxxxx>
+ *
+ * Licensed under GPLv2 or later.
+ */
+/dts-v1/;
+#include <dt-bindings/pwm/pwm.h>
+#include "at91-linea.dtsi"
+
+/ {
+ model = "Axentia TSE-850 3.0";
+ compatible = "axentia,tse850v3", "axentia,linea",
+ "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
+
+ ahb {
+ apb {
+ pinctrl@fffff200 {
+ tse850 {
+ pinctrl_usba_vbus: usba-vbus {
+ atmel,pins =
+ <AT91_PIOC 31
+ AT91_PERIPH_GPIO
+ AT91_PINCTRL_DEGLITCH>;
+ };
+ };
+ };
+
+ watchdog@fffffe40 {
+ status = "okay";
+ };
+ };
+ };
+
+ sck: oscillator {
+ compatible = "fixed-clock";
+
+ #clock-cells = <0>;
+ clock-frequency = <16000000>;
+ clock-output-names = "sck";
+ };
+
+ reg_3v3: regulator {
+ compatible = "regulator-fixed";
+
+ regulator-name = "3v3-supply";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ ana: reg-ana {
+ compatible = "pwm-regulator";
+
+ regulator-name = "ANA";
+
+ pwms = <&pwm0 2 1000 PWM_POLARITY_INVERTED>;
+ pwm-dutycycle-unit = <1000>;
+ pwm-dutycycle-range = <100 1000>;
+
+ regulator-min-microvolt = <2000000>;
+ regulator-max-microvolt = <20000000>;
+ regulator-ramp-delay = <1000>;
+ };
+
+ sound {
+ compatible = "axentia,tse850-pcm5142";
+
+ axentia,cpu-dai = <&ssc0>;
+ axentia,audio-codec = <&pcm5142>;
+
+ axentia,add-gpios = <&pioA 8 GPIO_ACTIVE_LOW>;
+ axentia,loop1-gpios = <&pioA 10 GPIO_ACTIVE_LOW>;
+ axentia,loop2-gpios = <&pioA 11 GPIO_ACTIVE_LOW>;
+
+ axentia,ana-supply = <&ana>;
+ };
+
+ dac: dpot-dac {
+ compatible = "dpot-dac";
+ vref-supply = <&reg_3v3>;
+ io-channels = <&dpot 0>;
+ io-channel-names = "dpot";
+ #io-channel-cells = <1>;
+ };
+
+ envelope-detector {
+ compatible = "axentia,tse850-envelope-detector";
+ io-channels = <&dac 0>;
+ io-channel-names = "dac";
+
+ interrupt-parent = <&pioA>;
+ interrupts = <3 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "comp";
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ ch1-red {
+ label = "ch-1:red";
+ gpios = <&pioA 23 GPIO_ACTIVE_LOW>;
+ };
+ ch1-green {
+ label = "ch-1:green";
+ gpios = <&pioA 22 GPIO_ACTIVE_LOW>;
+ };
+ ch2-red {
+ label = "ch-2:red";
+ gpios = <&pioA 21 GPIO_ACTIVE_LOW>;
+ };
+ ch2-green {
+ label = "ch-2:green";
+ gpios = <&pioA 20 GPIO_ACTIVE_LOW>;
+ };
+ data-red {
+ label = "data:red";
+ gpios = <&pioA 19 GPIO_ACTIVE_LOW>;
+ };
+ data-green {
+ label = "data:green";
+ gpios = <&pioA 18 GPIO_ACTIVE_LOW>;
+ };
+ alarm-red {
+ label = "alarm:red";
+ gpios = <&pioA 17 GPIO_ACTIVE_LOW>;
+ };
+ alarm-green {
+ label = "alarm:green";
+ gpios = <&pioA 16 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&nand0 {
+ at91bootstrap@0 {
+ label = "at91bootstrap";
+ reg = <0x0 0x40000>;
+ };
+
+ barebox@40000 {
+ label = "bootloader";
+ reg = <0x40000 0x60000>;
+ };
+
+ bareboxenv@c0000 {
+ label = "bareboxenv";
+ reg = <0xc0000 0x40000>;
+ };
+
+ bareboxenv2@100000 {
+ label = "bareboxenv2";
+ reg = <0x100000 0x40000>;
+ };
+
+ oftree@180000 {
+ label = "oftree";
+ reg = <0x180000 0x20000>;
+ };
+
+ kernel@200000 {
+ label = "kernel";
+ reg = <0x200000 0x500000>;
+ };
+
+ rootfs@800000 {
+ label = "rootfs";
+ reg = <0x800000 0x0f800000>;
+ };
+
+ ovlfs@10000000 {
+ label = "ovlfs";
+ reg = <0x10000000 0x10000000>;
+ };
+};
+
+&ssc0 {
+ #sound-dai-cells = <0>;
+
+ status = "okay";
+};
+
+&i2c0 {
+ status = "okay";
+
+ jc42@18 {
+ compatible = "nxp,se97b", "jedec,jc-42.4-temp";
+ reg = <0x18>;
+ };
+
+ dpot: mcp4651-104@28 {
+ compatible = "microchip,mcp4651-104";
+ reg = <0x28>;
+ #io-channel-cells = <1>;
+ };
+
+ pcm5142: pcm5142@4c {
+ compatible = "ti,pcm5142";
+
+ reg = <0x4c>;
+
+ AVDD-supply = <&reg_3v3>;
+ DVDD-supply = <&reg_3v3>;
+ CPVDD-supply = <&reg_3v3>;
+
+ clocks = <&sck>;
+
+ pll-in = <3>;
+ pll-out = <6>;
+ };
+
+ eeprom@50 {
+ compatible = "nxp,24c02";
+ reg = <0x50>;
+ pagesize = <16>;
+ };
+};
+
+&usart0 {
+ status = "okay";
+
+ atmel,use-dma-rx;
+};
+
+&pwm0 {
+ status = "okay";
+
+ pinctrl-0 = <&pinctrl_pwm0_pwml2_1>;
+ pinctrl-names = "default";
+};
+
+&macb1 {
+ status = "okay";
+
+ phy-mode = "rgmii";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy0: ethernet-phy@3 {
+ reg = <3>;
+
+ interrupt-parent = <&pioE>;
+ interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
+ };
+};
+
+&usb0 {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usba_vbus>;
+ atmel,vbus-gpio = <&pioC 31 GPIO_ACTIVE_HIGH>;
+};
+
+&usb1 {
+ status = "okay";
+
+ num-ports = <1>;
+ atmel,vbus-gpio = <&pioD 29 GPIO_ACTIVE_HIGH>;
+ atmel,oc-gpio = <&pioC 15 GPIO_ACTIVE_LOW>;
+};
+
+&usb2 {
+ status = "okay";
+};
+
+&dbgu {
+ status = "okay";
+
+ dmas = <0>, <0>; /* Do not use DMA for dbgu */
+};
--
2.1.4