ARM: dts: at91: add devicetree for the Axentia TSE-850

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

Signed-off-by: Peter Rosin <peda@axentia.se>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

diff --git a/Documentation/devicetree/bindings/arm/axentia.txt b/Documentation/devicetree/bindings/arm/axentia.txt
new file mode 100644 (file)
index 0000000..ea3fb96
--- /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 cfff2c9e3d9470550fd47dcd7b2638c77121c607..f7511a1fa5ecf23967c8973d7e800173075f0668 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2353,6 +2353,14 @@ S:       Maintained
 F:     Documentation/devicetree/bindings/sound/axentia,*
 F:     sound/soc/atmel/tse850-pcm5142.c
 
+AXENTIA ARM DEVICES
+M:     Peter Rosin <peda@axentia.se>
+L:     linux-arm-kernel@lists.infradead.org (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@s-opensource.com>
 M:     Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 95bb154fb2e9798324412bc24e5d64c6fcda77c0..9e04420b8278d637ed60ac408aebb2f5571ddc4a 100644 (file)
--- 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 (file)
index 0000000..0721c84
--- /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@axentia.se>
+ *
+ * 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 (file)
index 0000000..669a2c6
--- /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@axentia.se>
+ *
+ * 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 */
+};