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ARM64: dts: meson-gxl: Add support for HwaCom AmazeTV 

This patch adds support for the HwaCom AmazeTV set-top-box. The
hardware configuration is really similar to the other GXL boards but
for this hardware we need to limit the max-frequency of the eMMC to
have it working.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Carlo Caione <carlo@endlessm.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
This commit is contained in:
Carlo Caione 2017-03-04 21:26:24 +01:00 committed by Kevin Hilman
parent f370f48d7f
commit 6e18675e10
2 changed files with 165 additions and 0 deletions
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1
arch/arm64/boot/dts/amlogic/Makefile
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@ -10,6 +10,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-wetek-play2.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-p212.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-p230.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-p231.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-hwacom-amazetv.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-nexbox-a95x.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxm-q200.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxm-q201.dtb

164
arch/arm64/boot/dts/amlogic/meson-gxl-s905x-hwacom-amazetv.dts Normal file
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@ -0,0 +1,164 @@
/*
* Copyright (c) 2017 Carlo Caione
* Copyright (c) 2016 BayLibre, Inc.
* Author: Neil Armstrong <narmstrong@kernel.org>
*
* SPDX-License-Identifier: (GPL-2.0+ OR MIT)
*/
/dts-v1/;
#include "meson-gxl-s905x.dtsi"
/ {
compatible = "hwacom,amazetv", "amlogic,s905x", "amlogic,meson-gxl";
model = "Hwacom AmazeTV (S905X)";
aliases {
serial0 = &uart_AO;
};
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x0 0x0 0x0 0x80000000>;
};
vddio_card: gpio-regulator {
compatible = "regulator-gpio";
regulator-name = "VDDIO_CARD";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
gpios-states = <1>;
/* Based on P200 schematics, signal CARD_1.8V/3.3V_CTR */
states = <1800000 0
3300000 1>;
};
vddio_boot: regulator-vddio_boot {
compatible = "regulator-fixed";
regulator-name = "VDDIO_BOOT";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
vddao_3v3: regulator-vddao_3v3 {
compatible = "regulator-fixed";
regulator-name = "VDDAO_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
vcc_3v3: regulator-vcc_3v3 {
compatible = "regulator-fixed";
regulator-name = "VCC_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
};
wifi32k: wifi32k {
compatible = "pwm-clock";
#clock-cells = <0>;
clock-frequency = <32768>;
pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
};
sdio_pwrseq: sdio-pwrseq {
compatible = "mmc-pwrseq-simple";
reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
cvbs-connector {
compatible = "composite-video-connector";
port {
cvbs_connector_in: endpoint {
remote-endpoint = <&cvbs_vdac_out>;
};
};
};
};
&cvbs_vdac_port {
cvbs_vdac_out: endpoint {
remote-endpoint = <&cvbs_connector_in>;
};
};
&ethmac {
status = "okay";
phy-mode = "rmii";
phy-handle = <&internal_phy>;
};
&ir {
status = "okay";
pinctrl-0 = <&remote_input_ao_pins>;
pinctrl-names = "default";
};
&pwm_ef {
status = "okay";
pinctrl-0 = <&pwm_e_pins>;
pinctrl-names = "default";
clocks = <&clkc CLKID_FCLK_DIV4>;
clock-names = "clkin0";
};
/* SD card */
&sd_emmc_b {
status = "okay";
pinctrl-0 = <&sdcard_pins>;
pinctrl-names = "default";
bus-width = <4>;
cap-sd-highspeed;
max-frequency = <100000000>;
disable-wp;
cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
cd-inverted;
vmmc-supply = <&vddao_3v3>;
vqmmc-supply = <&vddio_card>;
};
/* eMMC */
&sd_emmc_c {
status = "okay";
pinctrl-0 = <&emmc_pins>;
pinctrl-names = "default";
bus-width = <8>;
cap-sd-highspeed;
cap-mmc-highspeed;
max-frequency = <100000000>;
non-removable;
disable-wp;
mmc-ddr-1_8v;
mmc-hs200-1_8v;
mmc-pwrseq = <&emmc_pwrseq>;
vmmc-supply = <&vcc_3v3>;
vqmmc-supply = <&vddio_boot>;
};
&uart_AO {
status = "okay";
pinctrl-0 = <&uart_ao_a_pins>;
pinctrl-names = "default";
};