sunxi: DT: add support for Pinebook

Pinebook is a laptop produced by Pine64, with USB-connected keyboard,
USB-connected touchpad and an eDP LCD panel connected via a RGB-eDP
bridge from Analogix.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Tested-by: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Vagrant Cascadian <vagrant@debian.org>
Reviewed-by: Jagan Teki <jagan@openedev.com>

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 3093c11..eae6b9e 100644 (file)
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -406,6 +406,7 @@ dtb-$(CONFIG_MACH_SUN50I) += \
        sun50i-a64-orangepi-win.dtb \
        sun50i-a64-pine64-plus.dtb \
        sun50i-a64-pine64.dtb \
+       sun50i-a64-pinebook.dtb \
        sun50i-a64-sopine-baseboard.dtb
 dtb-$(CONFIG_MACH_SUN9I) += \
        sun9i-a80-optimus.dtb \

diff --git a/arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi b/arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi
new file mode 100644 (file)
index 0000000..a99b717
--- /dev/null
+++ b/arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2018 Vasily Khoruzhick <anarsoul@gmail.com>
+ *
+ */
+
+/* The ANX6345 eDP-bridge is on r_i2c */
+&r_i2c {
+       anx6345: edp-bridge@38 {
+               compatible = "analogix,anx6345";
+               reg = <0x38>;
+               reset-gpios = <&pio 3 24 GPIO_ACTIVE_LOW>; /* PD24 */
+               status = "okay";
+       };
+};

diff --git a/arch/arm/dts/sun50i-a64-pinebook.dts b/arch/arm/dts/sun50i-a64-pinebook.dts
new file mode 100644 (file)
index 0000000..ec537c5
--- /dev/null
+++ b/arch/arm/dts/sun50i-a64-pinebook.dts
@@ -0,0 +1,294 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.xyz>
+ * Copyright (C) 2018 Vasily Khoruzhick <anarsoul@gmail.com>
+ *
+ */
+
+/dts-v1/;
+
+#include "sun50i-a64.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+       model = "Pinebook";
+       compatible = "pine64,pinebook", "allwinner,sun50i-a64";
+
+       aliases {
+               serial0 = &uart0;
+               ethernet0 = &rtl8723cs;
+       };
+
+       vdd_bl: regulator@0 {
+               compatible = "regulator-fixed";
+               regulator-name = "bl-3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
+               enable-active-high;
+       };
+
+       backlight: backlight {
+               compatible = "pwm-backlight";
+               pwms = <&pwm 0 50000 0>;
+               brightness-levels = <0 5 10 15 20 30 40 55 70 85 100>;
+               default-brightness-level = <2>;
+               enable-gpios = <&pio 3 23 GPIO_ACTIVE_HIGH>; /* PD23 */
+               power-supply = <&vdd_bl>;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+
+               framebuffer-lcd {
+                       panel-supply = <&reg_dc1sw>;
+                       dvdd25-supply = <&reg_dldo2>;
+                       dvdd12-supply = <&reg_fldo1>;
+               };
+       };
+
+       gpio_keys {
+               compatible = "gpio-keys";
+
+               lid_switch {
+                       label = "Lid Switch";
+                       gpios = <&r_pio 0 12 GPIO_ACTIVE_LOW>; /* PL12 */
+                       linux,input-type = <EV_SW>;
+                       linux,code = <SW_LID>;
+                       linux,can-disable;
+                       wakeup-source;
+               };
+       };
+
+       reg_vcc3v3: vcc3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "vcc3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
+       wifi_pwrseq: wifi_pwrseq {
+               compatible = "mmc-pwrseq-simple";
+               reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
+       };
+};
+
+&ehci0 {
+       phys = <&usbphy 0>;
+       phy-names = "usb";
+       status = "okay";
+};
+
+&ehci1 {
+       status = "okay";
+};
+
+&mmc0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc0_pins>;
+       vmmc-supply = <&reg_dcdc1>;
+       cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
+       disable-wp;
+       bus-width = <4>;
+       status = "okay";
+};
+
+&mmc1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc1_pins>;
+       vmmc-supply = <&reg_dldo4>;
+       vqmmc-supply = <&reg_eldo1>;
+       mmc-pwrseq = <&wifi_pwrseq>;
+       bus-width = <4>;
+       non-removable;
+       status = "okay";
+
+       rtl8723cs: wifi@1 {
+               reg = <1>;
+       };
+};
+
+&mmc2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc2_pins>, <&mmc2_ds_pin>;
+       vmmc-supply = <&reg_dcdc1>;
+       vqmmc-supply = <&reg_eldo1>;
+       bus-width = <8>;
+       non-removable;
+       cap-mmc-hw-reset;
+       mmc-hs200-1_8v;
+       status = "okay";
+};
+
+&ohci0 {
+       phys = <&usbphy 0>;
+       phy-names = "usb";
+       status = "okay";
+};
+
+&ohci1 {
+       status = "okay";
+};
+
+&pwm {
+       status = "okay";
+};
+
+&r_rsb {
+       status = "okay";
+
+       axp803: pmic@3a3 {
+               compatible = "x-powers,axp803";
+               reg = <0x3a3>;
+               interrupt-parent = <&r_intc>;
+               interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+       };
+};
+
+/* The ANX6345 eDP-bridge is on r_i2c */
+&r_i2c {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&r_i2c_pl89_pins>;
+       status = "okay";
+};
+
+#include "axp803.dtsi"
+
+&reg_aldo1 {
+       regulator-min-microvolt = <2800000>;
+       regulator-max-microvolt = <2800000>;
+       regulator-name = "vcc-csi";
+};
+
+&reg_aldo2 {
+       regulator-always-on;
+       regulator-min-microvolt = <1800000>;
+       regulator-max-microvolt = <3300000>;
+       regulator-name = "vcc-pl";
+};
+
+&reg_aldo3 {
+       regulator-always-on;
+       regulator-min-microvolt = <2700000>;
+       regulator-max-microvolt = <3300000>;
+       regulator-name = "vcc-pll-avcc";
+};
+
+&reg_dc1sw {
+       regulator-name = "vcc-lcd";
+};
+
+&reg_dcdc1 {
+       regulator-always-on;
+       regulator-min-microvolt = <3300000>;
+       regulator-max-microvolt = <3300000>;
+       regulator-name = "vcc-3v3";
+};
+
+&reg_dcdc2 {
+       regulator-always-on;
+       regulator-min-microvolt = <1000000>;
+       regulator-max-microvolt = <1300000>;
+       regulator-name = "vdd-cpux";
+};
+
+/* DCDC3 is polyphased with DCDC2 */
+
+&reg_dcdc5 {
+       regulator-always-on;
+       regulator-min-microvolt = <1200000>;
+       regulator-max-microvolt = <1200000>;
+       regulator-name = "vcc-dram";
+};
+
+&reg_dcdc6 {
+       regulator-always-on;
+       regulator-min-microvolt = <1100000>;
+       regulator-max-microvolt = <1100000>;
+       regulator-name = "vdd-sys";
+};
+
+&reg_dldo1 {
+       regulator-min-microvolt = <3300000>;
+       regulator-max-microvolt = <3300000>;
+       regulator-name = "vcc-hdmi";
+};
+
+&reg_dldo2 {
+       regulator-min-microvolt = <2500000>;
+       regulator-max-microvolt = <2500000>;
+       regulator-name = "vcc-edp";
+};
+
+&reg_dldo3 {
+       regulator-min-microvolt = <3300000>;
+       regulator-max-microvolt = <3300000>;
+       regulator-name = "avdd-csi";
+};
+
+&reg_dldo4 {
+       regulator-min-microvolt = <3300000>;
+       regulator-max-microvolt = <3300000>;
+       regulator-name = "vcc-wifi";
+};
+
+&reg_eldo1 {
+       regulator-always-on;
+       regulator-min-microvolt = <1800000>;
+       regulator-max-microvolt = <1800000>;
+       regulator-name = "cpvdd";
+};
+
+&reg_eldo3 {
+       regulator-min-microvolt = <1800000>;
+       regulator-max-microvolt = <1800000>;
+       regulator-name = "vdd-1v8-csi";
+};
+
+&reg_fldo1 {
+       regulator-min-microvolt = <1200000>;
+       regulator-max-microvolt = <1200000>;
+       regulator-name = "vcc-1v2-hsic";
+};
+
+&reg_fldo2 {
+       regulator-always-on;
+       regulator-min-microvolt = <1100000>;
+       regulator-max-microvolt = <1100000>;
+       regulator-name = "vdd-cpus";
+};
+
+&reg_ldo_io0 {
+       regulator-min-microvolt = <3300000>;
+       regulator-max-microvolt = <3300000>;
+       regulator-name = "vcc-usb";
+       status = "okay";
+};
+
+&reg_rtc_ldo {
+       regulator-name = "vcc-rtc";
+};
+
+&simplefb_hdmi {
+       vcc-hdmi-supply = <&reg_dldo1>;
+};
+
+&uart0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart0_pb_pins>;
+       status = "okay";
+};
+
+&usb_otg {
+       dr_mode = "host";
+};
+
+&usbphy {
+       usb0_vbus-supply = <&reg_ldo_io0>;
+       usb1_vbus-supply = <&reg_ldo_io0>;
+       status = "okay";
+};

diff --git a/configs/pinebook_defconfig b/configs/pinebook_defconfig
new file mode 100644 (file)
index 0000000..5294dbd
--- /dev/null
+++ b/configs/pinebook_defconfig
@@ -0,0 +1,22 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_SPL=y
+CONFIG_MACH_SUN50I=y
+CONFIG_SUNXI_DRAM_LPDDR3_STOCK=y
+CONFIG_DRAM_CLK=552
+CONFIG_DRAM_ZQ=3881949
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_R_I2C_ENABLE=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-pinebook"
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_SUNXI=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
+# CONFIG_USB_GADGET is not set
+CONFIG_VIDEO_BRIDGE=y
+CONFIG_VIDEO_BRIDGE_ANALOGIX_ANX6345=y