This adds support for the A20 Hummingbird:
http://www.merrii.com/en/pla_d.asp?id=171
This patch enable most on-board peripherals supported on current kernel,
such as uart, i2c, spi, pwm, ohci/ehci, gmac and mmc.
Reviewed-by: Chen-Yu Tsai <w...@csie.org>
Signed-off-by: Wills Wang <wills.wang.o...@gmail.com>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/sun7i-a20-hummingbird.dts | 236 ++++++++++++++++++++++++++++
2 files changed, 237 insertions(+)
create mode 100644 arch/arm/boot/dts/sun7i-a20-hummingbird.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index b8c5cd3..490b462 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -416,6 +416,7 @@ dtb-$(CONFIG_MACH_SUN6I) += \
dtb-$(CONFIG_MACH_SUN7I) += \
sun7i-a20-cubieboard2.dtb \
sun7i-a20-cubietruck.dtb \
+ sun6i-a20-hummingbird.dtb \
sun7i-a20-i12-tvbox.dtb \
sun7i-a20-olinuxino-micro.dtb \
sun7i-a20-pcduino3.dtb
diff --git a/arch/arm/boot/dts/sun7i-a20-hummingbird.dts
b/arch/arm/boot/dts/sun7i-a20-hummingbird.dts
new file mode 100644
index 0000000..0e4bfa3
--- /dev/null
+++ b/arch/arm/boot/dts/sun7i-a20-hummingbird.dts
@@ -0,0 +1,236 @@
+/*
+ * Copyright 2013 Wills Wang
+ *
+ * Wills Wang <wills.wang.o...@gmail.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "sun7i-a20.dtsi"
+/include/ "sunxi-common-regulators.dtsi"
+
+/ {
+ model = "Merrii A20 Hummingbird";
+ compatible = "merrii,a20-hummingbird", "allwinner,sun7i-a20";
+
+ soc@01c00000 {
+ mmc0: mmc@01c0f000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_pins_a>,
<&mmc0_cd_pin_reference_design>;
+ vmmc-supply = <®_vcc3v0>;
+ bus-width = <4>;
+ cd-gpios = <&pio 7 1 0>; /* PH1 */
+ cd-inverted;
+ status = "okay";
+ };
+
+ mmc3: mmc@01c12000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc3_pins_a>;
+ vmmc-supply = <®_mmc3_vdd>;
+ bus-width = <4>;
+ non-removable;
+ status = "okay";
+ };
+
+ usbphy: phy@01c13400 {
+ usb1_vbus-supply = <®_usb1_vbus>;
+ usb2_vbus-supply = <®_usb2_vbus>;
+ status = "okay";
+ };
+
+ ehci0: usb@01c14000 {
+ status = "okay";
+ };
+
+ ohci0: usb@01c14400 {
+ status = "okay";
+ };
+
+ ahci: sata@01c18000 {
+ target-supply = <®_ahci_5v>;
+ status = "okay";
+ };
+
+ ehci1: usb@01c1c000 {
+ status = "okay";
+ };
+
+ ohci1: usb@01c1c400 {
+ status = "okay";
+ };
+
+ pio: pinctrl@01c20800 {
+ ahci_pwr_pin_a20_hummingbird: ahci_pwr_pin@0 {
+ allwinner,pins = "PH15";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ usb1_vbus_pin_a20_hummingbird: usb1_vbus_pin@0 {
+ allwinner,pins = "PH2";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ mmc3_vdd_pin_a20_hummingbird: mmc3_vdd_pin@0 {
+ allwinner,pins = "PH9";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ gmac_vdd_pin_a20_hummingbird: gmac_vdd_pin@0 {
+ allwinner,pins = "PH16";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+ };
+
+ pwm: pwm@01c20e00 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm0_pins_a>;
+ status = "okay";
+ };
+
+ ir0: ir@01c21800 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&ir0_pins_a>;
+ status = "okay";
+ };
+
+ uart0: serial@01c28000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins_a>;
+ status = "okay";
+ };
+
+ uart2: serial@01c28800 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins_a>;
+ status = "okay";
+ };
+
+ uart3: serial@01c28c00 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins_a>;
+ status = "okay";
+ };
+
+ uart4: serial@01c29000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart4_pins_a>;
+ status = "okay";
+ };
+
+ uart5: serial@01c29400 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart5_pins_a>;
+ status = "okay";
+ };
+
+ i2c0: i2c@01c2ac00 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins_a>;
+ status = "okay";
+
+ axp209: pmic@34 {
+ compatible = "x-powers,axp209";
+ reg = <0x34>;
+ interrupt-parent = <&nmi_intc>;
+ interrupts = <0 8>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+ };
+
+ i2c1: i2c@01c2b000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins_a>;
+ status = "okay";
+ };
+
+ i2c2: i2c@01c2b400 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_pins_a>;
+ status = "okay";
+ };
+
+ i2c3: i2c@01c2b800 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c3_pins_a>;
+ status = "okay";
+ };
+
+ spi2: spi@01c17000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi2_pins_b>;
+ status = "okay";
+ };
+
+ gmac: ethernet@01c50000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&gmac_pins_rgmii_a>;
+ phy = <&phy1>;
+ phy-mode = "rgmii";
+ phy-supply = <®_gmac_vdd>;
+ /* phy reset config */
+ snps,reset-gpio = <&pio 0 17 0>; /* PA17 */
+ snps,reset-active-low;
+ /* wait 1s after reset, otherwise fail to read phy id */
+ snps,reset-delays-us = <0 10000 1000000>;
+ status = "okay";
+
+ phy1: ethernet-phy@1 {
+ reg = <1>;
+ };
+ };
+ };
+
+ reg_ahci_5v: ahci-5v {
+ pinctrl-0 = <&ahci_pwr_pin_a20_hummingbird>;
+ gpio = <&pio 7 15 0>; /* PH15 */
+ status = "okay";
+ };
+
+ reg_usb1_vbus: usb1-vbus {
+ pinctrl-0 = <&usb1_vbus_pin_a20_hummingbird>;
+ gpio = <&pio 7 2 0>; /* PH2 */
+ status = "okay";
+ };
+
+ reg_usb2_vbus: usb2-vbus {
+ status = "okay";
+ };
+
+ reg_mmc3_vdd: mmc3_vdd {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc3_vdd_pin_a20_hummingbird>;
+ regulator-name = "mmc3_vdd";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ enable-active-high;
+ gpio = <&pio 7 9 0>; /* PH9 */
+ };
+
+ reg_gmac_vdd: gmac_vdd {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&gmac_vdd_pin_a20_hummingbird>;
+ regulator-name = "gmac_vdd";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ enable-active-high;
+ gpio = <&pio 7 16 0>; /* PH16 */
+ };
+};
--
1.8.3.2
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