sunxi: add support for Banana Pi P2 Zero board

Signed-off-by: Mizan R <exqdzn at gmail.com>
---
 arch/arm/dts/Makefile                         |   1 +
 .../dts/sun8i-h2-plus-bananapi-p2-zero.dts    | 181 ++++++++++++++++++
 configs/Sinovoip_BPI_P2_Zero_defconfig        |  20 ++
 3 files changed, 202 insertions(+)
 create mode 100644 arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
 create mode 100644 configs/Sinovoip_BPI_P2_Zero_defconfig

On Thu, Apr 16, 2020 at 10:06 PM Mizan R <exqdzn at gmail.com> wrote:
>

commit details?

> Signed-off-by: Mizan R <exqdzn at gmail.com>
> ---
>  arch/arm/dts/Makefile                         |   1 +
>  .../dts/sun8i-h2-plus-bananapi-p2-zero.dts    | 181 ++++++++++++++++++
>  configs/Sinovoip_BPI_P2_Zero_defconfig        |  20 ++
>  3 files changed, 202 insertions(+)
>  create mode 100644 arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
>  create mode 100644 configs/Sinovoip_BPI_P2_Zero_defconfig
>
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 62da168ef8..7a43f64b0a 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -487,6 +487,7 @@ dtb-$(CONFIG_MACH_SUN8I_A83T) += \
>         sun8i-a83t-tbs-a711.dtb
>  dtb-$(CONFIG_MACH_SUN8I_H3) += \
>         sun8i-h2-plus-bananapi-m2-zero.dtb \
> +       sun8i-h2-plus-bananapi-p2-zero.dtb \

Please add the Linux sha1 for this dts file.

>         sun8i-h2-plus-libretech-all-h3-cc.dtb \
>         sun8i-h2-plus-orangepi-r1.dtb \
>         sun8i-h2-plus-orangepi-zero.dtb \
> diff --git a/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts b/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
> new file mode 100644
> index 0000000000..d28dc8952b
> --- /dev/null
> +++ b/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
> @@ -0,0 +1,181 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2020 Mizan R <exqdzn at gmail.com>
> + *
> + * Based on sun8i-h2-plus-bananapi-m2-zero.dts, which is:
> + *   Copyright (C) 2017 Icenowy Zheng <icenowy at aosc.io>
> + */
> +
> +/dts-v1/;
> +#include "sun8i-h3.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +
> +/ {
> +       model = "Banana Pi BPI-P2-Zero";
> +       compatible = "sinovoip,bpi-p2-zero", "allwinner,sun8i-h2-plus";
> +
> +       aliases {
> +               serial0 = &uart0;
> +               serial1 = &uart1;
> +               ethernet0 = &emac;
> +       };
> +
> +       chosen {
> +               stdout-path = "serial0:115200n8";
> +       };
> +
> +       connector {
> +               compatible = "hdmi-connector";
> +               type = "a";
> +
> +               port {
> +                       hdmi_con_in: endpoint {
> +                               remote-endpoint = <&hdmi_out_con>;
> +                       };
> +               };
> +       };
> +
> +       leds {
> +               compatible = "gpio-leds";
> +               pinctrl-names = "default";
> +
> +               pwr_led {
> +                       label = "bananapi-p2-zero:red:pwr";
> +                       linux,default-trigger = "heartbeat";
> +                       gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
> +                       default-state = "on";
> +               };
> +       };
> +
> +       gpio_keys {
> +               compatible = "gpio-keys";
> +               pinctrl-names = "default";
> +
> +               sw4 {
> +                       label = "power";
> +                       linux,code = <BTN_0>;
> +                       gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
> +               };
> +       };
> +
> +       reg_vdd_cpux: vdd-cpux-regulator {
> +               compatible = "regulator-gpio";
> +               regulator-name = "vdd-cpux";
> +               regulator-type = "voltage";
> +               regulator-boot-on;
> +               regulator-always-on;
> +               regulator-min-microvolt = <1100000>;
> +               regulator-max-microvolt = <1300000>;
> +               regulator-ramp-delay = <50>; /* 4ms */
> +
> +               gpios = <&r_pio 0 1 GPIO_ACTIVE_HIGH>; /* PL1 */
> +               enable-active-high;
> +               gpios-states = <0x1>;
> +               states = <1100000 0x0
> +                         1300000 0x1>;
> +       };
> +
> +       wifi_pwrseq: wifi_pwrseq {
> +               compatible = "mmc-pwrseq-simple";
> +               pinctrl-names = "default";
> +               reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
> +       };
> +};
> +
> +&cpu0 {
> +       cpu-supply = <&reg_vdd_cpux>;
> +};
> +
> +&de {
> +       status = "okay";
> +};
> +
> +&ehci0 {
> +       status = "okay";
> +};
> +
> +&emac {
> +       phy-handle = <&int_mii_phy>;
> +       phy-mode = "mii";
> +       allwinner,leds-active-low;
> +       status = "okay";
> +};
> +
> +&hdmi {
> +       status = "okay";
> +};
> +
> +&hdmi_out {
> +       hdmi_out_con: endpoint {
> +               remote-endpoint = <&hdmi_con_in>;
> +       };
> +};
> +
> +&mmc0 {
> +       vmmc-supply = <&reg_vcc3v3>;
> +       bus-width = <4>;
> +       cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
> +       status = "okay";
> +};
> +
> +&mmc1 {
> +       vmmc-supply = <&reg_vcc3v3>;
> +       vqmmc-supply = <&reg_vcc3v3>;
> +       mmc-pwrseq = <&wifi_pwrseq>;
> +       bus-width = <4>;
> +       non-removable;
> +       status = "okay";
> +
> +       brcmf: wifi at 1 {
> +               reg = <1>;
> +               compatible = "brcm,bcm4329-fmac";
> +               interrupt-parent = <&pio>;
> +               interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
> +               interrupt-names = "host-wake";
> +       };
> +};
> +
> +&mmc2 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&mmc2_8bit_pins>;
> +       vmmc-supply = <&reg_vcc3v3>;
> +       vqmmc-supply = <&reg_vcc3v3>;
> +       bus-width = <8>;
> +       non-removable;
> +       status = "okay";
> +};
> +
> +&ohci0 {
> +       status = "okay";
> +};
> +
> +&uart0 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&uart0_pa_pins>;
> +       status = "okay";
> +};
> +
> +&uart1 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
> +       status = "okay";
> +};
> +
> +&usb_otg {
> +       dr_mode = "otg";
> +       status = "okay";
> +};
> +
> +&usbphy {
> +       usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
> +       /*
> +        * There're two micro-USB connectors, one is power-only and another is
> +        * OTG. The Vbus of these two connectors are connected together, so
> +        * the external USB device will be powered just by the power input
> +        * from the power-only USB port.
> +        */
> +       status = "okay";
> +};
> diff --git a/configs/Sinovoip_BPI_P2_Zero_defconfig b/configs/Sinovoip_BPI_P2_Zero_defconfig
> new file mode 100644
> index 0000000000..cb5b79f254
> --- /dev/null
> +++ b/configs/Sinovoip_BPI_P2_Zero_defconfig
> @@ -0,0 +1,20 @@
> +CONFIG_ARM=y
> +CONFIG_ARCH_SUNXI=y
> +CONFIG_SPL=y
> +CONFIG_MACH_SUN8I_H3=y
> +CONFIG_DRAM_CLK=408
> +CONFIG_DRAM_ZQ=3881979
> +CONFIG_DRAM_ODT_EN=y
> +CONFIG_NR_DRAM_BANKS=1
> +CONFIG_MMC_SUNXI_SLOT_EXTRA=2
> +CONFIG_MMC0_CD_PIN=""
> +# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
> +CONFIG_CONSOLE_MUX=y
> +# CONFIG_CMD_FLASH is not set
> +# CONFIG_SPL_DOS_PARTITION is not set
> +# CONFIG_SPL_ISO_PARTITION is not set
> +# CONFIG_SPL_EFI_PARTITION is not set
> +CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-bananapi-p2-zero"
> +CONFIG_SUN8I_EMAC=y
> +CONFIG_USB_EHCI_HCD=y
> +CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
> \ No newline at end of file

Some of defconfigs are moved into respective kconfig files, so please
check with existing h3 or h2 board deconfig.

Jagan.