sunxi: add support for Bananapi P2 Zero (TBD)

Signed-off-by: Zoltan HERPAI <[email protected]>

diff --git a/package/boot/uboot-sunxi/Makefile b/package/boot/uboot-sunxi/Makefile
index bf92c9b2db16f394b3f1af45777fb98e399dfccb..a5ea9e20268fb2f0503c62370d9aa05150b9f675 100644 (file)
--- a/package/boot/uboot-sunxi/Makefile
+++ b/package/boot/uboot-sunxi/Makefile
@@ -346,6 +346,13 @@ define U-Boot/bananapi_m2_berry
   BUILD_DEVICES:=sinovoip_bananapi-m2-berry
 endef
 
+define U-Boot/bananapi_p2_zero
+  BUILD_SUBTARGET:=cortexa7
+  NAME:=Bananapi P2 Zero
+  BUILD_DEVICES:=sinovoip_bananapi-p2-zero
+endef
+
+
 UBOOT_TARGETS := \
        a64-olinuxino \
        a64-olinuxino-emmc \
@@ -358,6 +365,7 @@ UBOOT_TARGETS := \
        bananapi_m2_plus_h3 \
        Bananapi \
        bananapi_m2_berry \
+       bananapi_p2_zero \
        Bananapi_M2_Ultra \
        Bananapro \
        Cubieboard \

diff --git a/package/boot/uboot-sunxi/patches/255-sunxi-h2-add-bpi-p2-zero.patch b/package/boot/uboot-sunxi/patches/255-sunxi-h2-add-bpi-p2-zero.patch
new file mode 100644 (file)
index 0000000..c5b2cbc
--- /dev/null
+++ b/package/boot/uboot-sunxi/patches/255-sunxi-h2-add-bpi-p2-zero.patch
@@ -0,0 +1,579 @@
+diff -ruN u-boot-2023.04.old/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts u-boot-2023.04/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
+--- u-boot-2023.04.old/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts 1970-01-01 01:00:00.000000000 +0100
++++ u-boot-2023.04/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts     2023-08-13 00:30:28.605656982 +0200
+@@ -0,0 +1,273 @@
++// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
++/*
++ * Copyright (C) 2017 Icenowy Zheng <[email protected]>
++ *
++ * Based on sun8i-h3-bananapi-m2-plus.dts, which is:
++ *   Copyright (C) 2016 Chen-Yu Tsai <[email protected]>
++ */
++
++/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;
++      };
++
++      chosen {
++              stdout-path = "serial0:115200n8";
++      };
++
++      connector {
++              compatible = "hdmi-connector";
++              type = "c";
++
++              port {
++                      hdmi_con_in: endpoint {
++                              remote-endpoint = <&hdmi_out_con>;
++                      };
++              };
++      };
++
++      leds {
++              compatible = "gpio-leds";
++
++              pwr_led {
++                      label = "bananapi-m2-zero:red:pwr";
++                      gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
++                      default-state = "on";
++              };
++      };
++
++      gpio-keys {
++              compatible = "gpio-keys";
++
++              switch-4 {
++                      label = "power";
++                      linux,code = <KEY_POWER>;
++                      gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
++                      wakeup-source;
++              };
++      };
++
++      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 0>, <1300000 1>;
++      };
++
++      reg_vcc_dram: vcc-dram {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc-dram";
++              regulator-min-microvolt = <1500000>;
++              regulator-max-microvolt = <1500000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      reg_vcc1v2: vcc1v2 {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc1v2";
++              regulator-min-microvolt = <1200000>;
++              regulator-max-microvolt = <1200000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      poweroff {
++              compatible = "regulator-poweroff";
++              cpu-supply = <&reg_vcc1v2>;
++      };
++
++      wifi_pwrseq: wifi_pwrseq {
++              compatible = "mmc-pwrseq-simple";
++              reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
++              clocks = <&rtc CLK_OSC32K_FANOUT>;
++              clock-names = "ext_clock";
++      };
++};
++
++&cpu0 {
++      cpu-supply = <&reg_vdd_cpux>;
++};
++
++&de {
++      status = "okay";
++};
++
++&ehci0 {
++      status = "okay";
++};
++
++&hdmi {
++      status = "okay";
++};
++
++&hdmi_out {
++      hdmi_out_con: endpoint {
++              remote-endpoint = <&hdmi_con_in>;
++      };
++};
++
++&mmc0 {
++      vmmc-supply = <&reg_vcc3v3>;
++      bus-width = <4>;
++      /*
++       * On the production batch of this board the card detect GPIO is
++       * high active (card inserted), although on the early samples it's
++       * low active.
++       */
++      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@1 {
++              reg = <1>;
++              compatible = "brcm,bcm4329-fmac";
++              interrupt-parent = <&pio>;
++              interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
++              interrupt-names = "host-wake";
++      };
++};
++
++&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>;
++      uart-has-rtscts;
++      status = "okay";
++
++      bluetooth {
++              compatible = "brcm,bcm43438-bt";
++              max-speed = <1500000>;
++              clocks = <&rtc CLK_OSC32K_FANOUT>;
++              clock-names = "lpo";
++              vbat-supply = <&reg_vcc3v3>;
++              vddio-supply = <&reg_vcc3v3>;
++              device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
++              host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
++              shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
++      };
++
++};
++
++&pio {
++      gpio-line-names =
++              /* PA */
++              "CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
++                      "CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
++              "CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
++                      "CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
++              "CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
++                      "CON2-P40", "CON2-P38", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PB */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PC */
++              "CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
++                      "CON2-P18", "", "", "CON2-P26",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PD */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "CSI-PWR-EN", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PE */
++              "CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
++                      "CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
++              "CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
++                      "CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PF */
++              "SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
++                      "SDC0-D2", "SDC0-DET", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PG */
++              "WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
++                      "WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
++              "BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
++                      "BT-RST-N", "AP-WAKE-BT", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&r_pio {
++      gpio-line-names =
++              /* PL */
++              "", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
++                      "VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
++              "PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&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 -ruN u-boot-2023.04.old/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts~ u-boot-2023.04/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts~
+--- u-boot-2023.04.old/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts~        1970-01-01 01:00:00.000000000 +0100
++++ u-boot-2023.04/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts~    2023-08-13 00:29:43.000000000 +0200
+@@ -0,0 +1,273 @@
++// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
++/*
++ * Copyright (C) 2017 Icenowy Zheng <[email protected]>
++ *
++ * Based on sun8i-h3-bananapi-m2-plus.dts, which is:
++ *   Copyright (C) 2016 Chen-Yu Tsai <[email protected]>
++ */
++
++/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-M2-Zero";
++      compatible = "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus";
++
++      aliases {
++              serial0 = &uart0;
++              serial1 = &uart1;
++      };
++
++      chosen {
++              stdout-path = "serial0:115200n8";
++      };
++
++      connector {
++              compatible = "hdmi-connector";
++              type = "c";
++
++              port {
++                      hdmi_con_in: endpoint {
++                              remote-endpoint = <&hdmi_out_con>;
++                      };
++              };
++      };
++
++      leds {
++              compatible = "gpio-leds";
++
++              pwr_led {
++                      label = "bananapi-m2-zero:red:pwr";
++                      gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
++                      default-state = "on";
++              };
++      };
++
++      gpio-keys {
++              compatible = "gpio-keys";
++
++              switch-4 {
++                      label = "power";
++                      linux,code = <KEY_POWER>;
++                      gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
++                      wakeup-source;
++              };
++      };
++
++      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 0>, <1300000 1>;
++      };
++
++      reg_vcc_dram: vcc-dram {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc-dram";
++              regulator-min-microvolt = <1500000>;
++              regulator-max-microvolt = <1500000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      reg_vcc1v2: vcc1v2 {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc1v2";
++              regulator-min-microvolt = <1200000>;
++              regulator-max-microvolt = <1200000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      poweroff {
++              compatible = "regulator-poweroff";
++              cpu-supply = <&reg_vcc1v2>;
++      };
++
++      wifi_pwrseq: wifi_pwrseq {
++              compatible = "mmc-pwrseq-simple";
++              reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
++              clocks = <&rtc CLK_OSC32K_FANOUT>;
++              clock-names = "ext_clock";
++      };
++};
++
++&cpu0 {
++      cpu-supply = <&reg_vdd_cpux>;
++};
++
++&de {
++      status = "okay";
++};
++
++&ehci0 {
++      status = "okay";
++};
++
++&hdmi {
++      status = "okay";
++};
++
++&hdmi_out {
++      hdmi_out_con: endpoint {
++              remote-endpoint = <&hdmi_con_in>;
++      };
++};
++
++&mmc0 {
++      vmmc-supply = <&reg_vcc3v3>;
++      bus-width = <4>;
++      /*
++       * On the production batch of this board the card detect GPIO is
++       * high active (card inserted), although on the early samples it's
++       * low active.
++       */
++      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@1 {
++              reg = <1>;
++              compatible = "brcm,bcm4329-fmac";
++              interrupt-parent = <&pio>;
++              interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
++              interrupt-names = "host-wake";
++      };
++};
++
++&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>;
++      uart-has-rtscts;
++      status = "okay";
++
++      bluetooth {
++              compatible = "brcm,bcm43438-bt";
++              max-speed = <1500000>;
++              clocks = <&rtc CLK_OSC32K_FANOUT>;
++              clock-names = "lpo";
++              vbat-supply = <&reg_vcc3v3>;
++              vddio-supply = <&reg_vcc3v3>;
++              device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
++              host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
++              shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
++      };
++
++};
++
++&pio {
++      gpio-line-names =
++              /* PA */
++              "CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
++                      "CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
++              "CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
++                      "CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
++              "CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
++                      "CON2-P40", "CON2-P38", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PB */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PC */
++              "CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
++                      "CON2-P18", "", "", "CON2-P26",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PD */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "CSI-PWR-EN", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PE */
++              "CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
++                      "CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
++              "CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
++                      "CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PF */
++              "SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
++                      "SDC0-D2", "SDC0-DET", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PG */
++              "WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
++                      "WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
++              "BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
++                      "BT-RST-N", "AP-WAKE-BT", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&r_pio {
++      gpio-line-names =
++              /* PL */
++              "", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
++                      "VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
++              "PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&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 -ruN u-boot-2023.04.old/configs/bananapi_p2_zero_defconfig u-boot-2023.04/configs/bananapi_p2_zero_defconfig
+--- u-boot-2023.04.old/configs/bananapi_p2_zero_defconfig      1970-01-01 01:00:00.000000000 +0100
++++ u-boot-2023.04/configs/bananapi_p2_zero_defconfig  2023-08-13 00:29:33.082164251 +0200
+@@ -0,0 +1,10 @@
++CONFIG_ARM=y
++CONFIG_ARCH_SUNXI=y
++CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-bananapi-p2-zero"
++CONFIG_SPL=y
++CONFIG_MACH_SUN8I_H3=y
++CONFIG_DRAM_CLK=408
++# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
++CONFIG_MMC_SUNXI_SLOT_EXTRA=2
++CONFIG_SUN8I_EMAC=y
++CONFIG_USB_EHCI_HCD=y
+diff -ruN u-boot-2023.04.old/configs/bananapi_p2_zero_defconfig~ u-boot-2023.04/configs/bananapi_p2_zero_defconfig~
+--- u-boot-2023.04.old/configs/bananapi_p2_zero_defconfig~     1970-01-01 01:00:00.000000000 +0100
++++ u-boot-2023.04/configs/bananapi_p2_zero_defconfig~ 2023-08-13 00:29:17.000000000 +0200
+@@ -0,0 +1,7 @@
++CONFIG_ARM=y
++CONFIG_ARCH_SUNXI=y
++CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-bananapi-m2-zero"
++CONFIG_SPL=y
++CONFIG_MACH_SUN8I_H3=y
++CONFIG_DRAM_CLK=408
++# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set

diff --git a/target/linux/sunxi/image/cortexa7.mk b/target/linux/sunxi/image/cortexa7.mk
index a3d10af70caf5b9c7484e5060b4739a96902f8b2..7a484214c0af96a206619fc162b37765d3bcebdd 100644 (file)
--- a/target/linux/sunxi/image/cortexa7.mk
+++ b/target/linux/sunxi/image/cortexa7.mk
@@ -194,6 +194,15 @@ define Device/sinovoip_bananapi-m3
 endef
 TARGET_DEVICES += sinovoip_bananapi-m3
 
+define Device/sinovoip_bananapi-p2-zero
+  DEVICE_VENDOR := Sinovoip
+  DEVICE_MODEL := Banana Pi P2 Zero
+  DEVICE_PACKAGES:=kmod-leds-gpio kmod-brcmfmac \
+       cypress-firmware-43430-sdio wpad-basic-mbedtls
+  SOC := sun8i-h2-plus
+endef
+TARGET_DEVICES += sinovoip_bananapi-p2-zero
+
 define Device/xunlong_orangepi-one
   DEVICE_VENDOR := Xunlong
   DEVICE_MODEL := Orange Pi One

diff --git a/target/linux/sunxi/patches-5.15/310-sunxi-add-bananapi-p2-zero.patch b/target/linux/sunxi/patches-5.15/310-sunxi-add-bananapi-p2-zero.patch
new file mode 100644 (file)
index 0000000..5f1394d
--- /dev/null
+++ b/target/linux/sunxi/patches-5.15/310-sunxi-add-bananapi-p2-zero.patch
@@ -0,0 +1,294 @@
+diff -ruN linux-5.15.123/arch/arm/boot/dts.old/Makefile linux-5.15.123/arch/arm/boot/dts/Makefile
+--- linux-5.15.123/arch/arm/boot/dts.old/Makefile      2023-07-27 08:47:05.000000000 +0200
++++ linux-5.15.123/arch/arm/boot/dts/Makefile  2023-08-13 00:34:55.147124093 +0200
+@@ -1241,6 +1241,7 @@
+       sun8i-a83t-cubietruck-plus.dtb \
+       sun8i-a83t-tbs-a711.dtb \
+       sun8i-h2-plus-bananapi-m2-zero.dtb \
++      sun8i-h2-plus-bananapi-p2-zero.dtb \
+       sun8i-h2-plus-libretech-all-h3-cc.dtb \
+       sun8i-h2-plus-orangepi-r1.dtb \
+       sun8i-h2-plus-orangepi-zero.dtb \
+diff -ruN linux-5.15.123/arch/arm/boot/dts.old/sun8i-h2-plus-bananapi-p2-zero.dts linux-5.15.123/arch/arm/boot/dts/sun8i-h2-plus-bananapi-p2-zero.dts
+--- linux-5.15.123/arch/arm/boot/dts.old/sun8i-h2-plus-bananapi-p2-zero.dts    1970-01-01 01:00:00.000000000 +0100
++++ linux-5.15.123/arch/arm/boot/dts/sun8i-h2-plus-bananapi-p2-zero.dts        2023-08-13 00:34:37.071300493 +0200
+@@ -0,0 +1,279 @@
++// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
++/*
++ * Copyright (C) 2017 Icenowy Zheng <[email protected]>
++ *
++ * Based on sun8i-h3-bananapi-m2-plus.dts, which is:
++ *   Copyright (C) 2016 Chen-Yu Tsai <[email protected]>
++ */
++
++/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;
++      };
++
++      chosen {
++              stdout-path = "serial0:115200n8";
++      };
++
++      connector {
++              compatible = "hdmi-connector";
++              type = "c";
++
++              port {
++                      hdmi_con_in: endpoint {
++                              remote-endpoint = <&hdmi_out_con>;
++                      };
++              };
++      };
++
++      leds {
++              compatible = "gpio-leds";
++
++              pwr_led {
++                      label = "bananapi-m2-zero:red:pwr";
++                      gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
++                      default-state = "on";
++              };
++      };
++
++      gpio_keys {
++              compatible = "gpio-keys";
++
++              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 0>, <1300000 1>;
++      };
++
++      reg_vcc_dram: vcc-dram {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc-dram";
++              regulator-min-microvolt = <1500000>;
++              regulator-max-microvolt = <1500000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      reg_vcc1v2: vcc1v2 {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc1v2";
++              regulator-min-microvolt = <1200000>;
++              regulator-max-microvolt = <1200000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      poweroff {
++              compatible = "regulator-poweroff";
++              cpu-supply = <&reg_vcc1v2>;
++      };
++
++      wifi_pwrseq: wifi_pwrseq {
++              compatible = "mmc-pwrseq-simple";
++              reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
++              clocks = <&rtc 1>;
++              clock-names = "ext_clock";
++      };
++};
++
++&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>;
++      /*
++       * On the production batch of this board the card detect GPIO is
++       * high active (card inserted), although on the early samples it's
++       * low active.
++       */
++      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@1 {
++              reg = <1>;
++              compatible = "brcm,bcm4329-fmac";
++              interrupt-parent = <&pio>;
++              interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
++              interrupt-names = "host-wake";
++      };
++};
++
++&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>;
++      uart-has-rtscts;
++      status = "okay";
++
++      bluetooth {
++              compatible = "brcm,bcm43438-bt";
++              max-speed = <1500000>;
++              clocks = <&rtc 1>;
++              clock-names = "lpo";
++              vbat-supply = <&reg_vcc3v3>;
++              vddio-supply = <&reg_vcc3v3>;
++              device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
++              host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
++              shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
++      };
++
++};
++
++&pio {
++      gpio-line-names =
++              /* PA */
++              "CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
++                      "CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
++              "CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
++                      "CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
++              "CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
++                      "CON2-P40", "CON2-P38", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PB */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PC */
++              "CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
++                      "CON2-P18", "", "", "CON2-P26",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PD */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "CSI-PWR-EN", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PE */
++              "CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
++                      "CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
++              "CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
++                      "CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PF */
++              "SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
++                      "SDC0-D2", "SDC0-DET", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PG */
++              "WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
++                      "WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
++              "BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
++                      "BT-RST-N", "AP-WAKE-BT", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&r_pio {
++      gpio-line-names =
++              /* PL */
++              "", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
++                      "VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
++              "PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&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/target/linux/sunxi/patches-6.1/310-sunxi-add-bananapi-p2-zero.patch b/target/linux/sunxi/patches-6.1/310-sunxi-add-bananapi-p2-zero.patch
new file mode 100644 (file)
index 0000000..5f1394d
--- /dev/null
+++ b/target/linux/sunxi/patches-6.1/310-sunxi-add-bananapi-p2-zero.patch
@@ -0,0 +1,294 @@
+diff -ruN linux-5.15.123/arch/arm/boot/dts.old/Makefile linux-5.15.123/arch/arm/boot/dts/Makefile
+--- linux-5.15.123/arch/arm/boot/dts.old/Makefile      2023-07-27 08:47:05.000000000 +0200
++++ linux-5.15.123/arch/arm/boot/dts/Makefile  2023-08-13 00:34:55.147124093 +0200
+@@ -1241,6 +1241,7 @@
+       sun8i-a83t-cubietruck-plus.dtb \
+       sun8i-a83t-tbs-a711.dtb \
+       sun8i-h2-plus-bananapi-m2-zero.dtb \
++      sun8i-h2-plus-bananapi-p2-zero.dtb \
+       sun8i-h2-plus-libretech-all-h3-cc.dtb \
+       sun8i-h2-plus-orangepi-r1.dtb \
+       sun8i-h2-plus-orangepi-zero.dtb \
+diff -ruN linux-5.15.123/arch/arm/boot/dts.old/sun8i-h2-plus-bananapi-p2-zero.dts linux-5.15.123/arch/arm/boot/dts/sun8i-h2-plus-bananapi-p2-zero.dts
+--- linux-5.15.123/arch/arm/boot/dts.old/sun8i-h2-plus-bananapi-p2-zero.dts    1970-01-01 01:00:00.000000000 +0100
++++ linux-5.15.123/arch/arm/boot/dts/sun8i-h2-plus-bananapi-p2-zero.dts        2023-08-13 00:34:37.071300493 +0200
+@@ -0,0 +1,279 @@
++// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
++/*
++ * Copyright (C) 2017 Icenowy Zheng <[email protected]>
++ *
++ * Based on sun8i-h3-bananapi-m2-plus.dts, which is:
++ *   Copyright (C) 2016 Chen-Yu Tsai <[email protected]>
++ */
++
++/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;
++      };
++
++      chosen {
++              stdout-path = "serial0:115200n8";
++      };
++
++      connector {
++              compatible = "hdmi-connector";
++              type = "c";
++
++              port {
++                      hdmi_con_in: endpoint {
++                              remote-endpoint = <&hdmi_out_con>;
++                      };
++              };
++      };
++
++      leds {
++              compatible = "gpio-leds";
++
++              pwr_led {
++                      label = "bananapi-m2-zero:red:pwr";
++                      gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
++                      default-state = "on";
++              };
++      };
++
++      gpio_keys {
++              compatible = "gpio-keys";
++
++              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 0>, <1300000 1>;
++      };
++
++      reg_vcc_dram: vcc-dram {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc-dram";
++              regulator-min-microvolt = <1500000>;
++              regulator-max-microvolt = <1500000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      reg_vcc1v2: vcc1v2 {
++              compatible = "regulator-fixed";
++              regulator-name = "vcc1v2";
++              regulator-min-microvolt = <1200000>;
++              regulator-max-microvolt = <1200000>;
++              regulator-always-on;
++              regulator-boot-on;
++              enable-active-high;
++              gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
++              vin-supply = <&reg_vcc5v0>;
++      };
++
++      poweroff {
++              compatible = "regulator-poweroff";
++              cpu-supply = <&reg_vcc1v2>;
++      };
++
++      wifi_pwrseq: wifi_pwrseq {
++              compatible = "mmc-pwrseq-simple";
++              reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
++              clocks = <&rtc 1>;
++              clock-names = "ext_clock";
++      };
++};
++
++&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>;
++      /*
++       * On the production batch of this board the card detect GPIO is
++       * high active (card inserted), although on the early samples it's
++       * low active.
++       */
++      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@1 {
++              reg = <1>;
++              compatible = "brcm,bcm4329-fmac";
++              interrupt-parent = <&pio>;
++              interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
++              interrupt-names = "host-wake";
++      };
++};
++
++&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>;
++      uart-has-rtscts;
++      status = "okay";
++
++      bluetooth {
++              compatible = "brcm,bcm43438-bt";
++              max-speed = <1500000>;
++              clocks = <&rtc 1>;
++              clock-names = "lpo";
++              vbat-supply = <&reg_vcc3v3>;
++              vddio-supply = <&reg_vcc3v3>;
++              device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
++              host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
++              shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
++      };
++
++};
++
++&pio {
++      gpio-line-names =
++              /* PA */
++              "CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
++                      "CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
++              "CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
++                      "CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
++              "CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
++                      "CON2-P40", "CON2-P38", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PB */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PC */
++              "CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
++                      "CON2-P18", "", "", "CON2-P26",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PD */
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "CSI-PWR-EN", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PE */
++              "CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
++                      "CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
++              "CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
++                      "CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PF */
++              "SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
++                      "SDC0-D2", "SDC0-DET", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++
++              /* PG */
++              "WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
++                      "WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
++              "BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
++                      "BT-RST-N", "AP-WAKE-BT", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&r_pio {
++      gpio-line-names =
++              /* PL */
++              "", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
++                      "VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
++              "PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
++              "", "", "", "", "", "", "", "",
++              "", "", "", "", "", "", "", "";
++};
++
++&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";
++};