[PATCH 1/5] ARM: dts: import Beelink GT-King/Pro DTs from Linux 5.10
Neil Armstrong
narmstrong at baylibre.com
Fri Dec 18 04:42:14 EST 2020
On 18/12/2020 09:45, Christian Hewitt wrote:
> Import the Beelink GT-King/Pro and supporting meson-g12b-w400.dtsi file
> from Linux 5.10.
>
> Signed-off-by: Christian Hewitt <christianshewitt at gmail.com>
> ---
> arch/arm/dts/Makefile | 2 +
> arch/arm/dts/meson-g12b-gtking-pro.dts | 125 ++++++++
> arch/arm/dts/meson-g12b-gtking.dts | 145 +++++++++
> arch/arm/dts/meson-g12b-w400.dtsi | 425 +++++++++++++++++++++++++
> 4 files changed, 697 insertions(+)
> create mode 100644 arch/arm/dts/meson-g12b-gtking-pro.dts
> create mode 100644 arch/arm/dts/meson-g12b-gtking.dts
> create mode 100644 arch/arm/dts/meson-g12b-w400.dtsi
>
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 02dd6a832f..287ac63da4 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -170,6 +170,8 @@ dtb-$(CONFIG_ARCH_MESON) += \
> meson-axg-s400.dtb \
> meson-g12a-u200.dtb \
> meson-g12a-sei510.dtb \
> + meson-g12b-gtking.dtb \
> + meson-g12b-gtking-pro.dtb \
> meson-g12b-odroid-n2.dtb \
> meson-g12b-odroid-n2-plus.dtb \
> meson-g12b-a311d-khadas-vim3.dtb \
> diff --git a/arch/arm/dts/meson-g12b-gtking-pro.dts b/arch/arm/dts/meson-g12b-gtking-pro.dts
> new file mode 100644
> index 0000000000..f0c56a16af
> --- /dev/null
> +++ b/arch/arm/dts/meson-g12b-gtking-pro.dts
> @@ -0,0 +1,125 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 BayLibre, SAS
> + * Author: Neil Armstrong <narmstrong at baylibre.com>
> + * Copyright (c) 2019 Christian Hewitt <christianshewitt at gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "meson-g12b-w400.dtsi"
> +#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
> +
> +/ {
> + compatible = "azw,gtking", "amlogic,g12b";
> + model = "Beelink GT-King Pro";
> +
> + gpio-keys-polled {
> + compatible = "gpio-keys-polled";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + poll-interval = <100>;
> +
> + power-button {
> + label = "power";
> + linux,code = <KEY_POWER>;
> + gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + white {
> + label = "power:white";
> + gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_HIGH>;
> + default-state = "on";
> + };
> + };
> +
> + sound {
> + compatible = "amlogic,axg-sound-card";
> + model = "G12B-GTKING-PRO";
> + audio-aux-devs = <&tdmout_b>;
> + audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
> + "TDMOUT_B IN 1", "FRDDR_B OUT 1",
> + "TDMOUT_B IN 2", "FRDDR_C OUT 1",
> + "TDM_B Playback", "TDMOUT_B OUT";
> +
> + assigned-clocks = <&clkc CLKID_MPLL2>,
> + <&clkc CLKID_MPLL0>,
> + <&clkc CLKID_MPLL1>;
> + assigned-clock-parents = <0>, <0>, <0>;
> + assigned-clock-rates = <294912000>,
> + <270950400>,
> + <393216000>;
> + status = "okay";
> +
> + dai-link-0 {
> + sound-dai = <&frddr_a>;
> + };
> +
> + dai-link-1 {
> + sound-dai = <&frddr_b>;
> + };
> +
> + dai-link-2 {
> + sound-dai = <&frddr_c>;
> + };
> +
> + /* 8ch hdmi interface */
> + dai-link-3 {
> + sound-dai = <&tdmif_b>;
> + dai-format = "i2s";
> + dai-tdm-slot-tx-mask-0 = <1 1>;
> + dai-tdm-slot-tx-mask-1 = <1 1>;
> + dai-tdm-slot-tx-mask-2 = <1 1>;
> + dai-tdm-slot-tx-mask-3 = <1 1>;
> + mclk-fs = <256>;
> +
> + codec {
> + sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
> + };
> + };
> +
> + dai-link-4 {
> + sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
> +
> + codec {
> + sound-dai = <&hdmi_tx>;
> + };
> + };
> + };
> +};
> +
> +&arb {
> + status = "okay";
> +};
> +
> +&clkc_audio {
> + status = "okay";
> +};
> +
> +&frddr_a {
> + status = "okay";
> +};
> +
> +&frddr_b {
> + status = "okay";
> +};
> +
> +&frddr_c {
> + status = "okay";
> +};
> +
> +&tdmif_b {
> + status = "okay";
> +};
> +
> +&tdmout_b {
> + status = "okay";
> +};
> +
> +&tohdmitx {
> + status = "okay";
> +};
> diff --git a/arch/arm/dts/meson-g12b-gtking.dts b/arch/arm/dts/meson-g12b-gtking.dts
> new file mode 100644
> index 0000000000..eeb7bc5539
> --- /dev/null
> +++ b/arch/arm/dts/meson-g12b-gtking.dts
> @@ -0,0 +1,145 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 BayLibre, SAS
> + * Author: Neil Armstrong <narmstrong at baylibre.com>
> + * Copyright (c) 2019 Christian Hewitt <christianshewitt at gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "meson-g12b-w400.dtsi"
> +#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
> +
> +/ {
> + compatible = "azw,gtking", "amlogic,g12b";
> + model = "Beelink GT-King";
> +
> + spdif_dit: audio-codec-1 {
> + #sound-dai-cells = <0>;
> + compatible = "linux,spdif-dit";
> + status = "okay";
> + sound-name-prefix = "DIT";
> + };
> +
> + sound {
> + compatible = "amlogic,axg-sound-card";
> + model = "G12B-GTKING";
> + audio-aux-devs = <&tdmout_b>;
> + audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
> + "TDMOUT_B IN 1", "FRDDR_B OUT 1",
> + "TDMOUT_B IN 2", "FRDDR_C OUT 1",
> + "TDM_B Playback", "TDMOUT_B OUT",
> + "SPDIFOUT IN 0", "FRDDR_A OUT 3",
> + "SPDIFOUT IN 1", "FRDDR_B OUT 3",
> + "SPDIFOUT IN 2", "FRDDR_C OUT 3";
> +
> + assigned-clocks = <&clkc CLKID_MPLL2>,
> + <&clkc CLKID_MPLL0>,
> + <&clkc CLKID_MPLL1>;
> + assigned-clock-parents = <0>, <0>, <0>;
> + assigned-clock-rates = <294912000>,
> + <270950400>,
> + <393216000>;
> + status = "okay";
> +
> + dai-link-0 {
> + sound-dai = <&frddr_a>;
> + };
> +
> + dai-link-1 {
> + sound-dai = <&frddr_b>;
> + };
> +
> + dai-link-2 {
> + sound-dai = <&frddr_c>;
> + };
> +
> + /* 8ch hdmi interface */
> + dai-link-3 {
> + sound-dai = <&tdmif_b>;
> + dai-format = "i2s";
> + dai-tdm-slot-tx-mask-0 = <1 1>;
> + dai-tdm-slot-tx-mask-1 = <1 1>;
> + dai-tdm-slot-tx-mask-2 = <1 1>;
> + dai-tdm-slot-tx-mask-3 = <1 1>;
> + mclk-fs = <256>;
> +
> + codec {
> + sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
> + };
> + };
> +
> + /* spdif hdmi or toslink interface */
> + dai-link-4 {
> + sound-dai = <&spdifout>;
> +
> + codec-0 {
> + sound-dai = <&spdif_dit>;
> + };
> +
> + codec-1 {
> + sound-dai = <&tohdmitx TOHDMITX_SPDIF_IN_A>;
> + };
> + };
> +
> + /* spdif hdmi interface */
> + dai-link-5 {
> + sound-dai = <&spdifout_b>;
> +
> + codec {
> + sound-dai = <&tohdmitx TOHDMITX_SPDIF_IN_B>;
> + };
> + };
> +
> + /* hdmi glue */
> + dai-link-6 {
> + sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
> +
> + codec {
> + sound-dai = <&hdmi_tx>;
> + };
> + };
> + };
> +};
> +
> +&arb {
> + status = "okay";
> +};
> +
> +&clkc_audio {
> + status = "okay";
> +};
> +
> +&frddr_a {
> + status = "okay";
> +};
> +
> +&frddr_b {
> + status = "okay";
> +};
> +
> +&frddr_c {
> + status = "okay";
> +};
> +
> +&spdifout {
> + pinctrl-0 = <&spdif_out_h_pins>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> +&spdifout_b {
> + status = "okay";
> +};
> +
> +&tdmif_b {
> + status = "okay";
> +};
> +
> +&tdmout_b {
> + status = "okay";
> +};
> +
> +&tohdmitx {
> + status = "okay";
> +};
> diff --git a/arch/arm/dts/meson-g12b-w400.dtsi b/arch/arm/dts/meson-g12b-w400.dtsi
> new file mode 100644
> index 0000000000..2802ddbb83
> --- /dev/null
> +++ b/arch/arm/dts/meson-g12b-w400.dtsi
> @@ -0,0 +1,425 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 BayLibre, SAS
> + * Author: Neil Armstrong <narmstrong at baylibre.com>
> + * Copyright (c) 2019 Christian Hewitt <christianshewitt at gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "meson-g12b.dtsi"
> +#include "meson-g12b-s922x.dtsi"
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/gpio/meson-g12a-gpio.h>
> +
> +/ {
> + aliases {
> + serial0 = &uart_AO;
> + ethernet0 = ðmac;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory at 0 {
> + device_type = "memory";
> + reg = <0x0 0x0 0x0 0x40000000>;
> + };
> +
> + emmc_pwrseq: emmc-pwrseq {
> + compatible = "mmc-pwrseq-emmc";
> + reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
> + };
> +
> + sdio_pwrseq: sdio-pwrseq {
> + compatible = "mmc-pwrseq-simple";
> + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
> + clocks = <&wifi32k>;
> + clock-names = "ext_clock";
> + };
> +
> + flash_1v8: regulator-flash_1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "FLASH_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vcc_3v3>;
> + regulator-always-on;
> + };
> +
> + main_12v: regulator-main_12v {
> + compatible = "regulator-fixed";
> + regulator-name = "12V";
> + regulator-min-microvolt = <12000000>;
> + regulator-max-microvolt = <12000000>;
> + regulator-always-on;
> + };
> +
> + vcc_5v: regulator-vcc_5v {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_5V";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&main_12v>;
> +
> + gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
> + enable-active-high;
> + };
> +
> + vcc_1v8: regulator-vcc_1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vcc_3v3>;
> + regulator-always-on;
> + };
> +
> + vcc_3v3: regulator-vcc_3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vddao_3v3>;
> + regulator-always-on;
> + /* FIXME: actually controlled by VDDCPU_B_EN */
> + };
> +
> + vddcpu_a: regulator-vddcpu-a {
> + /*
> + * MP1653 Regulator.
> + */
> + compatible = "pwm-regulator";
> +
> + regulator-name = "VDDCPU_A";
> + regulator-min-microvolt = <721000>;
> + regulator-max-microvolt = <1022000>;
> +
> + vin-supply = <&main_12v>;
> +
> + pwms = <&pwm_ab 0 1250 0>;
> + pwm-dutycycle-range = <100 0>;
> +
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + vddcpu_b: regulator-vddcpu-b {
> + /*
> + * MP1652 Regulator.
> + */
> + compatible = "pwm-regulator";
> +
> + regulator-name = "VDDCPU_B";
> + regulator-min-microvolt = <721000>;
> + regulator-max-microvolt = <1022000>;
> +
> + vin-supply = <&main_12v>;
> +
> + pwms = <&pwm_AO_cd 1 1250 0>;
> + pwm-dutycycle-range = <100 0>;
> +
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + usb1_pow: regulator-usb1-pow {
> + compatible = "regulator-fixed";
> + regulator-name = "USB1_POW";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&vcc_5v>;
> +
> + /* connected to SY6280A Power Switch */
> + gpio = <&gpio GPIOA_8 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + usb_pwr_en: regulator-usb-pwr-en {
> + compatible = "regulator-fixed";
> + regulator-name = "USB_PWR_EN";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&vcc_5v>;
> +
> + /* Connected to USB3 Type-A Port power enable */
> + gpio = <&gpio GPIOAO_7 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + vddao_1v8: regulator-vddao-1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDDAO_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vddao_3v3>;
> + regulator-always-on;
> + };
> +
> + vddao_3v3: regulator-vddao-3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDDAO_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&main_12v>;
> + regulator-always-on;
> + };
> +
> + cvbs-connector {
> + compatible = "composite-video-connector";
> +
> + port {
> + cvbs_connector_in: endpoint {
> + remote-endpoint = <&cvbs_vdac_out>;
> + };
> + };
> + };
> +
> + hdmi-connector {
> + compatible = "hdmi-connector";
> + type = "a";
> +
> + port {
> + hdmi_connector_in: endpoint {
> + remote-endpoint = <&hdmi_tx_tmds_out>;
> + };
> + };
> + };
> +
> + wifi32k: wifi32k {
> + compatible = "pwm-clock";
> + #clock-cells = <0>;
> + clock-frequency = <32768>;
> + pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
> + };
> +};
> +
> +&cec_AO {
> + pinctrl-0 = <&cec_ao_a_h_pins>;
> + pinctrl-names = "default";
> + status = "disabled";
> + hdmi-phandle = <&hdmi_tx>;
> +};
> +
> +&cecb_AO {
> + pinctrl-0 = <&cec_ao_b_h_pins>;
> + pinctrl-names = "default";
> + status = "okay";
> + hdmi-phandle = <&hdmi_tx>;
> +};
> +
> +&cpu0 {
> + cpu-supply = <&vddcpu_b>;
> + operating-points-v2 = <&cpu_opp_table_0>;
> + clocks = <&clkc CLKID_CPU_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu1 {
> + cpu-supply = <&vddcpu_b>;
> + operating-points-v2 = <&cpu_opp_table_0>;
> + clocks = <&clkc CLKID_CPU_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu100 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu101 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu102 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cpu103 {
> + cpu-supply = <&vddcpu_a>;
> + operating-points-v2 = <&cpub_opp_table_1>;
> + clocks = <&clkc CLKID_CPUB_CLK>;
> + clock-latency = <50000>;
> +};
> +
> +&cvbs_vdac_port {
> + cvbs_vdac_out: endpoint {
> + remote-endpoint = <&cvbs_connector_in>;
> + };
> +};
> +
> +&ext_mdio {
> + external_phy: ethernet-phy at 0 {
> + /* Realtek RTL8211F (0x001cc916) */
> + reg = <0>;
> + max-speed = <1000>;
> +
> + reset-assert-us = <10000>;
> + reset-deassert-us = <30000>;
> + reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
> +
> + interrupt-parent = <&gpio_intc>;
> + /* MAC_INTR on GPIOZ_14 */
> + interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
> + };
> +};
> +
> +ðmac {
> + pinctrl-0 = <ð_pins>, <ð_rgmii_pins>;
> + pinctrl-names = "default";
> + status = "okay";
> + phy-mode = "rgmii";
> + phy-handle = <&external_phy>;
> + amlogic,tx-delay-ns = <2>;
> +};
> +
> +&hdmi_tx {
> + status = "okay";
> + pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
> + pinctrl-names = "default";
> + hdmi-supply = <&vcc_5v>;
> +};
> +
> +&hdmi_tx_tmds_port {
> + hdmi_tx_tmds_out: endpoint {
> + remote-endpoint = <&hdmi_connector_in>;
> + };
> +};
> +
> +&ir {
> + status = "okay";
> + pinctrl-0 = <&remote_input_ao_pins>;
> + pinctrl-names = "default";
> +};
> +
> +&pwm_ab {
> + pinctrl-0 = <&pwm_a_e_pins>;
> + pinctrl-names = "default";
> + clocks = <&xtal>;
> + clock-names = "clkin0";
> + status = "okay";
> +};
> +
> +&pwm_AO_cd {
> + pinctrl-0 = <&pwm_ao_d_e_pins>;
> + pinctrl-names = "default";
> + clocks = <&xtal>;
> + clock-names = "clkin1";
> + status = "okay";
> +};
> +
> +&pwm_ef {
> + pinctrl-0 = <&pwm_e_pins>;
> + pinctrl-names = "default";
> + clocks = <&xtal>;
> + clock-names = "clkin0";
> + status = "okay";
> +};
> +
> +/* SDIO */
> +&sd_emmc_a {
> + status = "okay";
> + pinctrl-0 = <&sdio_pins>;
> + pinctrl-1 = <&sdio_clk_gate_pins>;
> + pinctrl-names = "default", "clk-gate";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + bus-width = <4>;
> + cap-sd-highspeed;
> + max-frequency = <100000000>;
> +
> + /* WiFi firmware requires power to be kept while in suspend */
> + keep-power-in-suspend;
> +
> + non-removable;
> + disable-wp;
> +
> + mmc-pwrseq = <&sdio_pwrseq>;
> +
> + vmmc-supply = <&vddao_3v3>;
> + vqmmc-supply = <&vddao_1v8>;
> +
> + brcmf: wifi at 1 {
> + reg = <1>;
> + compatible = "brcm,bcm4329-fmac";
> + };
> +};
> +
> +/* SD card */
> +&sd_emmc_b {
> + status = "okay";
> + pinctrl-0 = <&sdcard_c_pins>;
> + pinctrl-1 = <&sdcard_clk_gate_c_pins>;
> + pinctrl-names = "default", "clk-gate";
> +
> + bus-width = <4>;
> + cap-sd-highspeed;
> + max-frequency = <50000000>;
> + disable-wp;
> +
> + cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
> + vmmc-supply = <&vddao_3v3>;
> + vqmmc-supply = <&vddao_3v3>;
> +};
> +
> +/* eMMC */
> +&sd_emmc_c {
> + status = "okay";
> + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
> + pinctrl-1 = <&emmc_clk_gate_pins>;
> + pinctrl-names = "default", "clk-gate";
> +
> + bus-width = <8>;
> + cap-mmc-highspeed;
> + max-frequency = <100000000>;
> + disable-wp;
> +
> + mmc-pwrseq = <&emmc_pwrseq>;
> + vmmc-supply = <&vcc_3v3>;
> + vqmmc-supply = <&flash_1v8>;
> +};
> +
> +&uart_A {
> + status = "okay";
> + pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
> + pinctrl-names = "default";
> + uart-has-rtscts;
> +
> + bluetooth {
> + compatible = "brcm,bcm43438-bt";
> + shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
> + max-speed = <2000000>;
> + clocks = <&wifi32k>;
> + clock-names = "lpo";
> + };
> +};
> +
> +&uart_AO {
> + status = "okay";
> + pinctrl-0 = <&uart_ao_a_pins>;
> + pinctrl-names = "default";
> +};
> +
> +&usb {
> + status = "okay";
> + dr_mode = "host";
> + vbus-supply = <&usb_pwr_en>;
> +};
> +
> +&usb2_phy0 {
> + phy-supply = <&usb1_pow>;
> +};
> +
> +&usb2_phy1 {
> + phy-supply = <&usb1_pow>;
> +};
>
Acked-by: Neil Armstrong <narmstrong at baylibre.com>
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