From 0bc0be418608e2433999838f151930d7aac156c3 Mon Sep 17 00:00:00 2001 From: Marek Belisko Date: Tue, 30 Oct 2018 20:40:36 +0100 Subject: [PATCH] linux-mainline: Added wifi dts changes for orange-pi-zero wifi Signed-off-by: Marek Belisko --- .../0001-add-wifi-support.patch | 79 +++++++++++++++++++ .../linux/linux-mainline_4.16.13.bb | 4 + 2 files changed, 83 insertions(+) create mode 100644 recipes-kernel/linux/linux-mainline/orange-pi-zero/0001-add-wifi-support.patch diff --git a/recipes-kernel/linux/linux-mainline/orange-pi-zero/0001-add-wifi-support.patch b/recipes-kernel/linux/linux-mainline/orange-pi-zero/0001-add-wifi-support.patch new file mode 100644 index 0000000..9487681 --- /dev/null +++ b/recipes-kernel/linux/linux-mainline/orange-pi-zero/0001-add-wifi-support.patch @@ -0,0 +1,79 @@ +diff --git a/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts +index 6713d0f2b3f4..ad0829e8f716 100644 +--- a/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts ++++ b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts +@@ -80,19 +80,22 @@ + }; + }; + +- reg_vcc_wifi: reg_vcc_wifi { ++ vdd_wifi: vdd_wifi { + compatible = "regulator-fixed"; +- regulator-min-microvolt = <3300000>; +- regulator-max-microvolt = <3300000>; +- regulator-name = "vcc-wifi"; +- enable-active-high; ++ regulator-name = "wifi"; ++ regulator-min-microvolt = <1800000>; ++ regulator-max-microvolt = <1800000>; + gpio = <&pio 0 20 GPIO_ACTIVE_HIGH>; ++ startup-delay-us = <70000>; ++ enable-active-high; + }; + +- wifi_pwrseq: wifi_pwrseq { ++ pwrseq_wifi: pwrseq_wifi@0 { + compatible = "mmc-pwrseq-simple"; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&wifi_rst>; + reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; +- post-power-on-delay-ms = <200>; ++ post-power-on-delay-ms = <50>; + }; + }; + +@@ -124,9 +127,11 @@ + &mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins_a>; +- vmmc-supply = <®_vcc_wifi>; +- mmc-pwrseq = <&wifi_pwrseq>; ++ vmmc-supply = <®_vcc3v3>; ++ vqmmc-supply = <&vdd_wifi>; ++ mmc-pwrseq = <&pwrseq_wifi>; + bus-width = <4>; ++ max-frequency = <16000000>; + non-removable; + status = "okay"; + +@@ -136,9 +141,30 @@ + */ + xr819: sdio_wifi@1 { + reg = <1>; ++ compatible = "xradio,xr819"; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&wifi_wake>; ++ interrupt-parent = <&pio>; ++ interrupts = <6 10 IRQ_TYPE_EDGE_RISING>; ++ interrupt-names = "host-wake"; ++ local-mac-address = [dc 44 6d c0 ff ee]; + }; + }; + ++&pio { ++ wifi_wake: wifi_wake { ++ pins = "PG10"; ++ function = "gpio_in"; ++ }; ++}; ++ ++&r_pio { ++ wifi_rst: wifi_rst { ++ pins = "PL7"; ++ function = "gpio_out"; ++ }; ++}; ++ + &mmc1_pins_a { + bias-pull-up; + }; diff --git a/recipes-kernel/linux/linux-mainline_4.16.13.bb b/recipes-kernel/linux/linux-mainline_4.16.13.bb index 03d337c..bfb36e4 100644 --- a/recipes-kernel/linux/linux-mainline_4.16.13.bb +++ b/recipes-kernel/linux/linux-mainline_4.16.13.bb @@ -26,3 +26,7 @@ SRC_URI = "https://www.kernel.org/pub/linux/kernel/v4.x/linux-${PV}.tar.xz \ file://0003-ARM-dts-nanopi-neo-air-Add-WiFi-eMMC.patch \ file://defconfig \ " + +SRC_URI_append_orange-pi-zero += "\ + file://0001-add-wifi-support.patch \ + "