From mboxrd@z Thu Jan 1 00:00:00 1970 From: embed3d@gmail.com (Philipp Rossak) Date: Wed, 30 Aug 2017 05:01:07 +0200 Subject: [PATCH 4/7] ARM: dts: sun8i: h3: Enable AP6212 WiFi on mmc1 on Nanopi M1 Plus In-Reply-To: <1504062070-13523-1-git-send-email-embed3d@gmail.com> References: <1504062070-13523-1-git-send-email-embed3d@gmail.com> Message-ID: <1504062070-13523-5-git-send-email-embed3d@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Philipp Rossak The WiFi side of the AP6212 WiFi/BT combo module is connected to mmc1. There are also GPIOs for enable and interrupts. Enable WiFi on this board by enabling mmc1 and adding the power sequencing clocks and GPIO, as well as the chip's interrupt line. Signed-off-by: Philipp Rossak --- arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts | 35 +++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts index b9c6c27..3054308 100644 --- a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts +++ b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts @@ -48,6 +48,7 @@ aliases { ethernet0 = &emac; + ethernet1 = &ap6212; }; reg_gmac_3v3: gmac-3v3 { @@ -59,6 +60,14 @@ enable-active-high; gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_en_npi_m1p>; + reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */ + }; + }; &ehci1 { @@ -93,6 +102,25 @@ }; }; +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins_a>; + vmmc-supply = <®_vcc3v3>; + vqmmc-supply = <®_vcc3v3>; + mmc-pwrseq = <&wifi_pwrseq>; + bus-width = <4>; + non-removable; + status = "okay"; + + ap6212: sdio_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"; + }; +}; + &ohci1 { status = "okay"; }; @@ -100,3 +128,10 @@ &ohci2 { status = "okay"; }; + +&r_pio { + wifi_en_npi_m1p: wifi_en_pin { + pins = "PL7"; + function = "gpio_out"; + }; +}; -- 2.7.4