lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 22 Dec 2017 14:06:33 +0800 From: <sean.wang@...iatek.com> To: <robh+dt@...nel.org>, <matthias.bgg@...il.com>, <mark.rutland@....com>, <devicetree@...r.kernel.org>, <linux-mediatek@...ts.infradead.org> CC: <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, Sean Wang <sean.wang@...iatek.com> Subject: [PATCH] arm: dts: mt7623: enable all four available UARTs on bananapi-r2 From: Sean Wang <sean.wang@...iatek.com> On bpi-r2 board, totally there're four uarts which we usually called uart[0-3] helpful to extend slow I/O devices. Among those ones, uart2 has dedicated pin slot which is used to conolse log. uart[0-1] appear at the 40-pins connector and uart3 has no pinout, but just has test points (TP47 for TX and TP48 for RX, respectively) nearby uart2. Also, some missing pinctrl is being complemented for those devices. Signed-off-by: Sean Wang <sean.wang@...iatek.com> --- arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts | 26 ++++++++++++++++++++++++-- 1 file changed, 24 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts index 7bf5aa2..64bf5db 100644 --- a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts +++ b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts @@ -409,6 +409,20 @@ <MT7623_PIN_82_UTXD1_FUNC_UTXD1>; }; }; + + uart2_pins_a: uart@2 { + pins_dat { + pinmux = <MT7623_PIN_14_GPIO14_FUNC_URXD2>, + <MT7623_PIN_15_GPIO15_FUNC_UTXD2>; + }; + }; + + uart3_pins_a: uart@3 { + pins_dat { + pinmux = <MT7623_PIN_242_URTS2_FUNC_URTS2>, + <MT7623_PIN_243_UCTS2_FUNC_UTXD3>; + }; + }; }; &pwm { @@ -454,16 +468,24 @@ &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_pins_a>; - status = "disabled"; + status = "okay"; }; &uart1 { pinctrl-names = "default"; pinctrl-0 = <&uart1_pins_a>; - status = "disabled"; + status = "okay"; }; &uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins_a>; + status = "okay"; +}; + +&uart3 { + pinctrl-names = "default"; + pinctrl-0 = <&uart3_pins_a>; status = "okay"; }; -- 2.7.4
Powered by blists - more mailing lists