From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6956FC4321E for ; Wed, 30 Nov 2022 18:27:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229558AbiK3S1B (ORCPT ); Wed, 30 Nov 2022 13:27:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58196 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229751AbiK3S0r (ORCPT ); Wed, 30 Nov 2022 13:26:47 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6127CA45D for ; Wed, 30 Nov 2022 10:26:46 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 15D25B81CA3 for ; Wed, 30 Nov 2022 18:26:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 63083C433D6; Wed, 30 Nov 2022 18:26:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1669832804; bh=/qVSnxrw2mWyqJbiY3yhpmb+MNySsgRc/MQGuuVCe98=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I69Cf8P66yvC13SXddjKDbRAmawEfjMWtzn1ML6RDc8Af+ioCpKdvPx35T5tGVF7K eC5BFo/eaoydDytYFafYkN3enO339UVtEiqDtS/zyu7SmP7f7uBeBB/16clo0WqzxY QMfaK7TAS71TyxP1FBj39peHmoNg35OXIzMetGQQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Emil Renner Berthing , Conor Dooley , Palmer Dabbelt , Sasha Levin Subject: [PATCH 5.10 017/162] riscv: dts: sifive unleashed: Add PWM controlled LEDs Date: Wed, 30 Nov 2022 19:21:38 +0100 Message-Id: <20221130180528.964859725@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221130180528.466039523@linuxfoundation.org> References: <20221130180528.466039523@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Emil Renner Berthing [ Upstream commit 8bc8824d30193eb7755043d5bb65fa7f0d11a595 ] This adds the 4 PWM controlled green LEDs to the HiFive Unleashed device tree. The schematic doesn't specify any special function for the LEDs, so they're added here without any default triggers and named d1, d2, d3 and d4 just like in the schematic. Signed-off-by: Emil Renner Berthing Reviewed-by: Conor Dooley Tested-by: Conor Dooley Link: https://lore.kernel.org/r/20221012110928.352910-1-emil.renner.berthing@canonical.com Signed-off-by: Palmer Dabbelt Signed-off-by: Sasha Levin --- .../boot/dts/sifive/hifive-unleashed-a00.dts | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts index 60846e88ae4b..dddabfbbc7a9 100644 --- a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts +++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts @@ -3,6 +3,8 @@ #include "fu540-c000.dtsi" #include +#include +#include /* Clock frequency (in Hz) of the PCB crystal for rtcclk */ #define RTCCLK_FREQ 1000000 @@ -46,6 +48,42 @@ compatible = "gpio-restart"; gpios = <&gpio 10 GPIO_ACTIVE_LOW>; }; + + led-controller { + compatible = "pwm-leds"; + + led-d1 { + pwms = <&pwm0 0 7812500 PWM_POLARITY_INVERTED>; + active-low; + color = ; + max-brightness = <255>; + label = "d1"; + }; + + led-d2 { + pwms = <&pwm0 1 7812500 PWM_POLARITY_INVERTED>; + active-low; + color = ; + max-brightness = <255>; + label = "d2"; + }; + + led-d3 { + pwms = <&pwm0 2 7812500 PWM_POLARITY_INVERTED>; + active-low; + color = ; + max-brightness = <255>; + label = "d3"; + }; + + led-d4 { + pwms = <&pwm0 3 7812500 PWM_POLARITY_INVERTED>; + active-low; + color = ; + max-brightness = <255>; + label = "d4"; + }; + }; }; &uart0 { -- 2.35.1