From patchwork Mon Mar 20 16:47:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 13181607 X-Patchwork-Delegate: geert@linux-m68k.org 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 456CDC6FD1D for ; Mon, 20 Mar 2023 16:56:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232890AbjCTQ4s (ORCPT ); Mon, 20 Mar 2023 12:56:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52876 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233791AbjCTQ4M (ORCPT ); Mon, 20 Mar 2023 12:56:12 -0400 Received: from michel.telenet-ops.be (michel.telenet-ops.be [IPv6:2a02:1800:110:4::f00:18]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4EE793645C for ; Mon, 20 Mar 2023 09:48:49 -0700 (PDT) Received: from ramsan.of.borg ([84.195.187.55]) by michel.telenet-ops.be with bizsmtp id agnm2900G1C8whw06gnmKg; Mon, 20 Mar 2023 17:47:46 +0100 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtp (Exim 4.95) (envelope-from ) id 1peIf3-00E2yh-BK; Mon, 20 Mar 2023 17:47:46 +0100 Received: from geert by rox.of.borg with local (Exim 4.95) (envelope-from ) id 1peIfi-007Shz-4Z; Mon, 20 Mar 2023 17:47:46 +0100 From: Geert Uytterhoeven To: Magnus Damm , Wolfram Sang Cc: linux-renesas-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Geert Uytterhoeven Subject: [PATCH] ARM: dts: r8a7790: Add TPU device node Date: Mon, 20 Mar 2023 17:47:44 +0100 Message-Id: <75da1e63135a3fc8a3aaafbff7139bd5d7509be3.1679330727.git.geert+renesas@glider.be> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Add support for the 4 PWM channels provided by the 16-bit Timer Pulse Unit on R-Car H2, by adding a device node describing the TPU. Signed-off-by: Geert Uytterhoeven --- Tested with PWM sysfs and a logic analyzer on the Lager development board using DT overlays available from [1]. To be queued in renesas-devel-for-v6.4. [1] https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers.git/log/?h=topic/renesas-overlays arch/arm/boot/dts/r8a7790.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi index 2f2e483a2c2ac7f1..7211a5bb18a3b3df 100644 --- a/arch/arm/boot/dts/r8a7790.dtsi +++ b/arch/arm/boot/dts/r8a7790.dtsi @@ -376,6 +376,17 @@ pfc: pinctrl@e6060000 { reg = <0 0xe6060000 0 0x250>; }; + tpu: pwm@e60f0000 { + compatible = "renesas,tpu-r8a7790", "renesas,tpu"; + reg = <0 0xe60f0000 0 0x148>; + interrupts = ; + clocks = <&cpg CPG_MOD 304>; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 304>; + #pwm-cells = <3>; + status = "disabled"; + }; + cpg: clock-controller@e6150000 { compatible = "renesas,r8a7790-cpg-mssr"; reg = <0 0xe6150000 0 0x1000>;