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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6AE5DCA9ED0 for ; Sun, 3 Nov 2019 20:33:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 401C721A4A for ; Sun, 3 Nov 2019 20:33:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="m2CnugqT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728187AbfKCUdt (ORCPT ); Sun, 3 Nov 2019 15:33:49 -0500 Received: from mail-wr1-f65.google.com ([209.85.221.65]:34079 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727922AbfKCUds (ORCPT ); Sun, 3 Nov 2019 15:33:48 -0500 Received: by mail-wr1-f65.google.com with SMTP id e6so12955452wrw.1; Sun, 03 Nov 2019 12:33:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ml4/ldXuaRQFs9xTSFQLPpar7FuQY3/SbLZ03W92l0I=; b=m2CnugqT3ACAYmgD1Cjtv8ShPg2gnHMeL6ADrw+IxJXZnXvs+2YvxvraUH+x+ChuPw cD9xXN/XJOv4kSDXQ5A2dC+a/MpxBWnGYZvtmycVaMj7HtzNIQpNKdWlBcHRYBo7V6Is qscC1rtUfdz8citmpet4A1MxLR6PAgnXYG7uxtJOoQqcP+pD6L7XEZe0XOiVMgEjpapl zn4sDcEMULw9v+M2tBEFGkZGYFg1VhhYCLzDOUNxYMT25/XLf4/5q5VI+NeyoK+8CCMa IbEO1BoYBJpkYYbTPtZkeYa6o6GK6tmmFn5wm6W20NSV2VVLjxoVuz+x9lClnSUqlzCo zlBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ml4/ldXuaRQFs9xTSFQLPpar7FuQY3/SbLZ03W92l0I=; b=ZyT+JjMepllH+furZ3z39PnDYhak5npGFFK2JtdCHt6ZT1335547NvwbBAbAvOZqK6 scCGMR6Qh49ye0ogV+KwrnCcnXiUzlUdKVIFws1G/SHQ5hZokwKA4XnbikpzTJUSLmwB yyAusMBCuD0R96MN5w3ao8vMCjaRLR8e4+Rx+R3foBavFMU0/IvHSERodUwLsvJWSQQL jBsJYJ9pOsc1tdD76zwJF/lj6B542H7TD9fDKELqVcsuswIGjyrsZCWohbR/Q9DRmUIM uVigzUXL9LMYP7F66o0CAmtbWmeQEMYweMOo0UPK4rM4Eh5GI2K/BFlPP5W7xfRCI6Sv ZajQ== X-Gm-Message-State: APjAAAVMWsey8Z+iEqhPKci++qocxqshJTxFhyzcoIdF6MutYcs9qQH1 Ug4GCDR/UILN3OI4eeDj1n65YDjTI+s= X-Google-Smtp-Source: APXvYqx+wOrdNP6iaYemu5Ag6rWAskgEk1/DDlhAjLULO3ca3go6P9wmGnBOY6scWrhWi34887aI3Q== X-Received: by 2002:a5d:4446:: with SMTP id x6mr20834900wrr.103.1572813225276; Sun, 03 Nov 2019 12:33:45 -0800 (PST) Received: from localhost.localdomain ([2a01:e0a:1f1:d0f0::4e2b:d7ca]) by smtp.gmail.com with ESMTPSA id x16sm13644026wrp.91.2019.11.03.12.33.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Nov 2019 12:33:44 -0800 (PST) From: =?UTF-8?q?Cl=C3=A9ment=20P=C3=A9ron?= To: Thierry Reding , =?UTF-8?q?=27Uwe=20Kleine-K=C3=B6nig=27?= , Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai Cc: linux-pwm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Cl=C3=A9ment=20P=C3=A9ron?= Subject: [PATCH v2 0/7] Add support for H6 PWM Date: Sun, 3 Nov 2019 21:33:27 +0100 Message-Id: <20191103203334.10539-1-peron.clem@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This is a rework of Jernej's previous work[1] taking account all the previous remarks. Bindings is still strict but probe in the driver are now optionnals. If someone could confirm that the PWM is not broken, as my board doesn't output it. I didn't add the acked-tags as there are big changes. Thanks, Clément Jernej's cover: Allwinner H6 SoC has PWM core which is basically the same as that found in A20, it's just depends on additional bus clock and reset line. This series adds support for it and extends PWM driver functionality in a way that it's now possible to bypass whole core and output PWM source clock directly as a PWM signal. This functionality is needed by AC200 chip, which is bundled in same physical package as H6 SoC, to serve as a clock source of 24 MHz. AC200 clock input pin is bonded internally to the second PWM channel. I would be grateful if anyone can test this patch series for any kind of regression on other SoCs. [1]: https://patchwork.kernel.org/cover/11061737/ Changes in v2: - Remove allOf in Documentation - Add H6 example in Documentation - Change clock name from "pwm" to "mod" - Change reset quirk to optional probe - Change bus_clock quirk to optional probe - Add limitation comment about mod_clk_output - Add quirk for mod_clk_output - Change bypass formula Clément Péron (1): [DO NOT MERGE] arm64: allwinner: h6: enable Beelink GS1 PWM Jernej Skrabec (6): dt-bindings: pwm: allwinner: Add H6 PWM description pwm: sun4i: Add an optional probe for reset line pwm: sun4i: Add an optional probe for bus clock pwm: sun4i: Add support to output source clock directly pwm: sun4i: Add support for H6 PWM arm64: dts: allwinner: h6: Add PWM node .../bindings/pwm/allwinner,sun4i-a10-pwm.yaml | 45 ++++++- .../dts/allwinner/sun50i-h6-beelink-gs1.dts | 4 + arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 10 ++ drivers/pwm/pwm-sun4i.c | 116 +++++++++++++++++- 4 files changed, 171 insertions(+), 4 deletions(-) -- 2.20.1 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 X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D221CA9EB0 for ; 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charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGksCgpUaGlzIGlzIGEgcmV3b3JrIG9mIEplcm5laidzIHByZXZpb3VzIHdvcmtbMV0gdGFraW5n IGFjY291bnQgYWxsIHRoZQpwcmV2aW91cyByZW1hcmtzLgoKQmluZGluZ3MgaXMgc3RpbGwgc3Ry aWN0IGJ1dCBwcm9iZSBpbiB0aGUgZHJpdmVyIGFyZSBub3cgb3B0aW9ubmFscy4KCklmIHNvbWVv bmUgY291bGQgY29uZmlybSB0aGF0IHRoZSBQV00gaXMgbm90IGJyb2tlbiwgYXMgbXkgYm9hcmQK ZG9lc24ndCBvdXRwdXQgaXQuCgpJIGRpZG4ndCBhZGQgdGhlIGFja2VkLXRhZ3MgYXMgdGhlcmUg YXJlIGJpZyBjaGFuZ2VzLgoKVGhhbmtzLApDbMOpbWVudAoKSmVybmVqJ3MgY292ZXI6CkFsbHdp bm5lciBINiBTb0MgaGFzIFBXTSBjb3JlIHdoaWNoIGlzIGJhc2ljYWxseSB0aGUgc2FtZSBhcyB0 aGF0IGZvdW5kCmluIEEyMCwgaXQncyBqdXN0IGRlcGVuZHMgb24gYWRkaXRpb25hbCBidXMgY2xv Y2sgYW5kIHJlc2V0IGxpbmUuCgpUaGlzIHNlcmllcyBhZGRzIHN1cHBvcnQgZm9yIGl0IGFuZCBl eHRlbmRzIFBXTSBkcml2ZXIgZnVuY3Rpb25hbGl0eSBpbgphIHdheSB0aGF0IGl0J3Mgbm93IHBv c3NpYmxlIHRvIGJ5cGFzcyB3aG9sZSBjb3JlIGFuZCBvdXRwdXQgUFdNIHNvdXJjZQpjbG9jayBk aXJlY3RseSBhcyBhIFBXTSBzaWduYWwuIFRoaXMgZnVuY3Rpb25hbGl0eSBpcyBuZWVkZWQgYnkg QUMyMDAKY2hpcCwgd2hpY2ggaXMgYnVuZGxlZCBpbiBzYW1lIHBoeXNpY2FsIHBhY2thZ2UgYXMg SDYgU29DLCB0byBzZXJ2ZSBhcyBhCmNsb2NrIHNvdXJjZSBvZiAyNCBNSHouIEFDMjAwIGNsb2Nr IGlucHV0IHBpbiBpcyBib25kZWQgaW50ZXJuYWxseSB0bwp0aGUgc2Vjb25kIFBXTSBjaGFubmVs LgoKSSB3b3VsZCBiZSBncmF0ZWZ1bCBpZiBhbnlvbmUgY2FuIHRlc3QgdGhpcyBwYXRjaCBzZXJp ZXMgZm9yIGFueSBraW5kIG9mCnJlZ3Jlc3Npb24gb24gb3RoZXIgU29Dcy4KClsxXTogaHR0cHM6 Ly9wYXRjaHdvcmsua2VybmVsLm9yZy9jb3Zlci8xMTA2MTczNy8KCkNoYW5nZXMgaW4gdjI6CiAt IFJlbW92ZSBhbGxPZiBpbiBEb2N1bWVudGF0aW9uCiAtIEFkZCBINiBleGFtcGxlIGluIERvY3Vt ZW50YXRpb24KIC0gQ2hhbmdlIGNsb2NrIG5hbWUgZnJvbSAicHdtIiB0byAibW9kIgogLSBDaGFu Z2UgcmVzZXQgcXVpcmsgdG8gb3B0aW9uYWwgcHJvYmUKIC0gQ2hhbmdlIGJ1c19jbG9jayBxdWly ayB0byBvcHRpb25hbCBwcm9iZQogLSBBZGQgbGltaXRhdGlvbiBjb21tZW50IGFib3V0IG1vZF9j bGtfb3V0cHV0CiAtIEFkZCBxdWlyayBmb3IgbW9kX2Nsa19vdXRwdXQKIC0gQ2hhbmdlIGJ5cGFz cyBmb3JtdWxhCgpDbMOpbWVudCBQw6lyb24gKDEpOgogIFtETyBOT1QgTUVSR0VdIGFybTY0OiBh bGx3aW5uZXI6IGg2OiBlbmFibGUgQmVlbGluayBHUzEgUFdNCgpKZXJuZWogU2tyYWJlYyAoNik6 CiAgZHQtYmluZGluZ3M6IHB3bTogYWxsd2lubmVyOiBBZGQgSDYgUFdNIGRlc2NyaXB0aW9uCiAg cHdtOiBzdW40aTogQWRkIGFuIG9wdGlvbmFsIHByb2JlIGZvciByZXNldCBsaW5lCiAgcHdtOiBz dW40aTogQWRkIGFuIG9wdGlvbmFsIHByb2JlIGZvciBidXMgY2xvY2sKICBwd206IHN1bjRpOiBB ZGQgc3VwcG9ydCB0byBvdXRwdXQgc291cmNlIGNsb2NrIGRpcmVjdGx5CiAgcHdtOiBzdW40aTog QWRkIHN1cHBvcnQgZm9yIEg2IFBXTQogIGFybTY0OiBkdHM6IGFsbHdpbm5lcjogaDY6IEFkZCBQ V00gbm9kZQoKIC4uLi9iaW5kaW5ncy9wd20vYWxsd2lubmVyLHN1bjRpLWExMC1wd20ueWFtbCB8 ICA0NSArKysrKystCiAuLi4vZHRzL2FsbHdpbm5lci9zdW41MGktaDYtYmVlbGluay1nczEuZHRz ICAgfCAgIDQgKwogYXJjaC9hcm02NC9ib290L2R0cy9hbGx3aW5uZXIvc3VuNTBpLWg2LmR0c2kg IHwgIDEwICsrCiBkcml2ZXJzL3B3bS9wd20tc3VuNGkuYyAgICAgICAgICAgICAgICAgICAgICAg fCAxMTYgKysrKysrKysrKysrKysrKystCiA0IGZpbGVzIGNoYW5nZWQsIDE3MSBpbnNlcnRpb25z KCspLCA0IGRlbGV0aW9ucygtKQoKLS0gCjIuMjAuMQoKCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0Cmxp bnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFk Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK