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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 15ECBC982E6 for ; Mon, 21 Sep 2026 21:52:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:Cc:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=eoWfYjj7geBEgtBjXdF5/WIH4GJNtcxQHnt+xjX8Kvw=; b=VrTofpoVFLn2Kh8NvflDmkg0am 0ItdmIa3aE/IcuQUIeWWi7D2jiR9NaPFE3/xuzHpnpVgQh5JAVYddWxm596qcCISxxpnGBMTRr6Ii BHCun6AUaOo7Ezkc8WXXhibvKWp2i2TFqnJwn3Y6vlYNPdybhYFeO+c310c4/MP2r93idcbMq+x5j +5+cVY7JAtwqRueK5COXCL7JiBb2pt1BM7cjNqpXZifjXtR75mhKLs4FeuKVqDJOqWhqTt9CGWKOv fYLHbDHbFSpsIgT55Ml48Oz8OUsl/JtMMbMEMVnUorvVqwxagbdINBrsaw9qDTyouajVbcHlTvZ99 B5eT53/w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8lwP-00000003Vbu-3uiv; Mon, 21 Sep 2026 21:52:49 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8lwO-00000003VbI-2IBg; Mon, 21 Sep 2026 21:52:48 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Type:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender :Reply-To:Content-ID:Content-Description; bh=eoWfYjj7geBEgtBjXdF5/WIH4GJNtcxQHnt+xjX8Kvw=; b=HkrQOOOjlx+TKDtRusn+0FvMZb cIQVej5QlqC5aNt9TSJBmhMFVrTv+LGfIiE4s8aVKeG87AVmsK59TDZNkV4s8uAral2Wj9yzZ+6MG 4AIFzT7pFhMHERPxAWz7pyQxezfxsCszmb+fUjuizXVCZVV2o/Z7qfi1AstO8X9MfmMDqctoyyOmd SVmhKeXsoinCwOo04WoXysB/QPB36+COgNw1X2wbQCGFK8zzWen79TAtgYBvX+CXvswROL0gXHEKY Cw7rssjp6IZinvyZAoQI6HGsYqDnb2ovGb5UzzPfYq1kCeNMA5IqGeK2cJYMHvFASwE7apkI9Hyqs ZqWfS36A==; Received: from gloria.sntech.de ([185.11.138.130]) by casper.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8lwL-00000005ftg-1vZn; Mon, 21 Sep 2026 21:52:47 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Type:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To; bh=eoWfYjj7geBEgtBjXdF5/WIH4GJNtcxQHnt+xjX8Kvw=; b=kOKh+tO180j0JZFNK/WRL9wKCn OsrbwpICbLRHcW+J3f/ISUueH6+dPWCMG8lkIeWPJM2/kT9gRaTTvaYlUEdJbSW5yPbvIsFIKotX8 4vlKwGkEN29oWCVA0oEA26cAn0CM4u+ile4EdpHQ0Nsja0IwHNvfxvjJJODjLLWCYIutNkJR9U7kL cxkRTYOklkTtzeASjPrsO/Svnu01pm00kH3Z/Q43Y3FC3unz6hZsQA0fYFDOGPJv09UXidcW4UenI O8hJh/gXD8lBrT+PEvLGlcnSWizPbOnDYLpT0uQHRBKW2XlD7zPwXxcBlpyPKkzYgDWaH5v9FEcLN c/2G0pNA==; From: Heiko Stuebner To: tomeu@tomeuvizoso.net, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, ulfh@kernel.org, p.zabel@pengutronix.de, ogabbay@kernel.org, zhangqing@rock-chips.com, Jiaxing Hu Cc: royalnet026@gmail.com, abel.vesa@oss.qualcomm.com, sebastian.reichel@collabora.com, sidong.yang@furiosa.ai, u.kleine-koenig@baylibre.com, chaoyi.chen@rock-chips.com, diederik@cknow-tech.com, alchark@flipper.net, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, iommu@lists.linux.dev, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jiaxing Hu , Conor Dooley Subject: Re: [PATCH v13 07/14] dt-bindings: power: rockchip: allow resets in a power domain node Date: Mon, 21 Sep 2026 23:52:31 +0200 Message-ID: <2492931.NG923GbCHz@phil> In-Reply-To: <20260915104328.45901-8-gahing@gahingwoo.com> References: <20260915104328.45901-1-gahing@gahingwoo.com> <20260915104328.45901-8-gahing@gahingwoo.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260921_225245_543296_4F1259F0 X-CRM114-Status: GOOD ( 11.52 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Am Dienstag, 15. September 2026, 12:43:21 Mitteleurop=C3=A4ische Sommerzeit= schrieb Jiaxing Hu: > Some domains do not come up in a usable state on their own and need their > resets cycled once power is on. The RK3576 NPU domains are one > case: without it the first access after power-on takes an async SError. >=20 > Signed-off-by: Jiaxing Hu > Acked-by: Conor Dooley Reviewed-by: Heiko Stuebner > --- > .../bindings/power/rockchip,power-controller.yaml | 8 ++++++++ > 1 file changed, 8 insertions(+) >=20 > diff --git a/Documentation/devicetree/bindings/power/rockchip,power-contr= oller.yaml b/Documentation/devicetree/bindings/power/rockchip,power-control= ler.yaml > index b41db576f..83741f048 100644 > --- a/Documentation/devicetree/bindings/power/rockchip,power-controller.y= aml > +++ b/Documentation/devicetree/bindings/power/rockchip,power-controller.y= aml > @@ -136,6 +136,13 @@ $defs: > A number of phandles to clocks that need to be enabled > while power domain switches state. > =20 > + resets: > + maxItems: 1 > + description: > + A phandle to a reset that needs to be cycled once the power do= main has > + been switched on, for domains whose logic does not come up in = a usable > + state by itself. > + > domain-supply: > description: domain regulator supply. > =20 > @@ -216,6 +223,7 @@ examples: > reg =3D ; > clocks =3D <&cru ACLK_IEP>, > <&cru HCLK_IEP>; > + resets =3D <&cru SRST_A_IEP>; > pm_qos =3D <&qos_iep>; > #power-domain-cells =3D <0>; > }; >=20 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 17D9CC982ED for ; Mon, 21 Sep 2026 21:52:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ujnqcFVmLYf1X1knySMxSON4bbStymUaMcth8Dkf8RQ=; b=ziiu/zQbSPg4oV F6msWoZGxh1K7RY5r/GgiF+5PqeVDwDHFxN+TJOF+qCyj9/omU5YhgqS/lBDFqnZ3FP1Ykup2L5Yd pMpV2JbSEyzitTIBq8eNPkVutOkTtOQfBogziDG0hp4+UxaTcdDXsD2fwdMKsA4uDYYt9z79XioBM BkWgY1oWP8OS4olJrhkBeByuQ9T3QB06npmwjCshq3V3hGYPHViMOtswi+b/CCuYxHTt4ZEKtPILa RYcuh+c8kHpdwqa/wLCOfJNmy3CJLVvXUCPv9Wr1NrrQ/EFpD3zEbeVXgwAybRDgn7hyVvUD2QAuW 05yPUnSK73uD6SAOQN6Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8lwP-00000003Vbn-3b8H; Mon, 21 Sep 2026 21:52:49 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8lwO-00000003VbI-2IBg; Mon, 21 Sep 2026 21:52:48 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Type:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender :Reply-To:Content-ID:Content-Description; bh=eoWfYjj7geBEgtBjXdF5/WIH4GJNtcxQHnt+xjX8Kvw=; b=HkrQOOOjlx+TKDtRusn+0FvMZb cIQVej5QlqC5aNt9TSJBmhMFVrTv+LGfIiE4s8aVKeG87AVmsK59TDZNkV4s8uAral2Wj9yzZ+6MG 4AIFzT7pFhMHERPxAWz7pyQxezfxsCszmb+fUjuizXVCZVV2o/Z7qfi1AstO8X9MfmMDqctoyyOmd SVmhKeXsoinCwOo04WoXysB/QPB36+COgNw1X2wbQCGFK8zzWen79TAtgYBvX+CXvswROL0gXHEKY Cw7rssjp6IZinvyZAoQI6HGsYqDnb2ovGb5UzzPfYq1kCeNMA5IqGeK2cJYMHvFASwE7apkI9Hyqs ZqWfS36A==; Received: from gloria.sntech.de ([185.11.138.130]) by casper.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8lwL-00000005ftg-1vZn; Mon, 21 Sep 2026 21:52:47 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Type:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To; bh=eoWfYjj7geBEgtBjXdF5/WIH4GJNtcxQHnt+xjX8Kvw=; b=kOKh+tO180j0JZFNK/WRL9wKCn OsrbwpICbLRHcW+J3f/ISUueH6+dPWCMG8lkIeWPJM2/kT9gRaTTvaYlUEdJbSW5yPbvIsFIKotX8 4vlKwGkEN29oWCVA0oEA26cAn0CM4u+ile4EdpHQ0Nsja0IwHNvfxvjJJODjLLWCYIutNkJR9U7kL cxkRTYOklkTtzeASjPrsO/Svnu01pm00kH3Z/Q43Y3FC3unz6hZsQA0fYFDOGPJv09UXidcW4UenI O8hJh/gXD8lBrT+PEvLGlcnSWizPbOnDYLpT0uQHRBKW2XlD7zPwXxcBlpyPKkzYgDWaH5v9FEcLN c/2G0pNA==; From: Heiko Stuebner To: tomeu@tomeuvizoso.net, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, ulfh@kernel.org, p.zabel@pengutronix.de, ogabbay@kernel.org, zhangqing@rock-chips.com, Jiaxing Hu Cc: royalnet026@gmail.com, abel.vesa@oss.qualcomm.com, sebastian.reichel@collabora.com, sidong.yang@furiosa.ai, u.kleine-koenig@baylibre.com, chaoyi.chen@rock-chips.com, diederik@cknow-tech.com, alchark@flipper.net, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, iommu@lists.linux.dev, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jiaxing Hu , Conor Dooley Subject: Re: [PATCH v13 07/14] dt-bindings: power: rockchip: allow resets in a power domain node Date: Mon, 21 Sep 2026 23:52:31 +0200 Message-ID: <2492931.NG923GbCHz@phil> In-Reply-To: <20260915104328.45901-8-gahing@gahingwoo.com> References: <20260915104328.45901-1-gahing@gahingwoo.com> <20260915104328.45901-8-gahing@gahingwoo.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260921_225245_543296_4F1259F0 X-CRM114-Status: GOOD ( 11.52 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org QW0gRGllbnN0YWcsIDE1LiBTZXB0ZW1iZXIgMjAyNiwgMTI6NDM6MjEgTWl0dGVsZXVyb3DDpGlz Y2hlIFNvbW1lcnplaXQgc2NocmllYiBKaWF4aW5nIEh1Ogo+IFNvbWUgZG9tYWlucyBkbyBub3Qg Y29tZSB1cCBpbiBhIHVzYWJsZSBzdGF0ZSBvbiB0aGVpciBvd24gYW5kIG5lZWQgdGhlaXIKPiBy ZXNldHMgY3ljbGVkIG9uY2UgcG93ZXIgaXMgb24uIFRoZSBSSzM1NzYgTlBVIGRvbWFpbnMgYXJl IG9uZQo+IGNhc2U6IHdpdGhvdXQgaXQgdGhlIGZpcnN0IGFjY2VzcyBhZnRlciBwb3dlci1vbiB0 YWtlcyBhbiBhc3luYyBTRXJyb3IuCj4gCj4gU2lnbmVkLW9mZi1ieTogSmlheGluZyBIdSA8Z2Fo aW5nQGdhaGluZ3dvby5jb20+Cj4gQWNrZWQtYnk6IENvbm9yIERvb2xleSA8Y29ub3IuZG9vbGV5 QG1pY3JvY2hpcC5jb20+CgpSZXZpZXdlZC1ieTogSGVpa28gU3R1ZWJuZXIgPGhlaWtvQHNudGVj aC5kZT4KCj4gLS0tCj4gIC4uLi9iaW5kaW5ncy9wb3dlci9yb2NrY2hpcCxwb3dlci1jb250cm9s bGVyLnlhbWwgICAgICAgICB8IDggKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDggaW5zZXJ0 aW9ucygrKQo+IAo+IGRpZmYgLS1naXQgYS9Eb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmluZGlu Z3MvcG93ZXIvcm9ja2NoaXAscG93ZXItY29udHJvbGxlci55YW1sIGIvRG9jdW1lbnRhdGlvbi9k ZXZpY2V0cmVlL2JpbmRpbmdzL3Bvd2VyL3JvY2tjaGlwLHBvd2VyLWNvbnRyb2xsZXIueWFtbAo+ IGluZGV4IGI0MWRiNTc2Zi4uODM3NDFmMDQ4IDEwMDY0NAo+IC0tLSBhL0RvY3VtZW50YXRpb24v ZGV2aWNldHJlZS9iaW5kaW5ncy9wb3dlci9yb2NrY2hpcCxwb3dlci1jb250cm9sbGVyLnlhbWwK PiArKysgYi9Eb2N1bWVudGF0aW9uL2RldmljZXRyZWUvYmluZGluZ3MvcG93ZXIvcm9ja2NoaXAs cG93ZXItY29udHJvbGxlci55YW1sCj4gQEAgLTEzNiw2ICsxMzYsMTMgQEAgJGRlZnM6Cj4gICAg ICAgICAgICBBIG51bWJlciBvZiBwaGFuZGxlcyB0byBjbG9ja3MgdGhhdCBuZWVkIHRvIGJlIGVu YWJsZWQKPiAgICAgICAgICAgIHdoaWxlIHBvd2VyIGRvbWFpbiBzd2l0Y2hlcyBzdGF0ZS4KPiAg Cj4gKyAgICAgIHJlc2V0czoKPiArICAgICAgICBtYXhJdGVtczogMQo+ICsgICAgICAgIGRlc2Ny aXB0aW9uOgo+ICsgICAgICAgICAgQSBwaGFuZGxlIHRvIGEgcmVzZXQgdGhhdCBuZWVkcyB0byBi ZSBjeWNsZWQgb25jZSB0aGUgcG93ZXIgZG9tYWluIGhhcwo+ICsgICAgICAgICAgYmVlbiBzd2l0 Y2hlZCBvbiwgZm9yIGRvbWFpbnMgd2hvc2UgbG9naWMgZG9lcyBub3QgY29tZSB1cCBpbiBhIHVz YWJsZQo+ICsgICAgICAgICAgc3RhdGUgYnkgaXRzZWxmLgo+ICsKPiAgICAgICAgZG9tYWluLXN1 cHBseToKPiAgICAgICAgICBkZXNjcmlwdGlvbjogZG9tYWluIHJlZ3VsYXRvciBzdXBwbHkuCj4g IAo+IEBAIC0yMTYsNiArMjIzLDcgQEAgZXhhbXBsZXM6Cj4gICAgICAgICAgICAgICAgICAgICAg cmVnID0gPFJLMzM5OV9QRF9JRVA+Owo+ICAgICAgICAgICAgICAgICAgICAgIGNsb2NrcyA9IDwm Y3J1IEFDTEtfSUVQPiwKPiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICA8JmNydSBIQ0xL X0lFUD47Cj4gKyAgICAgICAgICAgICAgICAgICAgcmVzZXRzID0gPCZjcnUgU1JTVF9BX0lFUD47 Cj4gICAgICAgICAgICAgICAgICAgICAgcG1fcW9zID0gPCZxb3NfaWVwPjsKPiAgICAgICAgICAg ICAgICAgICAgICAjcG93ZXItZG9tYWluLWNlbGxzID0gPDA+Owo+ICAgICAgICAgICAgICAgICAg fTsKPiAKCgoKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpMaW51eC1yb2NrY2hpcCBtYWlsaW5nIGxpc3QKTGludXgtcm9ja2NoaXBAbGlzdHMuaW5mcmFk ZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4 LXJvY2tjaGlwCg==