From nobody Tue Dec 23 18:04:39 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E9BCB160898; Thu, 1 Feb 2024 12:03:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706789028; cv=none; b=auT7sJf0HCw+gWHgxj2laegjG3aUG04I6wkc0C2EJ5ILeh2p2jzxSvIgoiFWArgrggXYGGZjFR6+8AaL0P/anUTPggbRbZVK6QLsWq81cakFJNfWpuzukOcKJRCo7xwmPklNwMUV/CPd1WXsWKE/Avum0qsTfq7uJomI9lqjvDU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706789028; c=relaxed/simple; bh=Ju92KX3A8x5k/BwsegmfTeVsOWpvc6nIXQ9tjUAYaTQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=OH1i6ycgDXQB9j/EBgx5Fz+2YDXwEEfvVeGMkdk0sXgJTE2uWM70nKtFc0uM2sIlV+72joXRx4FTFVgV177mOE/X73tHOjAdAMF6HZ2qgpJelBWF+efc2oJPvqCxUY7hfQwW++1v2Yju+c/umak7k1QQw0UEJR61iACcIqa2y9I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pLrYoAfd; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pLrYoAfd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0803FC433C7; Thu, 1 Feb 2024 12:03:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706789027; bh=Ju92KX3A8x5k/BwsegmfTeVsOWpvc6nIXQ9tjUAYaTQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pLrYoAfdFAmnuEAsUau+EkQELeEIH0UWWiQh4Ls2B981OxtNK6Gb5U/pO7QA8Iyaq zyINBYmxTamcB2r0XjiGXYAInJy7ubspEXwy5avo92yS4c8zrbAf0j+1tZGp8bxc6i WlOvUpPLGCQ5b8W3F0qwyTVYTsLvFkE+iFw/0wvBcaSdHoFGDmxVLc7Kb2w0uG/r2G JB9tDwtmqTUs0ulA5FNBgGs+ie28gOZfdvXpOhH4rf4hplrtpibwT9/8JWKuwTi9NN pHJJbNXNfq6w4aYRpiMWKsE+MJGtllSk4iZ8/bvxrEsXg8HOG5g8B5WeXAwiDrcFe2 cDCAOhLLbbf6g== From: Roger Quadros To: nm@ti.com, vigneshr@ti.com Cc: afd@ti.com, kristo@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, srk@ti.com, r-gunasekaran@ti.com, b-liu@ti.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Roger Quadros Subject: [PATCH v3 2/5] arm64: dts: ti: k3-am62/a: use sub-node for USB_PHY_CTRL registers Date: Thu, 1 Feb 2024 14:03:29 +0200 Message-Id: <20240201120332.4811-3-rogerq@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240201120332.4811-1-rogerq@kernel.org> References: <20240201120332.4811-1-rogerq@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Exposing the entire CTRL_MMR space to syscon is not a good idea. Add sub-nodes for USB0_PHY_CTRL and USB1_PHY_CTRL and use them in the USB0/USB1 nodes. Signed-off-by: Roger Quadros Reviewed-by: Andrew Davis --- Notes: Changelog: =20 v3 - no change =20 v2: - moved am62p changes to next patch - use new compatible for USB PHY CTRL node arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 4 ++-- arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 10 ++++++++++ arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 4 ++-- arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi | 10 ++++++++++ 4 files changed, 24 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts= /ti/k3-am62-main.dtsi index 464b7565d085..9432ed344d52 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -625,7 +625,7 @@ usbss0: dwc3-usb@f900000 { reg =3D <0x00 0x0f900000 0x00 0x800>; clocks =3D <&k3_clks 161 3>; clock-names =3D "ref"; - ti,syscon-phy-pll-refclk =3D <&wkup_conf 0x4008>; + ti,syscon-phy-pll-refclk =3D <&usb0_phy_ctrl 0x0>; #address-cells =3D <2>; #size-cells =3D <2>; power-domains =3D <&k3_pds 178 TI_SCI_PD_EXCLUSIVE>; @@ -648,7 +648,7 @@ usbss1: dwc3-usb@f910000 { reg =3D <0x00 0x0f910000 0x00 0x800>; clocks =3D <&k3_clks 162 3>; clock-names =3D "ref"; - ti,syscon-phy-pll-refclk =3D <&wkup_conf 0x4018>; + ti,syscon-phy-pll-refclk =3D <&usb1_phy_ctrl 0x0>; #address-cells =3D <2>; #size-cells =3D <2>; power-domains =3D <&k3_pds 179 TI_SCI_PD_EXCLUSIVE>; diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/d= ts/ti/k3-am62-wakeup.dtsi index fef76f52a52e..817700b2eacf 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi @@ -19,6 +19,16 @@ chipid: chipid@14 { compatible =3D "ti,am654-chipid"; reg =3D <0x14 0x4>; }; + + usb0_phy_ctrl: syscon@4008 { + compatible =3D "ti,am62-usb-phy-ctrl", "syscon"; + reg =3D <0x4008 0x4>; + }; + + usb1_phy_ctrl: syscon@4018 { + compatible =3D "ti,am62-usb-phy-ctrl", "syscon"; + reg =3D <0x4018 0x4>; + }; }; =20 wkup_uart0: serial@2b300000 { diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dt= s/ti/k3-am62a-main.dtsi index f0b8c9ab1459..8311c7c44cd3 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi @@ -566,7 +566,7 @@ usbss0: dwc3-usb@f900000 { reg =3D <0x00 0x0f900000 0x00 0x800>; clocks =3D <&k3_clks 161 3>; clock-names =3D "ref"; - ti,syscon-phy-pll-refclk =3D <&wkup_conf 0x4008>; + ti,syscon-phy-pll-refclk =3D <&usb0_phy_ctrl 0x0>; #address-cells =3D <2>; #size-cells =3D <2>; power-domains =3D <&k3_pds 178 TI_SCI_PD_EXCLUSIVE>; @@ -589,7 +589,7 @@ usbss1: dwc3-usb@f910000 { reg =3D <0x00 0x0f910000 0x00 0x800>; clocks =3D <&k3_clks 162 3>; clock-names =3D "ref"; - ti,syscon-phy-pll-refclk =3D <&wkup_conf 0x4018>; + ti,syscon-phy-pll-refclk =3D <&usb1_phy_ctrl 0x0>; #address-cells =3D <2>; #size-cells =3D <2>; power-domains =3D <&k3_pds 179 TI_SCI_PD_EXCLUSIVE>; diff --git a/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi b/arch/arm64/boot/= dts/ti/k3-am62a-wakeup.dtsi index 4e8279fa01e1..4a375f5e0c19 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi @@ -17,6 +17,16 @@ chipid: chipid@14 { compatible =3D "ti,am654-chipid"; reg =3D <0x14 0x4>; }; + + usb0_phy_ctrl: syscon@4008 { + compatible =3D "ti,am62-usb-phy-ctrl", "syscon"; + reg =3D <0x4008 0x4>; + }; + + usb1_phy_ctrl: syscon@4018 { + compatible =3D "ti,am62-usb-phy-ctrl", "syscon"; + reg =3D <0x4018 0x4>; + }; }; =20 wkup_uart0: serial@2b300000 { --=20 2.34.1