From nobody Wed Dec 24 08:05:12 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 595BC5C8B; Tue, 30 Jan 2024 15:40:59 +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=1706629259; cv=none; b=VyOq3tbDJ7/lAox0ulm73NcMKGUpXwKA0uN0jRoT2RSXySxBn0Y1ydFwFo6QGP8ZnRWvZdHHV9nec1mYZW89/pa0kFZxQit9OMqqdrsxgkdqBBbBzu5L4mxENufIqtKBpUzOy4xRpWLymqRTIsGhTEAXdNwTUsUEwto3Zwy3ybU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706629259; c=relaxed/simple; bh=jJoErVTod0oDPtMH97i6PpdukCzZcgldhkvPcTE3rBk=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=T+qsONwgll9ck/Kvfq2HMjUYxX3Msbrlxt7TxaTr7A0wNDJhu7zvYA260jE1xrndlyHq2dqAMmxYM/NbXGdYWxcR7B3zeKaOX38e/htvloATi1yfVUWy7UBcXwDfOfHw/1JPg+XQLLxG2uv7T/qR9FwzWFGtKKu12el3+eKJ7Xs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PoCg2+3g; 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="PoCg2+3g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F2CABC433B1; Tue, 30 Jan 2024 15:40:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706629258; bh=jJoErVTod0oDPtMH97i6PpdukCzZcgldhkvPcTE3rBk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PoCg2+3gYUlABMbdNb6WvzHB7R2YHI0ZIUigshxO/SU8PB3/JRL/+Ud+wN8R5oIiN eocLML5HZKCaKQ9nqNKQe7NL0HS6d4Jw5btkxnTapVFpxR4FIp7rmvnmfKYuGrhiKs dU1+uZ1lSI52Ak49AJjfgZLayEZaXUuJS6WWlyUbKzPeKyeoMvZXX1aPSfwfpmxGab mMGobeauvCmiu+DXhlei0FaTvVFu4JfF38s8YKsn3UUdEdCeAQ3dn2e8uAv2l0/m/F +tqyw0LLiwGILSHOIpAdvZ2ZWIJUbDYVRCh6KyxegGdrpa+5FXDcjYvi6P+YCB9tb0 BzIyCTkr2AHug== From: Roger Quadros To: nm@ti.com, vigneshr@ti.com, lee@kernel.org Cc: afd@ti.com, kristo@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, srk@ti.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Roger Quadros Subject: [PATCH v2 2/3] arm64: dts: ti: k3-am62/a: use sub-node for USB_PHY_CTRL registers Date: Tue, 30 Jan 2024 17:40:34 +0200 Message-Id: <20240130154035.6901-3-rogerq@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240130154035.6901-1-rogerq@kernel.org> References: <20240130154035.6901-1-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 --- Notes: Changelog: =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