From patchwork Mon Feb 7 19:25:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lucas Stach X-Patchwork-Id: 12737833 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 CFC34C433F5 for ; Mon, 7 Feb 2022 19:27:39 +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=tI4NbFBIOHBERFMl8mRz8r+Lj+ulR3KQ/nPOV+NsmW8=; b=V8M5w9Ywi5oo/9 WKy/QA6PXl228CZtU+OLS75dQZskIoL6sj6G0ueb6GFoybz9UnJckdQEm2P1IQXNSjAA5HK6TCpgd mhrrojI5UQVzDcYmYigb3VerCUIl1UFFL+bav01Lyz8yMBakZ2q3MW8hCY0OrqCyKMW4JQyzTAnzB IHXTG2MLsmS4MGVbx74E1AMGN5T6W2euc0TpRDt3gsNWJ9z6T3unsM+UnNvyib/2HGWNrh/VBTqTY oBm1Z0pe6SQhmhEKLjYmPIUHzo2Z5+j3jR4OR2e7LMwjJ0cqpHdJBI3Ilm6XNE2x6zqYNxEoO517j P9tkoRfqH7sy8SOgY9rg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nH9eg-00BUoX-7a; Mon, 07 Feb 2022 19:26:30 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nH9eB-00BUhC-OD for linux-arm-kernel@lists.infradead.org; Mon, 07 Feb 2022 19:26:02 +0000 Received: from dude03.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::39]) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1nH9e5-0001pl-2n; Mon, 07 Feb 2022 20:25:53 +0100 From: Lucas Stach To: Shawn Guo , Rob Herring Cc: Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, patchwork-lst@pengutronix.de Subject: [PATCH v2 7/9] arm64: dts: imx8mp: add HSIO power-domains Date: Mon, 7 Feb 2022 20:25:45 +0100 Message-Id: <20220207192547.1997549-7-l.stach@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220207192547.1997549-1-l.stach@pengutronix.de> References: <20220207192547.1997549-1-l.stach@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:1101:1d::39 X-SA-Exim-Mail-From: l.stach@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220207_112559_812541_684DA8B2 X-CRM114-Status: GOOD ( 11.89 ) 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 This adds the GPC and HSIO blk-ctrl nodes providing power control for the high-speed (USB and PCIe) IOs. Signed-off-by: Lucas Stach Reviewed-by: Laurent Pinchart --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 63 ++++++++++++++++++++--- 1 file changed, 57 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 6b840c05dd77..dc488a147d0c 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -4,6 +4,7 @@ */ #include +#include #include #include #include @@ -475,6 +476,44 @@ src: reset-controller@30390000 { interrupts = ; #reset-cells = <1>; }; + + gpc: gpc@303a0000 { + compatible = "fsl,imx8mp-gpc"; + reg = <0x303a0000 0x10000>; + interrupt-parent = <&gic>; + interrupt-controller; + #interrupt-cells = <3>; + + pgc { + #address-cells = <1>; + #size-cells = <0>; + + pgc_pcie_phy: power-domain@1 { + #power-domain-cells = <0>; + reg = ; + }; + + pgc_usb1_phy: power-domain@2 { + #power-domain-cells = <0>; + reg = ; + }; + + pgc_usb2_phy: power-domain@3 { + #power-domain-cells = <0>; + reg = ; + }; + + pgc_hsiomix: power-domains@17 { + #power-domain-cells = <0>; + reg = ; + clocks = <&clk IMX8MP_CLK_HSIO_AXI>, + <&clk IMX8MP_CLK_HSIO_ROOT>; + assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; + assigned-clock-rates = <500000000>; + }; + }; + }; }; aips2: bus@30400000 { @@ -908,6 +947,20 @@ ddr-pmu@3d800000 { interrupts = ; }; + hsio_blk_ctrl: blk-ctrl@32f10000 { + compatible = "fsl,imx8mp-hsio-blk-ctrl", "syscon"; + reg = <0x32f10000 0x24>; + clocks = <&clk IMX8MP_CLK_USB_ROOT>, + <&clk IMX8MP_CLK_PCIE_ROOT>; + clock-names = "usb", "pcie"; + power-domains = <&pgc_hsiomix>, <&pgc_hsiomix>, + <&pgc_usb1_phy>, <&pgc_usb2_phy>, + <&pgc_hsiomix>, <&pgc_pcie_phy>; + power-domain-names = "bus", "usb", "usb-phy1", + "usb-phy2", "pcie", "pcie-phy"; + #power-domain-cells = <1>; + }; + usb3_phy0: usb-phy@381f0040 { compatible = "fsl,imx8mp-usb-phy"; reg = <0x381f0040 0x40>; @@ -915,6 +968,7 @@ usb3_phy0: usb-phy@381f0040 { clock-names = "phy"; assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>; assigned-clock-parents = <&clk IMX8MP_CLK_24M>; + power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB_PHY1>; #phy-cells = <0>; status = "disabled"; }; @@ -926,6 +980,7 @@ usb3_0: usb@32f10100 { <&clk IMX8MP_CLK_USB_ROOT>; clock-names = "hsio", "suspend"; interrupts = ; + power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB>; #address-cells = <1>; #size-cells = <1>; dma-ranges = <0x40000000 0x40000000 0xc0000000>; @@ -939,9 +994,6 @@ usb_dwc3_0: usb@38100000 { <&clk IMX8MP_CLK_USB_CORE_REF>, <&clk IMX8MP_CLK_USB_ROOT>; clock-names = "bus_early", "ref", "suspend"; - assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI>; - assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; - assigned-clock-rates = <500000000>; interrupts = ; phys = <&usb3_phy0>, <&usb3_phy0>; phy-names = "usb2-phy", "usb3-phy"; @@ -957,6 +1009,7 @@ usb3_phy1: usb-phy@382f0040 { clock-names = "phy"; assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>; assigned-clock-parents = <&clk IMX8MP_CLK_24M>; + power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB_PHY2>; #phy-cells = <0>; }; @@ -967,6 +1020,7 @@ usb3_1: usb@32f10108 { <&clk IMX8MP_CLK_USB_ROOT>; clock-names = "hsio", "suspend"; interrupts = ; + power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB>; #address-cells = <1>; #size-cells = <1>; dma-ranges = <0x40000000 0x40000000 0xc0000000>; @@ -980,9 +1034,6 @@ usb_dwc3_1: usb@38200000 { <&clk IMX8MP_CLK_USB_CORE_REF>, <&clk IMX8MP_CLK_USB_ROOT>; clock-names = "bus_early", "ref", "suspend"; - assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI>; - assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; - assigned-clock-rates = <500000000>; interrupts = ; phys = <&usb3_phy1>, <&usb3_phy1>; phy-names = "usb2-phy", "usb3-phy";