From patchwork Tue Sep 26 10:05:58 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 9971613 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 0C26A6037F for ; Tue, 26 Sep 2017 10:06:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1C80228E66 for ; Tue, 26 Sep 2017 10:06:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1144728E72; Tue, 26 Sep 2017 10:06:20 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B296328E66 for ; Tue, 26 Sep 2017 10:06:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S967960AbdIZKGT (ORCPT ); Tue, 26 Sep 2017 06:06:19 -0400 Received: from galahad.ideasonboard.com ([185.26.127.97]:54385 "EHLO galahad.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967963AbdIZKGS (ORCPT ); Tue, 26 Sep 2017 06:06:18 -0400 Received: from avalon.guest.par1.mozilla.com (unknown [IPv6:2a00:8c40:243:232:120b:a9ff:fe3c:7148]) by galahad.ideasonboard.com (Postfix) with ESMTPSA id E982921480 for ; Tue, 26 Sep 2017 12:06:05 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1506420366; bh=jVgok3qd6MQq4810VwrDqAAgFkJ4OUlac6kArLd992I=; h=From:To:Subject:Date:In-Reply-To:References:From; b=ALcT3TUS6xNmHRI3Imv3GuDV6JUBA6Evln4i1YAH2G6jOaLyRgNlzlTZ7AsqpUSGq 3XF4G7W8D3ErO2LLHcZf8AxwSu3ybNjuxTOvgQ6kbxLc0bJyrok3Yu0aBwOcTC+1Cj 3XKrdH+/1UxxL6PKcuiAlSL1ygwOXrNUNdS3X5gA= From: Laurent Pinchart To: linux-renesas-soc@vger.kernel.org Subject: [RFC 06/13] arm64: dts: r8a7795: Reference the lossy memory region from the FCPss Date: Tue, 26 Sep 2017 13:05:58 +0300 Message-Id: <20170926100605.2313-9-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.13.5 In-Reply-To: <20170926100605.2313-1-laurent.pinchart+renesas@ideasonboard.com> References: <20170926100605.2313-1-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The FCPV instances can perform transparent near-lossless compression internally but need the DDR controller to perform decompression. Reference the DDR controller lossy decompression memory region to model that relationship. Signed-off-by: Laurent Pinchart --- arch/arm64/boot/dts/renesas/r8a7795.dtsi | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi index 1320ec3b6a5e..c55003563f61 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi @@ -1901,6 +1901,9 @@ fcpvb1: fcp@fe92f000 { compatible = "renesas,fcpv"; + memory-region = <&lossy_decompression_0 + &lossy_decompression_1 + &lossy_decompression_2>; reg = <0 0xfe92f000 0 0x200>; clocks = <&cpg CPG_MOD 606>; power-domains = <&sysc R8A7795_PD_A3VP>; @@ -1936,6 +1939,9 @@ fcpvb0: fcp@fe96f000 { compatible = "renesas,fcpv"; + memory-region = <&lossy_decompression_0 + &lossy_decompression_1 + &lossy_decompression_2>; reg = <0 0xfe96f000 0 0x200>; clocks = <&cpg CPG_MOD 607>; power-domains = <&sysc R8A7795_PD_A3VP>; @@ -1955,6 +1961,9 @@ fcpvi0: fcp@fe9af000 { compatible = "renesas,fcpvi", "renesas,fcpv"; + memory-region = <&lossy_decompression_0 + &lossy_decompression_1 + &lossy_decompression_2>; reg = <0 0xfe9af000 0 0x200>; clocks = <&cpg CPG_MOD 611>; power-domains = <&sysc R8A7795_PD_A3VP>; @@ -1974,6 +1983,9 @@ fcpvi1: fcp@fe9bf000 { compatible = "renesas,fcpvi", "renesas,fcpv"; + memory-region = <&lossy_decompression_0 + &lossy_decompression_1 + &lossy_decompression_2>; reg = <0 0xfe9bf000 0 0x200>; clocks = <&cpg CPG_MOD 610>; power-domains = <&sysc R8A7795_PD_A3VP>; @@ -1993,6 +2005,9 @@ fcpvd0: fcp@fea27000 { compatible = "renesas,fcpv"; + memory-region = <&lossy_decompression_0 + &lossy_decompression_1 + &lossy_decompression_2>; reg = <0 0xfea27000 0 0x200>; clocks = <&cpg CPG_MOD 603>; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; @@ -2012,6 +2027,9 @@ fcpvd1: fcp@fea2f000 { compatible = "renesas,fcpv"; + memory-region = <&lossy_decompression_0 + &lossy_decompression_1 + &lossy_decompression_2>; reg = <0 0xfea2f000 0 0x200>; clocks = <&cpg CPG_MOD 602>; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; @@ -2031,6 +2049,9 @@ fcpvd2: fcp@fea37000 { compatible = "renesas,fcpv"; + memory-region = <&lossy_decompression_0 + &lossy_decompression_1 + &lossy_decompression_2>; reg = <0 0xfea37000 0 0x200>; clocks = <&cpg CPG_MOD 601>; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;