From patchwork Wed Feb 14 12:51:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Devarsh Thakkar X-Patchwork-Id: 13556470 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 EBA14C48BC3 for ; Wed, 14 Feb 2024 12:52:27 +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=vPQCSwR/DQTrGgobDlQHLE9JUEwz4vR7/YuRur9s0/g=; b=atlKjdJJKnuq6x OzRhBoGWfVzFNX6FPPgTajAl5n3yvL9U/8sAkrDur2ozWhRIu43TcYGK92i/p512sCcWySZ8sdo7/ nww7L+Lm6NL023z6taVGvb9IiKbJM/u6dU2n3mujs5OU/IQFVHa2lJC9AFh2s//mcePc3q7Ievsii dWTlm2MFssjCaAGxOR5lP3y8VmoOukMzY+DvVexA5lG9nCpAbzF8B0BJDb5krlLwizjlGD0EIrLRH ZMuJjI3sFyKYhwI5LE5YmG4C0LG9HokkYBFblZ/Fs9gzwlKIZoVI8BsdOlaYv5Gt5ICgZG5Ijq/ds wSECXz2KK8vtVoP4JB0Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1raEkJ-0000000CtP4-2abv; Wed, 14 Feb 2024 12:52:15 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1raEkG-0000000CtNG-3DF2 for linux-arm-kernel@lists.infradead.org; Wed, 14 Feb 2024 12:52:14 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 41ECpsBx046986; Wed, 14 Feb 2024 06:51:54 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1707915114; bh=9drq11wZTisZijPvJJM8MH1DpunI3GKUmCw2q0B7AEo=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=xhFTB4xwMxpo1VJ8GodGbL6nn61mh3xAsqmZ4UL8Wf33ZslqGrud9+MS2dYAh0u2s 2nX8ggmbG0GAGhyfParpK6vfbjU823i3xIwY+j3B1dC+QYTbaI408StFDRqClBSBPg 1lOpZqTT71M3ZeGE4r020aytCKQHqMun9FqmDZdE= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 41ECpsHt072714 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 14 Feb 2024 06:51:54 -0600 Received: from DFLE113.ent.ti.com (10.64.6.34) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Wed, 14 Feb 2024 06:51:54 -0600 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Wed, 14 Feb 2024 06:51:54 -0600 Received: from localhost (ti.dhcp.ti.com [172.24.227.95] (may be forged)) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 41ECprfd056051; Wed, 14 Feb 2024 06:51:53 -0600 From: Devarsh Thakkar To: , , , , , , , , , , , , , , , , CC: , , , Subject: [PATCH v2 1/2] dt-bindings: display: ti,am65x-dss: Add support for common1 region Date: Wed, 14 Feb 2024 18:21:50 +0530 Message-ID: <20240214125151.1965137-2-devarsht@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240214125151.1965137-1-devarsht@ti.com> References: <20240214125151.1965137-1-devarsht@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240214_045213_028364_AD101A70 X-CRM114-Status: GOOD ( 13.10 ) 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 TI keystone display subsystem present in AM65 and other SoCs such as AM62 support two separate register spaces namely "common" and "common1" which can be used by two separate hosts to program the display controller as described in respective Technical Reference Manuals [1]. The common1 register space has similar set of configuration registers as supported in common register space except the global configuration registers which are exclusive to common region. This adds binding for "common1" register region too as supported by the hardware. [1]: AM62x TRM: https://www.ti.com/lit/pdf/spruiv7 (Section 14.8.9.1 DSS Registers) AM65x TRM: https://www.ti.com/lit/pdf/spruid7 (Section 12.6.5 DSS Registers) AM62A TRM: https://www.ti.com/lit/pdf/spruj16 (Section 14.9.9.1 DSS Registers) Signed-off-by: Devarsh Thakkar Acked-by: Conor Dooley --- V2: Add Acked-by tag --- .../devicetree/bindings/display/ti/ti,am65x-dss.yaml | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml b/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml index b6767ef0d24d..55e3e490d0e6 100644 --- a/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml +++ b/Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml @@ -37,6 +37,7 @@ properties: - description: OVR2 overlay manager for vp2 - description: VP1 video port 1 - description: VP2 video port 2 + - description: common1 DSS register area reg-names: items: @@ -47,6 +48,7 @@ properties: - const: ovr2 - const: vp1 - const: vp2 + - const: common1 clocks: items: @@ -147,9 +149,10 @@ examples: <0x04a07000 0x1000>, /* ovr1 */ <0x04a08000 0x1000>, /* ovr2 */ <0x04a0a000 0x1000>, /* vp1 */ - <0x04a0b000 0x1000>; /* vp2 */ + <0x04a0b000 0x1000>, /* vp2 */ + <0x04a01000 0x1000>; /* common1 */ reg-names = "common", "vidl1", "vid", - "ovr1", "ovr2", "vp1", "vp2"; + "ovr1", "ovr2", "vp1", "vp2", "common1"; ti,am65x-oldi-io-ctrl = <&dss_oldi_io_ctrl>; power-domains = <&k3_pds 67 TI_SCI_PD_EXCLUSIVE>; clocks = <&k3_clks 67 1>,