From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E5A6C282DD for ; Tue, 23 Apr 2019 06:06:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4614D214AE for ; Tue, 23 Apr 2019 06:06:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="dwCIZXYg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726341AbfDWGGk (ORCPT ); Tue, 23 Apr 2019 02:06:40 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:40272 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726290AbfDWGGf (ORCPT ); Tue, 23 Apr 2019 02:06:35 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x3N667Le077913; Tue, 23 Apr 2019 01:06:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1555999567; bh=asnU647SbSxNVpYJJFri++AE/jmwSHAWc7UkxrDjmwY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=dwCIZXYgbgGzxA0HjNKElClTv5ydfADsndnxJ70qEI3D7z/6mA0C81S7ExhMGHEda BxHv8/1xj8ykYqXyPR9wTmrvmstEcUjm6yFiL7ueSYRmWI9MBiTaSWmjkYsQAo6V2L bXRFyKn0WV7+O5zY8/ONy46zXumS7OzK1SFduZZo= Received: from DLEE112.ent.ti.com (dlee112.ent.ti.com [157.170.170.23]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x3N667Cd119341 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 23 Apr 2019 01:06:07 -0500 Received: from DLEE100.ent.ti.com (157.170.170.30) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Tue, 23 Apr 2019 01:06:07 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Tue, 23 Apr 2019 01:06:07 -0500 Received: from a0132425.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id x3N65gFE091279; Tue, 23 Apr 2019 01:06:02 -0500 From: Vignesh Raghavendra To: Vignesh Raghavendra , David Woodhouse , Brian Norris , Boris Brezillon , Marek Vasut , Richard Weinberger , Rob Herring CC: , Tudor Ambarus , Miquel Raynal , Joakim Tjernlund , , Sergei Shtylyov , Mason Yang , , , Subject: [PATCH v3 4/5] dt-bindings: mtd: Add bindings for TI's AM654 HyperBus memory controller Date: Tue, 23 Apr 2019 11:36:37 +0530 Message-ID: <20190423060638.18197-5-vigneshr@ti.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190423060638.18197-1-vigneshr@ti.com> References: <20190423060638.18197-1-vigneshr@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add binding documentation for TI's HyperBus memory controller present on AM654 SoC. Signed-off-by: Vignesh Raghavendra --- .../devicetree/bindings/mtd/ti,am654-hbmc.txt | 31 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/ti,am654-hbmc.txt diff --git a/Documentation/devicetree/bindings/mtd/ti,am654-hbmc.txt b/Documentation/devicetree/bindings/mtd/ti,am654-hbmc.txt new file mode 100644 index 000000000000..00888482df25 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/ti,am654-hbmc.txt @@ -0,0 +1,31 @@ +Bindings for HyperBus Memory Controller (HBMC) on TI's K3 family of SoCs + +Required properties: +- compatible : "ti,am654-hbmc" for AM654 SoC +- reg : Two entries: + First entry pointed to the register space of HBMC controller + Second entry pointing to the memory map region dedicated for + MMIO access to attached flash devices +- ranges : Address range allocated for each chipselect in the MMIO space + +Optional properties: +- mux-controls: phandle to the multiplexer that controls selection of + HBMC vs OSPI. Mux state of 1 indicates HBMC is selected. + +Example: + hbmc: hbmc@47034000 { + compatible = "ti,am654-hbmc"; + reg = <0x0 0x47034000 0x0 0x100>, + <0x5 0x00000000 0x1 0x0000000>; + power-domains = <&k3_pds 55>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x5 0x00000000 0x4000000>, /* CS0 - 64MB */ + <0x1 0x5 0x04000000 0x4000000>; /* CS1 - 64MB + + /* Slave flash node */ + flash@0{ + compatible = "cypress,hyperflash"; + reg = <0x0 0x4000000>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 7aa1b3454a89..07455035fca9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7249,6 +7249,7 @@ S: Supported F: drivers/mtd/hyperbus/ F: include/linux/mtd/hyperbus.h F: Documentation/devicetree/bindings/mtd/cypress,hyperbus.txt +F: Documentation/devicetree/bindings/mtd/ti,am654-hbmc.txt HYPERVISOR VIRTUAL CONSOLE DRIVER L: linuxppc-dev@lists.ozlabs.org -- 2.21.0