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Tue, 19 Feb 2019 00:35:39 -0600 Received: from dlep32.itg.ti.com (157.170.170.100) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Tue, 19 Feb 2019 00:35:39 -0600 Received: from a0132425.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x1J6ZCt2025516; Tue, 19 Feb 2019 00:35:35 -0600 From: Vignesh R To: Vignesh R , David Woodhouse , Brian Norris , Boris Brezillon , Marek Vasut , Richard Weinberger , Rob Herring Subject: [RFC PATCH 4/5] dt-bindings: mtd: Add bindings for TI's AM654 Hyperbus memory controller Date: Tue, 19 Feb 2019 12:06:06 +0530 Message-ID: <20190219063607.29949-5-vigneshr@ti.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190219063607.29949-1-vigneshr@ti.com> References: <20190219063607.29949-1-vigneshr@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-20190218_223547_351377_6C026353 X-CRM114-Status: GOOD ( 20.04 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Arnd Bergmann , tudor.ambarus@microchip.com, Greg Kroah-Hartman , nsekhar@ti.com, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add binding documentation for TI's Hyperbus memory controller present on AM654 SoC. Signed-off-by: Vignesh R --- .../devicetree/bindings/mtd/ti,am654-hbmc.txt | 27 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 28 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..b70fd1795fc5 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/ti,am654-hbmc.txt @@ -0,0 +1,27 @@ +Bindings for Hyperbus Memory Controller 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 + +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 0808c22807bc..a9760c5e33f7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7149,6 +7149,7 @@ 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