Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757561AbbLBXmM (ORCPT ); Wed, 2 Dec 2015 18:42:12 -0500 Received: from proxima.lp0.eu ([81.2.80.65]:50887 "EHLO proxima.lp0.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756518AbbLBXmL (ORCPT ); Wed, 2 Dec 2015 18:42:11 -0500 From: Simon Arlott To: "devicetree@vger.kernel.org" , Brian Norris , Linux Kernel Mailing List , David Woodhouse , linux-mtd@lists.infradead.org Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Florian Fainelli , bcm-kernel-feedback-list@broadcom.com, Kamal Dasu Subject: [PATCH 1/3] mtd: brcmnand: Add brcm,bcm6368-nand device tree binding Message-ID: <565F81A6.6060307@simon.arlott.org.uk> Date: Wed, 2 Dec 2015 23:41:26 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2734 Lines: 77 Add device tree binding for NAND on the BCM6368. The BCM6368 has a NAND interrupt register with combined status and enable registers. It also requires a clock, so add an optional clock to the common brcmnand binding. Signed-off-by: Simon Arlott --- Renamed from BCM63268, made clock a generic property. .../devicetree/bindings/mtd/brcm,brcmnand.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt index 4ff7128..16d7835 100644 --- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt +++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt @@ -45,6 +45,8 @@ Required properties: - #size-cells : <0> Optional properties: +- clock : reference to the clock for the NAND controller +- clock-names : "nand" (required for the above clock) - brcm,nand-has-wp : Some versions of this IP include a write-protect (WP) control bit. It is always available on >= v7.0. Use this property to describe the rare @@ -72,6 +74,12 @@ we define additional 'compatible' properties and associated register resources w and enable registers - reg-names: (required) "nand-int-base" + * "brcm,nand-bcm6368" + - compatible: should contain "brcm,nand-bcm", "brcm,nand-bcm6368" + - reg: (required) the 'NAND_INTR_BASE' register range, with combined status + and enable registers, and boot address registers + - reg-names: (required) "nand-intr-base" + * "brcm,nand-iproc" - reg: (required) the "IDM" register range, for interrupt enable and APB bus access endianness configuration, and the "EXT" register range, @@ -148,3 +156,27 @@ nand@f0442800 { }; }; }; + +nand@10000200 { + compatible = "brcm,nand-bcm63168", "brcm,nand-bcm6368", + "brcm,brcmnand-v4.0", "brcm,brcmnand"; + reg = <0x10000200 0x180>, + <0x10000600 0x200>, + <0x100000b0 0x10>; + reg-names = "nand", "nand-cache", "nand-intr-base"; + interrupt-parent = <&periph_intc>; + interrupts = <50>; + clocks = <&periph_clk 20>; + clock-names = "nand"; + + #address-cells = <1>; + #size-cells = <0>; + + nand0: nandcs@0 { + compatible = "brcm,nandcs"; + reg = <0>; + nand-on-flash-bbt; + nand-ecc-strength = <1>; + nand-ecc-step-size = <512>; + }; +}; -- 2.1.4 -- Simon Arlott -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/