From mboxrd@z Thu Jan 1 00:00:00 1970 From: Punnaiah Choudary Kalluri Subject: [PATCH v7 1/2] mtd: arasan: Add device tree binding documentation Date: Mon, 9 Jan 2017 08:28:53 +0530 Message-ID: <1483930734-10309-1-git-send-email-punnaia@xilinx.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, computersforpeace-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org, marek.vasut-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, richard-/L3Ra7n9ekc@public.gmane.org, cyrille.pitchen-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, michals-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org, kalluripunnaiahchoudary-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, kpc528-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, Punnaiah Choudary Kalluri List-Id: devicetree@vger.kernel.org This patch adds the dts binding document for arasan nand flash controller. Signed-off-by: Punnaiah Choudary Kalluri --- Changes in v7: - Corrected the acronyms those should be in caps changes in v6: - Removed num-cs property - Separated nandchip from nand controller changes in v5: - None Changes in v4: - Added num-cs property - Added clock support Changes in v3: - None Changes in v2: - None --- .../devicetree/bindings/mtd/arasan_nfc.txt | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/arasan_nfc.txt diff --git a/Documentation/devicetree/bindings/mtd/arasan_nfc.txt b/Documentation/devicetree/bindings/mtd/arasan_nfc.txt new file mode 100644 index 0000000..f20adfc --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/arasan_nfc.txt @@ -0,0 +1,38 @@ +Arasan NAND Flash Controller with ONFI 3.1 support + +Required properties: +- compatible: Should be "arasan,nfc-v3p10" +- reg: Memory map for module access +- interrupt-parent: Interrupt controller the interrupt is routed through +- interrupts: Should contain the interrupt for the device +- clock-name: List of input clocks - "clk_sys", "clk_flash" + (See clock bindings for details) +- clocks: Clock phandles (see clock bindings for details) + +Optional properties: +- arasan,has-mdma: Enables DMA support + +For NAND partition information please refer the below file +Documentation/devicetree/bindings/mtd/partition.txt + +Example: + nand0: nand@ff100000 { + compatible = "arasan,nfc-v3p10" + reg = <0x0 0xff100000 0x1000>; + clock-name = "clk_sys", "clk_flash" + clocks = <&misc_clk &misc_clk>; + interrupt-parent = <&gic>; + interrupts = <0 14 4>; + arasan,has-mdma; + #address-cells = <1>; + #size-cells = <0> + + nand@0 { + reg = <0> + partition@0 { + label = "filesystem"; + reg = <0x0 0x0 0x1000000>; + }; + (...) + }; + }; -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html