From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Agner Subject: [RESEND PATCH 1/5] mtd: rawnand: tegra: add devicetree binding Date: Tue, 22 May 2018 14:07:05 +0200 Message-ID: <8bd0f80a9db9abc7af192d1c7d449887b1392ff7.1526990589.git.stefan@agner.ch> References: Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: boris.brezillon@bootlin.com, dwmw2@infradead.org, computersforpeace@gmail.com, marek.vasut@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, thierry.reding@gmail.com, mturquette@baylibre.com, sboyd@kernel.org Cc: dev@lynxeye.de, miquel.raynal@bootlin.com, richard@nod.at, marcel@ziswiler.com, krzk@kernel.org, digetx@gmail.com, benjamin.lindqvist@endian.se, jonathanh@nvidia.com, pdeschrijver@nvidia.com, pgaikwad@nvidia.com, mirza.krak@gmail.com, linux-mtd@lists.infradead.org, linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, Stefan Agner List-Id: linux-tegra@vger.kernel.org From: Lucas Stach This adds the devicetree binding for the Tegra 2 NAND flash controller. Signed-off-by: Lucas Stach Signed-off-by: Stefan Agner --- .../bindings/mtd/nvidia,tegra20-nand.txt | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt diff --git a/Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt b/Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt new file mode 100644 index 000000000000..522d442937a9 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt @@ -0,0 +1,29 @@ +NVIDIA Tegra NAND Flash controller + +Required properties: +- compatible: Must be one of: + - "nvidia,tegra20-nand" +- reg: MMIO address range +- interrupts: interrupt output of the NFC controller +- clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names: Must include the following entries: + - nand +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: Must include the following entries: + - nand + +Optional properties: +- nvidia,wp-gpios: GPIO used to disable write protection of the flash + + Example: + nand@70008000 { + compatible = "nvidia,tegra20-nand"; + reg = <0x70008000 0x100>; + interrupts = ; + clocks = <&tegra_car TEGRA20_CLK_NDFLASH>; + clock-names = "nand"; + resets = <&tegra_car 13>; + reset-names = "nand"; + }; -- 2.17.0