From mboxrd@z Thu Jan 1 00:00:00 1970 From: Huang Shijie Subject: [PATCH v2 8/8] ARM: dts: vf610-twr: Add SPI NOR support Date: Mon, 26 Aug 2013 12:41:42 +0800 Message-ID: <1377492102-23543-9-git-send-email-b32955@freescale.com> References: <1377492102-23543-1-git-send-email-b32955@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1377492102-23543-1-git-send-email-b32955@freescale.com> Sender: linux-doc-owner@vger.kernel.org To: broonie@kernel.org Cc: dwmw2@infradead.org, dedekind1@gmail.com, computersforpeace@gmail.com, shawn.guo@linaro.org, kernel@pengutronix.de, b18965@freescale.com, b44548@freescale.com, B20596@freescale.com, linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, Huang Shijie List-Id: devicetree@vger.kernel.org vf610-twr has two s25fl128s SPI NOR flashs connected to QuadSpi0. Add support for them. Note: we enable the DDR Quad read for the two NOR flashs which runs in 66MHz. Signed-off-by: Huang Shijie --- arch/arm/boot/dts/vf610-twr.dts | 36 ++++++++++++++++++++++++++++++++++++ 1 files changed, 36 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/vf610-twr.dts b/arch/arm/boot/dts/vf610-twr.dts index 1a58678..e9149de 100644 --- a/arch/arm/boot/dts/vf610-twr.dts +++ b/arch/arm/boot/dts/vf610-twr.dts @@ -62,3 +62,39 @@ pinctrl-0 = <&pinctrl_uart1_1>; status = "okay"; }; + +&qspi0 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_qspi0_1>; + fsl,nor-size = <0x1000000>; + fsl,spi-num-chipselects = <2>; + status = "okay"; + + flash0: s25fl128s@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "spansion,s25fl128s"; + spi-max-frequency = <66000000>; + m25p,ddr-quad-read = <1>; + reg = <0>; + + partition@0 { + label = "s25fl128s-0"; + reg = <0x0 0x1000000>; + }; + }; + + flash1: s25fl128s@1 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "spansion,s25fl128s"; + spi-max-frequency = <66000000>; + m25p,ddr-quad-read = <1>; + reg = <1>; + + partition@0x0 { + label = "s25fl128s-1"; + reg = <0x0 0x1000000>; + }; + }; +}; -- 1.7.1