> -----Original Message----- > From: devicetree-ow...@vger.kernel.org [mailto:devicetree- > ow...@vger.kernel.org] On Behalf Of Yogesh Narayan Gaur > Sent: Friday, November 16, 2018 4:44 PM > To: linux-...@lists.infradead.org; boris.brezil...@bootlin.com; > marek.va...@gmail.com; broo...@kernel.org; linux-...@vger.kernel.org; > devicet...@vger.kernel.org > Cc: r...@kernel.org; mark.rutl...@arm.com; shawn...@kernel.org; linux- > arm-ker...@lists.infradead.org; computersforpe...@gmail.com; > frieder.schre...@kontron.de; linux-kernel@vger.kernel.org; Yogesh Narayan > Gaur <yogeshnarayan.g...@nxp.com> > Subject: [PATCH v5 3/5] arm64: dts: lx2160a: add FlexSPI node property > > Add fspi node property for LX2160A SoC for FlexSPI driver. > Property added for the FlexSPI controller and for the connected slave device > for > the LX2160ARDB target. > This is having two SPI-NOR flash device, mt35xu512aba, connected at CS0 and > CS1. > > Signed-off-by: Yogesh Gaur <yogeshnarayan.g...@nxp.com> > --- > Changes for v5: > - None > Changes for v4: > - Incorporated Rob review comments. > Changes for v3: > - None. > Changes for v2: > - - Incorporated Shawn review comments. > --- > arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts | 22 > ++++++++++++++++++++++ > arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 13 +++++++++++++ > 2 files changed, 35 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts > b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts > index 1483071..3b20c97 100644 > --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts > +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts > @@ -35,6 +35,28 @@ > status = "okay"; > }; > > +&fspi { > + status = "okay"; > + > + mt35xu512aba0: flash@0 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "spansion,m25p80"; > + m25p,fast-read; > + spi-max-frequency = <20000000>; The SPI flash supports 50MHz frequency. Please update to 50Mhz > + reg = <0>; > + }; > + > + mt35xu512aba1: flash@1 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "spansion,m25p80"; > + m25p,fast-read; > + spi-max-frequency = <20000000>; > + reg = <1>; > + }; > +}; > + > &i2c0 { > status = "okay"; > i2c-mux@77 { > diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi > b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi > index c758268..5d0025a 100644 > --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi > +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi > @@ -698,5 +698,18 @@ > interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>; > timeout-sec = <30>; > }; > + > + fspi: spi@20c0000 { > + compatible = "nxp,lx2160a-fspi"; > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <0x0 0x20c0000 0x0 0x10000>, > + <0x0 0x20000000 0x0 0x10000000>; > + reg-names = "fspi_base", "fspi_mmap"; > + interrupts = <0 25 0x4>; /* Level high type */ > + clocks = <&clockgen 4 3>, <&clockgen 4 3>; > + clock-names = "fspi_en", "fspi"; > + status = "disabled"; > + }; > }; > }; > -- > 2.7.4
