| Message ID | 1542366701-16065-4-git-send-email-yogeshnarayan.gaur@nxp.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | spi: spi-mem: Add driver for NXP FlexSPI controller | expand |
> -----Original Message----- > From: devicetree-owner@vger.kernel.org [mailto:devicetree- > owner@vger.kernel.org] On Behalf Of Yogesh Narayan Gaur > Sent: Friday, November 16, 2018 4:44 PM > To: linux-mtd@lists.infradead.org; boris.brezillon@bootlin.com; > marek.vasut@gmail.com; broonie@kernel.org; linux-spi@vger.kernel.org; > devicetree@vger.kernel.org > Cc: robh@kernel.org; mark.rutland@arm.com; shawnguo@kernel.org; linux- > arm-kernel@lists.infradead.org; computersforpeace@gmail.com; > frieder.schrempf@kontron.de; linux-kernel@vger.kernel.org; Yogesh Narayan > Gaur <yogeshnarayan.gaur@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.gaur@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
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>; + 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"; + }; }; };
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.gaur@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(+)