From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kuldeep Singh Subject: [PATCH] arm64: dts: ls1012a: Add QSPI support for ls1012a Date: Thu, 16 May 2019 11:47:04 +0000 Message-ID: <20190516114807.30817-1-kuldeep.singh@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: "shawnguo@kernel.org" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-mtd@lists.infradead.org" Cc: Kuldeep Singh , "broonie@kernel.org" , Ashish Kumar , "bbrezillon@kernel.org" List-Id: devicetree@vger.kernel.org QSPI support is added for kernel version greater than 5.0 and supports quad mode defined by TX-WIDTH = <4>, RX-WIDTH = <4> RDB/QDS has one 64MB flash from SPANSION(s25fs512s) Signed-off-by: Ashish Kumar Signed-off-by: Kuldeep Singh --- Dependency on https://patchwork.ozlabs.org/patch/1100471/ Dependency on https://patchwork.ozlabs.org/patch/1100472/ .../arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts | 15 +++++++++++++++ .../arm64/boot/dts/freescale/fsl-ls1012a-frwy.dts | 15 +++++++++++++++ arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts | 15 +++++++++++++++ arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts | 15 +++++++++++++++ arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi | 15 +++++++++++++++ 5 files changed, 75 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts index f90c040fd5e8..8826278b37bf 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts @@ -61,6 +61,21 @@ status = "okay"; }; +&qspi { + status = "okay"; + + qflash0: flash@0 { + compatible = "spansion,m25p80", "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + m25p,fast-read; + spi-max-frequency = <20000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <4>; + reg = <0>; + }; +}; + &i2c0 { status = "okay"; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frwy.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frwy.dts index 8749634c55ee..0246e8c97628 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frwy.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frwy.dts @@ -20,6 +20,21 @@ status = "okay"; }; +&qspi { + status = "okay"; + + qflash0: flash@0 { + compatible = "spansion,m25p80", "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + m25p,fast-read; + spi-max-frequency = <20000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <4>; + reg = <0>; + }; +}; + &i2c0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts index 2fb1cb1f7d8f..c304fa20c1c9 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-qds.dts @@ -90,6 +90,21 @@ }; }; +&qspi { + status = "okay"; + + qflash0: flash@0 { + compatible = "spansion,m25p80", "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + m25p,fast-read; + spi-max-frequency = <20000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <4>; + reg = <0>; + }; +}; + &duart0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts index 5edb1e137a52..6017e9cfe40a 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts @@ -38,3 +38,18 @@ &sata { status = "okay"; }; + +&qspi { + status = "okay"; + + qflash0: flash@0 { + compatible = "spansion,m25p80", "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + m25p,fast-read; + spi-max-frequency = <20000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <4>; + reg = <0>; + }; +}; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi index ec6257a5b251..268268c6a149 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a.dtsi @@ -350,6 +350,21 @@ status = "disabled"; }; + qspi: spi@1550000 { + compatible = "fsl,ls1021a-qspi", "fsl,ls1012a-qspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0x1550000 0x0 0x10000>, + <0x0 0x40000000 0x0 0x10000000>; + reg-names = "QuadSPI", "QuadSPI-memory"; + interrupts = ; + clock-names = "qspi_en", "qspi"; + clocks = <&clockgen 4 1>, <&clockgen 4 1>; + big-endian; + fsl,qspi-has-second-chip; + status = "disabled"; + }; + duart0: serial@21c0500 { compatible = "fsl,ns16550", "ns16550a"; reg = <0x00 0x21c0500 0x0 0x100>; -- 2.17.1