From 68a2b3fddb3152d3b775f6020ca1586e40248d64 Mon Sep 17 00:00:00 2001 From: Ashish Kumar Date: Wed, 4 Dec 2019 16:28:18 +0530 Subject: [PATCH] arm64: dts: ls1088a: Add QSPI support for NXP LS1088 Add QSPI node in dtsi(ls1088a), and dts(ls1088ardb, ls1088aqds) boards. Both ls1088ardb and ls1088aqds has two 64MB flash from SPANSION(s25fs512s). QUAD I/O is tested in case of read and single I/O is tested in case of write. Signed-off-by: Kuldeep Singh Signed-off-by: Ashish Kumar Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts | 24 +++++++++++++++++++++++ arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts | 24 +++++++++++++++++++++++ arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi | 13 ++++++++++++ 3 files changed, 61 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts index 120e62d..41d8b15 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a-qds.dts @@ -143,6 +143,30 @@ status = "okay"; }; +&qspi { + status = "okay"; + + s25fs512s0: flash@0 { + compatible = "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <1>; + reg = <0>; + }; + + s25fs512s1: flash@1 { + compatible = "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <1>; + reg = <1>; + }; +}; + &sata { status = "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts index 90b1989..4d77b34 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a-rdb.dts @@ -86,6 +86,30 @@ status = "okay"; }; +&qspi { + status = "okay"; + + s25fs512s0: flash@0 { + compatible = "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <1>; + reg = <0>; + }; + + s25fs512s1: flash@1 { + compatible = "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <4>; + spi-tx-bus-width = <1>; + reg = <1>; + }; +}; + &sata { status = "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi index c676d07..5945662 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi @@ -375,6 +375,19 @@ status = "disabled"; }; + qspi: spi@20c0000 { + compatible = "fsl,ls2080a-qspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0x20c0000 0x0 0x10000>, + <0x0 0x20000000 0x0 0x10000000>; + reg-names = "QuadSPI", "QuadSPI-memory"; + interrupts = ; + clock-names = "qspi_en", "qspi"; + clocks = <&clockgen 4 3>, <&clockgen 4 3>; + status = "disabled"; + }; + esdhc: esdhc@2140000 { compatible = "fsl,ls1088a-esdhc", "fsl,esdhc"; reg = <0x0 0x2140000 0x0 0x10000>; -- 2.7.4