target/linux/layerscape/patches-5.4/302-dts-0060-arm64-dts-ls1028a-add-flexspi-nodes.patch

   1 From b94cbaaa2facfdc6aa49d6f323da251f9e91d4ba Mon Sep 17 00:00:00 2001
   2 From: Xiaowei Bao <xiaowei.bao@nxp.com>
   3 Date: Tue, 14 May 2019 18:17:31 +0800
   4 Subject: [PATCH] arm64: dts: ls1028a: add flexspi nodes
   5
   6 Add fspi node property for LS1028A SoC for FlexSPI driver.
   7 Property added for the FlexSPI controller and for the connected
   8 slave device for the LS1028ARDB and LS1028AQDS target.
   9 This is having one SPI-NOR flash device, mt35xu02g connected at
  10 CS0.
  11
  12 Signed-off-by: Xiaowei Bao <xiaowei.bao@nxp.com>
  13 ---
  14  arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts | 15 +++++++++++++++
  15  arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 15 +++++++++++++++
  16  arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi    | 12 ++++++++++++
  17  3 files changed, 42 insertions(+)
  18
  19 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
  20 +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
  21 @@ -222,6 +222,21 @@
  22         phy-connection-type = "rgmii-id";
  23  };
  24
  25 +&fspi {
  26 +       status = "okay";
  27 +       mt35xu02g: flash@0 {
  28 +               compatible = "spansion,m25p80";
  29 +               #address-cells = <1>;
  30 +               #size-cells = <1>;
  31 +               m25p,fast-read;
  32 +               spi-max-frequency = <20000000>;
  33 +               reg = <0>;
  34 +               /* The following setting enables 1-1-8 (CMD-ADDR-DATA) mode */
  35 +               spi-rx-bus-width = <8>; /* 8 SPI Rx lines */
  36 +               spi-tx-bus-width = <1>; /* 1 SPI Tx line */
  37 +       };
  38 +};
  39 +
  40  &sai1 {
  41         status = "okay";
  42  };
  43 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
  44 +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
  45 @@ -168,6 +168,21 @@
  46         };
  47  };
  48
  49 +&fspi {
  50 +       status = "okay";
  51 +       mt35xu02g: flash@0 {
  52 +               compatible = "spansion,m25p80";
  53 +               #address-cells = <1>;
  54 +               #size-cells = <1>;
  55 +               m25p,fast-read;
  56 +               spi-max-frequency = <20000000>;
  57 +               reg = <0>;
  58 +               /* The following setting enables 1-1-8 (CMD-ADDR-DATA) mode */
  59 +               spi-rx-bus-width = <8>; /* 8 SPI Rx lines */
  60 +               spi-tx-bus-width = <1>; /* 1 SPI Tx line */
  61 +       };
  62 +};
  63 +
  64  &duart0 {
  65         status = "okay";
  66  };
  67 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
  68 +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
  69 @@ -180,6 +180,18 @@
  70                         clocks = <&sysclk>;
  71                 };
  72
  73 +               fspi: spi@20c0000 {
  74 +                       compatible = "nxp,lx2160a-fspi";
  75 +                       #address-cells = <1>;
  76 +                       #size-cells = <0>;
  77 +                       reg = <0x0 0x20c0000 0x0 0x10000>,
  78 +                             <0x0 0x20000000 0x0 0x10000000>;
  79 +                       reg-names = "FSPI", "FSPI-memory";
  80 +                       interrupts = <0 25 0x4>; /* Level high type */
  81 +                       clocks = <&clockgen 4 3>, <&clockgen 4 3>;
  82 +                       clock-names = "fspi_en", "fspi";
  83 +               };
  84 +
  85                 i2c0: i2c@2000000 {
  86                         compatible = "fsl,vf610-i2c";
  87                         #address-cells = <1>;