target/linux/mediatek/patches-5.15/130-dts-mt7629-add-snand-support.patch

   1 From c813fbe806257c574240770ef716fbee19f7dbfa Mon Sep 17 00:00:00 2001
   2 From: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
   3 Date: Thu, 6 Jun 2019 16:29:04 +0800
   4 Subject: [PATCH] spi: spi-mem: Mediatek: Add SPI Nand support for MT7629
   5
   6 Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
   7 ---
   8  arch/arm/boot/dts/mt7629-rfb.dts | 45 ++++++++++++++++++++++++++++++++
   9  arch/arm/boot/dts/mt7629.dtsi    | 22 ++++++++++++++++
  10  3 files changed, 79 insertions(+)
  11
  12 --- a/arch/arm/boot/dts/mt7629.dtsi
  13 +++ b/arch/arm/boot/dts/mt7629.dtsi
  14 @@ -272,6 +272,27 @@
  15                         status = "disabled";
  16                 };
  17
  18 +               snfi: spi@1100d000 {
  19 +                       compatible = "mediatek,mt7629-snand";
  20 +                       reg = <0x1100d000 0x1000>;
  21 +                       interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_LOW>;
  22 +                       clocks = <&pericfg CLK_PERI_NFI_PD>, <&pericfg CLK_PERI_SNFI_PD>;
  23 +                       clock-names = "nfi_clk", "pad_clk";
  24 +                       nand-ecc-engine = <&bch>;
  25 +                       #address-cells = <1>;
  26 +                       #size-cells = <0>;
  27 +                       status = "disabled";
  28 +               };
  29 +
  30 +               bch: ecc@1100e000 {
  31 +                       compatible = "mediatek,mt7622-ecc";
  32 +                       reg = <0x1100e000 0x1000>;
  33 +                       interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_LOW>;
  34 +                       clocks = <&pericfg CLK_PERI_NFIECC_PD>;
  35 +                       clock-names = "nfiecc_clk";
  36 +                       status = "disabled";
  37 +               };
  38 +
  39                 spi: spi@1100a000 {
  40                         compatible = "mediatek,mt7629-spi",
  41                                      "mediatek,mt7622-spi";
  42 --- a/arch/arm/boot/dts/mt7629-rfb.dts
  43 +++ b/arch/arm/boot/dts/mt7629-rfb.dts
  44 @@ -254,6 +254,50 @@
  45         };
  46  };
  47
  48 +&bch {
  49 +       status = "okay";
  50 +};
  51 +
  52 +&snfi {
  53 +       pinctrl-names = "default";
  54 +       pinctrl-0 = <&serial_nand_pins>;
  55 +       status = "okay";
  56 +       flash@0 {
  57 +               compatible = "spi-nand";
  58 +               reg = <0>;
  59 +               spi-tx-bus-width = <4>;
  60 +               spi-rx-bus-width = <4>;
  61 +               nand-ecc-engine = <&snfi>;
  62 +
  63 +               partitions {
  64 +                       compatible = "fixed-partitions";
  65 +                       #address-cells = <1>;
  66 +                       #size-cells = <1>;
  67 +
  68 +                       partition@0 {
  69 +                               label = "Bootloader";
  70 +                               reg = <0x00000 0x0100000>;
  71 +                               read-only;
  72 +                       };
  73 +
  74 +                       partition@100000 {
  75 +                               label = "Config";
  76 +                               reg = <0x100000 0x0040000>;
  77 +                       };
  78 +
  79 +                       partition@140000 {
  80 +                               label = "factory";
  81 +                               reg = <0x140000 0x0080000>;
  82 +                       };
  83 +
  84 +                       partition@1c0000 {
  85 +                               label = "firmware";
  86 +                               reg = <0x1c0000 0x1000000>;
  87 +                       };
  88 +               };
  89 +       };
  90 +};
  91 +
  92  &spi {
  93         pinctrl-names = "default";
  94         pinctrl-0 = <&spi_pins>;