diff options
| author | Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> | 2020-09-07 18:55:39 +0300 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2020-09-10 19:59:42 +0300 |
| commit | 8368ca1540f0ff5bf4cfe92b1ea7fc8045f61d50 (patch) | |
| tree | 029dee0f7f77f2cb45e37eed01ad0cf584c10180 /arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | |
| parent | 4c32a2b34e62d1ab3325902f2a3b065f266cc4f3 (diff) | |
| download | linux-8368ca1540f0ff5bf4cfe92b1ea7fc8045f61d50.tar.xz | |
ARM: dts: r8a7742-iwg21d-q7: Add SPI NOR support
Add support for the SPI NOR device which is connected to MSIOF0 interface
on the iWave RainboW-G21d-q7 board.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Link: https://lore.kernel.org/r/20200907155541.2011-2-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm/boot/dts/r8a7742-iwg21d-q7.dts')
| -rw-r--r-- | arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts index df85e516a3c0..a88858e1afbb 100644 --- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts +++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts @@ -141,6 +141,32 @@ status = "okay"; }; +&msiof0 { + pinctrl-0 = <&msiof0_pins>; + pinctrl-names = "default"; + cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>; + + status = "okay"; + + flash1: flash@0 { + compatible = "sst,sst25vf016b", "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <50000000>; + m25p,fast-read; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "user"; + reg = <0x00000000 0x00200000>; + }; + }; + }; +}; + &pci0 { pinctrl-0 = <&usb0_pins>; pinctrl-names = "default"; @@ -182,6 +208,11 @@ function = "i2c2"; }; + msiof0_pins: msiof0 { + groups = "msiof0_clk", "msiof0_sync", "msiof0_tx", "msiof0_rx"; + function = "msiof0"; + }; + scifa2_pins: scifa2 { groups = "scifa2_data_c"; function = "scifa2"; |