From 8368ca1540f0ff5bf4cfe92b1ea7fc8045f61d50 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Mon, 7 Sep 2020 16:55:39 +0100 Subject: 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 Reviewed-by: Chris Paterson Link: https://lore.kernel.org/r/20200907155541.2011-2-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'arch/arm/boot/dts/r8a7742-iwg21d-q7.dts') 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"; -- cgit v1.2.3