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ARM: dts: r8a7742-iwg21d-q7: Add SPI NOR support

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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>
This commit is contained in:
Lad Prabhakar
2020-09-07 16:55:39 +01:00
committed by Geert Uytterhoeven
parent 4c32a2b34e
commit 8368ca1540
1 changed files with 31 additions and 0 deletions
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31
arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
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@@ -141,6 +141,32 @@
status = "okay"; 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 { &pci0 {
pinctrl-0 = <&usb0_pins>; pinctrl-0 = <&usb0_pins>;
pinctrl-names = "default"; pinctrl-names = "default";
@@ -182,6 +208,11 @@
function = "i2c2"; function = "i2c2";
}; };
msiof0_pins: msiof0 {
groups = "msiof0_clk", "msiof0_sync", "msiof0_tx", "msiof0_rx";
function = "msiof0";
};
scifa2_pins: scifa2 { scifa2_pins: scifa2 {
groups = "scifa2_data_c"; groups = "scifa2_data_c";
function = "scifa2"; function = "scifa2";