From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
To: Geert Uytterhoeven <geert+renesas@glider.be>,
Magnus Damm <magnus.damm@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
Biju Das <biju.das.jz@bp.renesas.com>,
Prabhakar <prabhakar.csengg@gmail.com>
Subject: [PATCH v2 1/3] ARM: dts: r8a7742-iwg21d-q7: Add SPI NOR support
Date: Mon, 7 Sep 2020 16:55:39 +0100 [thread overview]
Message-ID: <20200907155541.2011-2-prabhakar.mahadev-lad.rj@bp.renesas.com> (raw)
In-Reply-To: <20200907155541.2011-1-prabhakar.mahadev-lad.rj@bp.renesas.com>
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>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 31 +++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
index 73300ab46ea6..818f1a850c62 100644
--- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
+++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
@@ -220,6 +220,32 @@
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";
@@ -266,6 +292,11 @@
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";
--
2.17.1
next prev parent reply other threads:[~2020-09-07 15:56 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-07 15:55 [PATCH v2 0/3] iWave G21D-Q7 enable flash, CAN and SD2 LED Lad Prabhakar
2020-09-07 15:55 ` Lad Prabhakar [this message]
2020-09-10 9:03 ` [PATCH v2 1/3] ARM: dts: r8a7742-iwg21d-q7: Add SPI NOR support Geert Uytterhoeven
2020-09-07 15:55 ` [PATCH v2 2/3] ARM: dts: r8a7742-iwg21d-q7: Add can1 support to carrier board Lad Prabhakar
2020-09-10 9:04 ` Geert Uytterhoeven
2020-09-07 15:55 ` [PATCH v2 3/3] ARM: dts: r8a7742-iwg21d-q7: Enable SD2 LED indication Lad Prabhakar
2020-09-10 9:05 ` Geert Uytterhoeven
2020-10-09 7:33 ` Pavel Machek
2020-10-09 8:41 ` Lad, Prabhakar
2020-10-09 17:36 ` Pavel Machek
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