From: Bert Vermeulen <bert@biot.com>
To: Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
linux-spi@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Bert Vermeulen <bert@biot.com>, John Crispin <john@phrozen.org>,
Benjamin Larsson <benjamin.larsson@iopsys.eu>
Subject: [PATCH v2 3/3] ARM: dts: en7523: Add SPI node
Date: Tue, 27 Sep 2022 13:32:29 +0200 [thread overview]
Message-ID: <20220927113229.1214224-4-bert@biot.com> (raw)
In-Reply-To: <20220927113229.1214224-1-bert@biot.com>
This adds an SPI node for the EN7523, so far only used for hooking up
the NAND boot flash.
Signed-off-by: Bert Vermeulen <bert@biot.com>
---
arch/arm/boot/dts/en7523-evb.dts | 20 ++++++++++++++++++++
arch/arm/boot/dts/en7523.dtsi | 10 ++++++++++
2 files changed, 30 insertions(+)
diff --git a/arch/arm/boot/dts/en7523-evb.dts b/arch/arm/boot/dts/en7523-evb.dts
index f23a25cce119..50ccd58b1672 100644
--- a/arch/arm/boot/dts/en7523-evb.dts
+++ b/arch/arm/boot/dts/en7523-evb.dts
@@ -26,6 +26,26 @@ memory@80000000 {
};
};
+&spi0 {
+ nand: nand@0 {
+ compatible = "spi-nand";
+ reg = <0>;
+ nand-ecc-engine = <&nand>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "u-boot";
+ reg = <0x0 0x80000>;
+ read-only;
+ };
+ };
+ };
+};
+
&gpio0 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/en7523.dtsi b/arch/arm/boot/dts/en7523.dtsi
index 7f839331a777..a0d0862005fb 100644
--- a/arch/arm/boot/dts/en7523.dtsi
+++ b/arch/arm/boot/dts/en7523.dtsi
@@ -201,4 +201,14 @@ pcie_intc1: interrupt-controller {
#interrupt-cells = <1>;
};
};
+
+ spi0: spi@1fa10000 {
+ compatible = "airoha,en7523-spi";
+ reg = <0x1fa10000 0x10000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&scu EN7523_CLK_SPI>;
+ spi-rx-bus-width = <2>;
+ spi-tx-bus-width = <2>;
+ };
};
--
2.25.1
prev parent reply other threads:[~2022-09-27 12:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-27 11:32 [PATCH v2 0/3] Add support for the Airoha EN7523 SPI controller Bert Vermeulen
2022-09-27 11:32 ` [PATCH v2 1/3] dt-bindings: arm: airoha: Add documentation for Airoha " Bert Vermeulen
2022-09-29 22:21 ` Rob Herring
2022-09-30 10:29 ` Krzysztof Kozlowski
2022-09-27 11:32 ` [PATCH v2 2/3] spi: Add support for the Airoha EN7523 SoC " Bert Vermeulen
2022-09-27 12:23 ` Mark Brown
2022-09-27 15:04 ` Bert Vermeulen
2022-09-27 11:32 ` Bert Vermeulen [this message]
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