From: Sowjanya Komatineni <skomatineni@nvidia.com>
To: <thierry.reding@gmail.com>, <jonathanh@nvidia.com>,
<broonie@kernel.org>, <robh+dt@kernel.org>, <lukas@wunner.de>
Cc: <skomatineni@nvidia.com>, <bbrezillon@kernel.org>,
<p.yadav@ti.com>, <tudor.ambarus@microchip.com>,
<linux-spi@vger.kernel.org>, <linux-tegra@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>
Subject: [PATCH v5 7/9] arm64: tegra: Enable QSPI on Jetson Nano
Date: Mon, 21 Dec 2020 13:17:37 -0800 [thread overview]
Message-ID: <1608585459-17250-8-git-send-email-skomatineni@nvidia.com> (raw)
In-Reply-To: <1608585459-17250-1-git-send-email-skomatineni@nvidia.com>
This patch enables QSPI on Jetson Nano.
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts | 12 ++++++++++++
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 5 +++--
2 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
index 6a877de..a1b4603 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
@@ -638,6 +638,18 @@
};
};
+ spi@70410000 {
+ status = "okay";
+
+ flash@0 {
+ compatible = "spi-nor";
+ reg = <0>;
+ spi-max-frequency = <104000000>;
+ spi-tx-bus-width = <2>;
+ spi-rx-bus-width = <2>;
+ };
+ };
+
clk32k_in: clock@0 {
compatible = "fixed-clock";
clock-frequency = <32768>;
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 4fbf8c1..998fa81 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -1536,8 +1536,9 @@
interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
- clocks = <&tegra_car TEGRA210_CLK_QSPI>;
- clock-names = "qspi";
+ clocks = <&tegra_car TEGRA210_CLK_QSPI>,
+ <&tegra_car TEGRA210_CLK_QSPI_PM>;
+ clock-names = "qspi", "qspi_out";
resets = <&tegra_car 211>;
reset-names = "qspi";
dmas = <&apbdma 5>, <&apbdma 5>;
--
2.7.4
next prev parent reply other threads:[~2020-12-21 21:19 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-21 21:17 [PATCH v5 0/9] Add Tegra Quad SPI driver Sowjanya Komatineni
2020-12-21 21:17 ` [PATCH v5 1/9] dt-bindings: clock: tegra: Add clock ID TEGRA210_CLK_QSPI_PM Sowjanya Komatineni
2021-01-26 10:03 ` Thierry Reding
2021-01-26 12:23 ` Mark Brown
2020-12-21 21:17 ` [PATCH v5 2/9] dt-bindings: spi: Add Tegra Quad SPI device tree binding Sowjanya Komatineni
2020-12-31 18:33 ` Rob Herring
2021-01-04 17:33 ` Sowjanya Komatineni
2020-12-21 21:17 ` [PATCH v5 3/9] MAINTAINERS: Add Tegra Quad SPI driver section Sowjanya Komatineni
2020-12-21 21:17 ` [PATCH v5 4/9] spi: tegra210-quad: Add support for Tegra210 QSPI controller Sowjanya Komatineni
2020-12-21 21:17 ` [PATCH v5 5/9] spi: spi-mem: Mark dummy transfers by setting dummy_data bit Sowjanya Komatineni
2020-12-21 21:17 ` [PATCH v5 6/9] spi: tegra210-quad: Add support for hardware dummy cycles transfer Sowjanya Komatineni
2020-12-21 21:17 ` Sowjanya Komatineni [this message]
2020-12-21 21:17 ` [PATCH v5 8/9] arm64: tegra: Add QSPI nodes on Tegra194 Sowjanya Komatineni
2020-12-21 21:17 ` [PATCH v5 9/9] arm64: tegra: Enable QSPI on Jetson Xavier NX Sowjanya Komatineni
2021-01-06 14:59 ` (subset) [PATCH v5 0/9] Add Tegra Quad SPI driver Mark Brown
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