From 3d80ed8d1c1e087748b3bc366521de7f5e35f8ef Mon Sep 17 00:00:00 2001
From: David Lechner <dlechner@baylibre.com>
Date: Tue, 12 Sep 2023 13:33:26 -0500
Subject: [PATCH] arm: dts: zynq-adv7511: ad2s1210: add devicetree for ad2s1210
 eval

This offers basic support for EVAL-AD2S1210SDZ on the ZedBoard.

Signed-off-by: Apelete Seketeli <aseketeli@baylibre.com>
Signed-off-by: David Lechner <dlechner@baylibre.com>
---
 .../boot/dts/zynq-zed-adv7511-ad2s1210.dts    | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 arch/arm/boot/dts/zynq-zed-adv7511-ad2s1210.dts

diff --git a/arch/arm/boot/dts/zynq-zed-adv7511-ad2s1210.dts b/arch/arm/boot/dts/zynq-zed-adv7511-ad2s1210.dts
new file mode 100644
index 00000000000000..cc273fb0ca6d66
--- /dev/null
+++ b/arch/arm/boot/dts/zynq-zed-adv7511-ad2s1210.dts
@@ -0,0 +1,42 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Analog Devices AD2S1210
+ * https://wiki.analog.com/resources/tools-software/linux-drivers/iio-resolver/ad2s1210
+ *
+ * hdl_project: <ad2s1210_sdz/zed>
+ * board_revision: <>
+ *
+ * Copyright (C) 2023 BayLibre SAS.
+ */
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+#include "zynq-zed.dtsi"
+#include "zynq-zed-adv7511.dtsi"
+
+&spi0 {
+	 status = "okay";
+
+	 ad2s1210@0 {
+		 compatible = "adi,ad2s1210";
+		 reg = <0>;
+		 spi-cpha;
+		 spi-max-frequency = <20000000>;
+		 clocks = <&ad2s1210_osc>;
+		 clock-names = "clkin";
+		 sample-gpios = <&gpio0 90 GPIO_ACTIVE_LOW>;
+		 mode-gpios = <&gpio0 86 0>, <&gpio0 87 0>;
+		 resolution-gpios = <&gpio0 88 0>, <&gpio0 89 0>;
+		 adi,resolution = <12>;
+	 };
+};
+
+/ {
+	 /* external oscilator on AD2S1210 eval board */
+	 ad2s1210_osc: ad2s1210-osc {
+		 compatible = "fixed-clock";
+		 #clock-cells = <0>;
+		 clock-frequency = <8192000>;
+	 };
+};