[PATCH] arm64: dts: imx8mm: Add CPLD on MX8Menlo board

Marek Vasut marex at denx.de
Tue Apr 26 12:59:01 PDT 2022


The CPLD on MX8Menlo board is used to operate custom hardware,
the CPLD content is compatible with previous M53Menlo CPLD,
add the bindings.

Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Fabio Estevam <festevam at denx.de>
Cc: Marcel Ziswiler <marcel.ziswiler at toradex.com>
Cc: Peng Fan <peng.fan at nxp.com>
Cc: Rob Herring <robh+dt at kernel.org>
Cc: Shawn Guo <shawnguo at kernel.org>
Cc: NXP Linux Team <linux-imx at nxp.com>
Cc: devicetree at vger.kernel.org
To: linux-arm-kernel at lists.infradead.org
---
NOTE: Depends on
      https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git/commit/?h=for-next&id=b61b76dfef30945f175d4acfecb9beb862174f01
---
 arch/arm64/boot/dts/freescale/imx8mm-mx8menlo.dts | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-mx8menlo.dts b/arch/arm64/boot/dts/freescale/imx8mm-mx8menlo.dts
index c20db0c550da..92eaf4ef4563 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-mx8menlo.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-mx8menlo.dts
@@ -71,7 +71,20 @@ canfd: can at 0 {
 &ecspi2 {
 	pinctrl-0 = <&pinctrl_ecspi2 &pinctrl_gpio1>;
 	cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>, <&gpio3 4 GPIO_ACTIVE_LOW>;
-	status = "disabled";
+	status = "okay";
+
+	spidev at 0 {
+		compatible = "menlo,m53cpld";
+		reg = <0>;
+		spi-max-frequency = <25000000>;
+	};
+
+	spidev at 1 {
+		compatible = "menlo,m53cpld";
+		reg = <1>;
+		spi-max-frequency = <25000000>;
+	};
+
 };
 
 &ethphy0 {
-- 
2.35.1




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