[PATCH 8/9] arm64: dts: imx8mm-kontron: Add SPI EERAM on BL device

Frieder Schrempf frieder at fris.de
Tue Sep 8 06:51:55 PDT 2026


From: Oualid Derouiche <oualid.derouiche at kontron.de>

Recent board revisions have an EERAM chip populated. Add support
for it.

Signed-off-by: Oualid Derouiche <oualid.derouiche at kontron.de>
Signed-off-by: Frieder Schrempf <frieder.schrempf at kontron.de>
---
 arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts
index 72588af057d2..27bfad56dbe8 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts
@@ -123,6 +123,12 @@ &ecspi3 {
 	pinctrl-0 = <&pinctrl_ecspi3>;
 	cs-gpios = <&gpio5 25 GPIO_ACTIVE_LOW>;
 	status = "okay";
+
+	eeram at 0 {
+		compatible = "microchip,48l640";
+		reg = <0>;
+		spi-max-frequency = <20000000>;
+	};
 };
 
 /* ETH0 */

-- 
2.55.0




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