arm64: dts: st: disable DMA usage for i2c on stm32mp257f-ev1

Keep DMA resources available by avoiding usage of DMA for i2c transfers
on stm32mp257f-ev1 board.

Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
Link: https://lore.kernel.org/r/20260224-stm32-i2c-dt-updates-v1-7-347cf6fca7d1@foss.st.com
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

diff --git a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
index 852a73b0c516eb360db7274cc1893dfad951736f..14e033f365e398eaf2e96bc1365f5ef9535e41f4 100644 (file)
--- a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
+++ b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
@@ -261,6 +261,9 @@
        i2c-scl-falling-time-ns = <13>;
        clock-frequency = <400000>;
        status = "okay";
+       /* spare dmas for other usage */
+       /delete-property/dmas;
+       /delete-property/dma-names;
 
        imx335: camera@1a {
                compatible = "sony,imx335";
@@ -299,6 +302,9 @@
        i2c-scl-falling-time-ns = <7>;
        clock-frequency = <400000>;
        status = "disabled";
+       /* spare dmas for other usage */
+       /delete-property/dmas;
+       /delete-property/dma-names;
 };
 
 &ommanager {