arm64: dts: amlogic: c3: assign the MMC signal clocks

The amlogic MMC driver operate with the assumption that MMC clock
is configured to provide 24MHz. It uses this path for low
rates such as 400kHz.

Assign the clocks to make sure they are properly configured

Fixes: 520b792 ("arm64: dts: amlogic: add some device nodes for C3")
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20260114-amlogic-mmc-clocks-followup-v1-1-a999fafbe0aa@baylibre.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>

Author: jbrun3t

arch/arm64/boot/dts/amlogic/amlogic-c3.dtsi

@@ -969,6 +969,10 @@
 				no-sd;
 				resets = <&reset RESET_SD_EMMC_A>;
 				status = "disabled";
+
+				assigned-clocks = <&clkc_periphs CLKID_SD_EMMC_A>;
+				assigned-clock-rates = <24000000>;
+
 			};
 
 			sd: mmc@8a000 {
@@ -984,6 +988,9 @@
 				no-sdio;
 				resets = <&reset RESET_SD_EMMC_B>;
 				status = "disabled";
+
+				assigned-clocks = <&clkc_periphs CLKID_SD_EMMC_B>;
+				assigned-clock-rates = <24000000>;
 			};
 
 			nand: nand-controller@8d000 {