boards: mimx93_evk_a55: Enable SAI, EDMA and HOST DMA drivers

This commit introduces the necessary changes to the overlay and configuration files required for enabling the Zephyr native SAI, EDMA and HOST DMA drivers on i.MX93. Signed-off-by: Laurentiu Mihalcea <[email protected]>
thesofproject · Mar 25, 2024 · 0441484 · 0441484
1 parent 47e9c82
commit 0441484
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Showing 2 changed files with 30 additions and 12 deletions.
diff --git a/app/boards/imx93_evk_mimx9352_a55.conf b/app/boards/imx93_evk_mimx9352_a55.conf
@@ -14,3 +14,15 @@ CONFIG_DCACHE_LINE_SIZE=64
 
 CONFIG_IMX93_A55=y
 CONFIG_TRACE=n
+
+# DAI-related configurations
+CONFIG_SAI_HAS_MCLK_CONFIG_OPTION=y
+CONFIG_SAI_IMX93_ERRATA_051421=y
+
+# DMA-related configurations
+CONFIG_DMA=y
+CONFIG_DMA_NXP_EDMA_ENABLE_HALFMAJOR_IRQ=y
+
+# needed because EDMA uses same interrupt for multiple
+# channels.
+CONFIG_SHARED_INTERRUPTS=y
diff --git a/app/boards/imx93_evk_mimx9352_a55.overlay b/app/boards/imx93_evk_mimx9352_a55.overlay
@@ -24,18 +24,6 @@
 		reg = <0x42430000 DT_SIZE_K(64)>;
 	};
 
-	sai3: memory@42660000 {
-		reg = <0x42660000 DT_SIZE_K(64)>;
-	};
-
-	edma2_ch0: memory@42010000 {
-		reg = <0x42010000 DT_SIZE_K(32)>;
-	};
-
-	edma2_ch1: memory@42018000 {
-		reg = <0x42018000 DT_SIZE_K(32)>;
-	};
-
 	outbox: memory@ce100000 {
 		reg = <0xce100000 DT_SIZE_K(4)>;
 	};
@@ -58,4 +46,22 @@
 	host_ram: memory@80000000 {
 		reg = <0x80000000 DT_SIZE_M(1024)>;
 	};
+
+	host_dma: dma {
+		compatible = "nxp,sof-host-dma";
+		dma-channels = <32>;
+		#dma-cells = <0>;
+	};
+};
+
+&sai3 {
+	tx-fifo-watermark = <2>;
+	rx-fifo-watermark = <96>;
+	fifo-depth = <96>;
+	rx-sync-mode = <1>;
+	status = "okay";
+};
+
+&edma4 {
+	status = "okay";
 };