boards: nxp: support sai0 instance (63a7a930) · Commits · Wenxi XU / zephyr

boards/nxp/mimxrt700_evk/board.c

+8 −0

Changes for boards/nxp/mimxrt700_evk/board.c: 8 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -438,6 +438,14 @@ void board_early_init_hook(void)
		CLOCK_AttachClk(kLPOSC_to_WWDT0);
		#endif

		#if DT_NODE_HAS_STATUS(DT_NODELABEL(sai0), okay)
		/* SAI clock 368.64 / 15 = 24.576MHz */
		CLOCK_AttachClk(kAUDIO_PLL_PFD3_to_AUDIO_VDD2);
		CLOCK_AttachClk(kAUDIO_VDD2_to_SAI012);
		CLOCK_SetClkDiv(kCLOCK_DivSai012Clk, 15U);
		RESET_ClearPeripheralReset(kSAI0_RST_SHIFT_RSTn);
		#endif

		#if DT_NODE_HAS_STATUS(DT_NODELABEL(sc_timer), okay)
		CLOCK_AttachClk(kFRO0_DIV6_to_SCT);
		#endif

+27 −0

Changes for boards/nxp/mimxrt700_evk/mimxrt700_evk-pinctrl.dtsi: 27 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -20,6 +20,18 @@
		};
		};

		pinmux_flexcomm2_i2c: pinmux_flexcomm2_i2c {
		group0 {
		pinmux = <LP_FLEXCOMM2_P0_PIO1_11>,
		<LP_FLEXCOMM2_P1_PIO1_12>;
		bias-pull-up;
		input-enable;
		slew-rate = "normal";
		drive-strength = "high";
		drive-open-drain;
		};
		};

		pinmux_flexcomm8_i2c: pinmux_flexcomm8_i2c {
		group0 {
		pinmux = <LP_FLEXCOMM8_P0_PIO0_6>,
		@@ -76,6 +88,21 @@
		};
		};

		pinmux_sai0: pinmux_sai0 {
		group0 {
		pinmux = <CLKCTL0_MCLK_PIO0_21>,
		<SAI0_RX_SYNC_PIO0_1>,
		<SAI0_TX_BCLK_PIO0_3>,
		<SAI0_RX_DATA0_PIO0_2>,
		<SAI0_TX_DATA0_PIO0_4>,
		<SAI0_RX_BCLK_PIO0_0>,
		<SAI0_TX_SYNC_PIO0_5>;
		drive-strength = "high";
		slew-rate = "normal";
		input-enable;
		};
		};

		pinmux_sctimer: pinmux_sctimer {
		group0 {
		pinmux = <SCT0_IN0_PIO0_0>;

+29 −0

Changes for boards/nxp/mimxrt700_evk/mimxrt700_evk_mimxrt798s_cm33_cpu0.dts: 29 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -22,6 +22,8 @@
		sw1 = &user_button_2;
		watchdog0 = &wwdt0;
		pwm-0 = &sc_timer;
		i2s-codec-tx = &sai0;
		i2s-tx = &sai0;
		};

		chosen {
		@@ -127,6 +129,27 @@
		pinctrl-names = "default";
		};

		&flexcomm2{
		status = "okay";
		};

		&flexcomm2_lpi2c2 {
		status = "okay";
		pinctrl-0 = <&pinmux_flexcomm2_i2c>;
		pinctrl-names = "default";
		clock-frequency = <I2C_BITRATE_STANDARD>;
		#address-cells = <1>;
		#size-cells = <0>;

		audio_codec: wm8962@1a {
		compatible = "wolfson,wm8962";
		reg = <0x1a>;
		clock-source = "MCLK";
		clocks = <&clkctl0 MCUX_SAI0_CLK>;
		clock-names = "mclk";
		};
		};

		&flexcomm8{
		status = "okay";
		};
		@@ -177,6 +200,12 @@ zephyr_lcdif: &lcdif {};
		status = "okay";
		};

		&sai0 {
		status = "okay";
		pinctrl-0 = <&pinmux_sai0>;
		pinctrl-names = "default";
		};

		&sc_timer {
		status = "okay";
		pinctrl-0 = <&pinmux_sctimer>;

+3 −1

Changes for boards/nxp/mimxrt700_evk/mimxrt700_evk_mimxrt798s_cm33_cpu0_defconfig: 3 added lines, 1 removed line.
Original line number	Diff line number	Diff line
		#
		# Copyright 2024 NXP
		# Copyright 2024-2025 NXP
		#
		# SPDX-License-Identifier: Apache-2.0
		#
		@@ -15,3 +15,5 @@ CONFIG_HW_STACK_PROTECTION=y

		# Enable TrustZone-M
		CONFIG_TRUSTED_EXECUTION_SECURE=y
		# Nocache memory options
		CONFIG_NOCACHE_MEMORY=y