[PATCH v6 2/5] arm64: dts: imx8mp: Add mu2 root clock
From: Daniel Baluta <daniel.baluta@nxp.com>
Date: 2025-03-19 09:45:36
Also in:
imx, linux-devicetree, linux-remoteproc, lkml
Subsystem:
arm/freescale imx / mxc arm architecture, the rest · Maintainers:
Frank Li, Sascha Hauer, Linus Torvalds
Enable MU2 node and add mu2 root clock. MU2 is used to communicate with DSP core. Reviewed-by: Iuliana Prodan <redacted> Reviewed-by: Peng Fan <peng.fan@nxp.com> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com> --- arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 4 ++++ arch/arm64/boot/dts/freescale/imx8mp.dtsi | 1 + 2 files changed, 5 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index c26954e5a605..d2fdb420f2d3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts@@ -690,6 +690,10 @@ dsi_out: endpoint { }; }; +&mu2 { + status = "okay"; +}; + &pcie_phy { fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>; clocks = <&pcie0_refclk>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 3b725fe442d0..deb98f03180a 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi@@ -1254,6 +1254,7 @@ mu2: mailbox@30e60000 { interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>; #mbox-cells = <2>; status = "disabled"; + clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_MU2_ROOT>; }; i2c5: i2c@30ad0000 {
--
2.43.0