linux-kernel - Re: [PATCH v4 5/6] arm64: dts: imx8mp: add aipstz master ID definitions

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Message-ID: <Z+xYix1gbvP1HSNG@lizhi-Precision-Tower-5810>
Date: Tue, 1 Apr 2025 17:20:11 -0400
From: Frank Li <Frank.li@....com>
To: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Daniel Baluta <daniel.baluta@....com>,
	Shengjiu Wang <shengjiu.wang@....com>,
	Marco Felsch <m.felsch@...gutronix.de>,
	Marc Kleine-Budde <mkl@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 5/6] arm64: dts: imx8mp: add aipstz master ID
 definitions

On Tue, Apr 01, 2025 at 11:44:03AM -0400, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
>
> Add header file with master ID definitions for i.MX8MP's AIPSTZ.
>
> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>

Reviewed-by: Frank Li <Frank.Li@....com>

> ---
>  arch/arm64/boot/dts/freescale/imx8mp-aipstz.h | 25 +++++++++++++++++++
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi     |  1 +
>  2 files changed, 26 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-aipstz.h
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-aipstz.h b/arch/arm64/boot/dts/freescale/imx8mp-aipstz.h
> new file mode 100644
> index 000000000000..23725cdef23b
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-aipstz.h
> @@ -0,0 +1,25 @@
> +/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
> +/*
> + * Copyright 2025 NXP
> + */
> +
> +#ifndef __IMX8MP_AIPSTZ_H
> +#define __IMX8MP_AIPSTZ_H
> +
> +#include <dt-bindings/bus/imx-aipstz.h>
> +
> +/* master ID definitions */
> +#define IMX8MP_AIPSTZ_EDMA 0 /* AUDIOMIX EDMA */
> +#define IMX8MP_AIPSTZ_CA53 1 /* Cortex-A53 cluster */
> +#define IMX8MP_AIPSTZ_SDMA2 3 /* AUDIOMIX SDMA2 */
> +#define IMX8MP_AIPSTZ_SDMA3 3 /* AUDIOMIX SDMA3 */
> +#define IMX8MP_AIPSTZ_HIFI4 5 /* HIFI4 DSP */
> +#define IMX8MP_AIPSTZ_CM7 6 /* Cortex-M7 */
> +
> +/* helper macros */
> +#define IMX8MP_AIPSTZ_HIFI4_T_RW_PL				\
> +	IMX_AIPSTZ_MASTER					\
> +	IMX8MP_AIPSTZ_HIFI4					\
> +	(IMX_AIPSTZ_MPL | IMX_AIPSTZ_MTW | IMX_AIPSTZ_MTR)
> +
> +#endif /* __IMX8MP_AIPSTZ_H */
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index aa7940c65f2d..ebbc99f9ceba 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -12,6 +12,7 @@
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/thermal/thermal.h>
>
> +#include "imx8mp-aipstz.h"
>  #include "imx8mp-pinfunc.h"
>
>  / {
> --
> 2.34.1
>