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Mon, 26 Jan 2026 08:22:17 -0800 (PST) From: Laurentiu Mihalcea To: Philipp Zabel , Shawn Guo , Fabio Estevam , Daniel Baluta , Frank Li Cc: imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Pengutronix Kernel Team Subject: [PATCH v7 4/4] reset: imx8mp-audiomix: Support i.MX8ULP SIM LPAV Date: Mon, 26 Jan 2026 08:22:03 -0800 Message-ID: <20260126162203.708-5-laurentiumihalcea111@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260126162203.708-1-laurentiumihalcea111@gmail.com> References: <20260126162203.708-1-laurentiumihalcea111@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Laurentiu Mihalcea Support i.MX8ULP's SIM LPAV by adding its reset map definition. Reviewed-by: Daniel Baluta Reviewed-by: Frank Li Reviewed-by: Philipp Zabel Signed-off-by: Laurentiu Mihalcea --- drivers/reset/reset-imx8mp-audiomix.c | 45 +++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/drivers/reset/reset-imx8mp-audiomix.c b/drivers/reset/reset-im= x8mp-audiomix.c index 00eee528a2d2..b7fa3110f282 100644 --- a/drivers/reset/reset-imx8mp-audiomix.c +++ b/drivers/reset/reset-imx8mp-audiomix.c @@ -3,6 +3,7 @@ * Copyright 2024 NXP */ =20 +#include #include =20 #include @@ -18,6 +19,8 @@ #define IMX8MP_AUDIOMIX_EARC_RESET_OFFSET 0x200 #define IMX8MP_AUDIOMIX_DSP_RUNSTALL_OFFSET 0x108 =20 +#define IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET 0x8 + struct imx8mp_reset_map { unsigned int offset; unsigned int mask; @@ -52,6 +55,44 @@ static const struct imx8mp_reset_info imx8mp_reset_info = =3D { .num_lines =3D ARRAY_SIZE(imx8mp_reset_map), }; =20 +static const struct imx8mp_reset_map imx8ulp_reset_map[] =3D { + [IMX8ULP_SIM_LPAV_HIFI4_DSP_DBG_RST] =3D { + .offset =3D IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET, + .mask =3D BIT(25), + .active_low =3D false, + }, + [IMX8ULP_SIM_LPAV_HIFI4_DSP_RST] =3D { + .offset =3D IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET, + .mask =3D BIT(16), + .active_low =3D false, + }, + [IMX8ULP_SIM_LPAV_HIFI4_DSP_STALL] =3D { + .offset =3D IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET, + .mask =3D BIT(13), + .active_low =3D false, + }, + [IMX8ULP_SIM_LPAV_DSI_RST_BYTE_N] =3D { + .offset =3D IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET, + .mask =3D BIT(5), + .active_low =3D true, + }, + [IMX8ULP_SIM_LPAV_DSI_RST_ESC_N] =3D { + .offset =3D IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET, + .mask =3D BIT(4), + .active_low =3D true, + }, + [IMX8ULP_SIM_LPAV_DSI_RST_DPI_N] =3D { + .offset =3D IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET, + .mask =3D BIT(3), + .active_low =3D true, + }, +}; + +static const struct imx8mp_reset_info imx8ulp_reset_info =3D { + .map =3D imx8ulp_reset_map, + .num_lines =3D ARRAY_SIZE(imx8ulp_reset_map), +}; + struct imx8mp_audiomix_reset { struct reset_controller_dev rcdev; struct regmap *regmap; @@ -182,6 +223,10 @@ static const struct auxiliary_device_id imx8mp_audiomi= x_reset_ids[] =3D { .name =3D "clk_imx8mp_audiomix.reset", .driver_data =3D (kernel_ulong_t)&imx8mp_reset_info, }, + { + .name =3D "clk_imx8ulp_sim_lpav.reset", + .driver_data =3D (kernel_ulong_t)&imx8ulp_reset_info, + }, { } }; MODULE_DEVICE_TABLE(auxiliary, imx8mp_audiomix_reset_ids); --=20 2.43.0