From c133ec126af841b284f91bcf8c0742e6b42032f5 Mon Sep 17 00:00:00 2001 From: Daniel Baluta Date: Tue, 11 Mar 2025 10:58:10 +0200 Subject: [PATCH] reset: imx8mp-audiomix: Add support for DSP run/stall We can Run/Stall the DSP via audio block control bits found in audiomix. Implement this functionality using the reset controller and use assert for Stall and deassert for Run. Reviewed-by: Peng Fan Reviewed-by: Frank Li Signed-off-by: Daniel Baluta Reviewed-by: Philipp Zabel Link: https://lore.kernel.org/r/20250311085812.1296243-8-daniel.baluta@nxp.com Signed-off-by: Mathieu Poirier --- drivers/reset/reset-imx8mp-audiomix.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/reset/reset-imx8mp-audiomix.c b/drivers/reset/reset-imx8mp-audiomix.c index 04ad27aca806b..6b357adfe646c 100644 --- a/drivers/reset/reset-imx8mp-audiomix.c +++ b/drivers/reset/reset-imx8mp-audiomix.c @@ -17,6 +17,9 @@ #define IMX8MP_AUDIOMIX_EARC_RESET_MASK BIT(1) #define IMX8MP_AUDIOMIX_EARC_PHY_RESET_MASK BIT(2) +#define IMX8MP_AUDIOMIX_DSP_RUNSTALL_OFFSET 0x108 +#define IMX8MP_AUDIOMIX_DSP_RUNSTALL_MASK BIT(5) + struct imx8mp_reset_map { unsigned int offset; unsigned int mask; @@ -34,6 +37,11 @@ static const struct imx8mp_reset_map reset_map[] = { .mask = IMX8MP_AUDIOMIX_EARC_PHY_RESET_MASK, .active_low = true, }, + [IMX8MP_AUDIOMIX_DSP_RUNSTALL] = { + .offset = IMX8MP_AUDIOMIX_DSP_RUNSTALL_OFFSET, + .mask = IMX8MP_AUDIOMIX_DSP_RUNSTALL_MASK, + .active_low = false, + }, }; struct imx8mp_audiomix_reset { -- 2.50.1