Commit 5aac7afc authored by Laurentiu Mihalcea's avatar Laurentiu Mihalcea Committed by Philipp Zabel
Browse files

reset: imx8mp-audiomix: Support i.MX8ULP SIM LPAV 



Support i.MX8ULP's SIM LPAV by adding its reset map definition.

Reviewed-by: default avatarDaniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: default avatarFrank Li <Frank.Li@nxp.com>
Reviewed-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: default avatarLaurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent cc3b1245

drivers/reset/reset-imx8mp-audiomix.c

+45 −0
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
 * Copyright 2024 NXP

 */



#include <dt-bindings/reset/fsl,imx8ulp-sim-lpav.h>

#include <dt-bindings/reset/imx8mp-reset-audiomix.h>



#include <linux/auxiliary_bus.h>
@@ -18,6 +19,8 @@ 
#define IMX8MP_AUDIOMIX_EARC_RESET_OFFSET	0x200

#define IMX8MP_AUDIOMIX_DSP_RUNSTALL_OFFSET	0x108



#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 = { 
	.num_lines = ARRAY_SIZE(imx8mp_reset_map),

};



static const struct imx8mp_reset_map imx8ulp_reset_map[] = {

	[IMX8ULP_SIM_LPAV_HIFI4_DSP_DBG_RST] = {

		.offset = IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET,

		.mask = BIT(25),

		.active_low = false,

	},

	[IMX8ULP_SIM_LPAV_HIFI4_DSP_RST] = {

		.offset = IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET,

		.mask = BIT(16),

		.active_low = false,

	},

	[IMX8ULP_SIM_LPAV_HIFI4_DSP_STALL] = {

		.offset = IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET,

		.mask = BIT(13),

		.active_low = false,

	},

	[IMX8ULP_SIM_LPAV_DSI_RST_BYTE_N] = {

		.offset = IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET,

		.mask = BIT(5),

		.active_low = true,

	},

	[IMX8ULP_SIM_LPAV_DSI_RST_ESC_N] = {

		.offset = IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET,

		.mask = BIT(4),

		.active_low = true,

	},

	[IMX8ULP_SIM_LPAV_DSI_RST_DPI_N] = {

		.offset = IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET,

		.mask = BIT(3),

		.active_low = true,

	},

};



static const struct imx8mp_reset_info imx8ulp_reset_info = {

	.map = imx8ulp_reset_map,

	.num_lines = 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_audiomix_reset_ids[] = { 
		.name = "clk_imx8mp_audiomix.reset",

		.driver_data = (kernel_ulong_t)&imx8mp_reset_info,

	},

	{

		.name = "clk_imx8ulp_sim_lpav.reset",

		.driver_data = (kernel_ulong_t)&imx8ulp_reset_info,

	},

	{ }

};

MODULE_DEVICE_TABLE(auxiliary, imx8mp_audiomix_reset_ids);