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
Loading
Loading
Loading
Loading
+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);