From: Laurentiu Mihalcea <laurentiumihalcea111@gmail.com>
To: Abel Vesa <abelvesa@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Fabio Estevam <festevam@gmail.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
Daniel Baluta <daniel.baluta@nxp.com>,
Shengjiu Wang <shengjiu.wang@nxp.com>,
Frank Li <Frank.Li@nxp.com>
Cc: linux-clk@vger.kernel.org, imx@lists.linux.dev,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Pengutronix Kernel Team <kernel@pengutronix.de>
Subject: [PATCH v4 7/8] reset: imx8mp-audiomix: Support i.MX8ULP SIM LPAV
Date: Tue, 4 Nov 2025 04:03:00 -0800 [thread overview]
Message-ID: <20251104120301.913-8-laurentiumihalcea111@gmail.com> (raw)
In-Reply-To: <20251104120301.913-1-laurentiumihalcea111@gmail.com>
From: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
Support i.MX8ULP's SIM LPAV by adding its reset map definition.
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
---
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-imx8mp-audiomix.c
index 745b7e22b954..af8d585d6c18 100644
--- a/drivers/reset/reset-imx8mp-audiomix.c
+++ b/drivers/reset/reset-imx8mp-audiomix.c
@@ -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>
@@ -17,6 +18,8 @@
#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;
@@ -51,6 +54,44 @@ 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;
@@ -179,6 +220,10 @@ 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);
--
2.43.0
next prev parent reply other threads:[~2025-11-04 12:04 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-04 12:02 [PATCH v4 0/8] Add support for i.MX8ULP's SIM LPAV Laurentiu Mihalcea
2025-11-04 12:02 ` [PATCH v4 1/8] reset: imx8mp-audiomix: Fix bad mask values Laurentiu Mihalcea
2025-11-05 15:16 ` Philipp Zabel
2025-11-04 12:02 ` [PATCH v4 2/8] dt-bindings: clock: document 8ULP's SIM LPAV Laurentiu Mihalcea
2025-11-04 12:02 ` [PATCH v4 3/8] clk: imx: add driver for imx8ulp's sim lpav Laurentiu Mihalcea
2025-11-04 12:45 ` Peng Fan
2025-11-05 9:36 ` Daniel Baluta
2025-11-04 12:02 ` [PATCH v4 4/8] reset: imx8mp-audiomix: Drop unneeded macros Laurentiu Mihalcea
2025-11-05 15:10 ` Philipp Zabel
2025-11-04 12:02 ` [PATCH v4 5/8] reset: imx8mp-audiomix: Switch to using regmap API Laurentiu Mihalcea
2025-11-04 16:44 ` Frank Li
2025-11-05 11:53 ` Laurentiu Mihalcea
2025-11-05 15:23 ` Frank Li
2025-11-05 15:10 ` Philipp Zabel
2025-11-04 12:02 ` [PATCH v4 6/8] reset: imx8mp-audiomix: Extend the driver usage Laurentiu Mihalcea
2025-11-04 16:46 ` Frank Li
2025-11-04 12:03 ` Laurentiu Mihalcea [this message]
2025-11-04 12:03 ` [PATCH v4 8/8] arm64: dts: imx8ulp: add sim lpav node Laurentiu Mihalcea
2025-11-11 16:05 ` [PATCH v4 0/8] Add support for i.MX8ULP's SIM LPAV Abel Vesa
2025-11-11 16:10 ` Abel Vesa
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