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From: Laurentiu Mihalcea <laurentiumihalcea111@gmail.com>
To: Abel Vesa <abelvesa@kernel.org>, Peng Fan <peng.fan@nxp.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh@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>
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 6/7] reset: imx8mp-audiomix: Support i.MX8ULP SIM LPAV
Date: Mon,  4 Aug 2025 11:54:06 -0400	[thread overview]
Message-ID: <20250804155407.285353-7-laurentiumihalcea111@gmail.com> (raw)
In-Reply-To: <20250804155407.285353-1-laurentiumihalcea111@gmail.com>

From: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>

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

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 a3d0bd823272..2ab701ef1c30 100644
--- a/drivers/reset/reset-imx8mp-audiomix.c
+++ b/drivers/reset/reset-imx8mp-audiomix.c
@@ -4,6 +4,7 @@
  */
 
 #include <dt-bindings/reset/imx8mp-reset-audiomix.h>
+#include <dt-bindings/reset/imx8ulp-reset-sim-lpav.h>
 
 #include <linux/auxiliary_bus.h>
 #include <linux/device.h>
@@ -20,6 +21,8 @@
 #define IMX8MP_AUDIOMIX_DSP_RUNSTALL_OFFSET	0x108
 #define IMX8MP_AUDIOMIX_DSP_RUNSTALL_MASK	BIT(5)
 
+#define IMX8ULP_SIM_LPAV_SYSCTRL0_OFFSET	0x8
+
 struct imx8mp_reset_map {
 	unsigned int offset;
 	unsigned int mask;
@@ -54,6 +57,44 @@ 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;
 	spinlock_t lock; /* protect register read-modify-write cycle */
@@ -159,6 +200,10 @@ 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);
-- 
2.34.1


  parent reply	other threads:[~2025-08-04 15:55 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-04 15:54 [PATCH 0/7] Add support for i.MX8ULP's " Laurentiu Mihalcea
2025-08-04 15:54 ` [PATCH 1/7] dt-bindings: reset: imx8ulp: add SIM LPAV reset ID definitions Laurentiu Mihalcea
2025-08-05  7:01   ` Krzysztof Kozlowski
2025-08-04 15:54 ` [PATCH 2/7] dt-bindings: clock: imx8ulp: add SIM LPAV clock gate " Laurentiu Mihalcea
2025-08-05  7:02   ` Krzysztof Kozlowski
2025-10-13 12:52     ` Laurentiu Mihalcea
2025-10-13 23:45       ` Krzysztof Kozlowski
2025-08-04 15:54 ` [PATCH 3/7] dt-bindings: clock: document 8ULP's SIM LPAV Laurentiu Mihalcea
2025-08-05  7:03   ` Krzysztof Kozlowski
2025-10-13 12:48     ` Laurentiu Mihalcea
2025-10-13 23:46       ` Krzysztof Kozlowski
2025-08-04 15:54 ` [PATCH 4/7] clk: imx: add driver for imx8ulp's sim lpav Laurentiu Mihalcea
2025-08-04 15:54 ` [PATCH 5/7] reset: imx8mp-audiomix: Extend the driver usage Laurentiu Mihalcea
2025-08-05  7:51   ` Daniel Baluta
2025-08-04 15:54 ` Laurentiu Mihalcea [this message]
2025-08-05  7:53   ` [PATCH 6/7] reset: imx8mp-audiomix: Support i.MX8ULP SIM LPAV Daniel Baluta
2025-08-04 15:54 ` [PATCH 7/7] arm64: dts: imx8ulp: add sim lpav node Laurentiu Mihalcea

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