linux-kernel - [PATCH v3 5/5] remoteproc: imx

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Message-Id: <20251122-imx95-rproc-2025-11-20-v3-5-9ae6ee619a78@nxp.com>
Date: Sat, 22 Nov 2025 08:58:20 +0800
From: "Peng Fan (OSS)" <peng.fan@....nxp.com>
To: Bjorn Andersson <andersson@...nel.org>, 
 Mathieu Poirier <mathieu.poirier@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, Frank Li <Frank.Li@....com>, 
 Daniel Baluta <daniel.baluta@....com>
Cc: linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org, 
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: [PATCH v3 5/5] remoteproc: imx_rproc: Add support for i.MX95

From: Peng Fan <peng.fan@....com>

Add imx_rproc_cfg_imx95_m7 and address(TCM and DDR) mapping.
Add i.MX95 of_device_id entry.

Reviewed-by: Daniel Baluta <daniel.baluta@....com>
Reviewed-by: Frank Li <Frank.Li@....com>
Signed-off-by: Peng Fan <peng.fan@....com>
---
 drivers/remoteproc/imx_rproc.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
index 2ef5789f6f2a00d9159cd54e67ae9b2b96f798e8..2ff32f01c804d3a120468d0e2e8832c5c67dabb9 100644
--- a/drivers/remoteproc/imx_rproc.c
+++ b/drivers/remoteproc/imx_rproc.c
@@ -130,6 +130,18 @@ struct imx_rproc {
 	u32				flags;
 };
 
+static const struct imx_rproc_att imx_rproc_att_imx95_m7[] = {
+	/* dev addr , sys addr  , size	    , flags */
+	/* TCM CODE NON-SECURE */
+	{ 0x00000000, 0x203C0000, 0x00040000, ATT_OWN | ATT_IOMEM },
+
+	/* TCM SYS NON-SECURE*/
+	{ 0x20000000, 0x20400000, 0x00040000, ATT_OWN | ATT_IOMEM },
+
+	/* DDR */
+	{ 0x80000000, 0x80000000, 0x50000000, 0 },
+};
+
 static const struct imx_rproc_att imx_rproc_att_imx93[] = {
 	/* dev addr , sys addr  , size	    , flags */
 	/* TCM CODE NON-SECURE */
@@ -1445,6 +1457,15 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx93 = {
 	.flags		= IMX_RPROC_NEED_CLKS,
 };
 
+static const struct imx_rproc_dcfg imx_rproc_cfg_imx95_m7 = {
+	.att		= imx_rproc_att_imx95_m7,
+	.att_size	= ARRAY_SIZE(imx_rproc_att_imx95_m7),
+	.ops		= &imx_rproc_ops_sm_lmm,
+	/* Must align with System Manager Firmware */
+	.cpuid		= 1, /* Use 1 as cpu id for M7 core */
+	.lmid		= 1, /* Use 1 as Logical Machine ID where M7 resides */
+};
+
 static const struct of_device_id imx_rproc_of_match[] = {
 	{ .compatible = "fsl,imx7ulp-cm4", .data = &imx_rproc_cfg_imx7ulp },
 	{ .compatible = "fsl,imx7d-cm4", .data = &imx_rproc_cfg_imx7d },
@@ -1459,6 +1480,7 @@ static const struct of_device_id imx_rproc_of_match[] = {
 	{ .compatible = "fsl,imx8qm-cm4", .data = &imx_rproc_cfg_imx8qm },
 	{ .compatible = "fsl,imx8ulp-cm33", .data = &imx_rproc_cfg_imx8ulp },
 	{ .compatible = "fsl,imx93-cm33", .data = &imx_rproc_cfg_imx93 },
+	{ .compatible = "fsl,imx95-cm7", .data = &imx_rproc_cfg_imx95_m7 },
 	{},
 };
 MODULE_DEVICE_TABLE(of, imx_rproc_of_match);

-- 
2.37.1