linux-kernel - [PATCH v3 2/3] remoteproc: mediatek: Add MT8189 SCP platform data

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Message-ID: <20251110101342.24261-3-huayu.zong@mediatek.com>
Date: Mon, 10 Nov 2025 18:13:30 +0800
From: Huayu Zong <huayu.zong@...iatek.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>,
	"Matthias Brugger" <matthias.bgg@...il.com>, AngeloGioacchino Del Regno
	<angelogioacchino.delregno@...labora.com>
CC: <linux-remoteproc@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>,
	<Project_Global_Chrome_Upstream_Group@...iatek.com>, Huayu Zong
	<huayu.zong@...iatek.com>
Subject: [PATCH v3 2/3] remoteproc: mediatek: Add MT8189 SCP platform data

Add platform data for MT8189 to support SCP remote processor.
This enables SCP functionality on MT8189 SoC.

Signed-off-by: Huayu Zong <huayu.zong@...iatek.com>
---
 drivers/remoteproc/mtk_common.h |  5 +++++
 drivers/remoteproc/mtk_scp.c    | 18 ++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/drivers/remoteproc/mtk_common.h b/drivers/remoteproc/mtk_common.h
index d45480ad332e..abf0dbd9978c 100644
--- a/drivers/remoteproc/mtk_common.h
+++ b/drivers/remoteproc/mtk_common.h
@@ -35,6 +35,11 @@
 #define MT8186_SCP_L1_SRAM_PD_P1	0x40B0
 #define MT8186_SCP_L1_SRAM_PD_p2	0x40B4
 
+#define MT8189_SCP2APMCU_IPC_CLR	0x30010
+#define MT8189_SCP2SPM_IPC_CLR		0x30018
+#define MT8189_SCP_SECURE_DOMAIN	0xA080
+#define MT8189_SCP_DOMAIN_VAL		0x3303003
+
 #define MT8192_L2TCM_SRAM_PD_0		0x10C0
 #define MT8192_L2TCM_SRAM_PD_1		0x10C4
 #define MT8192_L2TCM_SRAM_PD_2		0x10C8
diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c
index c3c37cae933a..f311e23b6d65 100644
--- a/drivers/remoteproc/mtk_scp.c
+++ b/drivers/remoteproc/mtk_scp.c
@@ -1529,6 +1529,23 @@ static const struct mtk_scp_of_data mt8188_of_data_c1 = {
 	.scp_sizes = &mt8188_scp_c1_sizes,
 };
 
+static const struct mtk_scp_of_data mt8189_of_data = {
+	.scp_clk_get = mt8195_scp_clk_get,
+	.scp_before_load = mt8192_scp_before_load,
+	.scp_irq_handler = mt8192_scp_irq_handler,
+	.scp_reset_assert = mt8192_scp_reset_assert,
+	.scp_reset_deassert = mt8192_scp_reset_deassert,
+	.scp_stop = mt8192_scp_stop,
+	.scp_da_to_va = mt8192_scp_da_to_va,
+	.host_to_scp_reg = MT8192_GIPC_IN_SET,
+	.host_to_scp_int_bit = MT8192_HOST_IPC_INT_BIT,
+	.scp_to_host_ipc_clr_reg = MT8189_SCP2APMCU_IPC_CLR,
+	.scp_to_spm_ipc_clr_reg = MT8189_SCP2SPM_IPC_CLR,
+	.scp_secure_domain_reg = MT8189_SCP_SECURE_DOMAIN,
+	.scp_domain_value = MT8189_SCP_DOMAIN_VAL,
+	.scp_sizes = &default_scp_sizes,
+};
+
 static const struct mtk_scp_of_data mt8192_of_data = {
 	.scp_clk_get = mt8192_scp_clk_get,
 	.scp_before_load = mt8192_scp_before_load,
@@ -1587,6 +1604,7 @@ static const struct of_device_id mtk_scp_of_match[] = {
 	{ .compatible = "mediatek,mt8186-scp", .data = &mt8186_of_data },
 	{ .compatible = "mediatek,mt8188-scp", .data = &mt8188_of_data },
 	{ .compatible = "mediatek,mt8188-scp-dual", .data = &mt8188_of_data_cores },
+	{ .compatible = "mediatek,mt8189-scp", .data = &mt8189_of_data },
 	{ .compatible = "mediatek,mt8192-scp", .data = &mt8192_of_data },
 	{ .compatible = "mediatek,mt8195-scp", .data = &mt8195_of_data },
 	{ .compatible = "mediatek,mt8195-scp-dual", .data = &mt8195_of_data_cores },
-- 
2.45.2