2 files changed, 79 insertions, 0 deletions
diff --git a/include/configs/imx94_evk.h b/include/configs/imx94_evk.h
new file mode 100644
index 00000000000..f93c3c4e4a8
--- /dev/null
+++ b/include/configs/imx94_evk.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2025 NXP
+ */
+
+#ifndef __IMX94_EVK_H
+#define __IMX94_EVK_H
+
+#include <linux/sizes.h>
+#include <linux/stringify.h>
+#include <asm/arch/imx-regs.h>
+
+#define CFG_SYS_INIT_RAM_ADDR	0x90000000
+#define CFG_SYS_INIT_RAM_SIZE	0x200000
+
+#define CFG_SYS_SDRAM_BASE           0x90000000
+#define PHYS_SDRAM                   0x90000000
+#define PHYS_SDRAM_SIZE			     0x70000000UL /* 2GB  - 256MB DDR */
+#define PHYS_SDRAM_2_SIZE	             0x180000000 /* 8GB */
+
+/* Using ULP WDOG for reset */
+#define WDOG_BASE_ADDR          WDG3_BASE_ADDR
+
+#endif
diff --git a/include/scmi_nxp_protocols.h b/include/scmi_nxp_protocols.h
new file mode 100644
index 00000000000..fe6ecd6a7cf
--- /dev/null
+++ b/include/scmi_nxp_protocols.h
@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/*
+ * Copyright 2025 NXP
+ */
+
+#ifndef _SCMI_NXP_PROTOCOLS_H
+#define _SCMI_NXP_PROTOCOLS_H
+
+#include <asm/types.h>
+#include <linux/bitops.h>
+
+enum scmi_imx_protocol {
+	SCMI_IMX_PROTOCOL_ID_MISC = 0x84,
+};
+
+#define SCMI_PAYLOAD_LEN	100
+
+#define SCMI_ARRAY(X, Y)	((SCMI_PAYLOAD_LEN - (X)) / sizeof(Y))
+
+#define SCMI_IMX_MISC_RESET_REASON	0xA
+
+struct scmi_imx_misc_reset_reason_in {
+#define MISC_REASON_FLAG_SYSTEM		BIT(0)
+	u32 flags;
+};
+
+struct scmi_imx_misc_reset_reason_out {
+	s32 status;
+	/* Boot reason flags */
+#define MISC_BOOT_FLAG_VLD	BIT(31)
+#define MISC_BOOT_FLAG_ORG_VLD	BIT(28)
+#define MISC_BOOT_FLAG_ORIGIN	GENMASK(27, 24)
+#define MISC_BOOT_FLAG_O_SHIFT	24
+#define MISC_BOOT_FLAG_ERR_VLD	BIT(23)
+#define MISC_BOOT_FLAG_ERR_ID	GENMASK(22, 8)
+#define MISC_BOOT_FLAG_E_SHIFT	8
+#define MISC_BOOT_FLAG_REASON	GENMASK(7, 0)
+	u32 bootflags;
+	/* Shutdown reason flags */
+#define MISC_SHUTDOWN_FLAG_VLD		BIT(31)
+#define MISC_SHUTDOWN_FLAG_EXT_LEN	GENMASK(30, 29)
+#define MISC_SHUTDOWN_FLAG_ORG_VLD	BIT(28)
+#define MISC_SHUTDOWN_FLAG_ORIGIN	GENMASK(27, 24)
+#define MISC_SHUTDOWN_FLAG_O_SHIFT	24
+#define MISC_SHUTDOWN_FLAG_ERR_VLD	BIT(23)
+#define MISC_SHUTDOWN_FLAG_ERR_ID	GENMASK(22, 8)
+#define MISC_SHUTDOWN_FLAG_E_SHIFT	8
+#define MISC_SHUTDOWN_FLAG_REASON	GENMASK(7, 0)
+	u32 shutdownflags;
+	/* Array of extended info words */
+#define MISC_MAX_EXTINFO	SCMI_ARRAY(16, u32)
+	u32 extInfo[MISC_MAX_EXTINFO];
+};
+
+#endif