1. Add a header file to provide SIP interface to ATF
2. Add hwrng SMC fid
Signed-off-by: Neal Liu <[email protected]>
---
include/linux/soc/mediatek/mtk_sip_svc.h | 33 ++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)
create mode 100644 include/linux/soc/mediatek/mtk_sip_svc.h
diff --git a/include/linux/soc/mediatek/mtk_sip_svc.h b/include/linux/soc/mediatek/mtk_sip_svc.h
new file mode 100644
index 0000000..e70c325
--- /dev/null
+++ b/include/linux/soc/mediatek/mtk_sip_svc.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ */
+
+#ifndef _MTK_SECURE_API_H_
+#define _MTK_SECURE_API_H_
+
+#include <linux/kernel.h>
+
+/* Error Code */
+#define SIP_SVC_E_SUCCESS 0
+#define SIP_SVC_E_NOT_SUPPORTED -1
+#define SIP_SVC_E_INVALID_PARAMS -2
+#define SIP_SVC_E_INVALID_RANGE -3
+#define SIP_SVC_E_PERMISSION_DENY -4
+
+#ifdef CONFIG_ARM64
+#define MTK_SIP_SMC_AARCH_BIT BIT(30)
+#else
+#define MTK_SIP_SMC_AARCH_BIT 0
+#endif
+
+/*******************************************************************************
+ * Defines for Mediatek runtime services func ids
+ ******************************************************************************/
+
+/* Security related SMC call */
+/* HWRNG */
+#define MTK_SIP_KERNEL_GET_RND \
+ (0x82000206 | MTK_SIP_SMC_AARCH_BIT)
+
+#endif /* _MTK_SECURE_API_H_ */
--
1.7.9.5