[PATCH v1 1/2] soc: mediatek: add header for SiP service interface

Stanley Chu
2019-12-07T06:49:36Z

Add a header for the SiP service interface defined to access
the UFSHCI controller handling secure commands in MediaTek Chipsets.

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
include/linux/soc/mediatek/mtk_sip_svc.h | 26 ++++++++++++++++++++++++
1 file changed, 26 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 000000000000..7b69aa06f58d
--- /dev/null
+++ b/include/linux/soc/mediatek/mtk_sip_svc.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2019 MediaTek Inc.
+ */
+
+#ifndef __MTK_SIP_SVC_H
+#define __MTK_SIP_SVC_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_DENIED -4
+
+#ifdef CONFIG_ARM64
+#define MTK_SIP_SMC_AARCH_BIT 0x40000000
+#else
+#define MTK_SIP_SMC_AARCH_BIT 0x00000000
+#endif
+
+/* UFS related SMC call */
+#define MTK_SIP_UFS_CONTROL \
+ (0x82000276 | MTK_SIP_SMC_AARCH_BIT)
+
+#endif