1. Add a header file to provide SIP interface to ATF 2. Add hwrng SMC fid Signed-off-by: Neal Liu <neal.liu@xxxxxxxxxxxx> --- 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
