firmware: qcom: scm: Peripheral Authentication Service

This adds the Peripheral Authentication Service (PAS) interface to the
Qualcomm SCM interface. The API is used to authenticate and boot a range
of external processors in various Qualcomm platforms.

Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Andy Gross <andy.gross@linaro.org>

1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/firmware/qcom_scm.h b/drivers/firmware/qcom_scm.h
index 0ea55d7fb076..1a16ff925d6d 100644
--- a/drivers/firmware/qcom_scm.h
+++ b/drivers/firmware/qcom_scm.h
@@ -40,6 +40,20 @@ extern int __qcom_scm_hdcp_req(struct device *dev,
 
 extern void __qcom_scm_init(void);
 
+#define QCOM_SCM_SVC_PIL                0x2
+#define QCOM_SCM_PAS_INIT_IMAGE_CMD     0x1
+#define QCOM_SCM_PAS_MEM_SETUP_CMD      0x2
+#define QCOM_SCM_PAS_AUTH_AND_RESET_CMD 0x5
+#define QCOM_SCM_PAS_SHUTDOWN_CMD       0x6
+#define QCOM_SCM_PAS_IS_SUPPORTED_CMD   0x7
+extern bool __qcom_scm_pas_supported(struct device *dev, u32 peripheral);
+extern int  __qcom_scm_pas_init_image(struct device *dev, u32 peripheral,
+                dma_addr_t metadata_phys);
+extern int  __qcom_scm_pas_mem_setup(struct device *dev, u32 peripheral,
+                phys_addr_t addr, phys_addr_t size);
+extern int  __qcom_scm_pas_auth_and_reset(struct device *dev, u32 peripheral);
+extern int  __qcom_scm_pas_shutdown(struct device *dev, u32 peripheral);
+
 /* common error codes */
 #define QCOM_SCM_V2_EBUSY       -12
 #define QCOM_SCM_ENOMEM         -5