imx: scu_api: implement sc_misc_get_boot_type

add function sc_misc_get_boot_type() which returns the
boot type.

Signed-off-by: Heiko Schocher <hs@nabladev.com>
Signed-off-by: Walter Schweizer <walter.schweizer@siemens.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/misc/imx8/scu_api.c b/drivers/misc/imx8/scu_api.c
index d9cc7acb9705e6797a79b6778a482731faed38f5..c15a4a629ad5c20966f07128b7fbababc4c01195 100644 (file)
--- a/drivers/misc/imx8/scu_api.c
+++ b/drivers/misc/imx8/scu_api.c
@@ -374,6 +374,31 @@ void sc_misc_boot_status(sc_ipc_t ipc, sc_misc_boot_status_t status)
                       __func__, status, RPC_R8(&msg));
 }
 
+int sc_misc_get_boot_type(sc_ipc_t ipc, sc_misc_bt_t *type)
+{
+       struct udevice *dev = gd->arch.scu_dev;
+       int size = sizeof(struct sc_rpc_msg_s);
+       struct sc_rpc_msg_s msg;
+       int ret;
+
+       if (!dev)
+               hang();
+
+       RPC_VER(&msg) = SC_RPC_VERSION;
+       RPC_SIZE(&msg) = 1U;
+       RPC_SVC(&msg) = (u8)SC_RPC_SVC_MISC;
+       RPC_FUNC(&msg) = (u8)MISC_FUNC_GET_BOOT_TYPE;
+
+       ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
+       if (ret < 0)
+               return ret;
+
+       if (type)
+               *type = (u8)RPC_U8(&msg, 0U);
+
+       return 0;
+}
+
 int sc_misc_get_boot_container(sc_ipc_t ipc, u8 *idx)
 {
        struct udevice *dev = gd->arch.scu_dev;

diff --git a/include/firmware/imx/sci/sci.h b/include/firmware/imx/sci/sci.h
index 876d52cac3519d43fa39e4e72d51eed1019ab104..7f4ca7356633165e7f4b5d5aa6550ea6f745b9e3 100644 (file)
--- a/include/firmware/imx/sci/sci.h
+++ b/include/firmware/imx/sci/sci.h
@@ -86,6 +86,7 @@ int sc_misc_get_control(sc_ipc_t ipc, sc_rsrc_t resource, sc_ctrl_t ctrl,
                        u32 *val);
 void sc_misc_get_boot_dev(sc_ipc_t ipc, sc_rsrc_t *boot_dev);
 void sc_misc_boot_status(sc_ipc_t ipc, sc_misc_boot_status_t status);
+int sc_misc_get_boot_type(sc_ipc_t ipc, sc_misc_bt_t *type);
 int sc_misc_get_boot_container(sc_ipc_t ipc, u8 *idx);
 void sc_misc_build_info(sc_ipc_t ipc, u32 *build, u32 *commit);
 int sc_misc_otp_fuse_read(sc_ipc_t ipc, u32 word, u32 *val);