diff --git a/src/target/adiv5.c b/src/target/adiv5.c
index 5369eee..d22babb 100644
--- a/src/target/adiv5.c
+++ b/src/target/adiv5.c
@@ -188,6 +188,7 @@ static const struct {
 	{0x924, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("Cortex-M3 ETM",  "(Embedded Trace)")},
 	{0x925, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("Cortex-M4 ETM",  "(Embedded Trace)")},
 	{0x930, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("Cortex-R4 ETM",  "(Embedded Trace)")},
+	{0x932, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("CoreSight MTB-M0+",  "(Simple Execution Trace)")},
 	{0x941, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("CoreSight TPIU-Lite", "(Trace Port Interface Unit)")},
 	{0x950, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("CoreSight Component", "(unidentified Cortex-A9 component)")},
 	{0x955, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("CoreSight Component", "(unidentified Cortex-A5 component)")},
@@ -209,6 +210,7 @@ static const struct {
 	{0xc09, aa_cortexa,   cidc_dc,      PIDR_PN_BIT_STRINGS("Cortex-A9 Debug", "(Debug Unit)")},
 	{0xc0f, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("Cortex-A15 Debug", "(Debug Unit)")}, /* support? */
 	{0xc14, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("Cortex-R4 Debug", "(Debug Unit)")}, /* support? */
+	{0xd21, aa_nosupport, cidc_unknown, PIDR_PN_BIT_STRINGS("Cortex-M33", "()")}, /* support? */
 	{0xfff, aa_end,       cidc_unknown, PIDR_PN_BIT_STRINGS("end", "end")}
 };