1 files changed, 9 insertions, 0 deletions
diff --git a/chip/g/sps_tpm.c b/chip/g/sps_tpm.c
index 2c3f6876e7..3ef12994e6 100644
--- a/chip/g/sps_tpm.c
+++ b/chip/g/sps_tpm.c
@@ -271,3 +271,12 @@ void sps_tpm_enable(void)
 	sps_register_rx_handler(SPS_GENERIC_MODE, tpm_rx_handler, 3);
 	init_new_cycle();
 }
+
+void sps_tpm_disable(void)
+{
+	sps_tpm_state = SPS_TPM_STATE_PONDERING;
+	sps_unregister_rx_handler();
+	/* We don't care anymore, so we can sleep whenever */
+	delay_sleep_by(0);
+	enable_sleep(SLEEP_MASK_SPI);
+}