forked from ~ljy/RK356X_SDK_RELEASE

hc
2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2
kernel/drivers/pwm/pwm-imx-tpm.c
....@@ -403,6 +403,13 @@
403403 if (tpm->enable_count > 0)
404404 return -EBUSY;
405405
406
+ /*
407
+ * Force 'real_period' to be zero to force period update code
408
+ * can be executed after system resume back, since suspend causes
409
+ * the period related registers to become their reset values.
410
+ */
411
+ tpm->real_period = 0;
412
+
406413 clk_disable_unprepare(tpm->clk);
407414
408415 return 0;