diff --git a/firmware/target/arm/imx233/system-imx233.c b/firmware/target/arm/imx233/system-imx233.c
index fd9ddf0ffc..3f751a8aa5 100644
--- a/firmware/target/arm/imx233/system-imx233.c
+++ b/firmware/target/arm/imx233/system-imx233.c
@@ -158,6 +158,11 @@ bool imx233_us_elapsed(uint32_t ref, unsigned us_delay)
 
 void imx233_reset_block(volatile uint32_t *block_reg)
 {
+    /* deassert reset and clock gate */
+    __REG_CLR(*block_reg) = __BLOCK_SFTRST;
+    while(*block_reg & __BLOCK_SFTRST);
+    __REG_CLR(*block_reg) = __BLOCK_CLKGATE;
+    while(*block_reg & __BLOCK_CLKGATE);
     /* soft-reset */
     __REG_SET(*block_reg) = __BLOCK_SFTRST;
     /* make sure block is gated off */