diff --git a/br-ext-chip-ingenic/board/t31/kernel/patches/0008-mclk-enable.patch b/br-ext-chip-ingenic/board/t31/kernel/patches/0008-mclk-enable.patch
new file mode 100644
index 00000000..29c000b2
--- /dev/null
+++ b/br-ext-chip-ingenic/board/t31/kernel/patches/0008-mclk-enable.patch
@@ -0,0 +1,64 @@
+--- a/arch/mips/xburst/soc-t10/common/platform.c
++++ b/arch/mips/xburst/soc-t10/common/platform.c
+@@ -45,6 +45,10 @@
+ #ifdef CONFIG_I2C1_PB25_PB26
+ 	I2C1_PORTB,
+ #endif
++
++#ifndef CONFIG_VIDEO_V4L2
++	MCLK_PORTA,
++#endif
+ #ifdef CONFIG_SOC_MCLK
+ 	MCLK_PORTA,
+ #endif
+--- a/arch/mips/xburst/soc-t15/common/platform.c
++++ b/arch/mips/xburst/soc-t15/common/platform.c
+@@ -91,6 +91,10 @@
+ 	#endif
+ #endif
+ 
++#ifndef CONFIG_VIDEO_V4L2
++	MCLK_PORTE_BIT2,
++#endif
++
+ #ifdef CONFIG_VIDEO_TX_ISP
+ 	MCLK_PORTE_BIT2,
+ #endif
+--- a/arch/mips/xburst/soc-t20/common/platform.c
++++ b/arch/mips/xburst/soc-t20/common/platform.c
+@@ -45,6 +45,9 @@
+ #ifdef CONFIG_I2C1_PB25_PB26
+ 	I2C1_PORTB,
+ #endif
++#ifndef CONFIG_VIDEO_V4L2
++	MCLK_PORTA,
++#endif
+ #ifdef CONFIG_SOC_MCLK
+ 	MCLK_PORTA,
+ #endif
+--- a/arch/mips/xburst/soc-t21/common/platform.c
++++ b/arch/mips/xburst/soc-t21/common/platform.c
+@@ -49,7 +49,9 @@
+ #ifdef CONFIG_I2C1_PC08_PC09
+ 	I2C1_PORTC,
+ #endif
+-
++#ifndef CONFIG_VIDEO_V4L2
++	MCLK_PORTA,
++#endif
+ #ifdef CONFIG_SOC_MCLK
+ 	MCLK_PORTA,
+ #endif
+--- a/arch/mips/xburst/soc-t30/common/platform.c
++++ b/arch/mips/xburst/soc-t30/common/platform.c
+@@ -49,7 +49,9 @@
+ #ifdef CONFIG_I2C2_PC27_PC28
+ 		I2C2_PORTC,
+ #endif
+-
++#ifndef CONFIG_VIDEO_V4L2
++	MCLK_PORTA,
++#endif
+ #ifdef CONFIG_SOC_MCLK
+ 	MCLK_PORTA,
+ #endif