clk: rockchip: add id for mipidsi sclk on rk3288

Adds a new id for the sclk supplying the mipidsi on rk3288 socs.
Signed-off-by: Chris Zhong <zyw@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

include/dt-bindings/clock/rk3288-cru.h

@@ -87,6 +87,7 @@
 #define SCLK_PVTM_CORE		123
 #define SCLK_PVTM_GPU		124
 #define SCLK_CRYPTO		125
+#define SCLK_MIPIDSI_24M	126
 
 #define SCLK_MAC		151
 #define SCLK_MACREF_OUT		152