Change SPI Rate to 2MHz

vendor/huanglong/linux/dts/huanglong/wulin/hi3751v811_c/base/hi3751v811/hi3751v811.dtsi

@@ -403,13 +403,13 @@
 
 				  Fsspclkout = Fsspclk / (cpsdvsr * (1 + scr))
 				  spi work clk(Fsspclk) is 100MHz, spi output max clk(Fsspclkout) is 50MHz.
-				  example：
-					scr = 4, cpsdvsr = 20 --> Fsspclkout = 1MHz
+				  exampleďź?					scr = 4, cpsdvsr = 20 --> Fsspclkout = 1MHz
 					scr = 4, cpsdvsr = 10 --> Fsspclkout = 2MHz
 					scr = 4, cpsdvsr = 4  --> Fsspclkout = 5MHz
 					scr = 4, cpsdvsr = 2  --> Fsspclkout = 10MHz
 				*/
-				clock-rate = <24 40>;
+				/*clock-rate = <24 40>;*/
+				clock-rate = <4 10>;
 				status="okay";
 				/* userspace spi interface
 				 * parse by of_register_spi_devices function