blackfin: spi clock is in sysclk1 domain instead of sysclk0

Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>

arch/blackfin/include/asm/clock.h

@@ -78,7 +78,7 @@ extern u_long get_sclk1(void);
 extern u_long get_dclk(void);
 # define get_uart_clk get_sclk0
 # define get_i2c_clk get_sclk0
-# define get_spi_clk get_sclk0
+# define get_spi_clk get_sclk1
 #else
 # define get_uart_clk get_sclk
 # define get_i2c_clk get_sclk