staging: sm750fb: fixed a assignment typo
authorLynn Lei <lynnl.wit@gmail.com>
Mon, 3 Jul 2017 12:05:10 +0000 (20:05 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 16 Jul 2017 07:13:53 +0000 (09:13 +0200)
fixed a typo issue in get_mxclk_freq() function.

the original code using PLL_CTRL_M_SHIFT for shifting to set N flag.
which is not right, it should be PLL_CTRL_N_SHIFT.

both PLL_CTRL_M_SHIFT and PLL_CTRL_N_SHIFT
  defined in drivers/staging/sm750fb/ddk750_reg.h

Signed-off-by: Lynn Lei <lynnl.wit@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/sm750fb/ddk750_chip.c

index 944dd25924beba1decd0894564df6efc3323b5bf..4754f7a2068460e1f3259afc3b5c0741150cad5d 100644 (file)
@@ -40,7 +40,7 @@ static unsigned int get_mxclk_freq(void)
 
        pll_reg = peek32(MXCLK_PLL_CTRL);
        M = (pll_reg & PLL_CTRL_M_MASK) >> PLL_CTRL_M_SHIFT;
-       N = (pll_reg & PLL_CTRL_N_MASK) >> PLL_CTRL_M_SHIFT;
+       N = (pll_reg & PLL_CTRL_N_MASK) >> PLL_CTRL_N_SHIFT;
        OD = (pll_reg & PLL_CTRL_OD_MASK) >> PLL_CTRL_OD_SHIFT;
        POD = (pll_reg & PLL_CTRL_POD_MASK) >> PLL_CTRL_POD_SHIFT;