mxs: clock: use a single instance of the clkctrl_regs pointer for all functions

diff --git a/arch/arm/cpu/arm926ejs/mxs/clock.c b/arch/arm/cpu/arm926ejs/mxs/clock.c
index 4ff19c37efe91ac7247f2b48c0d78097de9fd9e1..3339798821ba0cb2181a153b736cb0455629141f 100644 (file)
--- a/arch/arm/cpu/arm926ejs/mxs/clock.c
+++ b/arch/arm/cpu/arm926ejs/mxs/clock.c
@@ -41,11 +41,10 @@
 #define        PLL_FREQ_MHZ    (PLL_FREQ_KHZ / 1000)
 #define        XTAL_FREQ_MHZ   (XTAL_FREQ_KHZ / 1000)
 
+static struct mxs_clkctrl_regs *clkctrl_regs = (void *)MXS_CLKCTRL_BASE;
+
 static uint32_t mx28_get_pclk(void)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
-
        uint32_t clkctrl, clkseq, div;
        uint8_t clkfrac, frac;
 
@@ -75,9 +74,6 @@ static uint32_t mx28_get_pclk(void)
 
 static uint32_t mx28_get_hclk(void)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
-
        uint32_t div;
        uint32_t clkctrl;
 
@@ -93,9 +89,6 @@ static uint32_t mx28_get_hclk(void)
 
 static uint32_t mx28_get_emiclk(void)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
-
        uint32_t clkctrl, clkseq, div;
        uint8_t clkfrac, frac;
 
@@ -118,9 +111,6 @@ static uint32_t mx28_get_emiclk(void)
 
 static uint32_t mx28_get_gpmiclk(void)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
-
        uint32_t clkctrl, clkseq, div;
        uint8_t clkfrac, frac;
 
@@ -145,8 +135,6 @@ static uint32_t mx28_get_gpmiclk(void)
  */
 void mx28_set_ioclk(enum mxs_ioclock io, uint32_t freq)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
        uint32_t div;
        int io_reg;
 
@@ -178,8 +166,6 @@ void mx28_set_ioclk(enum mxs_ioclock io, uint32_t freq)
  */
 static uint32_t mx28_get_ioclk(enum mxs_ioclock io)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
        uint8_t ret;
        int io_reg;
 
@@ -199,8 +185,6 @@ static uint32_t mx28_get_ioclk(enum mxs_ioclock io)
  */
 void mx28_set_sspclk(enum mxs_sspclock ssp, uint32_t freq, int xtal)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
        uint32_t clk, clkreg;
 
        if (ssp > MXC_SSPCLK3)
@@ -243,8 +227,6 @@ void mx28_set_sspclk(enum mxs_sspclock ssp, uint32_t freq, int xtal)
  */
 static uint32_t mx28_get_sspclk(enum mxs_sspclock ssp)
 {
-       struct mxs_clkctrl_regs *clkctrl_regs =
-               (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
        uint32_t clkreg;
        uint32_t clk, tmp;