[ARM] S3C24XX: Update clock data on resume

[pandora-kernel.git] / arch / arm / mach-s3c2412 / s3c2412.c

diff --git a/arch/arm/mach-s3c2412/s3c2412.c b/arch/arm/mach-s3c2412/s3c2412.c
index 4bd2b5f..5b5aba6 100644 (file)
--- a/arch/arm/mach-s3c2412/s3c2412.c
+++ b/arch/arm/mach-s3c2412/s3c2412.c
@@ -16,6 +16,7 @@
 #include <linux/list.h>
 #include <linux/timer.h>
 #include <linux/init.h>
+#include <linux/clk.h>
 #include <linux/delay.h>
 #include <linux/sysdev.h>
 #include <linux/serial_core.h>
@@ -33,6 +34,8 @@
 #include <mach/reset.h>
 #include <mach/idle.h>
 
+#include <plat/cpu-freq.h>
+
 #include <mach/regs-clock.h>
 #include <plat/regs-serial.h>
 #include <mach/regs-power.h>
@@ -156,17 +159,23 @@ void __init s3c2412_map_io(void)
        iotable_init(s3c2412_iodesc, ARRAY_SIZE(s3c2412_iodesc));
 }
 
-void __init s3c2412_init_clocks(int xtal)
+void __init_or_cpufreq s3c2412_setup_clocks(void)
 {
+       struct clk *xtal_clk;
        unsigned long tmp;
+       unsigned long xtal;
        unsigned long fclk;
        unsigned long hclk;
        unsigned long pclk;
 
+       xtal_clk = clk_get(NULL, "xtal");
+       xtal = clk_get_rate(xtal_clk);
+       clk_put(xtal_clk);
+
        /* now we've got our machine bits initialised, work out what
         * clocks we've got */
 
-       fclk = s3c24xx_get_pll(__raw_readl(S3C2410_MPLLCON), xtal*2);
+       fclk = s3c24xx_get_pll(__raw_readl(S3C2410_MPLLCON), xtal * 2);
 
        clk_mpll.rate = fclk;
 
@@ -183,11 +192,17 @@ void __init s3c2412_init_clocks(int xtal)
        printk("S3C2412: core %ld.%03ld MHz, memory %ld.%03ld MHz, peripheral %ld.%03ld MHz\n",
               print_mhz(fclk), print_mhz(hclk), print_mhz(pclk));
 
+       s3c24xx_setup_clocks(fclk, hclk, pclk);
+}
+
+void __init s3c2412_init_clocks(int xtal)
+{
        /* initialise the clocks here, to allow other things like the
         * console to use them
         */
 
-       s3c24xx_setup_clocks(xtal, fclk, hclk, pclk);
+       s3c24xx_register_baseclocks(xtal);
+       s3c2412_setup_clocks();
        s3c2412_baseclk_add();
 }