Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux...

[pandora-kernel.git] / arch / arm / mach-omap1 / clock.c

diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c
index 75110ba..f1958e8 100644 (file)
--- a/arch/arm/mach-omap1/clock.c
+++ b/arch/arm/mach-omap1/clock.c
@@ -1,3 +1,4 @@
+//kernel/linux-omap-fsample/arch/arm/mach-omap1/clock.c#2 - edit change 3808 (text)
 /*
  *  linux/arch/arm/mach-omap1/clock.c
  *
@@ -20,6 +21,7 @@
 
 #include <asm/io.h>
 
+#include <asm/arch/cpu.h>
 #include <asm/arch/usb.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/sram.h>
@@ -270,8 +272,12 @@ static int omap1_select_table_rate(struct clk * clk, unsigned long rate)
        /*
         * In most cases we should not need to reprogram DPLL.
         * Reprogramming the DPLL is tricky, it must be done from SRAM.
+        * (on 730, bit 13 must always be 1)
         */
-       omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val);
+       if (cpu_is_omap730())
+               omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val | 0x2000);
+       else
+               omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val);
 
        ck_dpll1.rate = ptr->pll_rate;
        propagate_rate(&ck_dpll1);
@@ -345,7 +351,7 @@ static unsigned calc_ext_dsor(unsigned long rate)
         */
        for (dsor = 2; dsor < 96; ++dsor) {
                if ((dsor & 1) && dsor > 8)
-                       continue;
+                       continue;
                if (rate >= 96000000 / dsor)
                        break;
        }
@@ -687,6 +693,11 @@ int __init omap1_clk_init(void)
                        clk_register(*clkp);
                        continue;
                }
+
+               if (((*clkp)->flags &CLOCK_IN_OMAP310) && cpu_is_omap310()) {
+                       clk_register(*clkp);
+                       continue;
+               }
        }
 
        info = omap_get_config(OMAP_TAG_CLOCK, struct omap_clock_config);
@@ -743,7 +754,7 @@ int __init omap1_clk_init(void)
                printk(KERN_ERR "System frequencies not set. Check your config.\n");
                /* Guess sane values (60MHz) */
                omap_writew(0x2290, DPLL_CTL);
-               omap_writew(0x1005, ARM_CKCTL);
+               omap_writew(cpu_is_omap730() ? 0x3005 : 0x1005, ARM_CKCTL);
                ck_dpll1.rate = 60000000;
                propagate_rate(&ck_dpll1);
        }
@@ -756,13 +767,17 @@ int __init omap1_clk_init(void)
               ck_dpll1.rate / 1000000, (ck_dpll1.rate / 100000) % 10,
               arm_ck.rate / 1000000, (arm_ck.rate / 100000) % 10);
 
-#ifdef CONFIG_MACH_OMAP_PERSEUS2
+#if defined(CONFIG_MACH_OMAP_PERSEUS2) || defined(CONFIG_MACH_OMAP_FSAMPLE)
        /* Select slicer output as OMAP input clock */
        omap_writew(omap_readw(OMAP730_PCC_UPLD_CTRL) & ~0x1, OMAP730_PCC_UPLD_CTRL);
 #endif
 
        /* Turn off DSP and ARM_TIMXO. Make sure ARM_INTHCK is not divided */
-       omap_writew(omap_readw(ARM_CKCTL) & 0x0fff, ARM_CKCTL);
+       /* (on 730, bit 13 must not be cleared) */
+       if (cpu_is_omap730())
+               omap_writew(omap_readw(ARM_CKCTL) & 0x2fff, ARM_CKCTL);
+       else
+               omap_writew(omap_readw(ARM_CKCTL) & 0x0fff, ARM_CKCTL);
 
        /* Put DSP/MPUI into reset until needed */
        omap_writew(0, ARM_RSTCT1);
@@ -784,7 +799,7 @@ int __init omap1_clk_init(void)
        clk_enable(&armxor_ck.clk);
        clk_enable(&armtim_ck.clk); /* This should be done by timer code */
 
-       if (cpu_is_omap1510())
+       if (cpu_is_omap15xx())
                clk_enable(&arm_gpio_ck);
 
        return 0;