Merge master.kernel.org:/home/rmk/linux-2.6-arm

[linux-2.6-omap-h63xx.git] / include / asm-arm / arch-omap / system.h

diff --git a/include/asm-arm/arch-omap/system.h b/include/asm-arm/arch-omap/system.h
index ff37bc27e6034281e7686007210554c54377d420..6724a81bd10bbecd841851e47ac9d5d899d4aa84 100644 (file)
--- a/include/asm-arm/arch-omap/system.h
+++ b/include/asm-arm/arch-omap/system.h
@@ -5,19 +5,23 @@
 #ifndef __ASM_ARCH_SYSTEM_H
 #define __ASM_ARCH_SYSTEM_H
 #include <linux/config.h>
+#include <linux/clk.h>
+
 #include <asm/mach-types.h>
-#include <asm/arch/hardware.h>
-#include <asm/mach-types.h>
+#include <asm/hardware.h>
+#include <asm/arch/prcm.h>
+
+#ifndef CONFIG_MACH_VOICEBLUE
+#define voiceblue_reset()              do {} while (0)
+#endif
 
 static inline void arch_idle(void)
 {
        cpu_do_idle();
 }
 
-static inline void arch_reset(char mode)
+static inline void omap1_arch_reset(char mode)
 {
-
-#ifdef CONFIG_ARCH_OMAP16XX
        /*
         * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28
         * "Global Software Reset Affects Traffic Controller Frequency".
@@ -27,13 +31,31 @@ static inline void arch_reset(char mode)
                                 DPLL_CTL);
                omap_writew(0x8, ARM_RSTCT1);
        }
-#endif
-#ifdef CONFIG_MACH_VOICEBLUE
+
        if (machine_is_voiceblue())
                voiceblue_reset();
        else
-#endif
                omap_writew(1, ARM_RSTCT1);
 }
 
+static inline void omap2_arch_reset(char mode)
+{
+       u32 rate;
+       struct clk *vclk, *sclk;
+
+       vclk = clk_get(NULL, "virt_prcm_set");
+       sclk = clk_get(NULL, "sys_ck");
+       rate = clk_get_rate(sclk);
+       clk_set_rate(vclk, rate);       /* go to bypass for OMAP limitation */
+       RM_RSTCTRL_WKUP |= 2;
+}
+
+static inline void arch_reset(char mode)
+{
+       if (!cpu_is_omap24xx())
+               omap1_arch_reset(mode);
+       else
+               omap2_arch_reset(mode);
+}
+
 #endif