[ARM] 5122/1: imx_dma_request_by_prio simpilfication

[linux-2.6-omap-h63xx.git] / include / asm-arm / arch-iop13xx / system.h

diff --git a/include/asm-arm/arch-iop13xx/system.h b/include/asm-arm/arch-iop13xx/system.h
index ee3a62530af26525f5b164c754f6a20b82afb709..8575af8db78c7cf3b2c71b92a111133bb19663ca 100644 (file)
--- a/include/asm-arm/arch-iop13xx/system.h
+++ b/include/asm-arm/arch-iop13xx/system.h
@@ -13,47 +13,15 @@ static inline void arch_idle(void)
        cpu_do_idle();
 }
 
-/* WDTCR CP6 R7 Page 9 */
-static inline u32 read_wdtcr(void)
-{
-       u32 val;
-       asm volatile("mrc p6, 0, %0, c7, c9, 0":"=r" (val));
-       return val;
-}
-static inline void write_wdtcr(u32 val)
-{
-       asm volatile("mcr p6, 0, %0, c7, c9, 0"::"r" (val));
-}
-
-/* WDTSR CP6 R8 Page 9 */
-static inline u32 read_wdtsr(void)
-{
-       u32 val;
-       asm volatile("mrc p6, 0, %0, c8, c9, 0":"=r" (val));
-       return val;
-}
-static inline void write_wdtsr(u32 val)
-{
-       asm volatile("mcr p6, 0, %0, c8, c9, 0"::"r" (val));
-}
-
-#define IOP13XX_WDTCR_EN_ARM   0x1e1e1e1e
-#define IOP13XX_WDTCR_EN       0xe1e1e1e1
-#define IOP13XX_WDTCR_DIS_ARM  0x1f1f1f1f
-#define IOP13XX_WDTCR_DIS      0xf1f1f1f1
-#define IOP13XX_WDTSR_WRITE_EN (1 << 31)
-#define IOP13XX_WDTCR_IB_RESET (1 << 0)
 static inline void arch_reset(char mode)
 {
        /*
         * Reset the internal bus (warning both cores are reset)
         */
-       u32 cp_flags = iop13xx_cp6_save();
-       write_wdtcr(IOP13XX_WDTCR_EN_ARM);
-       write_wdtcr(IOP13XX_WDTCR_EN);
+       write_wdtcr(IOP_WDTCR_EN_ARM);
+       write_wdtcr(IOP_WDTCR_EN);
        write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET);
        write_wdtcr(0x1000);
-       iop13xx_cp6_restore(cp_flags);
 
        for(;;);
 }