e69cc92788
Move arch headers from include/asm-frv/ to arch/frv/include/asm/. Signed-off-by: David Howells <dhowells@redhat.com>
106 lines
3.6 KiB
C
106 lines
3.6 KiB
C
/* timer-regs.h: hardware timer register definitions
|
|
*
|
|
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
|
|
* Written by David Howells (dhowells@redhat.com)
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
|
|
#ifndef _ASM_TIMER_REGS_H
|
|
#define _ASM_TIMER_REGS_H
|
|
|
|
#include <asm/sections.h>
|
|
|
|
extern unsigned long __nongprelbss __clkin_clock_speed_HZ;
|
|
extern unsigned long __nongprelbss __ext_bus_clock_speed_HZ;
|
|
extern unsigned long __nongprelbss __res_bus_clock_speed_HZ;
|
|
extern unsigned long __nongprelbss __sdram_clock_speed_HZ;
|
|
extern unsigned long __nongprelbss __core_bus_clock_speed_HZ;
|
|
extern unsigned long __nongprelbss __core_clock_speed_HZ;
|
|
extern unsigned long __nongprelbss __dsu_clock_speed_HZ;
|
|
extern unsigned long __nongprelbss __serial_clock_speed_HZ;
|
|
|
|
#define __get_CLKC() ({ *(volatile unsigned long *)(0xfeff9a00); })
|
|
|
|
static inline void __set_CLKC(unsigned long v)
|
|
{
|
|
int tmp;
|
|
|
|
asm volatile(" st%I0.p %2,%M0 \n"
|
|
" setlos %3,%1 \n"
|
|
" membar \n"
|
|
"0: \n"
|
|
" subicc %1,#1,%1,icc0 \n"
|
|
" bnc icc0,#1,0b \n"
|
|
: "=m"(*(volatile unsigned long *) 0xfeff9a00), "=r"(tmp)
|
|
: "r"(v), "i"(256)
|
|
: "icc0");
|
|
}
|
|
|
|
#define __get_TCTR() ({ *(volatile unsigned long *)(0xfeff9418); })
|
|
#define __get_TPRV() ({ *(volatile unsigned long *)(0xfeff9420); })
|
|
#define __get_TPRCKSL() ({ *(volatile unsigned long *)(0xfeff9428); })
|
|
#define __get_TCSR(T) ({ *(volatile unsigned long *)(0xfeff9400 + 8 * (T)); })
|
|
#define __get_TxCKSL(T) ({ *(volatile unsigned long *)(0xfeff9430 + 8 * (T)); })
|
|
|
|
#define __get_TCSR_DATA(T) ({ __get_TCSR(T) >> 24; })
|
|
|
|
#define __set_TCTR(V) do { *(volatile unsigned long *)(0xfeff9418) = (V); mb(); } while(0)
|
|
#define __set_TPRV(V) do { *(volatile unsigned long *)(0xfeff9420) = (V) << 24; mb(); } while(0)
|
|
#define __set_TPRCKSL(V) do { *(volatile unsigned long *)(0xfeff9428) = (V); mb(); } while(0)
|
|
#define __set_TCSR(T,V) \
|
|
do { *(volatile unsigned long *)(0xfeff9400 + 8 * (T)) = (V); mb(); } while(0)
|
|
|
|
#define __set_TxCKSL(T,V) \
|
|
do { *(volatile unsigned long *)(0xfeff9430 + 8 * (T)) = (V); mb(); } while(0)
|
|
|
|
#define __set_TCSR_DATA(T,V) __set_TCSR(T, (V) << 24)
|
|
#define __set_TxCKSL_DATA(T,V) __set_TxCKSL(T, TxCKSL_EIGHT | __TxCKSL_SELECT((V)))
|
|
|
|
/* clock control register */
|
|
#define CLKC_CMODE 0x0f000000
|
|
#define CLKC_SLPL 0x000f0000
|
|
#define CLKC_P0 0x00000100
|
|
#define CLKC_CM 0x00000003
|
|
|
|
#define CLKC_CMODE_s 24
|
|
|
|
/* timer control register - non-readback mode */
|
|
#define TCTR_MODE_0 0x00000000
|
|
#define TCTR_MODE_2 0x04000000
|
|
#define TCTR_MODE_4 0x08000000
|
|
#define TCTR_MODE_5 0x0a000000
|
|
#define TCTR_RL_LATCH 0x00000000
|
|
#define TCTR_RL_RW_LOW8 0x10000000
|
|
#define TCTR_RL_RW_HIGH8 0x20000000
|
|
#define TCTR_RL_RW_LH8 0x30000000
|
|
#define TCTR_SC_CTR0 0x00000000
|
|
#define TCTR_SC_CTR1 0x40000000
|
|
#define TCTR_SC_CTR2 0x80000000
|
|
|
|
/* timer control register - readback mode */
|
|
#define TCTR_CNT0 0x02000000
|
|
#define TCTR_CNT1 0x04000000
|
|
#define TCTR_CNT2 0x08000000
|
|
#define TCTR_NSTATUS 0x10000000
|
|
#define TCTR_NCOUNT 0x20000000
|
|
#define TCTR_SC_READBACK 0xc0000000
|
|
|
|
/* timer control status registers - non-readback mode */
|
|
#define TCSRx_DATA 0xff000000
|
|
|
|
/* timer control status registers - readback mode */
|
|
#define TCSRx_OUTPUT 0x80000000
|
|
#define TCSRx_NULLCOUNT 0x40000000
|
|
#define TCSRx_RL 0x30000000
|
|
#define TCSRx_MODE 0x07000000
|
|
|
|
/* timer clock select registers */
|
|
#define TxCKSL_SELECT 0x0f000000
|
|
#define __TxCKSL_SELECT(X) ((X) << 24)
|
|
#define TxCKSL_EIGHT 0xf0000000
|
|
|
|
#endif /* _ASM_TIMER_REGS_H */
|