Added M5329AFEE and M5329BFEE Platforms
Added board/freescale/m5329evb, cpu/mcf532x, drivers/net,
drivers/serial, immap_5329.h, m5329.h, mcfrtc.h,
include/configs/M5329EVB.h, lib_m68k/interrupts.c, and
rtc/mcfrtc.c
Modified CREDITS, MAKEFILE, Makefile, README, common/cmd_bdinfo.c,
common/cmd_mii.c, include/asm-m68k/byteorder.h, include/asm-m68k/fec.h,
include/asm-m68k/io.h, include/asm-m68k/mcftimer.h,
include/asm-m68k/mcfuart.h, include/asm-m68k/ptrace.h,
include/asm-m68k/u-boot.h, lib_m68k/Makefile, lib_m68k/board.c,
lib_m68k/time.c, net/eth.c and rtc/Makefile
Signed-off-by: TsiChung Liew <Tsi-Chung.Liew@freescale.com>
diff --git a/lib_m68k/time.c b/lib_m68k/time.c
index 12e38f0..0e4efa4 100644
--- a/lib_m68k/time.c
+++ b/lib_m68k/time.c
@@ -46,13 +46,11 @@
#include <asm/immap_5249.h>
#endif
-
static ulong timestamp;
#if defined(CONFIG_M5282) || defined(CONFIG_M5271)
static unsigned short lastinc;
#endif
-
#if defined(CONFIG_M5272)
/*
* We use timer 3 which is running with a period of 1 us
@@ -293,6 +291,171 @@
}
#endif
+#if defined(CONFIG_MCFTMR)
+#ifndef CFG_UDELAY_BASE
+# error "uDelay base not defined!"
+#endif
+
+#if !defined(CFG_TMR_BASE) || !defined(CFG_INTR_BASE) || !defined(CFG_TMRINTR_NO) || !defined(CFG_TMRINTR_MASK)
+# error "TMR_BASE, INTR_BASE, TMRINTR_NO or TMRINTR_MASk not defined!"
+#endif
+
+#include <asm/immap_5329.h>
+
+extern void dtimer_interrupt(void *not_used);
+extern void dtimer_interrupt_setup(void);
+extern void dtimer_interrupt_enable(void);
+
+void udelay(unsigned long usec)
+{
+ volatile dtmr_t *timerp = (dtmr_t *) (CFG_UDELAY_BASE);
+ uint start, now, tmp;
+
+ while (usec > 0) {
+ if (usec > 65000)
+ tmp = 65000;
+ else
+ tmp = usec;
+ usec = usec - tmp;
+
+ /* Set up TIMER 3 as timebase clock */
+ timerp->tmr = DTIM_DTMR_RST_RST;
+ timerp->tcn = 0;
+ /* set period to 1 us */
+ timerp->tmr =
+ (((CFG_CLK / 1000000) -
+ 1) << 8) | DTIM_DTMR_CLK_DIV1 | DTIM_DTMR_FRR | DTIM_DTMR_RST_EN;
+
+ start = now = timerp->tcn;
+ while (now < start + tmp)
+ now = timerp->tcn;
+ }
+}
+
+void dtimer_interrupt(void *not_used)
+{
+ volatile dtmr_t *timerp = (dtmr_t *) (CFG_TMR_BASE);
+ volatile int0_t *intp = (int0_t *) (CFG_INTR_BASE);
+
+ /* check for timer interrupt asserted */
+ if ((intp->iprh0 & CFG_TMRINTR_MASK) == CFG_TMRINTR_MASK) {
+ timerp->ter = (DTIM_DTER_CAP | DTIM_DTER_REF);
+ timestamp++;
+ return;
+ }
+}
+
+void timer_init(void)
+{
+ volatile dtmr_t *timerp = (dtmr_t *) (CFG_TMR_BASE);
+ volatile int0_t *intp = (int0_t *) (CFG_INTR_BASE);
+
+ timestamp = 0;
+
+ timerp->tcn = 0;
+ timerp->trr = 0;
+
+ /* Set up TIMER 4 as clock */
+ timerp->tmr = DTIM_DTMR_RST_RST;
+
+ /* initialize and enable timer 4 interrupt */
+ irq_install_handler(CFG_TMRINTR_NO, dtimer_interrupt, 0);
+ intp->icr0[CFG_TMRINTR_NO] = CFG_TMRINTR_PRI;
+
+ timerp->tcn = 0;
+ timerp->trr = 1000; /* Interrupt every ms */
+
+ intp->imrh0 &= ~CFG_TMRINTR_MASK;
+
+ /* set a period of 1us, set timer mode to restart and enable timer and interrupt */
+ timerp->tmr = CFG_TIMER_PRESCALER | DTIM_DTMR_CLK_DIV1 |
+ DTIM_DTMR_FRR | DTIM_DTMR_ORRI | DTIM_DTMR_RST_EN;
+}
+
+void reset_timer(void)
+{
+ timestamp = 0;
+}
+
+ulong get_timer(ulong base)
+{
+ return (timestamp - base);
+}
+
+void set_timer(ulong t)
+{
+ timestamp = t;
+}
+#endif /* CONFIG_MCFTMR */
+
+#if defined(CONFIG_MCFPIT)
+#if !defined(CFG_PIT_BASE)
+# error "CFG_PIT_BASE not defined!"
+#endif
+
+static unsigned short lastinc;
+
+void udelay(unsigned long usec)
+{
+ volatile pit_t *timerp = (pit_t *) (CFG_UDELAY_BASE);
+ uint tmp;
+
+ while (usec > 0) {
+ if (usec > 65000)
+ tmp = 65000;
+ else
+ tmp = usec;
+ usec = usec - tmp;
+
+ /* Set up TIMER 3 as timebase clock */
+ timerp->pcsr = PIT_PCSR_OVW;
+ timerp->pmr = 0;
+ /* set period to 1 us */
+ timerp->pcsr |= PIT_PCSR_PRE(CFG_PIT_PRESCALE) | PIT_PCSR_EN;
+
+ timerp->pmr = tmp;
+ while (timerp->pcntr > 0) ;
+ }
+}
+
+void timer_init(void)
+{
+ volatile pit_t *timerp = (pit_t *) (CFG_PIT_BASE);
+ timestamp = 0;
+
+ /* Set up TIMER 4 as poll clock */
+ timerp->pcsr = PIT_PCSR_OVW;
+ timerp->pmr = lastinc = 0;
+ timerp->pcsr |= PIT_PCSR_PRE(CFG_PIT_PRESCALE) | PIT_PCSR_EN;
+}
+
+void set_timer(ulong t)
+{
+ volatile pit_t *timerp = (pit_t *) (CFG_PIT_BASE);
+
+ timestamp = 0;
+ timerp->pmr = lastinc = 0;
+}
+
+ulong get_timer(ulong base)
+{
+ unsigned short now, diff;
+ volatile pit_t *timerp = (pit_t *) (CFG_PIT_BASE);
+
+ now = timerp->pcntr;
+ diff = -(now - lastinc);
+
+ timestamp += diff;
+ lastinc = now;
+ return timestamp - base;
+}
+
+void wait_ticks(unsigned long ticks)
+{
+ set_timer(0);
+ while (get_timer(0) < ticks) ;
+}
+#endif /* CONFIG_MCFPIT */
/*
* This function is derived from PowerPC code (read timebase as long long).