+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2000-2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2004, Psyent Corporation <www.psyent.com>
* Scott McNutt <smcnutt@psyent.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <timer.h>
#include <asm/io.h>
-DECLARE_GLOBAL_DATA_PTR;
-
/* control register */
#define ALTERA_TIMER_CONT BIT(1) /* Continuous mode */
#define ALTERA_TIMER_START BIT(2) /* Start timer */
struct altera_timer_platdata {
struct altera_timer_regs *regs;
- unsigned long clock_rate;
};
-static int altera_timer_get_count(struct udevice *dev, unsigned long *count)
+static int altera_timer_get_count(struct udevice *dev, u64 *count)
{
struct altera_timer_platdata *plat = dev->platdata;
struct altera_timer_regs *const regs = plat->regs;
/* Read timer value */
val = readl(®s->snapl) & 0xffff;
val |= (readl(®s->snaph) & 0xffff) << 16;
- *count = ~val;
+ *count = timer_conv_64(~val);
return 0;
}
static int altera_timer_probe(struct udevice *dev)
{
- struct timer_dev_priv *uc_priv = dev_get_uclass_priv(dev);
struct altera_timer_platdata *plat = dev->platdata;
struct altera_timer_regs *const regs = plat->regs;
- uc_priv->clock_rate = plat->clock_rate;
-
writel(0, ®s->status);
writel(0, ®s->control);
writel(ALTERA_TIMER_STOP, ®s->control);
{
struct altera_timer_platdata *plat = dev_get_platdata(dev);
- plat->regs = ioremap(dev_get_addr(dev),
- sizeof(struct altera_timer_regs));
- plat->clock_rate = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
- "clock-frequency", 0);
+ plat->regs = map_physmem(devfdt_get_addr(dev),
+ sizeof(struct altera_timer_regs),
+ MAP_NOCACHE);
return 0;
}