[U-Boot] [PATCH v2 2/2] arm: a320: use new ftpmu010 API
Po-Yu Chuang
ratbert.chuang at gmail.com
Fri Feb 18 06:35:23 CET 2011
From: Po-Yu Chuang <ratbert at faraday-tech.com>
ftpmu010 related code has been moved to drivers/power/.
Signed-off-by: Po-Yu Chuang <ratbert at faraday-tech.com>
---
v2:
remove unused local variable oscc
include/ftpmu010.h -> include/faraday/ftpmu010.h
arch/arm/cpu/arm920t/a320/timer.c | 23 +++--------------------
include/configs/a320evb.h | 5 +++++
2 files changed, 8 insertions(+), 20 deletions(-)
diff --git a/arch/arm/cpu/arm920t/a320/timer.c b/arch/arm/cpu/arm920t/a320/timer.c
index d2e316f..7785036 100644
--- a/arch/arm/cpu/arm920t/a320/timer.c
+++ b/arch/arm/cpu/arm920t/a320/timer.c
@@ -19,21 +19,19 @@
#include <common.h>
#include <asm/io.h>
-#include <asm/arch/ftpmu010.h>
#include <asm/arch/fttmr010.h>
+#include <faraday/ftpmu010.h>
static ulong timestamp;
static ulong lastdec;
static struct fttmr010 *tmr = (struct fttmr010 *)CONFIG_FTTMR010_BASE;
-static struct ftpmu010 *pmu = (struct ftpmu010 *)CONFIG_FTPMU010_BASE;
#define TIMER_CLOCK 32768
#define TIMER_LOAD_VAL 0xffffffff
int timer_init(void)
{
- unsigned int oscc;
unsigned int cr;
debug("%s()\n", __func__);
@@ -41,23 +39,8 @@ int timer_init(void)
/* disable timers */
writel(0, &tmr->cr);
- /*
- * use 32768Hz oscillator for RTC, WDT, TIMER
- */
-
- /* enable the 32768Hz oscillator */
- oscc = readl(&pmu->OSCC);
- oscc &= ~(FTPMU010_OSCC_OSCL_OFF | FTPMU010_OSCC_OSCL_TRI);
- writel(oscc, &pmu->OSCC);
-
- /* wait until ready */
- while (!(readl(&pmu->OSCC) & FTPMU010_OSCC_OSCL_STABLE))
- ;
-
- /* select 32768Hz oscillator */
- oscc = readl(&pmu->OSCC);
- oscc |= FTPMU010_OSCC_OSCL_RTCLSEL;
- writel(oscc, &pmu->OSCC);
+ /* use 32768Hz oscillator for RTC, WDT, TIMER */
+ ftpmu010_32768osc_enable();
/* setup timer */
writel(TIMER_LOAD_VAL, &tmr->timer3_load);
diff --git a/include/configs/a320evb.h b/include/configs/a320evb.h
index 27f137f..5373bcb 100644
--- a/include/configs/a320evb.h
+++ b/include/configs/a320evb.h
@@ -32,6 +32,11 @@
#undef CONFIG_SKIP_LOWLEVEL_INIT
/*-----------------------------------------------------------------------
+ * Power Management Unit
+ */
+#define CONFIG_FTPMU010_POWER
+
+/*-----------------------------------------------------------------------
* Timer
*/
#define CONFIG_SYS_HZ 1000 /* timer ticks per second */
--
1.6.3.3
More information about the U-Boot
mailing list