Hi Marek,
On 09/04/2015 05:51 PM, Marek Vasut wrote
diff --git a/arch/nios2/cpu/timer.c b/arch/nios2/cpu/timer.c new file mode 100644 index 0000000..006b19b --- /dev/null +++ b/arch/nios2/cpu/timer.c @@ -0,0 +1,69 @@ +/*
- (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 <asm/nios2.h> +#include <asm/types.h> +#include <asm/io.h>
+struct nios_timer {
- u32 status; /* Timer status reg */
- u32 control; /* Timer control reg */
- u32 periodl; /* Timeout period low */
- u32 periodh; /* Timeout period high */
- u32 snapl; /* Snapshot low */
- u32 snaph; /* Snapshot high */
+};
+/* status register */ +#define NIOS_TIMER_TO (1 << 0) /* Timeout */ +#define NIOS_TIMER_RUN (1 << 1) /* Timer running */
+/* control register */ +#define NIOS_TIMER_ITO (1 << 0) /* Timeout int ena */ +#define NIOS_TIMER_CONT (1 << 1) /* Continuous mode */ +#define NIOS_TIMER_START (1 << 2) /* Start timer */ +#define NIOS_TIMER_STOP (1 << 3) /* Stop timer */
+#if defined(CONFIG_SYS_TIMER_BASE) && !defined(CONFIG_SYS_TIMER_IRQ) +#error CONFIG_SYS_TIMER_IRQ not defined (see documentation) +#endif
Since the timer interrupt is removed, there is no need to perform the check.
Best regards, Thomas Chou