[PATCH] arm: davinci: remove unused watchdog functions

[Stefan Roese]

On 6/19/24 12:57, Emil Kronborg wrote:
> The davinci_hw_watchdog_ functions are defined but never called from
> anywhere. Commit 881ae794b93b ("calimain: remove board") eliminated the
> last call to these functions.
> 
> Signed-off-by: Emil Kronborg <emil.kronborg at protonmail.com>
> ---
>   .../mach-davinci/include/mach/timer_defs.h    |  4 ---
>   arch/arm/mach-davinci/timer.c                 | 31 -------------------
>   2 files changed, 35 deletions(-)

Nice small cleanup:

Reviewed-by: Stefan Roese <sr at denx.de>

Thanks,
Stefan

> diff --git a/arch/arm/mach-davinci/include/mach/timer_defs.h b/arch/arm/mach-davinci/include/mach/timer_defs.h
> index 110e67e454ce..7b21f2599930 100644
> --- a/arch/arm/mach-davinci/include/mach/timer_defs.h
> +++ b/arch/arm/mach-davinci/include/mach/timer_defs.h
> @@ -36,8 +36,4 @@ struct davinci_timer {
>   #define DV_WDT_ENABLE_SYS_RESET		0x00020000
>   #define DV_WDT_TRIGGER_SYS_RESET	0x00020002
>   
> -#ifdef CONFIG_HW_WATCHDOG
> -void davinci_hw_watchdog_enable(void);
> -void davinci_hw_watchdog_reset(void);
> -#endif
>   #endif /* _TIMER_DEFS_H_ */
> diff --git a/arch/arm/mach-davinci/timer.c b/arch/arm/mach-davinci/timer.c
> index f2990f718773..474dc6b1abd9 100644
> --- a/arch/arm/mach-davinci/timer.c
> +++ b/arch/arm/mach-davinci/timer.c
> @@ -98,34 +98,3 @@ ulong get_tbclk(void)
>   {
>   	return gd->arch.timer_rate_hz;
>   }
> -
> -#ifdef CONFIG_HW_WATCHDOG
> -static struct davinci_timer * const wdttimer =
> -	(struct davinci_timer *)CONFIG_SYS_WDTTIMERBASE;
> -
> -/*
> - * See prufw2.pdf for using Timer as a WDT
> - */
> -void davinci_hw_watchdog_enable(void)
> -{
> -	writel(0x0, &wdttimer->tcr);
> -	writel(0x0, &wdttimer->tgcr);
> -	/* TIMMODE = 2h */
> -	writel(0x08 | 0x03 | ((TIM_CLK_DIV - 1) << 8), &wdttimer->tgcr);
> -	writel(CONFIG_SYS_WDT_PERIOD_LOW, &wdttimer->prd12);
> -	writel(CONFIG_SYS_WDT_PERIOD_HIGH, &wdttimer->prd34);
> -	writel(2 << 22, &wdttimer->tcr);
> -	writel(0x0, &wdttimer->tim12);
> -	writel(0x0, &wdttimer->tim34);
> -	/* set WDEN bit, WDKEY 0xa5c6 */
> -	writel(0xa5c64000, &wdttimer->wdtcr);
> -	/* clear counter register */
> -	writel(0xda7e4000, &wdttimer->wdtcr);
> -}
> -
> -void davinci_hw_watchdog_reset(void)
> -{
> -	writel(0xa5c64000, &wdttimer->wdtcr);
> -	writel(0xda7e4000, &wdttimer->wdtcr);
> -}
> -#endif
> 
> base-commit: 01a5d7547ed3a51a8ac5837c31a150f85bc475f8

Viele Grüße,
Stefan Roese

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