On 5.6.2017 17:43, Tom Rini wrote:
> From: Michal Simek <michal.si...@xilinx.com>
>
> Add support for calling poweroff in case of psci is wired.
> Based on the same solution as is used for reset.
>
> Signed-off-by: Michal Simek <michal.si...@xilinx.com>
> Reviewed-by: Simon Glass <s...@chromium.org>
> [trini: Move all logic in to fwcall.c as other ARMs implement poweroff
> via PMIC]
> Signed-off-by: Tom Rini <tr...@konsulko.com>
> ---
> arch/arm/cpu/armv8/fwcall.c | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/arch/arm/cpu/armv8/fwcall.c b/arch/arm/cpu/armv8/fwcall.c
> index 7dfd27002916..c2202675366f 100644
> --- a/arch/arm/cpu/armv8/fwcall.c
> +++ b/arch/arm/cpu/armv8/fwcall.c
> @@ -1,5 +1,6 @@
> /**
> * (C) Copyright 2014, Cavium Inc.
> + * (C) Copyright 2017, Xilinx Inc.
> *
> * SPDX-License-Identifier: GPL-2.0+
> **/
> @@ -114,6 +115,22 @@ void __noreturn __efi_runtime psci_system_off(void)
> ;
> }
>
> +#ifdef CONFIG_CMD_POWEROFF
> +int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
> +{
> + puts("poweroff ...\n");
> +
> + udelay(50000); /* wait 50 ms */
> +
> + disable_interrupts();
> +
> + psci_system_off();
> +
> + /*NOTREACHED*/
> + return 0;
> +}
> +#endif
> +
> #ifdef CONFIG_PSCI_RESET
> void reset_misc(void)
> {
>
Looks good to me.
BTW: there was a question from Simon if we should use puts or printf.
Thanks,
Michal
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