[U-Boot] [PATCH 16/22] x86: apci: Change PM1_CNT register access to RMW

[Simon Glass]

On 16 March 2017 at 08:26, Bin Meng <bmeng.cn at gmail.com> wrote:
> In enter_acpi_mode() PM1_CNT register is changed to PM1_CNT_SCI_EN
> directly without preserving its previous value. Update to change
> the register access to read-modify-write (RMW).
>
> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
> ---
>
>  arch/x86/lib/acpi_table.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Simon Glass <sjg at chromium.org>