[U-Boot] [PATCH v2 4/5] x86: coreboot: Control I/O port 0xb2 writing via device tree

Simon Glass sjg at chromium.org
Thu Jun 4 10:47:22 CEST 2015


On 2 June 2015 at 19:20, Bin Meng <bmeng.cn at gmail.com> wrote:
> Writing 0xcb to I/O port 0xb2 (Advanced Power Management Control) causes
> U-Boot to hang on QEMU q35 target. We introduce a config option in the
> device tree "u-boot,no-apm-finalize" under /config node if we don't want
> to do that.
>
> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
>
> ---
>
> Changes in v2:
> - Use a config option in the device tree instead of deleting the codes
>
>  arch/x86/cpu/coreboot/coreboot.c | 12 +++++++++---
>  arch/x86/dts/qemu-x86_q35.dts    |  1 +
>  2 files changed, 10 insertions(+), 3 deletions(-)
>

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


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