[PATCH] bus: ti-sysc: Fix missing quirk flags for sata

Tony Lindgren tony at atomide.com
Fri May 7 04:16:58 PDT 2021


* Tony Lindgren <tony at atomide.com> [210507 12:23]:
> Naresh Kamboju <naresh.kamboju at linaro.org> reported that Beaglebone-X15
> does not detect sata drives any longer after dra7 was flipped to boot with
> device tree data only. Turns out we are now missing the sata related quirk
> flags in ti-sysc that we used to have earlier.
> 
> Fixes: 98feab31ac49 ("ARM: OMAP2+: Drop legacy platform data for dra7 sata")
> Fixes: 21206c8f2cb5 ("ARM: OMAP2+: Drop legacy platform data for omap5 sata")
> Link: https://lore.kernel.org/regressions/CA+G9fYtTN6ug3eBAW3wMcDeESUo+ebj7L5HBe5_fj4uqDExFQg@mail.gmail.com/
> Reported-by: Naresh Kamboju <naresh.kamboju at linaro.org>
> Tested-by: Naresh Kamboju <naresh.kamboju at linaro.org>
> Signed-off-by: Tony Lindgren <tony at atomide.com>
> ---
>  drivers/bus/ti-sysc.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
> --- a/drivers/bus/ti-sysc.c
> +++ b/drivers/bus/ti-sysc.c
> @@ -1455,6 +1455,8 @@ static const struct sysc_revision_quirk sysc_revision_quirks[] = {
>  		   SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_SWSUP_MSTANDBY),
>  	SYSC_QUIRK("tptc", 0, 0, -ENODEV, -ENODEV, 0x40007c00, 0xffffffff,
>  		   SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_SWSUP_MSTANDBY),
> +	SYSC_QUIRK("sata", 0, 0xfc, 0x1100, -ENODEV, 0x5e412000, 0xffffffff,
> +		   SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_SWSUP_MSTANDBY),
>  	SYSC_QUIRK("usb_host_hs", 0, 0, 0x10, 0x14, 0x50700100, 0xffffffff,
>  		   SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_SWSUP_MSTANDBY),
>  	SYSC_QUIRK("usb_host_hs", 0, 0, 0x10, -ENODEV, 0x50700101, 0xffffffff,

Oops, I applied this on v5.12 instead of current mainline so the sata debug
entry got left out by accident. Will post v2.

Regards,

Tony



More information about the linux-arm-kernel mailing list