From: Quentin Schulz <quentin.schulz@cherry.de>
To: Andre Przywara <andre.przywara@arm.com>, u-boot@lists.denx.de
Cc: Tom Rini <trini@konsulko.com>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Paul Kocialkowski <paulk@sys-base.io>,
linux-sunxi@lists.linux.dev
Subject: Re: [PATCH v2 1/3] sunxi: spl: fix SPL_SUNXI_LED active low configuration
Date: Wed, 29 Apr 2026 11:49:12 +0200 [thread overview]
Message-ID: <3ace7546-3f98-4a14-9b8e-98be2b9c044a@cherry.de> (raw)
In-Reply-To: <20260429092828.3076719-2-andre.przywara@arm.com>
Hi Andre,
On 4/29/26 11:28 AM, Andre Przywara wrote:
> The newly introduced Allwinner SPL LED "framework" defined a
> SPL_SUNXI_LED_STATUS_STATE Kconfig symbol, that was supposed to denote
> the active-low vs. active-high polarity of the LED. However this is
> a bool symbol, so it will simply vanish if not defined, and we cannot use
> it directly inside a C statement.
>
> Filter the symbol through the IS_ENABLED() macro, which will return 0 if
> the symbol is not defined, which is the intended value here.
>
> Since the STATUS_STATE name is a bit confusing, rename it to ACTIVE_HIGH
> on the way, because that is its real meaning. Also the LED_STATUS_BIT
> name for the GPIO number is similarly a remnant of the old status LED
> code, so rename it to LED_STATUS_GPIO as well.
>
> This fixes configuring LEDs with active-low polarity.
>
Individual patches would have been better.
> Fixes: 256557dd9aae ("sunxi: remove usage of legacy LED API")
Reported-by: Paul Kocialkowski <paulk@sys-base.io>
Closes: https://lore.kernel.org/u-boot/adfMQBPdntWy1KIq@shepard/
Acked-by: Quentin Schulz <quentin.schulz@cherry.de>
Thanks!
Quentin
next prev parent reply other threads:[~2026-04-29 9:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-29 9:28 [PATCH v2 0/3] Funxi: Fix and extend SPL power LED support Andre Przywara
2026-04-29 9:28 ` [PATCH v2 1/3] sunxi: spl: fix SPL_SUNXI_LED active low configuration Andre Przywara
2026-04-29 9:49 ` Quentin Schulz [this message]
2026-04-29 13:07 ` Paul Kocialkowski
2026-04-29 9:28 ` [PATCH v2 2/3] sunxi: configs: enable power LEDs on 32-bit boards Andre Przywara
2026-04-29 13:08 ` Paul Kocialkowski
2026-04-29 9:28 ` [PATCH v2 3/3] sunxi: configs: enable power LEDs on 64-bit boards Andre Przywara
2026-04-29 13:08 ` Paul Kocialkowski
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