From: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
To: Swamil Jain <s-jain1@ti.com>
Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, devarsht@ti.com, praneeth@ti.com,
u-kumar1@ti.com, jyri.sarha@iki.fi, airlied@gmail.com,
simona@ffwll.ch, maarten.lankhorst@linux.intel.com,
mripard@kernel.org, tzimmermann@suse.de, robh@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org,
aradhya.bhatia@linux.dev, mwalle@kernel.org
Subject: Re: [PATCH v4 2/3] drm/tidss: Power up attached PM domains on probe
Date: Fri, 16 Jan 2026 12:04:11 +0200 [thread overview]
Message-ID: <5fa04376-180a-4f7a-8718-42510de45d5d@ideasonboard.com> (raw)
In-Reply-To: <20260116095406.2544565-3-s-jain1@ti.com>
Hi,
On 16/01/2026 11:54, Swamil Jain wrote:
> From: Devarsh Thakkar <devarsht@ti.com>
>
> Some SoC's such as AM62P have dedicated power domains
> for OLDI which need to be powered on separately along
> with display controller.
>
> So during driver probe, power up all attached PM domains
> enumerated in devicetree node for DSS.
>
> This also prepares base to add display support for AM62P.
>
> Tested-by: Michael Walle <mwalle@kernel.org>
> Signed-off-by: Devarsh Thakkar <devarsht@ti.com>
> [j-choudhary@ti.com: fix PM call sequence causing kernel crash in OLDI]
> Signed-off-by: Jayesh Choudhary <j-choudhary@ti.com>
> Signed-off-by: Swamil Jain <s-jain1@ti.com>
> ---
> drivers/gpu/drm/tidss/tidss_drv.c | 82 +++++++++++++++++++++++++++++--
> drivers/gpu/drm/tidss/tidss_drv.h | 4 ++
> 2 files changed, 82 insertions(+), 4 deletions(-)
>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Tomi
next prev parent reply other threads:[~2026-01-16 10:04 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-16 9:54 [PATCH v4 0/3] Add Display support for AM62P SoC Swamil Jain
2026-01-16 9:54 ` [PATCH v4 1/3] dt-bindings: display: ti,am65x-dss: Add am62p dss compatible Swamil Jain
2026-01-16 10:27 ` Krzysztof Kozlowski
2026-01-16 11:09 ` Swamil Jain
2026-01-16 11:24 ` Krzysztof Kozlowski
2026-02-13 12:43 ` Swamil Jain
2026-01-19 10:10 ` Tomi Valkeinen
2026-01-30 12:00 ` Tomi Valkeinen
2026-01-30 12:27 ` Nishanth Menon
2026-02-13 12:47 ` Swamil Jain
2026-02-13 12:32 ` Swamil Jain
2026-01-16 9:54 ` [PATCH v4 2/3] drm/tidss: Power up attached PM domains on probe Swamil Jain
2026-01-16 10:04 ` Tomi Valkeinen [this message]
2026-01-16 9:54 ` [PATCH v4 3/3] drm: tidss: tidss_drv: Add support for AM62P display subsystem Swamil Jain
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