From: Marek Vasut <marex@denx.de>
To: Adam Ford <aford173@gmail.com>, dri-devel@lists.freedesktop.org
Cc: m.szyprowski@samsung.com, aford@beaconembedded.com,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
NXP Linux Team <linux-imx@nxp.com>,
Inki Dae <inki.dae@samsung.com>,
Jagan Teki <jagan@amarulasolutions.com>,
Andrzej Hajda <andrzej.hajda@intel.com>,
Neil Armstrong <neil.armstrong@linaro.org>,
Robert Foss <rfoss@kernel.org>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
Frieder Schrempf <frieder.schrempf@kontron.de>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/6] drm: bridge: samsung-dsim: Dynamically configure DPHY timing
Date: Mon, 17 Apr 2023 00:12:29 +0200 [thread overview]
Message-ID: <5b6d4cfd-dedb-3123-9db4-28e202da11b2@denx.de> (raw)
In-Reply-To: <20230415104104.5537-4-aford173@gmail.com>
On 4/15/23 12:41, Adam Ford wrote:
> NXP uses a lookup table to determine the various values for
> the PHY Timing based on the clock rate in their downstream
> kernel. Since the input clock can be variable, the phy
> settings need to be variable too. Add an additional variable
> to the driver data to enable this feature to prevent breaking
> boards that don't support it.
Isn't there already a generic LP2HS transition time calculation in the
kernel ?
This looks like a generic calculation which should be done by all the
DSI hosts, so why not introduce a generic helper to do such a
calculation (and not a table please) ?
next prev parent reply other threads:[~2023-04-16 22:12 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-15 10:40 [PATCH 1/6] drm: bridge: samsung-dsim: Support multi-lane calculations Adam Ford
2023-04-15 10:40 ` [PATCH 2/6] drm: bridge: samsung-dsim: Fix PMS Calculator on imx8m[mnp] Adam Ford
2023-04-16 22:07 ` Marek Vasut
2023-04-16 22:31 ` Adam Ford
2023-04-17 7:00 ` Alexander Stein
2023-04-18 11:53 ` Adam Ford
2023-04-20 19:15 ` Adam Ford
2023-04-15 10:41 ` [PATCH 3/6] drm: bridge: samsung-dsim: Fetch pll-clock-frequency automatically Adam Ford
2023-04-16 22:08 ` Marek Vasut
2023-04-18 2:29 ` Adam Ford
2023-04-18 8:30 ` Marek Vasut
2023-04-18 8:47 ` Lucas Stach
2023-04-19 10:41 ` Adam Ford
2023-04-21 11:25 ` Marek Szyprowski
2023-04-21 11:44 ` Adam Ford
2023-04-15 10:41 ` [PATCH 4/6] drm: bridge: samsung-dsim: Dynamically configure DPHY timing Adam Ford
2023-04-16 22:12 ` Marek Vasut [this message]
2023-04-17 8:37 ` Lucas Stach
2023-04-17 11:53 ` Adam Ford
2023-04-18 2:43 ` Adam Ford
2023-04-15 10:41 ` [PATCH 5/6] drm: bridge: samsung-dsim: Support non-burst mode Adam Ford
2023-04-16 22:13 ` Marek Vasut
2023-04-17 11:57 ` Adam Ford
2023-04-17 20:07 ` Marek Vasut
2023-04-17 22:24 ` Adam Ford
2023-04-17 23:23 ` Marek Vasut
2023-04-20 2:24 ` Adam Ford
2023-04-15 10:41 ` [PATCH 6/6] arm64: dts: imx8mn: Fix video clock parents Adam Ford
2023-04-16 22:02 ` [PATCH 1/6] drm: bridge: samsung-dsim: Support multi-lane calculations Marek Vasut
2023-04-17 8:43 ` Lucas Stach
2023-04-17 11:55 ` Adam Ford
2023-04-19 10:47 ` Adam Ford
2023-04-20 13:06 ` Lucas Stach
2023-04-20 13:24 ` Adam Ford
2023-04-20 13:42 ` Lucas Stach
2023-04-20 21:51 ` Adam Ford
2023-04-21 8:40 ` Lucas Stach
2023-04-21 11:28 ` Marek Szyprowski
2023-04-21 11:41 ` Adam Ford
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