From: Rob Herring <robh@kernel.org>
To: Mark Yao <mark.yao@rock-chips.com>
Cc: David Airlie <airlied@linux.ie>,
Mark Rutland <mark.rutland@arm.com>,
Heiko Stuebner <heiko@sntech.de>,
dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/3] drm/rockchip: dw_hdmi: introduce the VPLL clock setting
Date: Wed, 14 Jun 2017 10:35:21 -0500 [thread overview]
Message-ID: <20170614153521.fr75vwkbx65i56jf@rob-hp-laptop> (raw)
In-Reply-To: <1496992242-10681-1-git-send-email-mark.yao@rock-chips.com>
On Fri, Jun 09, 2017 at 03:10:41PM +0800, Mark Yao wrote:
> For RK3399 HDMI, there is an external clock need for HDMI PHY,
> and it should keep the same clock rate with VOP DCLK.
>
> VPLL have supported the clock for HDMI PHY, but there is no
> clock divider bewteen VPLL and HDMI PHY. So we need to set the
> VPLL rate manually in HDMI driver.
>
> Signed-off-by: Yakir Yang <ykk@rock-chips.com>
> Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
> ---
> Changes in v3: none
> Changes in v2: describe vpll on Documentation.
>
> .../bindings/display/rockchip/dw_hdmi-rockchip.txt | 2 +-
Acked-by: Rob Herring <robh@kernel.org>
> drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 25 +++++++++++++++++++++-
> 2 files changed, 25 insertions(+), 2 deletions(-)
next prev parent reply other threads:[~2017-06-14 15:35 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-09 7:10 [PATCH v3 0/3] Add RK3399 HDMI Support Mark Yao
2017-06-09 7:10 ` [PATCH v3 1/3] drm/rockchip: dw_hdmi: add RK3399 HDMI support Mark Yao
2017-06-14 15:32 ` Rob Herring
2017-06-22 7:17 ` [PATCH v3.1 " Mark Yao
2017-06-22 7:31 ` Heiko Stuebner
2017-06-22 8:02 ` Mark yao
2017-06-22 8:25 ` Heiko Stuebner
2017-06-22 17:04 ` Rob Herring
2017-06-09 7:10 ` [PATCH v3 2/3] drm/rockchip: dw_hdmi: introduce the VPLL clock setting Mark Yao
2017-06-14 15:35 ` Rob Herring [this message]
2017-06-09 7:10 ` [PATCH v3 3/3] drm/rockchip: dw_hdmi: introduce the pclk for grf Mark Yao
2017-06-14 18:38 ` Rob Herring
2017-06-23 1:04 ` [PATCH v3 0/3] Add RK3399 HDMI Support Mark yao
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