From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jagan Teki Subject: [PATCH 05/10] drm/sun4i: sun6i_mipi_dsi: Enable burst mode Date: Sat, 3 Nov 2018 15:38:55 +0530 Message-ID: <20181103100900.30313-6-jagan@amarulasolutions.com> References: <20181103100900.30313-1-jagan@amarulasolutions.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20181103100900.30313-1-jagan@amarulasolutions.com> Sender: linux-kernel-owner@vger.kernel.org To: Maarten Lankhorst , Maxime Ripard , Sean Paul , David Airlie , Rob Herring , Chen-Yu Tsai , Icenowy Zheng , Jernej Skrabec , Vasily Khoruzhick , Thierry Reding , Mark Rutland , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Michael Trimarchi , TL Lim , linux-sunxi@googlegroups.com Cc: Jagan Teki List-Id: devicetree@vger.kernel.org Enable video_mode_burst bit from dsi base control register for burst mode display panels. Signed-off-by: Jagan Teki --- drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c index b6c01891df36..b18a01361f11 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c @@ -421,6 +421,10 @@ static void sun6i_dsi_setup_burst(struct sun6i_dsi *dsi, regmap_write(dsi->regs, SUN6I_DSI_BURST_LINE_REG, SUN6I_DSI_BURST_LINE_NUM(line_num) | SUN6I_DSI_BURST_LINE_SYNC_POINT(sync_point)); + + regmap_read(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, &val); + val |= SUN6I_DSI_BASIC_CTL_VIDEO_BURST; + regmap_write(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, val); } static void sun6i_dsi_setup_inst_loop(struct sun6i_dsi *dsi, -- 2.18.0.321.gffc6fa0e3