Message ID | 20190201154232.10505-9-jagan@amarulasolutions.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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bh=84THfXXcgvHcJWr1/uOYg32V3kLlV4Ule+FUJsuojRc=; b=gORzC+7uOkm6SDlV79rtmniK+blmBQB95TGr01AJrAfGW3EzaxcY6QOUkRodQGFsTL e2c8UfcT9OyUAEo/ZXG32Rm7k3QluHEQEmM4r6tVBinzr4zSKLPSE4OKJSf2ZQqngjXr VIqofN/M3l/zUsjbDQJXbIN2UPbDOP7UmVpC49+bpx7K+mxncZ4w7aQSveh+5JhOaZey Zc57o4Kee5fclvTWwH/+2asuHJRgTD3Nw3PTqizh5xZ+H/Fv8qaDPTSULT65p1AlBjsF E1WY4YoYz5mVjMbL9jrhPMj4fzKJjAxQ8y7cDdQNh7inz5T4aOc3L4MozUAXrcqWgg18 FhOQ== X-Gm-Message-State: AJcUukf6P7wj1/KFIL4G2NtVzL5OkoYo/ozlLAisrHQ9/mtfrEW4lXyC 7IBsV4S9T5twVjBC/eVeev3JQw== X-Google-Smtp-Source: ALg8bN7eWAS4XWIfCIU/GKq6nDCT+Mcco6ruQsm5PRsdG39i7pjM42SH4WVYRmLXcxOYg7dqPiZlSw== X-Received: by 2002:a19:db82:: with SMTP id t2mr30736640lfi.130.1549035779099; Fri, 01 Feb 2019 07:42:59 -0800 (PST) Received: from localhost.localdomain ([217.76.202.68]) by smtp.gmail.com with ESMTPSA id i13-v6sm1305712ljg.82.2019.02.01.07.42.57 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 01 Feb 2019 07:42:58 -0800 (PST) From: Jagan Teki <jagan@amarulasolutions.com> To: Maxime Ripard <maxime.ripard@bootlin.com>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, Chen-Yu Tsai <wens@csie.org>, Michael Turquette <mturquette@baylibre.com>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com> Subject: [PATCH v7 08/23] drm/sun4i: sun6i_mipi_dsi: Enable trail_inv and trail_fill controls Date: Fri, 1 Feb 2019 21:12:17 +0530 Message-Id: <20190201154232.10505-9-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20190201154232.10505-1-jagan@amarulasolutions.com> References: <20190201154232.10505-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190201_074301_352444_29FFC14B X-CRM114-Status: GOOD ( 12.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, Jagan Teki <jagan@amarulasolutions.com>, Michael Trimarchi <michael@amarulasolutions.com>, linux-amarula@amarulasolutions.com, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
drm/sun4i: Allwinner A64 MIPI-DSI support
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expand
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diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c index 46ad142e66e8..a2ad9fa7f8d5 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c @@ -33,6 +33,8 @@ #define SUN6I_DSI_CTL_EN BIT(0) #define SUN6I_DSI_BASIC_CTL_REG 0x00c +#define SUN6I_DSI_BASIC_CTL_TRAIL_INV(n) (((n) & 0xf) << 4) +#define SUN6I_DSI_BASIC_CTL_TRAIL_FILL BIT(3) #define SUN6I_DSI_BASIC_CTL_HBP_DIS BIT(2) #define SUN6I_DSI_BASIC_CTL_HSA_HSE_DIS BIT(1) #define SUN6I_DSI_BASIC_CTL_VIDEO_BURST BIT(0) @@ -464,6 +466,10 @@ static void sun6i_dsi_setup_burst(struct sun6i_dsi *dsi, /* enable burst mode */ regmap_read(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, &val); val |= SUN6I_DSI_BASIC_CTL_VIDEO_BURST; + if (device->lanes == 4) { + val |= SUN6I_DSI_BASIC_CTL_TRAIL_INV(0xc); + val |= SUN6I_DSI_BASIC_CTL_TRAIL_FILL; + } regmap_write(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, val); }