From: Jianwei Wang <b52261@freescale.com>
To: <scottwood@freescale.com>, <airlied@linux.ie>,
<dri-devel@lists.freedesktop.org>
Cc: <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>, <Jason.Jin@freescale.com>,
"Jianwei Wang" <b52261@freescale.com>,
Alison Wang <b18965@freescale.com>,
Xiubo Li <lixiubo@cmss.chinamobile.com>
Subject: [PATCH v3 4/4] arm/dts/ls1021a: Add a TFT LCD panel dts node for DCU
Date: Thu, 26 Mar 2015 13:37:05 +0800 [thread overview]
Message-ID: <1427348225-40731-4-git-send-email-b52261@freescale.com> (raw)
In-Reply-To: <1427348225-40731-1-git-send-email-b52261@freescale.com>
Add a required display-timings node for the TFT LCD panel
the TFT LCD panel is WQVGA "480x272", and the bpp is 24.
Signed-off-by: Alison Wang <b18965@freescale.com>
Signed-off-by: Xiubo Li <lixiubo@cmss.chinamobile.com>
Signed-off-by: Jianwei Wang <b52261@freescale.com>
---
arch/arm/boot/dts/ls1021a-twr.dts | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/arch/arm/boot/dts/ls1021a-twr.dts b/arch/arm/boot/dts/ls1021a-twr.dts
index a2c591e..4780b11 100644
--- a/arch/arm/boot/dts/ls1021a-twr.dts
+++ b/arch/arm/boot/dts/ls1021a-twr.dts
@@ -58,6 +58,32 @@
};
};
+&dcu {
+ display = <&display>;
+ status = "okay";
+
+ display: display@0 {
+ bits-per-pixel = <24>;
+
+ display-timings {
+ native-mode = <&timing0>;
+ timing0: nl4827hc19 {
+ clock-frequency = <10870000>;
+ hactive = <480>;
+ vactive = <272>;
+ hback-porch = <2>;
+ hfront-porch = <2>;
+ vback-porch = <2>;
+ vfront-porch = <2>;
+ hsync-len = <41>;
+ vsync-len = <4>;
+ hsync-active = <1>;
+ vsync-active = <1>;
+ };
+ };
+ };
+};
+
&dspi1 {
bus-num = <0>;
status = "okay";
--
2.1.0.27.g96db324
next prev parent reply other threads:[~2015-03-26 5:55 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-26 5:37 [PATCH v3 1/4] drm/layerscape: Add Freescale DCU DRM driver Jianwei Wang
2015-03-26 5:37 ` [PATCH v3 2/4] arm/layerscape/ls1021a: DCU pixel clock control Jianwei Wang
2015-03-26 5:37 ` [PATCH v3 3/4] arm/dts/ls1021a: Add DCU dts node Jianwei Wang
2015-03-26 5:37 ` Jianwei Wang [this message]
2015-03-31 8:49 ` [PATCH v3 1/4] drm/layerscape: Add Freescale DCU DRM driver Stefan Agner
2015-04-07 6:44 ` Jianwei.Wang
2015-04-07 12:12 ` Stefan Agner
2015-04-08 7:17 ` Jianwei.Wang
2015-04-08 7:57 ` Stefan Agner
2015-04-15 10:00 ` Jianwei.Wang
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