From: Weiqing Kong <weiqing.kong@mediatek.com>
To: Thierry Reding <thierry.reding@gmail.com>,
Mark Rutland <mark.rutland@arm.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
weiqing.kong@mediatek.com
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Russell King <linux@arm.linux.org.uk>,
linux-pwm@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
srv_heupstream@mediatek.com, Sascha Hauer <kernel@pengutronix.de>,
erin.lo@medaitek.com, yingjoe.chen@mediatek.com,
yh.huang@mediatek.com
Subject: [PATCH 3/3] dts: Add disp bls dsti and dts config for MT2701
Date: Wed, 4 May 2016 14:53:27 +0800 [thread overview]
Message-ID: <1462344807-6336-4-git-send-email-weiqing.kong@mediatek.com> (raw)
In-Reply-To: <1462344807-6336-1-git-send-email-weiqing.kong@mediatek.com>
Signed-off-by: Weiqing Kong <weiqing.kong@mediatek.com>
---
arch/arm/boot/dts/mt2701-evb.dts | 29 +++++++++++++++++++++++++++++
arch/arm/boot/dts/mt2701.dtsi | 9 +++++++++
2 files changed, 38 insertions(+)
diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
index 082ca88..6d572f4 100644
--- a/arch/arm/boot/dts/mt2701-evb.dts
+++ b/arch/arm/boot/dts/mt2701-evb.dts
@@ -22,6 +22,35 @@
memory {
reg = <0 0x80000000 0 0x40000000>;
};
+
+ backlight_lcd: backlight_lcd {
+ compatible = "pwm-backlight";
+ pwms = <&disp_bls 0 100000>;
+ brightness-levels = <
+ 0 16 32 48 64 80 96 112
+ 128 144 160 176 192 208 224 240
+ 255
+ >;
+ default-brightness-level = <9>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm_bls_gpio>;
+ };
+};
+
+&disp_bls {
+ status = "okay";
+};
+
+&mmsys {
+ status = "okay";
+};
+
+&pio {
+ pwm_bls_gpio: pwm_bls_gpio {
+ pins_cmd_dat {
+ pinmux = <MT2701_PIN_208_AUD_EXT_CK1__FUNC_DISP_PWM>;
+ };
+ };
};
&uart0 {
diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
index 42d5a37..dae55d6 100644
--- a/arch/arm/boot/dts/mt2701.dtsi
+++ b/arch/arm/boot/dts/mt2701.dtsi
@@ -234,6 +234,15 @@
status = "disabled";
};
+ disp_bls: dispsys@1400a000 {
+ compatible = "mediatek,mt2701-disp-bls";
+ reg = <0 0x1400a000 0 0x1000>;
+ #pwm-cells = <2>;
+ clocks = <&mmsys CLK_MM_MDP_BLS_26M>, <&mmsys CLK_MM_DISP_BLS>;
+ clock-names = "main", "mm";
+ status = "disabled";
+ };
+
imgsys: syscon@15000000 {
compatible = "mediatek,mt2701-imgsys", "syscon";
reg = <0 0x15000000 0 0x1000>;
--
1.9.1
next prev parent reply other threads:[~2016-05-04 6:53 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-04 6:53 [PATCH 0/3] Support Mediatek Soc MT2701 disp pwm Weiqing Kong
2016-05-04 6:53 ` [PATCH 1/3] dt-bindings: pwm: Add MediaTek display PWM bindings Weiqing Kong
2016-05-04 6:53 ` [PATCH 2/3] pwm: Add MediaTek MT2701 display PWM driver support Weiqing Kong
2016-05-04 6:53 ` Weiqing Kong [this message]
-- strict thread matches above, loose matches on Subject: below --
2016-05-16 8:14 [PATCH 0/3] Support Mediatek Soc MT2701 disp pwm Weiqing Kong
2016-05-16 8:14 ` [PATCH 3/3] dts: Add disp bls dsti and dts config for MT2701 Weiqing Kong
2016-05-23 6:23 [PATCH 0/3] Support Mediatek Soc MT2701 disp pwm weiqing.kong
2016-05-23 6:23 ` [PATCH 3/3] dts: Add disp bls dsti and dts config for MT2701 weiqing.kong
2016-05-23 11:23 [PATCH 0/3] Support Mediatek Soc MT2701 disp pwm Weiqing Kong
2016-05-23 11:23 ` [PATCH 3/3] dts: Add disp bls dsti and dts config for MT2701 Weiqing Kong
2016-05-30 8:41 [PATCH RESEND 0/3] Support Mediatek Soc MT2701 disp pwm Weiqing Kong
2016-05-30 8:41 ` [PATCH 3/3] dts: Add disp bls dsti and dts config for MT2701 Weiqing Kong
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