Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932107AbbLGN2M (ORCPT ); Mon, 7 Dec 2015 08:28:12 -0500 Received: from mail-pf0-f196.google.com ([209.85.192.196]:34836 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755816AbbLGN2K (ORCPT ); Mon, 7 Dec 2015 08:28:10 -0500 From: Caesar Wang To: Heiko Stuebner Cc: Caesar Wang , Russell King , devicetree@vger.kernel.org, Kumar Gala , linux-kernel@vger.kernel.org, Ian Campbell , linux-rockchip@lists.infradead.org, Rob Herring , Pawel Moll , Mark Rutland , linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] ARM: dts: modify rk3288 jaq backlight-level Date: Mon, 7 Dec 2015 21:11:08 +0800 Message-Id: <1449493869-32151-1-git-send-email-wxt@rock-chips.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2278 Lines: 70 the panel which jaq use require the pwm duty cycle larger than 3%, when the backlight status from power off to power on, otherwise the backlight will flush, so we modify the second brightness-level to 8, and when the backlight from power off to power on the pwm duty cycle will larger than 3%. Signed-off-by: Caesar Wang --- Changes in v1: None arch/arm/boot/dts/rk3288-veyron-jaq.dts | 37 +++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/rk3288-veyron-jaq.dts b/arch/arm/boot/dts/rk3288-veyron-jaq.dts index c2f52cf..991b717 100644 --- a/arch/arm/boot/dts/rk3288-veyron-jaq.dts +++ b/arch/arm/boot/dts/rk3288-veyron-jaq.dts @@ -88,6 +88,43 @@ }; }; +&backlight { + /* Jaq panel PWM must be >= 3%, so start non-zero brightness at 8 */ + brightness-levels = < + 0 + 8 9 10 11 12 13 14 15 + 16 17 18 19 20 21 22 23 + 24 25 26 27 28 29 30 31 + 32 33 34 35 36 37 38 39 + 40 41 42 43 44 45 46 47 + 48 49 50 51 52 53 54 55 + 56 57 58 59 60 61 62 63 + 64 65 66 67 68 69 70 71 + 72 73 74 75 76 77 78 79 + 80 81 82 83 84 85 86 87 + 88 89 90 91 92 93 94 95 + 96 97 98 99 100 101 102 103 + 104 105 106 107 108 109 110 111 + 112 113 114 115 116 117 118 119 + 120 121 122 123 124 125 126 127 + 128 129 130 131 132 133 134 135 + 136 137 138 139 140 141 142 143 + 144 145 146 147 148 149 150 151 + 152 153 154 155 156 157 158 159 + 160 161 162 163 164 165 166 167 + 168 169 170 171 172 173 174 175 + 176 177 178 179 180 181 182 183 + 184 185 186 187 188 189 190 191 + 192 193 194 195 196 197 198 199 + 200 201 202 203 204 205 206 207 + 208 209 210 211 212 213 214 215 + 216 217 218 219 220 221 222 223 + 224 225 226 227 228 229 230 231 + 232 233 234 235 236 237 238 239 + 240 241 242 243 244 245 246 247 + 248 249 250 251 252 253 254 255>; +}; + &rk808 { pinctrl-names = "default"; pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/