diff options
Diffstat (limited to 'arch/arm/boot/dts/berlin2cd-google-chromecast.dts')
| -rw-r--r-- | arch/arm/boot/dts/berlin2cd-google-chromecast.dts | 65 |
1 files changed, 27 insertions, 38 deletions
diff --git a/arch/arm/boot/dts/berlin2cd-google-chromecast.dts b/arch/arm/boot/dts/berlin2cd-google-chromecast.dts index ca24def0ce13..56fa951bc86f 100644 --- a/arch/arm/boot/dts/berlin2cd-google-chromecast.dts +++ b/arch/arm/boot/dts/berlin2cd-google-chromecast.dts @@ -1,39 +1,8 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* * Device Tree file for Google Chromecast * * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> - * - * This file is dual-licensed: you can use it either under the terms - * of the GPL or the X11 license, at your option. Note that this dual - * licensing only applies to this file, and not this project as a - * whole. - * - * a) This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - * - * Or, alternatively, - * - * b) Permission is hereby granted, free of charge, to any person - * obtaining a copy of this software and associated documentation - * files (the "Software"), to deal in the Software without - * restriction, including without limitation the rights to use, - * copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following - * conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES - * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. */ /dts-v1/; @@ -52,22 +21,35 @@ memory@0 { device_type = "memory"; - reg = <0x00000000 0x20000000>; /* 512 MB */ + + /* + * We're using "linux,usable-memory" instead of "reg" here + * because the (signed and encrypted) bootloader that shipped + * with this device provides an incorrect memory range in + * ATAG_MEM. Linux helpfully overrides the "reg" property with + * data from the ATAG, so we can't specify the proper range + * normally. Fortunately, this alternate property is checked + * first by the OF driver, so we can (ab)use it instead. + */ + linux,usable-memory = <0x00000000 0x20000000>; /* 512 MB */ }; leds { - compatible = "gpio-leds"; + compatible = "pwm-leds"; + pinctrl-0 = <&ledpwm_pmux>; + pinctrl-names = "default"; white { label = "white"; - gpios = <&portc 1 GPIO_ACTIVE_HIGH>; - default-state = "keep"; + pwms = <&pwm 0 600000 0>; + max-brightness = <255>; + linux,default-trigger = "default-on"; }; red { label = "red"; - gpios = <&portc 2 GPIO_ACTIVE_HIGH>; - default-state = "keep"; + pwms = <&pwm 1 600000 0>; + max-brightness = <255>; }; }; }; @@ -86,3 +68,10 @@ &usb_phy1 { status = "okay"; }; &usb1 { status = "okay"; }; + +&soc_pinctrl { + ledpwm_pmux: ledpwm-pmux { + groups = "G0"; + function = "pwm"; + }; +}; |