Power management – Purism https://puri.sm/ High-quality computers that protect your freedom and privacy Wed, 01 Oct 2025 18:29:47 +0000 en-US hourly 1 https://wordpress.org/?v=4.9.28 https://puri.sm/wp-content/uploads/2020/04/cropped-purism-logo-rectangle-1-32x32.png Power management – Purism https://puri.sm/ 32 32 Librem-EC 1.11 https://puri.sm/posts/librem-ec-1-11/ Wed, 09 Nov 2022 18:35:09 +0000 https://puri.sm/?p=76155 Librem-EC 1.11 for the Librem 14 laptop includes several improvements targeting device stability and reliability.  As with our previous posts on the EC, it has been quite an adventure investigating corner cases!  Update to this release with our update instructions, and as always the source code is available. Battery Power Limits Despite several EC releases addressing […]

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]]> Librem 14 Status Update: Shipping Starts in December https://puri.sm/posts/librem-14-status-update-shipping-starts-in-december/ Mon, 09 Nov 2020 08:00:15 +0000 https://puri.sm/?p=69848 Librem 14 will begin shipping in December with all backorders shipped in January and reaching shipping parity in February.

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]]> Purism’s contributions to Linux 5.5 and 5.6 https://puri.sm/posts/purisms-contributions-to-linux-5-5-and-5-6/ Tue, 24 Mar 2020 20:12:33 +0000 https://puri.sm/?p=67827 Following up on our report for Linux 5.4, we continue to improve mainline kernel support for the Librem 5 phone. Here’s a summary of the progress we have made during the 5.5 and 5.6 development cycles. Librem 5’s backlight LED driver The driver that saw the most patches was the LED backlight driver. More specifically […]

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]]> Librem 5 Power Management Improvements up to Jan 2020 https://puri.sm/posts/librem-5-power-management-improvements-up-to-jan-2020/ Wed, 19 Feb 2020 11:00:43 +0000 https://puri.sm/?p=67170 Power-management improvements continue to find their way into PureOS. We still have a ways to go before the battery can make it through a day, but progress is steady. Let’s go over a few of the latest changes. Improvements: Apps can now detect the charging state and various usb-c properties. This could come in handy […]

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]]> Librem 5 December 2019 Software Update https://puri.sm/posts/librem-5-december-2019-software-update/ Sat, 15 Feb 2020 09:59:24 +0000 https://puri.sm/?p=67454 Although we’re well into 2020, the changelog-style software progress reports for the turn of the year have yet to be published. Let’s fix that by giving a brief update of what happened in December. Some of the activities below were already mentioned in their own articles in Purism’s news archive; others will be covered in […]

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]]> Librem 5 November 2019 Software Update https://puri.sm/posts/librem-5-november-2019-software-update/ Tue, 24 Dec 2019 13:32:33 +0000 https://puri.sm/?p=66849 General In November, we shipped the Birch batch of Librem 5, fixed audio routing, made changes to various apps and shared Librem 5 at various meetups and talks. A couple of other articles appeared about software development: Oxidizing Squeekboard described the use of the Rust programming language in the Librem 5’s virtual keyboard, and the […]

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]]> Librem 5, the world’s first ethical, user-controlled smartphone, makes steady progress for initial shipping beginning April 2019 https://puri.sm/posts/2018-09-librem5-hardware-roadmap-announcement/ Tue, 04 Sep 2018 15:00:23 +0000 https://puri.sm/?p=58283 Device maker Purism shares new details on the smartphone’s status and production schedule SAN FRANCISCO, Calif., September 4, 2018 — Purism, the social purpose corporation which designs and produces popular digital rights respecting hardware, software, and services, is sharing the much anticipated progress and scheduling for its Librem 5 smartphone. Pre-selling at $599 until production—less […]

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]]> Progress update from the Librem 5 hardware department https://puri.sm/posts/librem5-2018-09-hardware-report/ Tue, 04 Sep 2018 14:57:02 +0000 https://puri.sm/?p=53202 As you might have noted when we announced closing the development kit “last call” sale, new specifications have been made public. I want to explain what led to these specifications and why we made the choices we made and what the current timeline is for the devkits and Librem 5 phones. We want to make […]

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]]> Librem 5 general development report — February 2nd, 2018 https://puri.sm/posts/librem5-progress-report-3/ Fri, 02 Feb 2018 16:30:15 +0000 https://puri.sm/?p=47791 The Librem 5 and recent industry news Lately, news headlines have been packed with discussions about critical CPU bugs which are not only found in Intel CPUs, but also partially in AMD CPUs and some ARM cores. At the same time, some of our backers have voiced concerns about the future of NXP in light […]

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]]> Librem 5 Phone Progress Report – The First of Many More to Come! https://puri.sm/posts/librem5-progress-report-1/ Tue, 16 Jan 2018 12:00:00 +0000 https://puri.sm/?p=47090 First, let me apologize for the silence. It was not because we went into hibernation for the winter, but because we were so busy in the initial preparation and planning of a totally new product while simultaneously orienting an entirely new development team. Since we are more settled into place now, we want to change […]

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