Posted by Cliff Brake on 2011-03-19 | 
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As we help customers design products, we often try to leverage the latest cell phone practices and technologies. One of these is USB charging. There has been a push in recent years to standardize on USB chargers for cell-phones. There are a number of organizations involved including the USB-IF and OMTP. Two of the specification [...]
Posted by Cliff Brake on 2009-12-07 | 3 Comments to Read
One of the most common power management modes for ARM processors is the suspend mode. In this mode, peripherals are shut down when possible, the SDRAM is put into self-refresh, and the CPU is placed in a low power mode. A useful bit of information is to know how soon the system can respond to [...]
Posted by Cliff Brake on 2009-11-23 | 9 Comments to Read
This article provides an overview of the Linux kernel support for the suspend state in the TI OMAP3. Power management has always been one of the more difficult parts of a system to get right. The OMAP3 power management is quite extensive. There are many levels of very granular control over the entire system. Initially, [...]