Age | Commit message (Collapse) | Author | |
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2015-06-19 | clk: at91: fix PERIPHERAL_MAX_SHIFT definition | Boris Brezillon | |
Fix the PERIPHERAL_MAX_SHIFT definition (3 instead of 4) and adapt the round_rate and set_rate logic accordingly. Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Reported-by: "Wu, Songjun" <Songjun.Wu@atmel.com> | |||
2013-12-02 | clk: at91: add PMC peripheral clocks | Boris BREZILLON | |
This patch adds new at91 peripheral clock implementation using common clk framework. Almost all peripherals provided by at91 SoCs need a clock to work properly. This clock is enabled/disabled using PCER/PCDR resgisters. Each peripheral is given an id (see atmel's datasheets) which is used to define and reference peripheral clocks. Some new SoCs (at91sam9x5 and sama5d3) provide a new register (PCR) where you can configure the peripheral clock as a division of the master clock. This will help reducing the peripherals power comsumption. Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com> Acked-by: Mike Turquette <mturquette@linaro.org> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> |