Age | Commit message (Collapse) | Author | |
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2015-10-26 | clk: lpc18xx-ccu: fix potential system hang when disabling unused clocks | Joachim Eastwood | |
CCU branch clock register must only be accessed while the base (parent) clock is running. Access with a disabled base clock will cause the system to hang. Fix this issue by adding code that check if the parent clock is running in the is_enabled clk_ops callback. This hang would occur when disabling unused clocks after AMBA runtime pm had already disabled some of the clocks. Signed-off-by: Joachim Eastwood <manabian@gmail.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> | |||
2015-06-18 | clk: add lpc18xx ccu clk driver | Joachim Eastwood | |
Add driver for NXP LPC18xx/43xx Clock Control Unit (CCU). The CCU provides fine grained gating of most clocks present in the SoC. Signed-off-by: Joachim Eastwood <manabian@gmail.com> Signed-off-by: Michael Turquette <mturquette@baylibre.com> |