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path: root/drivers/clk/samsung/clk-exynos5-subcmu.c
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2018-03-06clk: samsung: exynos5250: Move PD-dependent clocks to Exynos5 sub-CMUMarek Szyprowski1-0/+1
Clocks related to DISP1 block require special handling for power domain turn on/off sequences. Till now this was handled by Exynos power domain driver, but that approach was limited only to some special cases. This patch moves handling of those operations to clock controller driver. This gives more flexibility and allows fine tune values of some clock-specific registers. This patch moves handling of those mentioned clocks to Exynos5 sub-CMU driver instantiated from Exynos5250 driver. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Acked-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
2018-03-06clk: samsung: exynos5420: Move PD-dependent clocks to Exynos5 sub-CMUMarek Szyprowski1-0/+2
Clocks related to DISP, GSC and MFC blocks require special handling for power domain turn on/off sequences. Till now this was handled by Exynos power domain driver, but that approach was limited only to some special cases. This patch moves handling of those operations to clock controller driver. This gives more flexibility and allows fine tune values of some clock-specific registers. This patch moves handling of those mentioned clocks to Exynos5 sub-CMU driver instantiated from Exynos5420 driver. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Acked-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
2018-03-06clk: samsung: Add Exynos5 sub-CMU clock driverMarek Szyprowski1-0/+186
Exynos5250/5420/5800 have only one clock controller, but some of their clock depends on respective power domains. Handling integration of clock controller and power domain can be done using runtime PM feature of CCF framework. This however needs a separate struct device for each power domain. This patch adds such separate driver for a group of such clocks, which can be instantiated more than once, each time for a different power domain. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>