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path: root/drivers/clk/samsung/clk-s3c64xx.c
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* clk: samsung: Properly include clk.h and clkdev.hStephen Boyd2015-07-201-2/+1
| | | | | | | | | | | | | | Clock provider drivers generally shouldn't include clk.h because it's the consumer API. Only include clk.h in files that are using it. The clkdev.h header isn't always used either, so remove it and add in slab.h where files were relying on it to include slab for them. Cc: Chanwoo Choi <cw00.choi@samsung.com> Cc: Sylwester Nawrocki <s.nawrocki@samsung.com> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com> Cc: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
* clk: samsung: Register clk provider only after registering its all clocksSylwester Nawrocki2014-06-301-0/+2
| | | | | | | | | | Ensure the clock provider is not registered until after all its related clocks were created and are ready to use. Currently there are races possible and any (of_)clk_get() call right after a clock provider's clk_init_cb callback call may fail. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Tomasz Figa <t.figa@samsung.com>
* clk: s3c64xx: Hookup SPI clocks correctlyCharles Keepax2014-06-301-2/+4
| | | | | | | | | | | | | | | | In the move to this clock driver the hookups for the SPI clocks were dropped, which causes my system Cragganmore (s3c6410 based) to be unable to locate any spibus clocks. This patch adds them back in. When taking the clock from the epll clock (SCLK) the rates on the SPI bus are incorrect, this needs further debugging but the hookup here should be correct and the problem should be else where. The USBCLK case has been dropped because this requires the USB PHY to be enabled. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Tomasz Figa <t.figa@samsung.com>
* clk/samsung: add support for multiple clock providersRahul Sharma2014-05-141-19/+25
| | | | | | | | | | | | | | | | | | Samsung CCF helper functions do not provide support to register multiple Clock Providers for a given SoC. Due to this limitation, SoC platforms are not able to use these helpers for registering multiple clock providers and are forced to bypass this layer. This layer is modified accordingly to enable the support for multiple clock providers. Clock file for exynos4, exynos5250, exynos5420, exynos5440, S3c64xx, S3c24xx are also modified as per changed helper functions. Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com> [t.figa: Modified s3c2410 clock driver as well] Signed-off-by: Tomasz Figa <t.figa@samsung.com>
* clk: samsung: Drop old suspend/resume codeTomasz Figa2014-02-141-1/+1
| | | | | | | | | | | | Since all SoC drivers have been moved to local suspend/resume handling, the old code can be safely dropped. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Heiko Stuebner <heiko@sntech.de> Reviewed-by: Thomas Abraham <thomas.ab@samsung.com> Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
* clk: samsung: s3c64xx: Move suspend/resume handling to SoC driverTomasz Figa2014-02-141-11/+68
| | | | | | | | | | | | Since there are multiple differences in how suspend/resume of particular Exynos SoCs must be handled, SoC driver is better place for suspend/resume handlers and so this patch moves them. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Reviewed-by: Thomas Abraham <thomas.ab@samsung.com> Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
* clk: samsung: s3c64xx: Remove clock aliases of old DMA driverTomasz Figa2013-11-241-2/+0
| | | | | | | | Since the old DMA driver got removed, these aliases are no longer necessary. Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com> Signed-off-by: Mark Brown <broonie@linaro.org>
* clk: samsung: s3c64xx: Add aliases for DMA clocksTomasz Figa2013-11-241-0/+2
| | | | | | | This patch adds clkdev aliases for clocks used by PL08x DMA driver. Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com> Signed-off-by: Mark Brown <broonie@linaro.org>
* clk: s3c64xx: Fix incorrect placement of __initdataSachin Kamat2013-08-271-2/+2
| | | | | | | | __initdata should be placed between the variable name and equal sign for the variable to be placed in the intended section. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Mike Turquette <mturquette@linaro.org>
* clk: samsung: Add clock driver for S3C64xx SoCsTomasz Figa2013-08-051-0/+473
This patch adds new, Common Clock Framework-based clock driver for Samsung S3C64xx SoCs. The driver is just added, without actually letting the platforms use it yet, since this requires more intermediate steps. Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com> Signed-off-by: Mike Turquette <mturquette@linaro.org>
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