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path: root/drivers/clk/qcom/gcc-ipq806x.c
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* clk: qcom: Add support for NSS/GMAC clocks and resetsStephen Boyd2015-05-301-1/+593
| | | | | | | | Add the NSS/GMAC clocks and the TCM clock and NSS resets. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org> Signed-off-by: David S. Miller <davem@davemloft.net>
* clk: qcom: Add EBI2 clocks for IPQ806xArchit Taneja2015-04-061-0/+32
| | | | | | | | | | The NAND controller within EBI2 requires EBI2_CLK and EBI2_ALWAYS_ON_CLK clocks. Create structs for these clocks so that they can be used by the NAND controller driver. Add an entry for EBI2_AON_CLK in the gcc-ipq806x DT binding document. Signed-off-by: Archit Taneja <architt@codeaurora.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
* clk: qcom: Introduce parent_map tablesGeorgi Djakov2015-03-231-22/+24
| | | | | | | | | | | | | | | | | | | | | In the current parent mapping code, we can get duplicate or inconsistent indexes, which leads to discrepancy between the number of elements in the array and the number of parents. Until now, this was solved with some reordering but this is not always possible. This patch introduces index tables that are used to define the relations between the PLL source and the hardware mux configuration value. To accomplish this, here we do the following: - Define a parent_map struct to map the relations between PLL source index and register configuration value. - Add a qcom_find_src_index() function for finding the index of a clock matching the specific PLL configuration. - Update the {set,get}_parent RCG functions use the newly introduced parent_map struct. - Convert all existing drivers to the new parent_map tables. Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
* clk: qcom: Fix i2c frequency tableStephen Boyd2015-03-121-1/+1
| | | | | | | | | | | | PXO is 25MHz, not 27MHz. Fix the table. Fixes: 24d8fba44af3 "clk: qcom: Add support for IPQ8064's global clock controller (GCC)" Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Reviewed-by: Andy Gross <agross@codeaurora.org> Tested-by: Andy Gross <agross@codeaurora.org> Signed-off-by: Michael Turquette <mturquette@linaro.org>
* clk: qcom: Add IPQ806X LPASS clock controller (LCC) driverRajendra Nayak2015-01-271-0/+12
| | | | | | | | | | | | | | | | Add an LCC driver for IPQ806x that supports the i2s, S/PDIF, and pcm clocks. Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org> Signed-off-by: Kumar Gala <galak@codeaurora.org> Signed-off-by: Josh Cartwright <joshc@codeaurora.org> [sboyd@codeaurora.org: Reworded commit text, added Kconfig select, fleshed out Kconfig description a bit more, added pll4 configuration and reworked probe for it, added muxes, split out dt-binding file] Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Tested-by: Kenneth Westfield <kwestfie@codeaurora.org> Signed-off-by: Michael Turquette <mturquette@linaro.org>
* clk: qcom: drop owner assignment from platform_driversWolfram Sang2014-10-201-1/+0
| | | | | | | A platform_driver does not need to set an owner, it will be populated by the driver core. Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
* Merge tag 'qcom-clocks-for-3.18' of ↵Mike Turquette2014-09-261-1/+30
|\ | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/galak/linux-qcom into clk-next qcom clock changes for 3.18 Some fixes for the IPQ driver and some code consolidation and refactoring.
| * clk: qcom: Add IPQ8064 PLL required for USBAndy Gross2014-09-221-1/+30
| | | | | | | | | | | | | | | | | | This patch adds the PLL0 that is required for the USB clocks to work properly. Signed-off-by: Andy Gross <agross@codeaurora.org> Fixes: 24d8fba44af3 "clk: qcom: Add support for IPQ8064's global clock controller (GCC)" Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
* | clk: qcom: Fix sdc 144kHz frequency entryStephen Boyd2014-09-021-1/+1
|/ | | | | | | | | | | | | | The pre-divider for the sdc clocks only has 2 bits in it, so we can't possibly divide by anything larger than 4 here. Furthermore, we program the value of ~(n - m) and the n value is larger than 8 bits (max of 256). Replace this entry with 200kHz which is close enough to 144kHz to be usable. Cc: Kumar Gala <galak@codeaurora.org> Cc: Andy Gross <agross@codeaurora.org> Fixes: 24d8fba44af3 "clk: qcom: Add support for IPQ8064's global clock controller (GCC)" Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Mike Turquette <mturquette@linaro.org>
* clk: qcom: Add support for IPQ8064's global clock controller (GCC)Kumar Gala2014-07-151-0/+2424
Add a driver for the global clock controller found on IPQ8064 based platforms. This should allow most non-multimedia device drivers to probe and control their clocks. This is currently missing clocks for USB HSIC and networking devices. Signed-off-by: Kumar Gala <galak@codeaurora.org> Signed-off-by: Andy Gross <agross@codeaurora.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
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