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kernel_samsung_sm7125/drivers/clk/msm/Kconfig

19 lines
542 B

clk: msm: Add snapshot of clock framework files This is snapshot of the clock framework files as of msm-4.9 'commit cc7a1542d987 ("msm: ipa: Fix assignment warning with clang"). Below is the brief description of the additional changes made: 1. Add COMMON_CLK_MSM config flag for conditional compilation for some common files used between COMMON_CLK_MSM and COMMON_CLK_QCOM clock framework files. 2. Add reset controller framework files for BCR operation. 3. Add conditional compilation support for FTRACE clock functions to maintain compatibility for clock framework based on COMMON_CLK_MSM and COMMON_CLK_QCOM. 4. Add files for GDSC operation. 5. Add BCR reset maps. 6. Resolve compilation issue for qti-quin-gvm. Some PLL HWs require an additional delay for the PLL lock detect to stabilize after being brought out of reset and SW to poll for lock detect status. Add delay of 50uSec before polling lock_det bit by introducing new pll ops. Also if PLL fails to lock, record additional PLL debug information in the kernel log before panic(). 'commit 90cb5ecd7cfd ("clk: msm: Add delay of 50uSec before polling lock_detect status")'. 1:1 is the MN divider preference for DSI PCLK for the regular 24 bpp use-case for display as per hardware recommendation. Update the divider array to give first priority to 1:1 divider combination. 'commit a270c07a1e21 ("clk: msm: update the fractional divider array for DSI PCLK")'. For some PLLs, there could be need to configure the calibration L value for auto calibration which PLL would use whenever it will come out of reset. Add support for the same by writing into USER_CTL_HI register. 'commit 05bd8759e347 ("clk: msm: Add support to configure calibration L value")'. Change-Id: I4260a9807e5e1b116db8f43fb9cfbbb55a5a8d67 Signed-off-by: Taniya Das <tdas@codeaurora.org> Signed-off-by: Suresh Kumar Allam <allamsuresh@codeaurora.org>
5 years ago
config COMMON_CLK_MSM
tristate "Support for MSM clock controllers"
depends on OF
depends on ARCH_QCOM
select RATIONAL
select ARCH_HAS_RESET_CONTROLLER
help
This support clock controller used by MSM devices which support
global, mmss and gpu clock controller.
Say Y if you want to support the clocks exposed by the MSM on
platforms such as msm8953 etc.
config MSM_CLK_CONTROLLER_V2
bool "QTI clock driver"
depends on COMMON_CLK_MSM
---help---
Generate clock data structures from definitions found in
device tree.