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[0/2] clk: samsung: exynos850: Implement CMU_CMGP

Message ID 20211109164436.11098-1-semen.protsenko@linaro.org
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Series clk: samsung: exynos850: Implement CMU_CMGP | expand

Message

Sam Protsenko Nov. 9, 2021, 4:44 p.m. UTC 
This series adds CMU_CMGP clock domain to Exynos850 clock driver. In
particular it needs to enable HSI2C (High-Speed I2C) nodes. This series
depends on CMU_APM series [1].

Tested via /sys/kernel/debug/clk/clk_summary:

<<<<<<<<<<<<<<<<<<<<<<<<<<<< cut here >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
                                 enable  prepare  protect
   clock                          count    count    count        rate
---------------------------------------------------------------------

clk_rco_cmgp                         0        0        0    49152000
oscclk                               1        1        0    26000000
    mout_cmgp_adc                    0        0        0    26000000
...
    gout_clkcmu_cmgp_bus             1        1        0   399750000
       gout_cmgp_usi1_pclk           0        0        0   399750000
       gout_cmgp_usi0_pclk           0        0        0   399750000
       gout_gpio_cmgp_pclk           0        0        0   399750000
       dout_cmgp_adc                 0        0        0    28553572
       mout_cmgp_usi1                0        0        0   399750000
          dout_cmgp_usi1             0        0        0   199875000
             gout_cmgp_usi1_ipclk    0        0        0   199875000
       mout_cmgp_usi0                0        0        0   399750000
          dout_cmgp_usi0             0        0        0   199875000
             gout_cmgp_usi0_ipclk    0        0        0   199875000
<<<<<<<<<<<<<<<<<<<<<<<<<<<< cut here >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

[1] https://lkml.org/lkml/2021/10/22/979

Sam Protsenko (2):
  dt-bindings: clock: samsung: Document Exynos850 CMU_CMGP
  clk: samsung: exynos850: Implement CMU_CMGP domain

 .../clock/samsung,exynos850-clock.yaml        |  19 ++++
 drivers/clk/samsung/clk-exynos850.c           | 100 ++++++++++++++++++
 include/dt-bindings/clock/exynos850.h         |  17 +++
 3 files changed, 136 insertions(+)