diff options
| author | Jagadeesh Kona <quic_jkona@quicinc.com> | 2023-07-07 06:57:41 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-09-19 21:38:16 +0300 |
| commit | 3132a9a11e57f257ab79ae79ce101a38952fa50a (patch) | |
| tree | 7aa53606b12c54772b3914bacef1bb84df818184 /drivers/clk/qcom/clk-alpha-pll.c | |
| parent | 9cbc64745fc6744c0b7a35b59545f21236d81a53 (diff) | |
| download | linux-3132a9a11e57f257ab79ae79ce101a38952fa50a.tar.xz | |
clk: qcom: clk-alpha-pll: Add support for lucid ole pll configure
Lucid ole pll has as extra RINGOSC_CAL_L field in L register in
addition to the fields that are part of lucid evo pll, hence add
support for lucid ole pll configure function to configure the ole plls.
Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230707035744.22245-3-quic_jkona@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Diffstat (limited to 'drivers/clk/qcom/clk-alpha-pll.c')
| -rw-r--r-- | drivers/clk/qcom/clk-alpha-pll.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c index e4ef645f65d1..4edbf77f3360 100644 --- a/drivers/clk/qcom/clk-alpha-pll.c +++ b/drivers/clk/qcom/clk-alpha-pll.c @@ -271,6 +271,7 @@ EXPORT_SYMBOL_GPL(clk_alpha_pll_regs); #define LUCID_EVO_ENABLE_VOTE_RUN BIT(25) #define LUCID_EVO_PLL_L_VAL_MASK GENMASK(15, 0) #define LUCID_EVO_PLL_CAL_L_VAL_SHIFT 16 +#define LUCID_OLE_PLL_RINGOSC_CAL_L_VAL_SHIFT 24 /* ZONDA PLL specific */ #define ZONDA_PLL_OUT_MASK 0xf @@ -2119,6 +2120,34 @@ void clk_lucid_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regma } EXPORT_SYMBOL_GPL(clk_lucid_evo_pll_configure); +void clk_lucid_ole_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, + const struct alpha_pll_config *config) +{ + u32 lval = config->l; + + lval |= TRION_PLL_CAL_VAL << LUCID_EVO_PLL_CAL_L_VAL_SHIFT; + lval |= TRION_PLL_CAL_VAL << LUCID_OLE_PLL_RINGOSC_CAL_L_VAL_SHIFT; + clk_alpha_pll_write_config(regmap, PLL_L_VAL(pll), lval); + clk_alpha_pll_write_config(regmap, PLL_ALPHA_VAL(pll), config->alpha); + clk_alpha_pll_write_config(regmap, PLL_CONFIG_CTL(pll), config->config_ctl_val); + clk_alpha_pll_write_config(regmap, PLL_CONFIG_CTL_U(pll), config->config_ctl_hi_val); + clk_alpha_pll_write_config(regmap, PLL_CONFIG_CTL_U1(pll), config->config_ctl_hi1_val); + clk_alpha_pll_write_config(regmap, PLL_USER_CTL(pll), config->user_ctl_val); + clk_alpha_pll_write_config(regmap, PLL_USER_CTL_U(pll), config->user_ctl_hi_val); + clk_alpha_pll_write_config(regmap, PLL_TEST_CTL(pll), config->test_ctl_val); + clk_alpha_pll_write_config(regmap, PLL_TEST_CTL_U(pll), config->test_ctl_hi_val); + clk_alpha_pll_write_config(regmap, PLL_TEST_CTL_U1(pll), config->test_ctl_hi1_val); + clk_alpha_pll_write_config(regmap, PLL_TEST_CTL_U2(pll), config->test_ctl_hi2_val); + + /* Disable PLL output */ + regmap_update_bits(regmap, PLL_MODE(pll), PLL_OUTCTRL, 0); + + /* Set operation mode to STANDBY and de-assert the reset */ + regmap_write(regmap, PLL_OPMODE(pll), PLL_STANDBY); + regmap_update_bits(regmap, PLL_MODE(pll), PLL_RESET_N, PLL_RESET_N); +} +EXPORT_SYMBOL_GPL(clk_lucid_ole_pll_configure); + static int alpha_pll_lucid_evo_enable(struct clk_hw *hw) { struct clk_alpha_pll *pll = to_clk_alpha_pll(hw); |