diff options
| author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2020-05-05 00:37:57 +0200 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2020-05-26 20:22:50 -0700 |
| commit | 03a1ee1dad0e39390ca397fff0cf84a3b1de1beb (patch) | |
| tree | f70c53397ee29abdabad6bc8902d02805d8c6952 /drivers/clk/at91/at91sam9n12.c | |
| parent | 99767cd4406fd620d33fa7f820f50764453dc897 (diff) | |
clk: at91: allow setting all PMC clock parents via DT
We need to have clocks accessible via phandle to select them
as peripheral clock parent using assigned-clock-parents in DT.
Add support for PLLACK/PLLBCK/AUDIOPLLCK clocks where available.
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lkml.kernel.org/r/fa39cc10dab8341ea4bc2b7152be9217b2cd34a5.1588630999.git.mirq-linux@rere.qmqm.pl
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/at91/at91sam9n12.c')
| -rw-r--r-- | drivers/clk/at91/at91sam9n12.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/clk/at91/at91sam9n12.c b/drivers/clk/at91/at91sam9n12.c index 3a2564c2f724..630dc5d87171 100644 --- a/drivers/clk/at91/at91sam9n12.c +++ b/drivers/clk/at91/at91sam9n12.c @@ -128,7 +128,7 @@ static void __init at91sam9n12_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - at91sam9n12_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91sam9n12_pmc = pmc_data_allocate(PMC_PLLBCK + 1, nck(at91sam9n12_systemck), 31, 0, 2); if (!at91sam9n12_pmc) return; @@ -162,11 +162,15 @@ static void __init at91sam9n12_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + at91sam9n12_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_pll(regmap, "pllbck", "mainck", 1, &at91rm9200_pll_layout, &pllb_characteristics); if (IS_ERR(hw)) goto err_free; + at91sam9n12_pmc->chws[PMC_PLLBCK] = hw; + parent_names[0] = slck_name; parent_names[1] = "mainck"; parent_names[2] = "plladivck"; |