diff options
| author | Greentime Hu <greentime.hu@sifive.com> | 2021-05-04 18:59:35 +0800 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2021-05-04 12:26:09 +0100 |
| commit | c61287bf17836b67e0b649343778bb4a659bd70d (patch) | |
| tree | 5595fa2eb1f2bac2b6a9367a361facac2fd2cadd /drivers/clk/sifive/fu740-prci.c | |
| parent | a38fd8748464831584a19438cbb3082b5a2dab15 (diff) | |
| download | linux-c61287bf17836b67e0b649343778bb4a659bd70d.tar.bz2 | |
clk: sifive: Add pcie_aux clock in prci driver for PCIe driver
We add pcie_aux clock in this patch so that pcie driver can use
clk_prepare_enable() and clk_disable_unprepare() to enable and disable
pcie_aux clock.
Link: https://lore.kernel.org/r/20210504105940.100004-2-greentime.hu@sifive.com
Signed-off-by: Greentime Hu <greentime.hu@sifive.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/sifive/fu740-prci.c')
| -rw-r--r-- | drivers/clk/sifive/fu740-prci.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/clk/sifive/fu740-prci.c b/drivers/clk/sifive/fu740-prci.c index 764d1097aa51..53f6e00a03b9 100644 --- a/drivers/clk/sifive/fu740-prci.c +++ b/drivers/clk/sifive/fu740-prci.c @@ -72,6 +72,12 @@ static const struct clk_ops sifive_fu740_prci_hfpclkplldiv_clk_ops = { .recalc_rate = sifive_prci_hfpclkplldiv_recalc_rate, }; +static const struct clk_ops sifive_fu740_prci_pcie_aux_clk_ops = { + .enable = sifive_prci_pcie_aux_clock_enable, + .disable = sifive_prci_pcie_aux_clock_disable, + .is_enabled = sifive_prci_pcie_aux_clock_is_enabled, +}; + /* List of clock controls provided by the PRCI */ struct __prci_clock __prci_init_clocks_fu740[] = { [PRCI_CLK_COREPLL] = { @@ -120,4 +126,9 @@ struct __prci_clock __prci_init_clocks_fu740[] = { .parent_name = "hfpclkpll", .ops = &sifive_fu740_prci_hfpclkplldiv_clk_ops, }, + [PRCI_CLK_PCIE_AUX] = { + .name = "pcie_aux", + .parent_name = "hfclk", + .ops = &sifive_fu740_prci_pcie_aux_clk_ops, + }, }; |