diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2023-01-18 08:09:18 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-01-19 14:10:44 +0100 |
| commit | faaca436699603355c5c9711942c6441eec38b0e (patch) | |
| tree | e1579f70a2358ef3c9cf33c02fac5f405de2d6a2 /drivers/usb/fotg210/fotg210-core.c | |
| parent | baef5330d35b477056c0304ce1283f0aed4d5d20 (diff) | |
usb: fotg210: Move clock handling to core
Grab the optional silicon block clock, prepare and enable it in
the core before proceeding to prepare the host or peripheral
driver. This saves duplicate code and also uses the simple
devm_clk_get_optional_enabled() to do everything we really
want to do.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230103-gemini-fotg210-usb-v2-4-100388af9810@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/fotg210/fotg210-core.c')
| -rw-r--r-- | drivers/usb/fotg210/fotg210-core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/fotg210/fotg210-core.c b/drivers/usb/fotg210/fotg210-core.c index 0dd4957ad70a..f90b2ae9ed9d 100644 --- a/drivers/usb/fotg210/fotg210-core.c +++ b/drivers/usb/fotg210/fotg210-core.c @@ -6,6 +6,7 @@ * driver. */ #include <linux/bitops.h> +#include <linux/clk.h> #include <linux/device.h> #include <linux/mfd/syscon.h> #include <linux/module.h> @@ -109,6 +110,10 @@ static int fotg210_probe(struct platform_device *pdev) if (!fotg->base) return -ENOMEM; + fotg->pclk = devm_clk_get_optional_enabled(dev, "PCLK"); + if (IS_ERR(fotg->pclk)) + return PTR_ERR(fotg->pclk); + mode = usb_get_dr_mode(dev); if (of_device_is_compatible(dev->of_node, "cortina,gemini-usb")) { |