Now that the system clock driver is forwarding set_rate request to the
parent clock, we can safely call clk_set_rate on the system clk and get
rid of the uclk field.
Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
---
drivers/usb/host/ohci-at91.c | 18 +++---------------
1 file changed, 3 insertions(+), 15 deletions(-)
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 7cce85a..15df00c 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -39,7 +39,6 @@
struct ohci_at91_priv {
struct clk *iclk;
struct clk *fclk;
- struct clk *uclk;
struct clk *hclk;
bool clocked;
bool wakeup; /* Saved wake-up state for resume */
@@ -64,10 +63,8 @@ static void at91_start_clock(struct ohci_at91_priv *ohci_at91)
{
if (ohci_at91->clocked)
return;
- if (IS_ENABLED(CONFIG_COMMON_CLK)) {
- clk_set_rate(ohci_at91->uclk, 48000000);
- clk_prepare_enable(ohci_at91->uclk);
- }
+
+ clk_set_rate(ohci_at91->fclk, 48000000);
clk_prepare_enable(ohci_at91->hclk);
clk_prepare_enable(ohci_at91->iclk);
clk_prepare_enable(ohci_at91->fclk);
@@ -78,11 +75,10 @@ static void at91_stop_clock(struct ohci_at91_priv *ohci_at91)
{
if (!ohci_at91->clocked)
return;
+
clk_disable_unprepare(ohci_at91->fclk);
clk_disable_unprepare(ohci_at91->iclk);
clk_disable_unprepare(ohci_at91->hclk);
- if (IS_ENABLED(CONFIG_COMMON_CLK))
- clk_disable_unprepare(ohci_at91->uclk);
ohci_at91->clocked = false;
}
@@ -191,14 +187,6 @@ static int usb_hcd_at91_probe(const struct hc_driver *driver,
retval = PTR_ERR(ohci_at91->hclk);
goto err;
}
- if (IS_ENABLED(CONFIG_COMMON_CLK)) {
- ohci_at91->uclk = devm_clk_get(dev, "usb_clk");
- if (IS_ERR(ohci_at91->uclk)) {
- dev_err(dev, "failed to get uclk\n");
- retval = PTR_ERR(ohci_at91->uclk);
- goto err;
- }
- }
board = hcd->self.controller->platform_data;
ohci = hcd_to_ohci(hcd);
--
1.9.1
--
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