clk: stm32mp: handle ck_usbo_48m clock provided by USBPHYC
Handle the input clock of RCC USB_PHY_48, provided by USBPHYC
and named "ck_usbo_48m".
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
diff --git a/drivers/clk/stm32/clk-stm32mp1.c b/drivers/clk/stm32/clk-stm32mp1.c
index 4525500..4f4524f 100644
--- a/drivers/clk/stm32/clk-stm32mp1.c
+++ b/drivers/clk/stm32/clk-stm32mp1.c
@@ -962,6 +962,24 @@
return dfout;
}
+static ulong stm32mp1_clk_get_by_name(const char *name)
+{
+ struct clk clk;
+ struct udevice *dev = NULL;
+ ulong clock = 0;
+
+ if (!uclass_get_device_by_name(UCLASS_CLK, name, &dev)) {
+ if (clk_request(dev, &clk)) {
+ log_err("%s request", name);
+ } else {
+ clk.id = 0;
+ clock = clk_get_rate(&clk);
+ }
+ }
+
+ return clock;
+}
+
static ulong stm32mp1_clk_get(struct stm32mp1_clk_priv *priv, int p)
{
u32 reg;
@@ -1127,24 +1145,11 @@
break;
/* other */
case _USB_PHY_48:
- clock = 48000000;
+ clock = stm32mp1_clk_get_by_name("ck_usbo_48m");
break;
case _DSI_PHY:
- {
- struct clk clk;
- struct udevice *dev = NULL;
-
- if (!uclass_get_device_by_name(UCLASS_CLK, "ck_dsi_phy",
- &dev)) {
- if (clk_request(dev, &clk)) {
- log_err("ck_dsi_phy request");
- } else {
- clk.id = 0;
- clock = clk_get_rate(&clk);
- }
- }
+ clock = stm32mp1_clk_get_by_name("ck_dsi_phy");
break;
- }
default:
break;
}