On 03/10/2014 02:49 PM, Roger Quadros wrote:
USB_DPLL must be initialized and locked at boot so that
USB modules can work.
Program USB_DLL_M2 output to half rate as well.
Patch depends on
https://www.mail-archive.com/[email protected]/msg101300.html
CC: Mike Turquette <[email protected]>
CC: Tero Kristo <[email protected]>
Signed-off-by: Roger Quadros <[email protected]>
---
arch/arm/boot/dts/dra7.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 597979b..f376923 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -815,3 +815,11 @@
};
/include/ "dra7xx-clocks.dtsi"
+
+&dpll_usb_ck {
+ default-rate = <960000000>;
+};
+
+&dpll_usb_m2_ck {
+ default-rate = <480000000>;
+};
You can add these directly under the dra7xx-clocks.dtsi file as well, as
I don't think anybody needs to modify these. And the properties can be
added directly under the nodes themselves.
However, this patch can't be acked yet as we have no feedback from Mike
for the default-rate proposal.
-Tero
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