[PATCH v2 1/8] ARM: dts: dra7: Initialize USB_DPLL

Roger Quadros rogerq at ti.com
Mon Mar 10 08:49:21 EDT 2014


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/linux-omap@vger.kernel.org/msg101300.html

CC: Mike Turquette <mturquette at linaro.org>
CC: Tero Kristo <t-kristo at ti.com>
Signed-off-by: Roger Quadros <rogerq at ti.com>
---
 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>;
+};
-- 
1.8.3.2




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