[PATCH 4/5] ARM: tegra: paz00: add clocks required for usb operation
Stephen Warren
swarren at nvidia.com
Mon Aug 8 12:57:52 EDT 2011
Marc Dietrich wrote at Sunday, August 07, 2011 1:01 PM:
> These clocks are required for usb operation.
...
> diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c
...
> @@ -145,6 +145,11 @@ static __initdata struct tegra_clk_init_table paz00_clk_init_table[] = {
> /* name parent rate enabled */
> { "uarta", "pll_p", 216000000, true },
> { "uartd", "pll_p", 216000000, true },
> +
> + { "pll_a", "pll_p_out1", 56448000, true },
> + { "pll_a_out0", "pll_a", 11289600, true },
Are you sure those two are required for USB operation; they're typically
used for audio. Of course, this might just be a bug in the commit
description:-) Although, if you are attempting to enable audio, there's
a bunch more stuff that'd need to be done, including some more clock
setup.
--
nvpublic
More information about the linux-arm-kernel
mailing list