Re: [PATCH 2/5] ARM: imx6q: add clock for apbh-dma

[Huang Shijie <b32955@xxxxxxxxxxxxx>]

于 2012年05月25日 01:30, Sascha Hauer 写道:
> On Thu, May 24, 2012 at 06:50:56PM +0800, Huang Shijie wrote:
> > add the clock for apbh-dma.
> >
> > Signed-off-by: Huang Shijie<b32955@xxxxxxxxxxxxx>
> > ---
> >   arch/arm/mach-imx/clk-imx6q.c |    3 ++-
> >   1 files changed, 2 insertions(+), 1 deletions(-)
> >
> > diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
> > index cab02d0..12d9040 100644
> > --- a/arch/arm/mach-imx/clk-imx6q.c
> > +++ b/arch/arm/mach-imx/clk-imx6q.c
> > @@ -318,7 +318,7 @@ int __init mx6q_clocks_init(void)
> >   	clk[ahb]               = imx_clk_busy_divider("ahb",               "periph",      base + 0x14, 10,  3,   base + 0x48, 1);
> >
> >   	/*                                name             parent_name          reg         shift */
> > -	clk[apbh_dma]     = imx_clk_gate2("apbh_dma",      "ahb",               base + 0x68, 4);
> > +	clk[apbh_dma]     = imx_clk_gate2("apbh_dma",      "usdhc3",            base + 0x68, 4);
> This change looks strange. Is this correct?
yes. it's correct.

The datasheet about the clock tells us the parent of the apbh-dma is usdhc3.

Best Regards
Huang Shijie

> Sascha



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