[U-Boot] [PATCH 6/8] imx: mx6qp: Enable PRG clock for IPU

Stefano Babic
2015-06-10T09:24:04Z

On 10/06/2015 10:06, Peng Fan wrote:
> From: "Ye.Li" <B37916@freescale.com>
>
> The i.MX6QP has a PRG module, need to enable its clock for using
> IPU.
>
> Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
> Signed-off-by: Brown Oliver <B37094@freescale.com>
> Signed-off-by: Ye.Li <B37916@freescale.com>
> ---
> arch/arm/cpu/armv7/mx6/clock.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
> index 36cd5a8..ae1b4cc 100644
> --- a/arch/arm/cpu/armv7/mx6/clock.c
> +++ b/arch/arm/cpu/armv7/mx6/clock.c
> @@ -861,6 +861,12 @@ void enable_ipu_clock(void)
> reg = readl(&mxc_ccm->CCGR3);
> reg |= MXC_CCM_CCGR3_IPU1_IPU_MASK;
> writel(reg, &mxc_ccm->CCGR3);
> +
> +#ifdef CONFIG_MX6QP
> + reg = readl(&mxc_ccm->CCGR6);
> + reg |= MXC_CCM_CCGR6_PRG_CLK0_MASK;
> + writel(reg, &mxc_ccm->CCGR6);

This is easy to replace with runtime detection.

> +#endif
> }
> #endif
> /***************************************************/
>

Best regards,
Stefano Babic

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