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

[Stefano Babic <sbabic@denx.de>]

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

-- 
=====================================================================
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================