[U-Boot] [PATCH] Enable HDMI on i.MX6 without VPU

Stefano Babic sbabic at denx.de
Tue Oct 31 10:33:31 UTC 2017


Hi Nikolay,

On 10/10/2017 16:27, Nikolay Petukhov wrote:
> Hi, all
> 
> This patch enables HDMI on CPU without VPU.
> A similar patch for the mainline
> kernel:https://patchwork.kernel.org/patch/9874831/
> Tested on MCIMX6Q4AVT10AD.
> 

This is stored in the commit message if I apply. Please rewrite the
commit message to be suitable for inclusion.

> 
> Signed-off-by: Nikolay Petukhov <nikolaypetukhov at gmail.com
> <mailto:nikolaypetukhov at gmail.com>>
> Cc: Stefano Babic sbabic at denx.de <mailto:sbabic at denx.de>
> ---
>  arch/arm/mach-imx/mx6/soc.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c
> index b724668..8b976f7 100644
> --- a/arch/arm/mach-imx/mx6/soc.c
> +++ b/arch/arm/mach-imx/mx6/soc.c
> @@ -655,6 +655,11 @@ void imx_setup_hdmi(void)
>      int reg, count;
>      u8 val;
>  
> +    /* Turn on MIPI core cfg clock */
> +    reg = readl(&mxc_ccm->CCGR3);
> +    reg |= MXC_CCM_CCGR3_MIPI_CORE_CFG_MASK;
> +    writel(reg, &mxc_ccm->CCGR3);
> +
>      /* Turn on HDMI PHY clock */
>      reg = readl(&mxc_ccm->CCGR2);
>      reg |=  MXC_CCM_CCGR2_HDMI_TX_IAHBCLK_MASK|
> -- 
> 2.7.4
> 
> 

Best regards,
Stefano Babic

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