[U-Boot] [Patch V2 3/3] armv8/fsl-layerscape: fdt: add fixup for fman

Scott Wood oss at buserror.net
Fri Jan 22 21:05:44 CET 2016


On Fri, 2016-01-22 at 20:07 +0800, Gong Qianyu wrote:
> Add fdt fixup for Fman clock and inserting Fman ucode blob
> into the device tree.
> 
> Signed-off-by: Gong Qianyu <Qianyu.Gong at nxp.com>
> ---
> V2:
>  - Removed the duplicated function.
> 
>  arch/arm/cpu/armv8/fsl-layerscape/fdt.c | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
> b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
> index eafdd71..8a6b694 100644
> --- a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
> +++ b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
> @@ -8,12 +8,16 @@
>  #include <libfdt.h>
>  #include <fdt_support.h>
>  #include <phy.h>
> +#include <asm/arch/speed.h>
>  #ifdef CONFIG_FSL_LSCH3
>  #include <asm/arch/fdt.h>
>  #endif
>  #ifdef CONFIG_FSL_ESDHC
>  #include <fsl_esdhc.h>
>  #endif
> +#ifdef CONFIG_SYS_DPAA_FMAN
> +#include <fsl_fman.h>
> +#endif
>  #ifdef CONFIG_MP
>  #include <asm/arch/mp.h>
>  #endif
> @@ -181,6 +185,10 @@ static void fdt_fixup_smmu(void *blob)
>  
>  void ft_cpu_setup(void *blob, bd_t *bd)
>  {
> +	struct sys_info sysinfo;
> +
> +	get_sys_info(&sysinfo);
> +
>  #ifdef CONFIG_MP
>  	ft_fixup_cpu(blob);
>  #endif
> @@ -201,4 +209,10 @@ void ft_cpu_setup(void *blob, bd_t *bd)
>  #ifdef CONFIG_FSL_LSCH3
>  	fdt_fixup_smmu(blob);
>  #endif
> +
> +#ifdef CONFIG_SYS_DPAA_FMAN
> +	do_fixup_by_compat_u32(blob, "fsl,fman",
> +			       "clock-frequency", sysinfo.freq_fman[0], 1);
> +	fdt_fixup_fman_firmware(blob);
> +#endif
>  }


There is no clock-frequency in the fman binding.  A clocks property is used
instead (which does not require a fixup).

-Scott



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