[PATCH v1 15/16] arm: socfpga: soc64: Skip handoff data access in SSBL

Tan, Ley Foon ley.foon.tan at intel.com
Tue Sep 15 03:54:03 CEST 2020



> -----Original Message-----
> From: Ang, Chee Hong <chee.hong.ang at intel.com>
> Sent: Monday, August 17, 2020 12:35 PM
> To: u-boot at lists.denx.de
> Cc: Marek Vasut <marex at denx.de>; Simon Goldschmidt
> <simon.k.r.goldschmidt at gmail.com>; Tom Rini <trini at konsulko.com>; See,
> Chin Liang <chin.liang.see at intel.com>; Tan, Ley Foon
> <ley.foon.tan at intel.com>; Ang, Chee Hong <chee.hong.ang at intel.com>;
> Chee, Tien Fong <tien.fong.chee at intel.com>; Lim, Elly Siew Chin
> <elly.siew.chin.lim at intel.com>
> Subject: [PATCH v1 15/16] arm: socfpga: soc64: Skip handoff data access in
> SSBL
> 
> SPL already setup the Clock Manager with the handoff data from OCRAM.
> When the Clock Manager's driver get probed again in SSBL, it shall skip the
> handoff data access in OCRAM.
> 
> Signed-off-by: Chee Hong Ang <chee.hong.ang at intel.com>
> ---
>  arch/arm/mach-socfpga/wrap_pll_config_s10.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-socfpga/wrap_pll_config_s10.c
> b/arch/arm/mach-socfpga/wrap_pll_config_s10.c
> index 3da85791a1..049c5711a8 100644
> --- a/arch/arm/mach-socfpga/wrap_pll_config_s10.c
> +++ b/arch/arm/mach-socfpga/wrap_pll_config_s10.c
> @@ -12,6 +12,7 @@
> 
>  const struct cm_config * const cm_get_default_config(void)  {
> +#ifdef CONFIG_SPL_BUILD
>  	struct cm_config *cm_handoff_cfg = (struct cm_config *)
>  		(S10_HANDOFF_CLOCK + S10_HANDOFF_OFFSET_DATA);
>  	u32 *conversion = (u32 *)cm_handoff_cfg; @@ -26,7 +27,7 @@
> const struct cm_config * const cm_get_default_config(void)
>  	} else if (handoff_clk == S10_HANDOFF_MAGIC_CLOCK) {
>  		return cm_handoff_cfg;
>  	}
> -
> +#endif
>  	return NULL;
>  }

Reviewed-by: Ley Foon Tan <ley.foon.tan at intel.com>


More information about the U-Boot mailing list