[U-Boot] [PATCH v2 2/8] imx: mx6 correct get_cpu_rev

[Stefano Babic <sbabic@denx.de>]

On 11/06/2015 12:30, Peng Fan wrote:
> The DIGPROG register map:
> 23 ------- 16 | 15 ------ 8 | 7 --- 0 |
>  Major upper  | Major Lower |  Minor  |
> 
> We also need to account for Major Lower.
> 
> Signed-off-by: Ye.Li <B37916@freescale.com>
> Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
> ---
> 
> Changes v2:
>  split from PATCH v1 2/8. This piece code should be in a single patch.
> 
>  arch/arm/cpu/armv7/mx6/soc.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
> index b21bd03..29de624 100644
> --- a/arch/arm/cpu/armv7/mx6/soc.c
> +++ b/arch/arm/cpu/armv7/mx6/soc.c
> @@ -62,6 +62,7 @@ u32 get_cpu_rev(void)
>  	struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
>  	u32 reg = readl(&anatop->digprog_sololite);
>  	u32 type = ((reg >> 16) & 0xff);
> +	u32 major;
>  
>  	if (type != MXC_CPU_MX6SL) {
>  		reg = readl(&anatop->digprog);
> @@ -79,8 +80,9 @@ u32 get_cpu_rev(void)
>  		}
>  
>  	}
> +	major = ((reg >> 8) & 0xff);
>  	reg &= 0xff;		/* mx6 silicon revision */
> -	return (type << 12) | (reg + 0x10);
> +	return (type << 12) | (reg + (0x10 * (major + 1)));
>  }
>  
>  /*
> 
Applied to u-boot-imx, thanks !

Best regards,
Stefano Babic

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