From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jason Liu <liu.h.jason@gmail.com>
Date: Thu, 29 Dec 2011 16:38:30 +0800
Subject: [U-Boot] [PATCH] i.mx6:imx6q: allign MAC address with burned-in
	ordering
In-Reply-To: <1324298293-14900-1-git-send-email-jason.hui@linaro.org>
References: <1324298293-14900-1-git-send-email-jason.hui@linaro.org>
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To: u-boot@lists.denx.de

Stefano,

2011/12/19 Jason Liu <jason.hui@linaro.org>:
> For the i.mx6q, the burned-in MAC address will be the following odering,
>
> fuse: 0x620[7:0] ? MAC_ADDR[7:0] ? ? ---> mac[5]
> fuse: 0x620[15:8] ?MAC_ADDR[15:8] ? ?---> mac[4]
> fuse: 0x620[23:16] MAC_ADDR[23:16] ? ---> mac[3]
> fuse: 0x620[31:24] MAC_ADDR[31:24] ? ---> mac[2]
> fuse: 0x630[7:0] ? MAC_ADDR[39:32] ? ---> mac[1]
> fuse: 0x630[15:8] ?MAC_ADDR[47:40] ? ---> mac[0]
>
> This patch also fix the error caculation for the fuse bank[0] address
>
> Signed-off-by: Jason Liu <jason.hui@linaro.org>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
> ?arch/arm/cpu/armv7/mx6/soc.c ? ? ? ? ? ? | ? 14 ++++++++------
> ?arch/arm/include/asm/arch-mx6/imx-regs.h | ? ?2 +-
> ?2 files changed, 9 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
> index dff5e4e..bd59cf5 100644
> --- a/arch/arm/cpu/armv7/mx6/soc.c
> +++ b/arch/arm/cpu/armv7/mx6/soc.c
> @@ -70,13 +70,15 @@ void imx_get_mac_from_fuse(unsigned char *mac)
> ? ? ? ?struct fuse_bank4_regs *fuse =
> ? ? ? ? ? ? ? ? ? ? ? ?(struct fuse_bank4_regs *)bank->fuse_regs;
>
> - ? ? ? u32 mac_lo = readl(&fuse->mac_addr_low);
> - ? ? ? u32 mac_hi = readl(&fuse->mac_addr_high);
> + ? ? ? u32 value = readl(&fuse->mac_addr_high);
> + ? ? ? mac[0] = (value >> 8);
> + ? ? ? mac[1] = value ;
>
> - ? ? ? *(u32 *)mac = mac_lo;
> -
> - ? ? ? mac[4] = mac_hi & 0xff;
> - ? ? ? mac[5] = (mac_hi >> 8) & 0xff;
> + ? ? ? value = readl(&fuse->mac_addr_low);
> + ? ? ? mac[2] = value >> 24 ;
> + ? ? ? mac[3] = value >> 16 ;
> + ? ? ? mac[4] = value >> 8 ;
> + ? ? ? mac[5] = value ;
>
> ?}
> ?#endif
> diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h
> index 85d55b7..5fe9748 100644
> --- a/arch/arm/include/asm/arch-mx6/imx-regs.h
> +++ b/arch/arm/include/asm/arch-mx6/imx-regs.h
> @@ -214,7 +214,7 @@ struct iim_regs {
> ? ? ? ?u32 ? ? crc_value;
> ? ? ? ?u32 ? ? rsvd6[3];
> ? ? ? ?u32 ? ? version;
> - ? ? ? u32 ? ? rsvd7[0xd8];
> + ? ? ? u32 ? ? rsvd7[0xdb];
>
> ? ? ? ?struct fuse_bank {
> ? ? ? ? ? ? ? ?u32 ? ? fuse_regs[0x20];

Ping. Any comments?

> --
> 1.7.4.1
>
>
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