[U-Boot] Broken support for hummingboard i2

[Fabio Estevam]

Hi Andrei,

On Fri, May 29, 2015 at 8:57 AM, Andrei Gherzan <andrei at gherzan.ro> wrote:
> Hello Otavio,
>
> Same results with:
>  $ sudo dd if=SPL of=/dev/mmcblk0 conv=notrunc seek=2 bs=512 ; sync
> [sudo] password for agherzan:
>  $ sudo dd if=u-boot.img of=/dev/mmcblk0 conv=notrunc seek=69 bs=1K ; sync

I don't have access to hummingboard dual-lite version, so never tested it.

Just reviewed the code and found some issues.

Could you please try the following?

--- a/board/solidrun/mx6cuboxi/mx6cuboxi.c
+++ b/board/solidrun/mx6cuboxi/mx6cuboxi.c
@@ -536,7 +536,7 @@ static const struct mx6_mmdc_calibration mx6dl_1g_mmcd_calib
        .p0_mpdgctrl0 =    0x023C0224,
        .p0_mpdgctrl1 =    0x02000220,
        .p1_mpdgctrl0 =    0x02200220,
-       .p1_mpdgctrl1 =    0x02000220,
+       .p1_mpdgctrl1 =    0x02040208,
        .p0_mprddlctl =    0x44444846,
        .p1_mprddlctl =    0x4042463C,
        .p0_mpwrdlctl =    0x32343032,
@@ -627,7 +627,7 @@ static void spl_dram_init(int width)
        else if (is_cpu_type(MXC_CPU_MX6Q))
                mx6_dram_cfg(&sysinfo, &mx6q_2g_mmcd_calib, &mem_ddr_4g);
        else if (is_cpu_type(MXC_CPU_MX6DL))
-               mx6_dram_cfg(&sysinfo, &mx6q_1g_mmcd_calib, &mem_ddr_2g);
+               mx6_dram_cfg(&sysinfo, &mx6dl_1g_mmcd_calib, &mem_ddr_2g);
        else if (is_cpu_type(MXC_CPU_MX6SOLO))
                mx6_dram_cfg(&sysinfo, &mx6dl_512m_mmcd_calib, &mem_ddr_2g);
 }