Hi,
....
>>> Testing with A10 Gemei G9 Tablet, FEL mode is broken:
>>>
>>> a) With usb-boot via fel:
>>>
>>> I get following error/warning:
>>> Loading Environment from FAT... Card did not respond to voltage select!
>>>
>>> => mmc list
>>> mmc@1c0f000: 0
>>> ### All commands below stalls for a bit (~2 seconds), but return nothing
>>> => mmc info
>>> => mmc dev 0
>>> => mmc part
>>>
> Similar issue with A20 Olinuxino Lime2 revk with SPI.
>
> a) Fel mode usb-boot failure (cannot properly initialize sd / emmc)
> b) SPI boot failure (cannot properly initialize sd / emmc)
>
> c) Regular SD-card boot works ok!
> d) eMMC boot works ok!
Can you please try whether the patch below fixes this? At least it worked
for me with FEL booting my Pine64-LTS.
Not totally happy with it, but it seems like we do a similar trick for
I2C anyway, so ...
Cheers,
Andre
---
board/sunxi/board.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index ad14837291..e330367d1d 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -208,6 +208,10 @@ enum env_location env_get_location(enum env_operation op,
int prio)
}
#endif
+#ifdef CONFIG_DM_MMC
+static void mmc_pinmux_setup(int sdc);
+#endif
+
/* add board specific code here */
int board_init(void)
{
@@ -269,6 +273,17 @@ int board_init(void)
i2c_init_board();
#endif
+#ifdef CONFIG_DM_MMC
+ /*
+ * Temporary workaround for enabling I2C clocks until proper sunxi DM
+ * clk, reset and pinctrl drivers land.
+ */
+ mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT);
+#if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1
+ mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA);
+#endif
+#endif /* CONFIG_DM_MMC */
+
/* Uses dm gpio code so do this here and not in i2c_init_board() */
return soft_i2c_board_init();
}
--
2.14.5
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