Dear Simon Glass,
> From: Michael Spang <sp...@chromium.org>
>
> [port of Linux kernel commit bcd218be5aeb by Steve Glendinning]
>
> The eeprom read & write commands currently check the E2P_CMD_LOADED_ bit is
> set before allowing any operations. This prevents any reading or writing
> unless a correctly programmed EEPROM is installed.
>
> Signed-off-by: Michael Spang <sp...@chromium.org>
> Signed-off-by: Simon Glass <s...@chromium.org>
Acked-by: Marek Vasut <ma...@denx.de>
> ---
> drivers/usb/eth/smsc95xx.c | 4 ----
> 1 files changed, 0 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/usb/eth/smsc95xx.c b/drivers/usb/eth/smsc95xx.c
> index dc5ca65..fd8f8a7 100644
> --- a/drivers/usb/eth/smsc95xx.c
> +++ b/drivers/usb/eth/smsc95xx.c
> @@ -265,10 +265,6 @@ static int smsc95xx_eeprom_confirm_not_busy(struct
> ueth_data *dev)
>
> do {
> smsc95xx_read_reg(dev, E2P_CMD, &val);
> - if (!(val & E2P_CMD_LOADED_)) {
> - debug("No EEPROM present\n");
> - return -1;
> - }
> if (!(val & E2P_CMD_BUSY_))
> return 0;
> udelay(40);
Best regards,
Marek Vasut
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