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Groups > linux.kernel > #1260638
| From | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH net-next 2/6] net: dsa: mv88e6060: use the correct InitReady bit |
| Date | 2015-11-02 14:10 +0100 |
| Message-ID | <qqn25-5Jb-87@gated-at.bofh.it> (permalink) |
| References | <qql0e-4in-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hello.
On 11/2/2015 1:57 PM, Neil Armstrong wrote:
> According to the mv88e6060 datasheet, the InitReady bit position
> is 11 and the polarity is inverted.
> Use the bit correctly to detect the end of initialization.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> ---
> drivers/net/dsa/mv88e6060.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/dsa/mv88e6060.c b/drivers/net/dsa/mv88e6060.c
> index 6885ef5..c10880f 100644
> --- a/drivers/net/dsa/mv88e6060.c
> +++ b/drivers/net/dsa/mv88e6060.c
> @@ -102,7 +102,7 @@ static int mv88e6060_switch_reset(struct dsa_switch *ds)
> timeout = jiffies + 1 * HZ;
> while (time_before(jiffies, timeout)) {
> ret = REG_READ(REG_GLOBAL, 0x00);
> - if ((ret & 0x8000) == 0x0000)
> + if ((ret & 0x800) != 0x0000)
You could as well drop != 0.
[...]
MBR, Sergei
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[RFC PATCH net-next 2/6] net: dsa: mv88e6060: use the correct InitReady bit Neil Armstrong <narmstrong@baylibre.com> - 2015-11-02 12:00 +0100 Re: [RFC PATCH net-next 2/6] net: dsa: mv88e6060: use the correct InitReady bit Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2015-11-02 14:10 +0100
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