diff mbox

[U-Boot] net: lpc32xx: correct command register reset value

Message ID 1435460618-18334-1-git-send-email-vz@mleia.com
State Accepted
Delegated to: Joe Hershberger
Headers show

Commit Message

Vladimir Zapolskiy June 28, 2015, 3:03 a.m. UTC
According to LPC32x0 User Manual the following bits in Command
register 0x3106_0100 are defined:

  Bit    Symbol
    2  - Unused
    3  RegReset
    4   TxReset
    5   RxReset

Fix wrong (1-bit shifted right) COMMAND_RESETS value, which sets
an unused bit, but neglects RxReset.

Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
---
 drivers/net/lpc32xx_eth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Albert ARIBAUD (3ADEV) June 29, 2015, 8:25 a.m. UTC | #1
Bonjour Vladimir,

Le Sun, 28 Jun 2015 06:03:38 +0300, Vladimir Zapolskiy <vz@mleia.com> a
écrit :

> According to LPC32x0 User Manual the following bits in Command
> register 0x3106_0100 are defined:
> 
>   Bit    Symbol
>     2  - Unused
>     3  RegReset
>     4   TxReset
>     5   RxReset
> 
> Fix wrong (1-bit shifted right) COMMAND_RESETS value, which sets
> an unused bit, but neglects RxReset.
> 
> Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
> ---
>  drivers/net/lpc32xx_eth.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/lpc32xx_eth.c b/drivers/net/lpc32xx_eth.c
> index 8dcbb4a..72451a9 100644
> --- a/drivers/net/lpc32xx_eth.c
> +++ b/drivers/net/lpc32xx_eth.c
> @@ -170,7 +170,7 @@ struct lpc32xx_eth_registers {
>  #define COMMAND_PASSRUNTFRAME 0x00000040
>  #define COMMAND_FULL_DUPLEX   0x00000400
>  /* Helper: general reset */
> -#define COMMAND_RESETS        0x0000001C
> +#define COMMAND_RESETS        0x00000038
>  
>  /* STATUS register bitfields/masks and offsets (see Table 283) */
>  #define STATUS_RXSTATUS 0x00000001

Acked-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>

Thanks for pointing this bug out!

Cordialement,
Albert ARIBAUD
3ADEV
Joe Hershberger June 29, 2015, 8:38 p.m. UTC | #2
Hi Vladimir,

On Sat, Jun 27, 2015 at 10:03 PM, Vladimir Zapolskiy <vz@mleia.com> wrote:
> According to LPC32x0 User Manual the following bits in Command
> register 0x3106_0100 are defined:
>
>   Bit    Symbol
>     2  - Unused
>     3  RegReset
>     4   TxReset
>     5   RxReset
>
> Fix wrong (1-bit shifted right) COMMAND_RESETS value, which sets
> an unused bit, but neglects RxReset.
>
> Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
> ---

Acked-by: Joe Hershberger <joe.hershberger@ni.com>

I'll pull this into u-boot-net/next, Thanks!
-Joe
Vladimir Zapolskiy Aug. 5, 2015, 10:11 p.m. UTC | #3
Hi Joe,

On 29.06.2015 23:38, Joe Hershberger wrote:
> Hi Vladimir,
> 
> On Sat, Jun 27, 2015 at 10:03 PM, Vladimir Zapolskiy <vz@mleia.com> wrote:
>> According to LPC32x0 User Manual the following bits in Command
>> register 0x3106_0100 are defined:
>>
>>   Bit    Symbol
>>     2  - Unused
>>     3  RegReset
>>     4   TxReset
>>     5   RxReset
>>
>> Fix wrong (1-bit shifted right) COMMAND_RESETS value, which sets
>> an unused bit, but neglects RxReset.
>>
>> Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
>> ---
> 
> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
> 
> I'll pull this into u-boot-net/next, Thanks!
> -Joe
> 

ping.

With best wishes,
Vladimir
Joe Hershberger Aug. 12, 2015, 7:33 p.m. UTC | #4
Hi Vladimir,

On Sat, Jun 27, 2015 at 10:03 PM, Vladimir Zapolskiy <vz@mleia.com> wrote:
> According to LPC32x0 User Manual the following bits in Command
> register 0x3106_0100 are defined:
>
>   Bit    Symbol
>     2  - Unused
>     3  RegReset
>     4   TxReset
>     5   RxReset
>
> Fix wrong (1-bit shifted right) COMMAND_RESETS value, which sets
> an unused bit, but neglects RxReset.
>
> Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>

Applied to u-boot-net, thanks!
-Joe
diff mbox

Patch

diff --git a/drivers/net/lpc32xx_eth.c b/drivers/net/lpc32xx_eth.c
index 8dcbb4a..72451a9 100644
--- a/drivers/net/lpc32xx_eth.c
+++ b/drivers/net/lpc32xx_eth.c
@@ -170,7 +170,7 @@  struct lpc32xx_eth_registers {
 #define COMMAND_PASSRUNTFRAME 0x00000040
 #define COMMAND_FULL_DUPLEX   0x00000400
 /* Helper: general reset */
-#define COMMAND_RESETS        0x0000001C
+#define COMMAND_RESETS        0x00000038
 
 /* STATUS register bitfields/masks and offsets (see Table 283) */
 #define STATUS_RXSTATUS 0x00000001