Hi Jens,
On Mon, May 5, 2008 at 5:06 AM, Jens Gehrlein <[EMAIL PROTECTED]> wrote:
> Signed-off-by: Jens Gehrlein <[EMAIL PROTECTED]>
> ---
> Hi,
>
> third attempt:
> wrapped the long line, fixed typo, extended README
> file and avoided e-mail text above the separator :-)
>
> Sorry, I'm not a raw recruit but I didn't issue many
> patches so far.
>
> The title should go into the commit text, so it won't
> appear twice. Or do you wish a more detailed description?
>
This looks fine to me.
> Perhaps some corrections concerning English wording in the
> README file are necessary?
>
>
> README | 15 +++++++++++++++
> drivers/net/smc911x.c | 21 +++++++++++++++++++--
> 2 files changed, 34 insertions(+), 2 deletions(-)
>
>
> diff --git a/README b/README
> index 36ae0fb..67e3152 100644
> --- a/README
> +++ b/README
> @@ -787,6 +787,21 @@ The following options need to be configured:
> Define this to use i/o functions instead of macros
> (some hardware wont work with macros)
>
> + CONFIG_DRIVER_SMC911X
> + Support for SMSC's LAN911x and LAN921x chips
> +
> + CONFIG_DRIVER_SMC911X_BASE
> + Define this to hold the physical address
> + of the device (I/O space)
> +
> + CONFIG_DRIVER_SMC911X_32_BIT
> + Define this if data bus is 32 bits
> +
> + CONFIG_DRIVER_SMC911X_16_BIT
> + Define this if data bus is 16 bits. If your processor
> + automatically converts one 32 bit word to two 16 bit
> + words you may also try CONFIG_DRIVER_SMC911X_32_BIT.
> +
> - USB Support:
> At the moment only the UHCI host controller is
> supported (PIP405, MIP405, MPC5200); define
> diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
> index d22c889..f978762 100644
> --- a/drivers/net/smc911x.c
> +++ b/drivers/net/smc911x.c
> @@ -30,6 +30,12 @@
> #include <net.h>
> #include <miiphy.h>
>
> +#if defined (CONFIG_DRIVER_SMC911X_32_BIT) && \
> + defined (CONFIG_DRIVER_SMC911X_16_BIT)
> +#error "SMC911X: Only one of CONFIG_DRIVER_SMC911X_32_BIT and \
> + CONFIG_DRIVER_SMC911X_16_BIT shall be set"
> +#endif
> +
> #ifdef CONFIG_DRIVER_SMC911X_32_BIT
> static inline u32 reg_read(u32 addr)
> {
> @@ -39,9 +45,20 @@ static inline void reg_write(u32 addr, u32 val)
> {
> *(volatile u32*)addr = val;
> }
> +#elif CONFIG_DRIVER_SMC911X_16_BIT
> +static inline u32 reg_read(u32 addr)
> +{
> + volatile u16 *addr_16 = (u16 *)addr;
> + return ((*addr_16 & 0x0000ffff) | (*(addr_16 + 1) << 16));
> +}
> +static inline void reg_write(u32 addr, u32 val)
> +{
> + *(volatile u16*)addr = (u16)val;
> + *(volatile u16*)(addr + 2) = (u16)(val >> 16);
> +}
> #else
> -#error "SMC911X: Only 32-bit bus is supported"
> -#endif
> +#error "SMC911X: undefined bus width"
> +#endif /* CONFIG_DRIVER_SMC911X_16_BIT */
>
> #define mdelay(n) udelay((n)*1000)
>
>
I haven't tried to apply the patch yet, but as long as it applies
cleanly this will go into 1.3.4 (or whatever Wolfgang chooses to call
it). Thanks for the contribution!
regards,
Ben
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