Re: [PATCH 4/5] i2c-i801: Add Device IDs for Intel Lynx Point-LP PCH

[Jean Delvare <khali@linux-fr.org>]

Hi James,

Quite a long Cc list for such a trivial patch...

On Thu,  9 Aug 2012 09:43:52 -0700, james.d.ralston@intel.com wrote:
> From: James Ralston <james.d.ralston@intel.com>
> 
> This patch adds the SMBus Device IDs for the Intel Lynx Point-LP PCH. The Device IDs are defined in drivers/i2c/busses/i2c-i801.c

I'm curious what the "LP" stands for. Low power?

> 
> Signed-off-by: James Ralston <james.d.ralston@intel.com>
> ---
>  Documentation/i2c/busses/i2c-i801 |    1 +
>  drivers/i2c/busses/Kconfig        |    1 +
>  drivers/i2c/busses/i2c-i801.c     |    3 +++
>  3 files changed, 5 insertions(+), 0 deletions(-)
> 
> diff --git a/Documentation/i2c/busses/i2c-i801 b/Documentation/i2c/busses/i2c-i801
> index 615142d..53207df 100644
> --- a/Documentation/i2c/busses/i2c-i801
> +++ b/Documentation/i2c/busses/i2c-i801
> @@ -21,6 +21,7 @@ Supported adapters:
>    * Intel DH89xxCC (PCH)
>    * Intel Panther Point (PCH)
>    * Intel Lynx Point (PCH)
> +  * Intel Lynx Point_LP (PCH)

You spelled it "Lynx Point-LP" (with dash not underscore) in the patch
summary. Consistency in naming would be preferred. I'll use a dash
everywhere and apply your patch.

>     Datasheets: Publicly available at the Intel website
>  
>  On Intel Patsburg and later chipsets, both the normal host SMBus controller
> diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
> index 2e7530a..3500af7 100644
> --- a/drivers/i2c/busses/Kconfig
> +++ b/drivers/i2c/busses/Kconfig
> @@ -104,6 +104,7 @@ config I2C_I801
>  	    DH89xxCC (PCH)
>  	    Panther Point (PCH)
>  	    Lynx Point (PCH)
> +	    Lynx Point_LP (PCH)
>  
>  	  This driver can also be built as a module.  If so, the module
>  	  will be called i2c-i801.
> diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
> index 898dcf9..c467038 100644
> --- a/drivers/i2c/busses/i2c-i801.c
> +++ b/drivers/i2c/busses/i2c-i801.c
> @@ -52,6 +52,7 @@
>    DH89xxCC (PCH)        0x2330     32     hard     yes     yes     yes
>    Panther Point (PCH)   0x1e22     32     hard     yes     yes     yes
>    Lynx Point (PCH)      0x8c22     32     hard     yes     yes     yes
> +  Lynx Point_LP (PCH)   0x9c22     32     hard     yes     yes     yes
>  
>    Features supported by this driver:
>    Software PEC                     no
> @@ -155,6 +156,7 @@
>  #define PCI_DEVICE_ID_INTEL_DH89XXCC_SMBUS	0x2330
>  #define PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS	0x3b30
>  #define PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS	0x8c22
> +#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_SMBUS	0x9c22
>  
>  struct i801_priv {
>  	struct i2c_adapter adapter;
> @@ -771,6 +773,7 @@ static DEFINE_PCI_DEVICE_TABLE(i801_ids) = {
>  	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_DH89XXCC_SMBUS) },
>  	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PANTHERPOINT_SMBUS) },
>  	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS) },
> +	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_SMBUS) },
>  	{ 0, }
>  };
>  


-- 
Jean Delvare