lkml.org 
[lkml]   [2005]   [Jan]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    SubjectRe: [PATCH] I2C patches for 2.6.10
    Date
    From
    ChangeSet 1.1938.439.45, 2005/01/06 13:54:20-08:00, khali@linux-fr.org

    [PATCH] I2C: Add secondary Super-I/O address support to

    This patch adds support for the secondary Super-I/O address to the
    w83627hf driver. Most manufacturer use the primary address but at least
    the EPoX EP-9NDA3+ had a Winbond W83627THF at the secondary address.

    Signed-off-by: Jean Delvare <khali@linux-fr.org>
    Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>


    drivers/i2c/chips/w83627hf.c | 12 ++++++++----
    1 files changed, 8 insertions(+), 4 deletions(-)


    diff -Nru a/drivers/i2c/chips/w83627hf.c b/drivers/i2c/chips/w83627hf.c
    --- a/drivers/i2c/chips/w83627hf.c 2005-01-07 14:54:49 -08:00
    +++ b/drivers/i2c/chips/w83627hf.c 2005-01-07 14:54:49 -08:00
    @@ -67,9 +67,9 @@
    MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization");

    /* modified from kernel/include/traps.c */
    -#define REG 0x2e /* The register to read/write */
    +static int REG; /* The register to read/write */
    #define DEV 0x07 /* Register: Logical device select */
    -#define VAL 0x2f /* The value to read/write */
    +static int VAL; /* The value to read/write */

    /* logical device numbers for superio_select (below) */
    #define W83627HF_LD_FDC 0x00
    @@ -938,10 +938,13 @@
    return i2c_detect(adapter, &addr_data, w83627hf_detect);
    }

    -static int w83627hf_find(int *address)
    +static int w83627hf_find(int sioaddr, int *address)
    {
    u16 val;

    + REG = sioaddr;
    + VAL = sioaddr + 1;
    +
    superio_enter();
    val= superio_inb(DEVID);
    if(val != W627_DEVID &&
    @@ -1422,7 +1425,8 @@
    {
    int addr;

    - if (w83627hf_find(&addr)) {
    + if (w83627hf_find(0x2e, &addr)
    + && w83627hf_find(0x4e, &addr)) {
    return -ENODEV;
    }
    normal_isa[0] = addr;
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 14:09    [W:0.022 / U:0.732 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site