Jean Delvare wrote:
> Support for the secondary Super-I/O address was added to the w83627hf
> driver in kernel 2.6.11. This is the reason why it doesn't work with
> your 2.6.9 kernel. You will need to backport the following patch:
>
> --- linux-2.6.10-rc3/drivers/i2c/chips/w83627hf.c.orig 2004-12-19 12:14:44.000000000 +0100
> +++ linux-2.6.10-rc3/drivers/i2c/chips/w83627hf.c 2004-12-19 12:55:31.000000000 +0100
> @@ -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;
>
>
>
Thanks for that Jean,
I'm trying a 2.6.20 kernel at the moment.... looking good so far.
Andy.
