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Subject[PATCH 2/2] i2c: fix piix4 aux port number
Date
Let the aux port use port number one (not zero), to match the AMD
documentation and enable mapping ACPI _ADR to port number.

This fixes ACPI-based enumeration of I2C slave peripherals that are
defined for the aux SMBus port.

Signed-off-by: Andrew Cooks <andrew.cooks@opengear.com>
---
drivers/i2c/busses/i2c-piix4.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index 9260cfa..f980f0b 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -975,7 +975,7 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id)
if (retval > 0) {
/* Try to add the aux adapter if it exists,
* piix4_add_adapter will clean up if this fails */
- piix4_add_adapter(dev, retval, false, 0, false,
+ piix4_add_adapter(dev, retval, false, 1, false,
is_sb800 ? piix4_aux_port_name_sb800 : "",
&piix4_aux_adapter);
}
--
2.7.4
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