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Commit ec2790e9 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Wolfram Sang
Browse files

i2c: designware-pci: clarify a comment for Merrifield 



There are more than 7 busses, but only 7 are user visible. Update comment
accordingly.

Acked-by: default avatarJarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarWolfram Sang <wsa@the-dreams.de>
parent 7b0ed334

drivers/i2c/busses/i2c-designware-pcidrv.c

+4 −4
Original line number Diff line number Diff line
@@ -125,10 +125,10 @@ static int mfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c) 
static int mrfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c)

{

	/*

	 * On Intel Merrifield the i2c busses are enumerated [1..7]. So, we add

	 * 1 to shift the default range. Besides that the first PCI slot

	 * provides 4 functions, that's why we have to add 0 to the head slot

	 * and 4 to the tail one.

	 * On Intel Merrifield the user visible i2c busses are enumerated

	 * [1..7]. So, we add 1 to shift the default range. Besides that the

	 * first PCI slot provides 4 functions, that's why we have to add 0 to

	 * the first slot and 4 to the next one.

	 */

	switch (PCI_SLOT(pdev->devfn)) {

	case 8: