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authorDenis Turischev <denis@compulab.co.il>2011-03-13 17:28:59 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2011-03-23 10:42:08 +0100
commite967f77d9818df884bdffb3e801eb12e0fd52b1c (patch)
tree791844799c8f30a99d2001631f190b5c5fb68309
parentc4fdd1163a37b498890564135cb61643ec93e5a3 (diff)
mfd: Add Tunnel Creek support to lpc_sch
Intel Poulsbo SCH and Tunnel Creek provide almost the same LPC interface. Use the same driver for both devices while storing PCI ID to distinguish between platforms to apply plarform related quirks. Signed-off-by: Denis Turischev <denis@compulab.co.il> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
-rw-r--r--drivers/mfd/lpc_sch.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/mfd/lpc_sch.c b/drivers/mfd/lpc_sch.c
index 51b2f6065a0..ea3f52c07ef 100644
--- a/drivers/mfd/lpc_sch.c
+++ b/drivers/mfd/lpc_sch.c
@@ -61,6 +61,7 @@ static struct mfd_cell lpc_sch_cells[] = {
static struct pci_device_id lpc_sch_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SCH_LPC) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ITC_LPC) },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, lpc_sch_ids);
@@ -70,6 +71,7 @@ static int __devinit lpc_sch_probe(struct pci_dev *dev,
{
unsigned int base_addr_cfg;
unsigned short base_addr;
+ int i;
pci_read_config_dword(dev, SMBASE, &base_addr_cfg);
if (!(base_addr_cfg & (1 << 31))) {
@@ -99,7 +101,10 @@ static int __devinit lpc_sch_probe(struct pci_dev *dev,
gpio_sch_resource.start = base_addr;
gpio_sch_resource.end = base_addr + GPIO_IO_SIZE - 1;
- return mfd_add_devices(&dev->dev, -1,
+ for (i=0; i < ARRAY_SIZE(lpc_sch_cells); i++)
+ lpc_sch_cells[i].id = id->device;
+
+ return mfd_add_devices(&dev->dev, 0,
lpc_sch_cells, ARRAY_SIZE(lpc_sch_cells), NULL, 0);
}