[PATCH] mfd: lpc_ich: add support for Intel Z97 chipset

[microcai <microcaicai@gmail.com>]

From: Wanzhao Cai <microcaicai@gmail.com>

This patch adds the LPC Controller Device IDs found on ASUS Z97-A mother broad.

lspci output for this mother broad:

00:1f.0 ISA bridge [0601]: Intel Corporation 9 Series Chipset Family Z97 LPC Controller [8086:8cc4]
	Subsystem: ASUSTeK Computer Inc. Device [1043:8534]
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap+ 66MHz- UDF- FastB2B- ParErr-
	DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR-
	<PERR- INTx-
	Latency: 0
	Capabilities: [e0] Vendor
	Specific Information: Len=0c <?>
	Kernel driver in use: lpc_ich
	Kernel modules: lpc_ich

Signed-off-by: microcai <microcaicai@gmail.com>
---
 drivers/mfd/lpc_ich.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c
index 7d8482f..e4b37c0 100644
--- a/drivers/mfd/lpc_ich.c
+++ b/drivers/mfd/lpc_ich.c
@@ -738,6 +738,7 @@ static const struct pci_device_id lpc_ich_ids[] = {
 	{ PCI_VDEVICE(INTEL, 0x1f3b), LPC_AVN},
 	{ PCI_VDEVICE(INTEL, 0x0f1c), LPC_BAYTRAIL},
 	{ PCI_VDEVICE(INTEL, 0x2390), LPC_COLETO},
+	{ PCI_VDEVICE(INTEL, 0x8cc4), LPC_WPT_LP},
 	{ PCI_VDEVICE(INTEL, 0x9cc1), LPC_WPT_LP},
 	{ PCI_VDEVICE(INTEL, 0x9cc2), LPC_WPT_LP},
 	{ PCI_VDEVICE(INTEL, 0x9cc3), LPC_WPT_LP},
-- 
2.0.4