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Commit 92b3a5c1 authored by Tomoya MORINAGA's avatar Tomoya MORINAGA Committed by Grant Likely
Browse files

spi-topcliff-pch: Support new device LAPIS Semiconductor ML7831 IOH 



ML7831 is companion chip for Intel Atom E6xx series.

Signed-off-by: default avatarTomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>
Signed-off-by: default avatarGrant Likely <grant.likely@secretlab.ca>
parent 39f1b565

drivers/spi/Kconfig

+3 −3
Original line number Diff line number Diff line
@@ -346,14 +346,14 @@ config SPI_TI_SSP 
	  serial port.



config SPI_TOPCLIFF_PCH

	tristate "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH SPI controller"

	tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) SPI"

	depends on PCI

	help

	  SPI driver for the Topcliff PCH (Platform Controller Hub) SPI bus

	  used in some x86 embedded processors.



	  This driver also supports the ML7213, a companion chip for the

	  Atom E6xx series and compatible with the Intel EG20T PCH.

	  This driver also supports the ML7213/ML7223/ML7831, a companion chip

	  for the Atom E6xx series and compatible with the Intel EG20T PCH.



config SPI_TXX9

	tristate "Toshiba TXx9 SPI controller"

drivers/spi/spi-topcliff-pch.c

+4 −1
Original line number Diff line number Diff line
@@ -95,16 +95,18 @@ 
#define PCH_CLOCK_HZ		50000000

#define PCH_MAX_SPBR		1023



/* Definition for ML7213 by OKI SEMICONDUCTOR */

/* Definition for ML7213/ML7831 by OKI SEMICONDUCTOR */

#define PCI_VENDOR_ID_ROHM		0x10DB

#define PCI_DEVICE_ID_ML7213_SPI	0x802c

#define PCI_DEVICE_ID_ML7223_SPI	0x800F

#define PCI_DEVICE_ID_ML7831_SPI	0x8816



/*

 * Set the number of SPI instance max

 * Intel EG20T PCH :		1ch

 * OKI SEMICONDUCTOR ML7213 IOH :	2ch

 * OKI SEMICONDUCTOR ML7223 IOH :	1ch

 * OKI SEMICONDUCTOR ML7831 IOH :	1ch

*/

#define PCH_SPI_MAX_DEV			2
@@ -218,6 +220,7 @@ static struct pci_device_id pch_spi_pcidev_id[] = { 
	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_GE_SPI),    1, },

	{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7213_SPI), 2, },

	{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_SPI), 1, },

	{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_SPI), 1, },

	{ }

};