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pch_dma: Support new device LAPIS Semiconductor ML7831 IOH 

ML7831 is companion chip for Intel Atom E6xx series.

Signed-off-by: Tomoya MORINAGA <tomoya.rohm@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Tomoya MORINAGA 2011-11-17 16:14:23 +09:00 committed by Vinod Koul
parent e79e72be29
commit ca7fe2db89
2 changed files with 11 additions and 7 deletions
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12
drivers/dma/Kconfig
View File

@ -201,18 +201,18 @@ config PL330_DMA
platform_data for a dma-pl330 device.
config PCH_DMA
tristate "Intel EG20T PCH / LAPIS Semi IOH(ML7213/ML7223) DMA support"
tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
depends on PCI && X86
select DMA_ENGINE
help
Enable support for Intel EG20T PCH DMA engine.
This driver also can be used for LAPIS Semiconductor IOH(Input/
Output Hub), ML7213 and ML7223.
ML7213 IOH is for IVI(In-Vehicle Infotainment) use and ML7223 IOH is
for MP(Media Phone) use.
ML7213/ML7223 is companion chip for Intel Atom E6xx series.
ML7213/ML7223 is completely compatible for Intel EG20T PCH.
Output Hub), ML7213, ML7223 and ML7831.
ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
for MP(Media Phone) use and ML7831 IOH is for general purpose use.
ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
config IMX_SDMA
tristate "i.MX SDMA support"

6
drivers/dma/pch_dma.c
View File

@ -1018,6 +1018,8 @@ static void __devexit pch_dma_remove(struct pci_dev *pdev)
#define PCI_DEVICE_ID_ML7223_DMA2_4CH 0x800E
#define PCI_DEVICE_ID_ML7223_DMA3_4CH 0x8017
#define PCI_DEVICE_ID_ML7223_DMA4_4CH 0x803B
#define PCI_DEVICE_ID_ML7831_DMA1_8CH 0x8810
#define PCI_DEVICE_ID_ML7831_DMA2_4CH 0x8815
DEFINE_PCI_DEVICE_TABLE(pch_dma_id_table) = {
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_EG20T_PCH_DMA_8CH), 8 },
@ -1030,6 +1032,8 @@ DEFINE_PCI_DEVICE_TABLE(pch_dma_id_table) = {
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA2_4CH), 4}, /* Video SPI */
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA3_4CH), 4}, /* Security */
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA4_4CH), 4}, /* FPGA */
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_DMA1_8CH), 8}, /* UART */
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_DMA2_4CH), 4}, /* SPI */
{ 0, },
};
@ -1057,7 +1061,7 @@ static void __exit pch_dma_exit(void)
module_init(pch_dma_init);
module_exit(pch_dma_exit);
MODULE_DESCRIPTION("Intel EG20T PCH / LAPIS Semiconductor ML7213/ML7223 IOH "
MODULE_DESCRIPTION("Intel EG20T PCH / LAPIS Semicon ML7213/ML7223/ML7831 IOH "
"DMA controller driver");
MODULE_AUTHOR("Yong Wang <yong.y.wang@intel.com>");
MODULE_LICENSE("GPL v2");