pch_dma: Support new device ML7223 IOH

Support new device OKI SEMICONDUCTOR ML7223 IOH(Input/Output Hub).
The ML7223 IOH is for MP(Media Phone) use.
The ML7223 is companion chip for Intel Atom E6xx series.
The ML7223 is completely compatible for Intel EG20T PCH.

Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

2 files changed, 15 insertions, 5 deletions

diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index a572600e44eb..25cf327cd1cb 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -200,16 +200,18 @@ config PL330_DMA
           platform_data for a dma-pl330 device.
 
 config PCH_DMA
-        tristate "Intel EG20T PCH / OKI SEMICONDUCTOR ML7213 IOH DMA support"
+        tristate "Intel EG20T PCH / OKI Semi IOH(ML7213/ML7223) DMA support"
         depends on PCI && X86
         select DMA_ENGINE
         help
           Enable support for Intel EG20T PCH DMA engine.
 
-          This driver also can be used for OKI SEMICONDUCTOR ML7213 IOH(Input/
-          Output Hub) which is for IVI(In-Vehicle Infotainment) use.
-          ML7213 is companion chip for Intel Atom E6xx series.
-          ML7213 is completely compatible for Intel EG20T PCH.
+          This driver also can be used for OKI 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.
 
 config IMX_SDMA
         tristate "i.MX SDMA support"
diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index 2edcc9c10297..083e698da533 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -956,6 +956,10 @@ static void __devexit pch_dma_remove(struct pci_dev *pdev)
 #define PCI_DEVICE_ID_ML7213_DMA2_8CH   0x802B
 #define PCI_DEVICE_ID_ML7213_DMA3_4CH   0x8034
 #define PCI_DEVICE_ID_ML7213_DMA4_12CH  0x8032
+#define PCI_DEVICE_ID_ML7223_DMA1_4CH   0x800B
+#define PCI_DEVICE_ID_ML7223_DMA2_4CH   0x800E
+#define PCI_DEVICE_ID_ML7223_DMA3_4CH   0x8017
+#define PCI_DEVICE_ID_ML7223_DMA4_4CH   0x803B
 
 static const struct pci_device_id pch_dma_id_table[] = {
         { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_EG20T_PCH_DMA_8CH), 8 },
@@ -964,6 +968,10 @@ static const struct pci_device_id pch_dma_id_table[] = {
         { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7213_DMA2_8CH), 8}, /* PCMIF SPI */
         { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7213_DMA3_4CH), 4}, /* FPGA */
         { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7213_DMA4_12CH), 12}, /* I2S */
+        { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA1_4CH), 4}, /* UART */
+        { 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 */
         { 0, },
 };