/*
- * Copyright (C) 2010 OKI SEMICONDUCTOR CO., LTD.
+ * Copyright (C) 2011 LAPIS Semiconductor Co., Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#define PCH_PHUB_ROM_START_ADDR_EG20T 0x80 /* ROM data area start address offset
(Intel EG20T PCH)*/
#define PCH_PHUB_ROM_START_ADDR_ML7213 0x400 /* ROM data area start address
- offset(OKI SEMICONDUCTOR ML7213)
+ offset(LAPIS Semicon ML7213)
*/
#define PCH_PHUB_ROM_START_ADDR_ML7223 0x400 /* ROM data area start address
- offset(OKI SEMICONDUCTOR ML7223)
+ offset(LAPIS Semicon ML7223)
*/
/* MAX number of INT_REDUCE_CONTROL registers */
#define PCI_DEVICE_ID_ROHM_ML7223_mPHUB 0x8012 /* for Bus-m */
#define PCI_DEVICE_ID_ROHM_ML7223_nPHUB 0x8002 /* for Bus-n */
+/* Macros for ML7831 */
+#define PCI_DEVICE_ID_ROHM_ML7831_PHUB 0x8801
+
/* SROM ACCESS Macro */
#define PCH_WORD_ADDR_MASK (~((1 << 2) - 1))
#define PCH_PHUB_INTPIN_REG_WPERMIT_REG3 0x002C
#define PCH_PHUB_INT_REDUCE_CONTROL_REG_BASE 0x0040
#define CLKCFG_REG_OFFSET 0x500
+#define FUNCSEL_REG_OFFSET 0x508
#define PCH_PHUB_OROM_SIZE 15360
* @intpin_reg_wpermit_reg3: INTPIN_REG_WPERMIT register 3 val
* @int_reduce_control_reg: INT_REDUCE_CONTROL registers val
* @clkcfg_reg: CLK CFG register val
+ * @funcsel_reg: Function select register value
* @pch_phub_base_address: Register base address
* @pch_phub_extrom_base_address: external rom base address
* @pch_mac_start_address: MAC address area start address
* @pch_opt_rom_start_address: Option ROM start address
* @ioh_type: Save IOH type
+ * @pdev: pointer to pci device struct
*/
struct pch_phub_reg {
u32 phub_id_reg;
u32 intpin_reg_wpermit_reg3;
u32 int_reduce_control_reg[MAX_NUM_INT_REDUCE_CONTROL_REG];
u32 clkcfg_reg;
+ u32 funcsel_reg;
void __iomem *pch_phub_base_address;
void __iomem *pch_phub_extrom_base_address;
u32 pch_mac_start_address;
u32 pch_opt_rom_start_address;
int ioh_type;
+ struct pci_dev *pdev;
};
/* SROM SPEC for MAC address assignment offset */
__func__, i, chip->int_reduce_control_reg[i]);
}
chip->clkcfg_reg = ioread32(p + CLKCFG_REG_OFFSET);
+ if ((chip->ioh_type == 2) || (chip->ioh_type == 4))
+ chip->funcsel_reg = ioread32(p + FUNCSEL_REG_OFFSET);
}
/* pch_phub_restore_reg_conf - restore register configuration */
}
iowrite32(chip->clkcfg_reg, p + CLKCFG_REG_OFFSET);
+ if ((chip->ioh_type == 2) || (chip->ioh_type == 4))
+ iowrite32(chip->funcsel_reg, p + FUNCSEL_REG_OFFSET);
}
/**
int retval;
int i;
- if (chip->ioh_type == 1) /* EG20T */
+ if ((chip->ioh_type == 1) || (chip->ioh_type == 5)) /* EG20T or ML7831*/
retval = pch_phub_gbe_serial_rom_conf(chip);
else /* ML7223 */
retval = pch_phub_gbe_serial_rom_conf_mp(chip);
unsigned int orom_size;
int ret;
int err;
+ ssize_t rom_size;
struct pch_phub_reg *chip =
dev_get_drvdata(container_of(kobj, struct device, kobj));
}
/* Get Rom signature */
+ chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size);
+ if (!chip->pch_phub_extrom_base_address)
+ goto exrom_map_err;
+
pch_phub_read_serial_rom(chip, chip->pch_opt_rom_start_address,
(unsigned char *)&rom_signature);
rom_signature &= 0xff;
goto return_err;
}
return_ok:
+ pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address);
mutex_unlock(&pch_phub_mutex);
return addr_offset;
return_err:
+ pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address);
+exrom_map_err:
mutex_unlock(&pch_phub_mutex);
return_err_nomutex:
return err;
int err;
unsigned int addr_offset;
int ret;
+ ssize_t rom_size;
struct pch_phub_reg *chip =
dev_get_drvdata(container_of(kobj, struct device, kobj));
goto return_ok;
}
+ chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size);
+ if (!chip->pch_phub_extrom_base_address) {
+ err = -ENOMEM;
+ goto exrom_map_err;
+ }
+
for (addr_offset = 0; addr_offset < count; addr_offset++) {
if (PCH_PHUB_OROM_SIZE < off + addr_offset)
goto return_ok;
}
return_ok:
+ pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address);
mutex_unlock(&pch_phub_mutex);
return addr_offset;
return_err:
+ pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address);
+
+exrom_map_err:
mutex_unlock(&pch_phub_mutex);
return err;
}
{
u8 mac[8];
struct pch_phub_reg *chip = dev_get_drvdata(dev);
+ ssize_t rom_size;
+
+ chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size);
+ if (!chip->pch_phub_extrom_base_address)
+ return -ENOMEM;
pch_phub_read_gbe_mac_addr(chip, mac);
+ pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address);
- return sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x\n",
- mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+ return sprintf(buf, "%pM\n", mac);
}
static ssize_t store_pch_mac(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
u8 mac[6];
+ ssize_t rom_size;
struct pch_phub_reg *chip = dev_get_drvdata(dev);
if (count != 18)
(u32 *)&mac[0], (u32 *)&mac[1], (u32 *)&mac[2], (u32 *)&mac[3],
(u32 *)&mac[4], (u32 *)&mac[5]);
+ chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size);
+ if (!chip->pch_phub_extrom_base_address)
+ return -ENOMEM;
+
pch_phub_write_gbe_mac_addr(chip, mac);
+ pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address);
return count;
}
int retval;
int ret;
- ssize_t rom_size;
struct pch_phub_reg *chip;
chip = kzalloc(sizeof(struct pch_phub_reg), GFP_KERNEL);
"in pch_phub_base_address variable is %p\n", __func__,
chip->pch_phub_base_address);
- if (id->driver_data != 3) {
- chip->pch_phub_extrom_base_address =\
- pci_map_rom(pdev, &rom_size);
- if (chip->pch_phub_extrom_base_address == 0) {
- dev_err(&pdev->dev, "%s: pci_map_rom FAILED", __func__);
- ret = -ENOMEM;
- goto err_pci_map;
- }
- dev_dbg(&pdev->dev, "%s : "
- "pci_map_rom SUCCESS and value in "
- "pch_phub_extrom_base_address variable is %p\n",
- __func__, chip->pch_phub_extrom_base_address);
- }
+ chip->pdev = pdev; /* Save pci device struct */
if (id->driver_data == 1) { /* EG20T PCH */
const char *board_name;
* Device8(GbE)
*/
iowrite32(0x000a0000, chip->pch_phub_base_address + 0x14);
+ /* set the interrupt delay value */
+ iowrite32(0x25, chip->pch_phub_base_address + 0x140);
chip->pch_opt_rom_start_address =\
PCH_PHUB_ROM_START_ADDR_ML7223;
chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_ML7223;
* Device6(SATA 2):f
*/
iowrite32(0x0000ffa0, chip->pch_phub_base_address + 0x14);
- /* set the interrupt delay value */
- iowrite32(0x25, chip->pch_phub_base_address + 0x140);
chip->pch_opt_rom_start_address =\
PCH_PHUB_ROM_START_ADDR_ML7223;
chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_ML7223;
+ } else if (id->driver_data == 5) { /* ML7831 */
+ retval = sysfs_create_file(&pdev->dev.kobj,
+ &dev_attr_pch_mac.attr);
+ if (retval)
+ goto err_sysfs_create;
+
+ retval = sysfs_create_bin_file(&pdev->dev.kobj, &pch_bin_attr);
+ if (retval)
+ goto exit_bin_attr;
+
+ /* set the prefech value */
+ iowrite32(0x000affaa, chip->pch_phub_base_address + 0x14);
+ /* set the interrupt delay value */
+ iowrite32(0x25, chip->pch_phub_base_address + 0x44);
+ chip->pch_opt_rom_start_address = PCH_PHUB_ROM_START_ADDR_EG20T;
+ chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_EG20T;
}
chip->ioh_type = id->driver_data;
sysfs_remove_file(&pdev->dev.kobj, &dev_attr_pch_mac.attr);
err_sysfs_create:
- pci_unmap_rom(pdev, chip->pch_phub_extrom_base_address);
-err_pci_map:
pci_iounmap(pdev, chip->pch_phub_base_address);
err_pci_iomap:
pci_release_regions(pdev);
sysfs_remove_file(&pdev->dev.kobj, &dev_attr_pch_mac.attr);
sysfs_remove_bin_file(&pdev->dev.kobj, &pch_bin_attr);
- pci_unmap_rom(pdev, chip->pch_phub_extrom_base_address);
pci_iounmap(pdev, chip->pch_phub_base_address);
pci_release_regions(pdev);
pci_disable_device(pdev);
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ROHM_ML7213_PHUB), 2, },
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ROHM_ML7223_mPHUB), 3, },
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ROHM_ML7223_nPHUB), 4, },
+ { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ROHM_ML7831_PHUB), 5, },
{ }
};
MODULE_DEVICE_TABLE(pci, pch_phub_pcidev_id);
module_init(pch_phub_pci_init);
module_exit(pch_phub_pci_exit);
-MODULE_DESCRIPTION("Intel EG20T PCH/OKI SEMICONDUCTOR IOH(ML7213/ML7223) PHUB");
+MODULE_DESCRIPTION("Intel EG20T PCH/LAPIS Semiconductor IOH(ML7213/ML7223) PHUB");
MODULE_LICENSE("GPL");