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soc/intel/apollolake: Add function to translate device into ACPI name 

Add support for the soc_acpi_name() handler in the device operations
structure to translate a device path into ACPI name.

In order to make this more complete add some missing devices in
include/soc/pci_devs.h.

Change-Id: I517bc86d8d9fe70bfa0fc4eb3828681887239587
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://review.coreboot.org/15479
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Duncan Laurie 2016-06-27 10:51:17 -07:00
parent 8f9c866caf
commit 02fcc88782
2 changed files with 80 additions and 0 deletions
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67
src/soc/intel/apollolake/chip.c
View File

@ -39,6 +39,72 @@
static void *vbt;
static struct region_device vbt_rdev;
static const char *soc_acpi_name(struct device *dev)
{
if (dev->path.type == DEVICE_PATH_DOMAIN)
return "PCI0";
if (dev->path.type != DEVICE_PATH_PCI)
return NULL;
switch (dev->path.pci.devfn) {
/* DSDT: acpi/northbridge.asl */
case NB_DEVFN:
return "MCHC";
/* DSDT: acpi/lpc.asl */
case LPC_DEVFN:
return "LPCB";
/* DSDT: acpi/xhci.asl */
case XHCI_DEVFN:
return "XHCI";
/* DSDT: acpi/pch_hda.asl */
case HDA_DEVFN:
return "HDAS";
/* DSDT: acpi/lpss.asl */
case LPSS_DEVFN_UART0:
return "URT1";
case LPSS_DEVFN_UART1:
return "URT2";
case LPSS_DEVFN_UART2:
return "URT3";
case LPSS_DEVFN_UART3:
return "URT4";
case LPSS_DEVFN_SPI0:
return "SPI1";
case LPSS_DEVFN_SPI1:
return "SPI2";
case LPSS_DEVFN_SPI2:
return "SPI3";
case LPSS_DEVFN_PWM:
return "PWM";
case LPSS_DEVFN_I2C0:
return "I2C0";
case LPSS_DEVFN_I2C1:
return "I2C1";
case LPSS_DEVFN_I2C2:
return "I2C2";
case LPSS_DEVFN_I2C3:
return "I2C3";
case LPSS_DEVFN_I2C4:
return "I2C4";
case LPSS_DEVFN_I2C5:
return "I2C5";
case LPSS_DEVFN_I2C6:
return "I2C6";
case LPSS_DEVFN_I2C7:
return "I2C7";
/* Storage */
case SDCARD_DEVFN:
return "SDCD";
case EMMC_DEVFN:
return "EMMC";
case SDIO_DEVFN:
return "SDIO";
}
return NULL;
}
static void pci_domain_set_resources(device_t dev)
{
assign_resources(dev->link_list);
@ -51,6 +117,7 @@ static struct device_operations pci_domain_ops = {
.init = NULL,
.scan_bus = pci_domain_scan_bus,
.ops_pci_bus = pci_bus_default_ops,
.acpi_name = &soc_acpi_name,
};
static struct device_operations cpu_bus_ops = {

13
src/soc/intel/apollolake/include/soc/pci_devs.h
View File

@ -35,8 +35,16 @@
#define NB_DEV_ROOT _PCI_DEV(0x0, 0)
#define P2SB_DEV _PCI_DEV(0xd, 0)
#define P2SB_DEVFN _PCI_DEVFN(0xd, 0)
#define PMC_DEV _PCI_DEV(0xd, 1)
#define PMC_DEVFN _PCI_DEVFN(0xd, 1)
#define SPI_DEV _PCI_DEV(0xd, 2)
#define SPI_DEVFN _PCI_DEVFN(0xd, 2)
#define HDA_DEV _PCI_DEV(0xe, 0)
#define HDA_DEVFN _PCI_DEVFN(0xe, 0)
#define ISH_DEV _PCI_DEV(0x11, 0)
#define ISH_DEVFN _PCI_DEVFN(0x11, 0)
@ -86,6 +94,10 @@
#define LPSS_DEVFN_SPI1 _LPSS_PCI_DEVFN(SPI, 1)
#define LPSS_DEVFN_SPI2 _LPSS_PCI_DEVFN(SPI, 2)
/* LPSS PWM */
#define LPSS_DEV_SLOT_PWM 0x1a
#define LPSS_DEVFN_PWM _LPSS_PCI_DEVFN(PWM, 0)
#define SDCARD_DEV _PCI_DEV(0x1b, 0)
#define SDCARD_DEVFN _PCI_DEVFN(0x1b, 0)
@ -100,4 +112,5 @@
#define SMBUS_DEV _PCI_DEV(0x1f, 1)
#define SMBUS_DEVFN _PCI_DEVFN(0x1f, 1)
#endif