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soc/intel/apollolake: Make use of Intel common Graphics block 

TEST=Build and boot reef.

Change-Id: I0edd7454912201598c43e35990e470ec18a32638
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/22616
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Subrata Banik 2017-11-28 17:54:15 +05:30
parent cb771a2383
commit b7b5666110
2 changed files with 9 additions and 44 deletions
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1
src/soc/intel/apollolake/Kconfig
View File

@ -71,6 +71,7 @@ config CPU_SPECIFIC_OPTIONS
select SOC_INTEL_COMMON_BLOCK_GPIO_MULTI_ACPI_DEVICES
select SOC_INTEL_COMMON_BLOCK_GPIO_ITSS_POL_CFG
select SOC_INTEL_COMMON_BLOCK_GPIO_IOSTANDBY
select SOC_INTEL_COMMON_BLOCK_GRAPHICS
select SOC_INTEL_COMMON_BLOCK_ITSS
select SOC_INTEL_COMMON_BLOCK_I2C
select SOC_INTEL_COMMON_BLOCK_LPC

52
src/soc/intel/apollolake/graphics.c
View File

@ -1,7 +1,7 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015-2016 Intel Corp.
* Copyright (C) 2015-2017 Intel Corp.
* (Written by Alexandru Gagniuc <alexandrux.gagniuc@intel.com> for Intel Corp.)
*
* This program is free software; you can redistribute it and/or modify
@ -15,34 +15,21 @@
* GNU General Public License for more details.
*/
#include <arch/acpi.h>
#include <arch/acpigen.h>
#include <console/console.h>
#include <fsp/util.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <soc/pci_devs.h>
#include <intelblocks/graphics.h>
#include <soc/intel/common/opregion.h>
uintptr_t fsp_soc_get_igd_bar(void)
{
device_t dev = SA_DEV_IGD;
/* Check if IGD PCI device is disabled */
if (!dev->enabled)
return 0;
return find_resource(dev, PCI_BASE_ADDRESS_2)->base;
return graphics_get_memory_base();
}
static void igd_set_resources(struct device *dev)
{
pci_dev_set_resources(dev);
}
static unsigned long igd_write_opregion(device_t dev, unsigned long current,
struct acpi_rsdp *rsdp)
uintptr_t graphics_soc_write_acpi_opregion(struct device *device,
uintptr_t current, struct acpi_rsdp *rsdp)
{
igd_opregion_t *opregion;
uint16_t reg16;
@ -77,34 +64,11 @@ static unsigned long igd_write_opregion(device_t dev, unsigned long current,
* Maybe it should move to the finalize handler.
*/
pci_write_config32(dev, ASLS, (uintptr_t)opregion);
reg16 = pci_read_config16(dev, SWSCI);
pci_write_config32(device, ASLS, (uintptr_t)opregion);
reg16 = pci_read_config16(device, SWSCI);
reg16 &= ~(1 << 0);
reg16 |= (1 << 15);
pci_write_config16(dev, SWSCI, reg16);
pci_write_config16(device, SWSCI, reg16);
return acpi_align_current(current);
}
static const struct device_operations igd_ops = {
.read_resources = pci_dev_read_resources,
.set_resources = igd_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = pci_dev_init,
.write_acpi_tables = igd_write_opregion,
.enable = DEVICE_NOOP
};
static const unsigned short pci_device_ids[] = {
PCI_DEVICE_ID_INTEL_APL_IGD_HD_505,
PCI_DEVICE_ID_INTEL_APL_IGD_HD_500,
PCI_DEVICE_ID_INTEL_GLK_IGD,
PCI_DEVICE_ID_INTEL_GLK_IGD_EU12,
0,
};
static const struct pci_driver integrated_graphics_driver __pci_driver = {
.ops = &igd_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.devices = pci_device_ids,
};