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nb/intel/ironlake: Add QPI Physical Layer registers 

Tested with BUILD_TIMELESS=1, Packard Bell MS2290 does not change.

Change-Id: I44db564c757647f493e92d35602178ef8b722517
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43738
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Angel Pons 2020-07-22 18:17:33 +02:00 committed by Patrick Georgi
parent 10993c4ad4
commit a457e35237
2 changed files with 23 additions and 13 deletions
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10
src/northbridge/intel/ironlake/ironlake.h
View File

@ -75,6 +75,16 @@
*/
#define QPI_PHY_0 PCI_DEV(QUICKPATH_BUS, 2, 1)
#define QPI_PLL_STATUS 0x50
#define QPI_PLL_RATIO 0x54
#define QPI_PHY_CAPABILITY 0x68 /* QPI Phys. Layer Capability */
#define QPI_PHY_CONTROL 0x6c /* QPI Phys. Layer Control */
#define QPI_PHY_INIT_STATUS 0x80 /* QPI Phys. Layer Initialization Status */
#define QPI_PHY_PRIM_TIMEOUT 0x94 /* QPI Phys. Layer Primary Timeout Value */
#define QPI_PHY_PWR_MGMT 0xd0 /* QPI Phys. Layer Power Management */
#define QPI_PHY_EP_SELECT 0xe0 /* QPI Phys. Layer Electrical Parameter Select */
#define QPI_PHY_EP_MCTR 0xf4 /* QPI Phys. Layer Electrical Parameter Misc. Control */
/* Device 0:2.0 PCI configuration space (Graphics Device) */

26
src/northbridge/intel/ironlake/raminit.c
View File

@ -3882,8 +3882,8 @@ void raminit(const int s3resume, const u8 *spd_addrmap)
MCHBAR32_OR(0x1890, 0x2000000);
MCHBAR32_OR(0x18b4, 0x8000);
gav(pci_read_config32(QPI_PHY_0, 0x50)); // !!!!
pci_write_config8(QPI_PHY_0, 0x54, 0x12);
gav(pci_read_config32(QPI_PHY_0, QPI_PLL_STATUS)); // !!!!
pci_write_config8(QPI_PHY_0, QPI_PLL_RATIO, 0x12);
gav(MCHBAR16(0x2c10));
MCHBAR16(0x2c10) = 0x412;
@ -3893,8 +3893,8 @@ void raminit(const int s3resume, const u8 *spd_addrmap)
gav(MCHBAR8(0x2ca8)); // !!!!
MCHBAR32_AND_OR(0x1804, 0xfffffffc, 0x8400080);
pci_read_config32(QPI_PHY_0, 0x6c); // !!!!
pci_write_config32(QPI_PHY_0, 0x6c, 0x40a0a0);
pci_read_config32(QPI_PHY_0, QPI_PHY_CONTROL); // !!!!
pci_write_config32(QPI_PHY_0, QPI_PHY_CONTROL, 0x40a0a0);
gav(MCHBAR32(0x1c04)); // !!!!
gav(MCHBAR32(0x1804)); // !!!!
@ -3904,16 +3904,16 @@ void raminit(const int s3resume, const u8 *spd_addrmap)
MCHBAR32(0x18d8) = 0x120000;
MCHBAR32(0x18dc) = 0x30a484a;
pci_write_config32(QPI_PHY_0, 0xe0, 0x0);
pci_write_config32(QPI_PHY_0, 0xf4, 0x9444a);
pci_write_config32(QPI_PHY_0, QPI_PHY_EP_SELECT, 0x0);
pci_write_config32(QPI_PHY_0, QPI_PHY_EP_MCTR, 0x9444a);
MCHBAR32(0x18d8) = 0x40000;
MCHBAR32(0x18dc) = 0xb000000;
pci_write_config32(QPI_PHY_0, 0xe0, 0x60000);
pci_write_config32(QPI_PHY_0, 0xf4, 0x0);
pci_write_config32(QPI_PHY_0, QPI_PHY_EP_SELECT, 0x60000);
pci_write_config32(QPI_PHY_0, QPI_PHY_EP_MCTR, 0x0);
MCHBAR32(0x18d8) = 0x180000;
MCHBAR32(0x18dc) = 0xc0000142;
pci_write_config32(QPI_PHY_0, 0xe0, 0x20000);
pci_write_config32(QPI_PHY_0, 0xf4, 0x142);
pci_write_config32(QPI_PHY_0, QPI_PHY_EP_SELECT, 0x20000);
pci_write_config32(QPI_PHY_0, QPI_PHY_EP_MCTR, 0x142);
MCHBAR32(0x18d8) = 0x1e0000;
gav(MCHBAR32(0x18dc)); // !!!!
@ -3925,7 +3925,7 @@ void raminit(const int s3resume, const u8 *spd_addrmap)
}
MCHBAR32(0x188c) = 0x20bc09;
pci_write_config32(QPI_PHY_0, 0xd0, 0x40b0c09);
pci_write_config32(QPI_PHY_0, QPI_PHY_PWR_MGMT, 0x40b0c09);
MCHBAR32(0x1a10) = 0x4200010e;
MCHBAR32_OR(0x18b8, 0x200);
gav(MCHBAR32(0x1918)); // !!!!
@ -3935,8 +3935,8 @@ void raminit(const int s3resume, const u8 *spd_addrmap)
MCHBAR32(0x18b8) = 0xe00;
gav(MCHBAR32(0x182c)); // !!!!
MCHBAR32(0x182c) = 0x10202;
gav(pci_read_config32(QPI_PHY_0, 0x94)); // !!!!
pci_write_config32(QPI_PHY_0, 0x94, 0x10202);
gav(pci_read_config32(QPI_PHY_0, QPI_PHY_PRIM_TIMEOUT)); // !!!!
pci_write_config32(QPI_PHY_0, QPI_PHY_PRIM_TIMEOUT, 0x10202);
MCHBAR32_AND(0x1a1c, 0x8fffffff);
MCHBAR32_OR(0x1a70, 0x100000);