}
static const struct reg_script pch_misc_init_script[] = {
/* Setup SLP signal assertion, SLP_S4=4s, SLP_S3=50ms */
REG_PCI_RMW16(GEN_PMCON_3, ~((3 << 4)|(1 << 10)),
(1 << 3)|(1 << 11)|(1 << 12)),
/* Prepare sleep mode */
REG_IO_RMW32(ACPI_BASE_ADDRESS + PM1_CNT, ~SLP_TYP, SCI_EN),
/* Setup NMI on errors, disable SERR */
REG_IO_RMW8(0x61, ~0xf0, (1 << 2)),
/* Disable NMI sources */
REG_IO_OR8(0x70, (1 << 7)),
/* Indicate DRAM init done for MRC */
REG_PCI_OR8(GEN_PMCON_2, (1 << 7)),
/* Enable BIOS updates outside of SMM */
REG_PCI_RMW8(0xdc, ~(1 << 5), 0),
/* Clear status bits to prevent unexpected wake */
REG_MMIO_OR32(RCBA_BASE_ADDRESS + 0x3310, 0x0000002f),
REG_MMIO_RMW32(RCBA_BASE_ADDRESS + 0x3f02, ~0x0000000f, 0),
/* Enable PCIe Releaxed Order */
REG_MMIO_OR32(RCBA_BASE_ADDRESS + 0x2314, (1 << 31) | (1 << 7)),
REG_MMIO_OR32(RCBA_BASE_ADDRESS + 0x1114, (1 << 15) | (1 << 14)),
/* Setup SERIRQ, enable continuous mode */
REG_PCI_OR8(SERIRQ_CNTL, (1 << 7) | (1 << 6)),
#if !CONFIG_SERIRQ_CONTINUOUS_MODE
REG_PCI_RMW8(SERIRQ_CNTL, ~(1 << 6), 0),
#endif
REG_SCRIPT_END
};
/* Magic register settings for power management */
REG_RES_OR32(PCI_BASE_ADDRESS_0, 0x8164, 0x000000ff),
/* BAR + 0x0010[10,9,5]=110b */
REG_RES_RMW32(PCI_BASE_ADDRESS_0, 0x0010, ~0x00000020, 0x00000600),
/* BAR + 0x8058[20,16,8]=110b */
REG_RES_RMW32(PCI_BASE_ADDRESS_0, 0x8058, ~0x00000100, 0x00110000),
/* BAR + 0x8060[25]=1b */
REG_RES_OR32(PCI_BASE_ADDRESS_0, 0x8060, 0x02000000),
/* BAR + 0x80f0[20]=0b */
REG_RES_RMW32(PCI_BASE_ADDRESS_0, 0x80f0, ~0x00100000, 0),
/* BAR + 0x8008[19]=1b (to enable LPM) */
REG_RES_OR32(PCI_BASE_ADDRESS_0, 0x8008, 0x00080000),
/* BAR + 0x80fc[25]=1b */
REG_RES_OR32(PCI_BASE_ADDRESS_0, 0x80fc, 0x02000000),
/* 0x40/0x44 are written as bytes to avoid touching bit31 */
/* D20:F0:40[21,20,18,10,9,8]=111001b (don't write byte3) */
REG_PCI_RMW8(0x41, ~0x06, 0x01),
/* Except [21,20,19,18]=0001b USB wake W/A is disable IIL1E */
REG_PCI_RMW8(0x42, 0x3c, 0x04),
/* D20:F0:44[19:14,10,9,7,3:0]=1 (don't write byte3) */
REG_PCI_RMW8(0x44, 0x00, 0x8f),
REG_PCI_RMW8(0x45, ~0xcf, 0xc6),
REG_PCI_RMW8(0x46, ~0x0f, 0x0f),
/* BAR + 0x8140 = 0xff00f03c */
REG_RES_RMW32(PCI_BASE_ADDRESS_0, 0x8140, 0, 0xff00f03c),
REG_SCRIPT_END
};
const struct reg_script xhci_init_boot_script[] = {
/* Setup USB3 phy */
REG_SCRIPT_NEXT(usb3_phy_script),
/* Initialize host controller */
static const struct reg_script init_ops[] = {
/* Enable no snoop traffic. */
REG_PCI_OR16(0x78, 1 << 11),
/* Configure HDMI codec connection. */
REG_PCI_OR32(0xc4, 1 << 1),
REG_PCI_OR8(0x43, (1 << 3) | (1 << 6)),
REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_PWRGT_CONTROL, 0xc0),
REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_PWRGT_CONTROL, 0x00),
/* Configure internal settings. */
REG_PCI_OR32(0xc0, 0x7 << 21),
REG_PCI_OR32(0xc4, (0x3 << 26) | (1 << 13) | (1 << 10)),
REG_PCI_WRITE32(0xc8, 0x82a30000),
REG_PCI_RMW32(0xd0, ~(1 << 31), 0x0),
/* Disable docking. */
REG_PCI_RMW8(0x4d, ~(1 << 7), 0),
REG_SCRIPT_END,
};
static const uint32_t hdmi_codec_verb_table[] = {
/* coreboot specific header */
0x80862882, /* vid did for hdmi codec */
0x00000000, /* subsystem id */
0x00000003, /* number of jacks */
/* pin widget 5 - port B */
0x20471c10,
0x20471d00,
0x20471e56,
0x20471f18,
/* Controller primary interface reset */
REG_SOC_UNIT_OR(QUARK_SCSS_SOC_UNIT_SOCCLKEN_CONFIG,
SOCCLKEN_CONFIG_BB_RST_B),
/* Set the mixer load resistance */
REG_PCIE_AFE_AND(QUARK_PCIE_AFE_PCIE_RXPICTRL0_L0,
OCFGPIMIXLOAD_1_0_MASK),
REG_PCIE_AFE_AND(QUARK_PCIE_AFE_PCIE_RXPICTRL0_L1,
OCFGPIMIXLOAD_1_0_MASK),
REG_SCRIPT_END
};
static const struct reg_script pcie_bus_init_script[] = {
/* Setup Message Bus Idle Counter (SBIC) values */
REG_PCI_RMW8(R_QNC_PCIE_IOSFSBCTL, ~B_QNC_PCIE_IOSFSBCTL_SBIC_MASK,
V_PCIE_ROOT_PORT_SBIC_VALUE),
REG_PCI_READ8(R_QNC_PCIE_IOSFSBCTL),
/* Set the IPF bit in MCR2 */
REG_PCI_OR32(R_QNC_PCIE_MPC2, B_QNC_PCIE_MPC2_IPF),
REG_PCI_READ32(R_QNC_PCIE_MPC2),
/* Set up the Posted and Non Posted Request sizes for PCIe */
REG_PCI_RMW32(R_QNC_PCIE_CCFG, ~B_QNC_PCIE_CCFG_UPSD,
(B_QNC_PCIE_CCFG_UNRS | B_QNC_PCIE_CCFG_UPRS)),
REG_PCI_READ32(R_QNC_PCIE_CCFG),
REG_SCRIPT_END
};
void pcie_init(void)
{
