diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/cannonlake/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/bootblock/pch.c | 7 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/lpc.c | 42 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/romstage/romstage.c | 3 |
4 files changed, 26 insertions, 27 deletions
diff --git a/src/soc/intel/cannonlake/Makefile.inc b/src/soc/intel/cannonlake/Makefile.inc index d4ca4072bd..f357a039e0 100644 --- a/src/soc/intel/cannonlake/Makefile.inc +++ b/src/soc/intel/cannonlake/Makefile.inc @@ -24,6 +24,7 @@ romstage-$(CONFIG_SOC_INTEL_CANNONLAKE_LPDDR4_INIT) += cnl_lpddr4_init.c romstage-y += gpio.c romstage-y += gspi.c romstage-y += i2c.c +romstage-y += lpc.c romstage-y += memmap.c romstage-y += pmutil.c romstage-y += reset.c diff --git a/src/soc/intel/cannonlake/bootblock/pch.c b/src/soc/intel/cannonlake/bootblock/pch.c index 47eaceb3f9..ae413d5813 100644 --- a/src/soc/intel/cannonlake/bootblock/pch.c +++ b/src/soc/intel/cannonlake/bootblock/pch.c @@ -39,11 +39,6 @@ #define PCR_PSFX_TO_SHDW_PCIEN_IOEN 0x01 #define PCR_PSFX_T0_SHDW_PCIEN 0x1C -#define PCR_DMI_LPCLGIR1 0x2730 -#define PCR_DMI_LPCLGIR2 0x2734 -#define PCR_DMI_LPCLGIR3 0x2738 -#define PCR_DMI_LPCLGIR4 0x273c - #define PCR_DMI_ACPIBA 0x27B4 #define PCR_DMI_ACPIBDID 0x27B8 #define PCR_DMI_PMBASEA 0x27AC @@ -176,7 +171,7 @@ void pch_early_iorange_init(void) } /* IO Decode Enable */ - dec_en |= SE_LPC_EN | KBC_LPC_EN | MC1_LPC_EN; + dec_en |= SE_LPC_EN | KBC_LPC_EN | MC1_LPC_EN | GAMEL_LPC_EN; pci_write_config16(PCH_DEV_LPC, LPC_EN, dec_en); pcr_write16(PID_DMI, PCR_DMI_LPCIOE, dec_en); } diff --git a/src/soc/intel/cannonlake/lpc.c b/src/soc/intel/cannonlake/lpc.c index e906d9981d..d0253edf30 100644 --- a/src/soc/intel/cannonlake/lpc.c +++ b/src/soc/intel/cannonlake/lpc.c @@ -48,6 +48,26 @@ const struct lpc_mmio_range *soc_get_fixed_mmio_ranges() return cnl_lpc_fixed_mmio_ranges; } +void soc_get_gen_io_dec_range(const struct device *dev, uint32_t *gen_io_dec) +{ + const config_t *config = dev->chip_info; + + gen_io_dec[0] = config->gen1_dec; + gen_io_dec[1] = config->gen2_dec; + gen_io_dec[2] = config->gen3_dec; + gen_io_dec[3] = config->gen4_dec; +} + +void soc_setup_dmi_pcr_io_dec(uint32_t *gen_io_dec) +{ + /* Mirror these same settings in DMI PCR */ + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR1, gen_io_dec[0]); + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR2, gen_io_dec[1]); + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR3, gen_io_dec[2]); + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR4, gen_io_dec[3]); +} + +#if ENV_RAMSTAGE static void pch_enable_ioapic(const struct device *dev) { u32 reg32; @@ -70,27 +90,6 @@ static void pch_enable_ioapic(const struct device *dev) */ io_apic_write((void *)IO_APIC_ADDR, 0x03, 0x01); } - -void soc_get_gen_io_dec_range(const struct device *dev, uint32_t *gen_io_dec) -{ - const config_t *config = dev->chip_info; - - gen_io_dec[0] = config->gen1_dec; - gen_io_dec[1] = config->gen2_dec; - gen_io_dec[2] = config->gen3_dec; - gen_io_dec[3] = config->gen4_dec; -} - -void soc_setup_dmi_pcr_io_dec(uint32_t *gen_io_dec) -{ - /* Mirror these same settings in DMI PCR */ - pcr_write32(PID_DMI, PCR_DMI_LPCLGIR1, gen_io_dec[0]); - pcr_write32(PID_DMI, PCR_DMI_LPCLGIR2, gen_io_dec[1]); - pcr_write32(PID_DMI, PCR_DMI_LPCLGIR3, gen_io_dec[2]); - pcr_write32(PID_DMI, PCR_DMI_LPCLGIR4, gen_io_dec[3]); -} - - /* * PIRQ[n]_ROUT[3:0] - PIRQ Routing Control * 0x00 - 0000 = Reserved @@ -204,3 +203,4 @@ void lpc_init(struct device *dev) i8259_configure_irq_trigger(9, 1); clock_gate_8254(dev); } +#endif diff --git a/src/soc/intel/cannonlake/romstage/romstage.c b/src/soc/intel/cannonlake/romstage/romstage.c index 8b3794f4e9..2673f3700b 100644 --- a/src/soc/intel/cannonlake/romstage/romstage.c +++ b/src/soc/intel/cannonlake/romstage/romstage.c @@ -22,6 +22,7 @@ #include <console/console.h> #include <fsp/util.h> #include <intelblocks/cse.h> +#include <intelblocks/lpc_lib.h> #include <intelblocks/pmclib.h> #include <memory_info.h> #include <soc/iomap.h> @@ -46,6 +47,8 @@ asmlinkage void car_stage_entry(void) /* initialize Heci interface */ heci_init(HECI1_BASE_ADDRESS); + /* Program LPC generic decoding */ + pch_enable_lpc(); timestamp_add_now(TS_START_ROMSTAGE); s3wake = pmc_fill_power_state(ps) == ACPI_S3; fsp_memory_init(s3wake); |