/* SPDX-License-Identifier: GPL-2.0-only */ /* * This file is created based on Intel Alder Lake Processor PCH Datasheet * Document number: 621483 * Chapter number: 2 */ #include <device/pci.h> #include <pc80/isa-dma.h> #include <pc80/i8259.h> #include <arch/ioapic.h> #include <intelblocks/itss.h> #include <intelblocks/lpc_lib.h> #include <intelblocks/pcr.h> #include <soc/espi.h> #include <soc/iomap.h> #include <soc/irq.h> #include <soc/pci_devs.h> #include <soc/pcr_ids.h> #include <soc/soc_chip.h> void soc_get_gen_io_dec_range(uint32_t gen_io_dec[LPC_NUM_GENERIC_IO_RANGES]) { const config_t *config = config_of_soc(); 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; } #if ENV_RAMSTAGE void lpc_soc_init(struct device *dev) { /* Legacy initialization */ isa_dma_init(); pch_misc_init(); /* Enable CLKRUN_EN for power gating ESPI */ lpc_enable_pci_clk_cntl(); /* Set ESPI Serial IRQ mode */ if (CONFIG(SERIRQ_CONTINUOUS_MODE)) lpc_set_serirq_mode(SERIRQ_CONTINUOUS); else lpc_set_serirq_mode(SERIRQ_QUIET); /* Interrupt configuration */ pch_enable_ioapic(); pch_pirq_init(); setup_i8259(); i8259_configure_irq_trigger(9, 1); } #endif