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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <device/device.h>
4 #include <device/pci.h>
5 #include <pc80/isa-dma.h>
6 #include <pc80/i8259.h>
7 #include <device/pci_ops.h>
8 #include <arch/ioapic.h>
9 #include <intelblocks/itss.h>
10 #include <intelblocks/lpc_lib.h>
11 #include <soc/espi.h>
12 #include <soc/iomap.h>
13 #include <soc/irq.h>
14 #include <soc/pci_devs.h>
15 #include <soc/pcr_ids.h>
16 #include <soc/soc_chip.h>
17 
soc_get_gen_io_dec_range(uint32_t gen_io_dec[LPC_NUM_GENERIC_IO_RANGES])18 void soc_get_gen_io_dec_range(uint32_t gen_io_dec[LPC_NUM_GENERIC_IO_RANGES])
19 {
20 	const config_t *config = config_of_soc();
21 
22 	gen_io_dec[0] = config->gen1_dec;
23 	gen_io_dec[1] = config->gen2_dec;
24 	gen_io_dec[2] = config->gen3_dec;
25 	gen_io_dec[3] = config->gen4_dec;
26 }
27 
28 #if ENV_RAMSTAGE
lpc_soc_init(struct device * dev)29 void lpc_soc_init(struct device *dev)
30 {
31 	/* Legacy initialization */
32 	isa_dma_init();
33 	pch_misc_init();
34 
35 	/* Enable CLKRUN_EN for power gating ESPI */
36 	lpc_enable_pci_clk_cntl();
37 
38 	/* Set ESPI Serial IRQ mode */
39 	if (CONFIG(SERIRQ_CONTINUOUS_MODE))
40 		lpc_set_serirq_mode(SERIRQ_CONTINUOUS);
41 	else
42 		lpc_set_serirq_mode(SERIRQ_QUIET);
43 
44 	/* Interrupt configuration */
45 	pch_enable_ioapic();
46 	pch_pirq_init();
47 	setup_i8259();
48 	i8259_configure_irq_trigger(9, 1);
49 }
50 
51 #endif
52