diff options
Diffstat (limited to 'src/soc/intel/common/block')
| -rw-r--r-- | src/soc/intel/common/block/include/intelblocks/lpc_lib.h | 9 | ||||
| -rw-r--r-- | src/soc/intel/common/block/lpc/lpc.c | 60 | ||||
| -rw-r--r-- | src/soc/intel/common/block/pmc/pmc.c | 4 |
3 files changed, 49 insertions, 24 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/lpc_lib.h b/src/soc/intel/common/block/include/intelblocks/lpc_lib.h index 2b525cab41..554c75d509 100644 --- a/src/soc/intel/common/block/include/intelblocks/lpc_lib.h +++ b/src/soc/intel/common/block/include/intelblocks/lpc_lib.h @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2017 Intel Corp. + * Copyright (C) 2017-2018 Intel Corp. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -71,7 +71,9 @@ void lpc_open_mmio_window(uintptr_t base, size_t size); bool lpc_fits_fixed_mmio_window(uintptr_t base, size_t size); /* Init SoC Spcific LPC features. Common definition will be weak and each soc will need to define the init. */ -void lpc_init(struct device *dev); +void lpc_soc_init(struct device *dev); +/* Fill up LPC IO resource structure inside SoC directory */ +void pch_lpc_soc_fill_io_resources(struct device *dev); /* Init LPC GPIO pads */ void lpc_configure_pads(void); /* Get SoC speicific MMIO ranges */ @@ -102,5 +104,8 @@ void soc_get_gen_io_dec_range(const struct device *dev, uint32_t gen_io_dec[LPC_NUM_GENERIC_IO_RANGES]); /* Mirror generic IO decoder range register settings into DMI PCR. */ void soc_setup_dmi_pcr_io_dec(uint32_t gen_io_dec[LPC_NUM_GENERIC_IO_RANGES]); +/* Add resource into LPC PCI device space */ +void pch_lpc_add_new_resource(struct device *dev, uint8_t offset, + uintptr_t base, size_t size, unsigned long flags); #endif /* _SOC_COMMON_BLOCK_LPC_LIB_H_ */ diff --git a/src/soc/intel/common/block/lpc/lpc.c b/src/soc/intel/common/block/lpc/lpc.c index 6b886e3fa4..55329550ab 100644 --- a/src/soc/intel/common/block/lpc/lpc.c +++ b/src/soc/intel/common/block/lpc/lpc.c @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2017 Intel Corp. + * Copyright (C) 2017-2018 Intel Corp. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -21,32 +21,52 @@ #include <intelblocks/lpc_lib.h> #include <soc/pm.h> +/* SoC overrides */ + /* Common weak definition, needs to be implemented in each soc LPC driver. */ -__attribute__((weak)) void lpc_init(struct device *dev) { /* no-op */ } +__attribute__((weak)) void lpc_soc_init(struct device *dev) +{ + /* no-op */ +} -static void soc_lpc_add_io_resources(device_t dev) +/* Fill up LPC IO resource structure inside SoC directory */ +__attribute__((weak)) void pch_lpc_soc_fill_io_resources(struct device *dev) +{ + /* no-op */ +} + +void pch_lpc_add_new_resource(struct device *dev, uint8_t offset, + uintptr_t base, size_t size, unsigned long flags) { struct resource *res; + res = new_resource(dev, offset); + res->base = base; + res->size = size; + res->flags = flags; +} +static void pch_lpc_add_io_resources(device_t dev) +{ /* Add the default claimed legacy IO range for the LPC device. */ - res = new_resource(dev, 0); - res->base = 0; - res->size = 0x1000; - res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; + pch_lpc_add_new_resource(dev, 0, 0, 0x1000, IORESOURCE_IO | + IORESOURCE_ASSIGNED | IORESOURCE_FIXED); + + /* SoC IO resource overrides */ + pch_lpc_soc_fill_io_resources(dev); } -static void soc_lpc_read_resources(device_t dev) +static void pch_lpc_read_resources(device_t dev) { /* Get the PCI resources of this device. */ pci_dev_read_resources(dev); /* Add IO resources to LPC. */ - soc_lpc_add_io_resources(dev); + pch_lpc_add_io_resources(dev); } -static void set_child_resources(struct device *dev); +static void pch_lpc_set_child_resources(struct device *dev); -static void loop_resources(struct device *dev) +static void pch_lpc_loop_resources(struct device *dev) { struct resource *res; @@ -62,39 +82,39 @@ static void loop_resources(struct device *dev) lpc_open_mmio_window(res->base, res->size); } } - set_child_resources(dev); + pch_lpc_set_child_resources(dev); } /* * Loop through all the child devices' resources, and open up windows to the * LPC bus, as appropriate. */ -static void set_child_resources(struct device *dev) +static void pch_lpc_set_child_resources(struct device *dev) { struct bus *link; struct device *child; for (link = dev->link_list; link; link = link->next) { for (child = link->children; child; child = child->sibling) - loop_resources(child); + pch_lpc_loop_resources(child); } } -static void set_resources(device_t dev) +static void pch_lpc_set_resources(device_t dev) { pci_dev_set_resources(dev); /* Now open up windows to devices which have declared resources. */ - set_child_resources(dev); + pch_lpc_set_child_resources(dev); } static struct device_operations device_ops = { - .read_resources = soc_lpc_read_resources, - .set_resources = set_resources, + .read_resources = pch_lpc_read_resources, + .set_resources = pch_lpc_set_resources, .enable_resources = pci_dev_enable_resources, .write_acpi_tables = southbridge_write_acpi_tables, .acpi_inject_dsdt_generator = southbridge_inject_dsdt, - .init = lpc_init, + .init = lpc_soc_init, .scan_bus = scan_lpc_bus, .ops_pci = &pci_dev_ops_pci, }; @@ -122,7 +142,7 @@ static const unsigned short pci_device_ids[] = { 0 }; -static const struct pci_driver soc_lpc __pci_driver = { +static const struct pci_driver pch_lpc __pci_driver = { .ops = &device_ops, .vendor = PCI_VENDOR_ID_INTEL, .devices = pci_device_ids, diff --git a/src/soc/intel/common/block/pmc/pmc.c b/src/soc/intel/common/block/pmc/pmc.c index e1efe4641f..f668ea01fd 100644 --- a/src/soc/intel/common/block/pmc/pmc.c +++ b/src/soc/intel/common/block/pmc/pmc.c @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2017 Intel Corporation. + * Copyright (C) 2017-2018 Intel Corporation. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -111,7 +111,7 @@ static const unsigned short pci_device_ids[] = { 0 }; -static const struct pci_driver pch_lpc __pci_driver = { +static const struct pci_driver pch_pmc __pci_driver = { .ops = &device_ops, .vendor = PCI_VENDOR_ID_INTEL, .devices = pci_device_ids, |