superio.c

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
#include <device/device.h>
#include <device/pnp.h>
#include <pc80/keyboard.h>
#include <superio/conf_mode.h>
#include "nct5539d.h"
 
#if CONFIG(HAVE_ACPI_TABLES)
#include <superio/common/ssdt.h>
#include <acpi/acpi.h>
#endif
 
static void nct5539d_init(struct device *dev)
{
        if (!dev->enabled)
                return;
 
        switch (dev->path.pnp.device) {
        case NCT5539D_KBC:
                pc_keyboard_init(NO_AUX_DEVICE);
                break;
        }
}
 
#if CONFIG(HAVE_ACPI_TABLES)
/* Provide ACPI HIDs for generic Super I/O SSDT */
static const char *nct5539d_acpi_hid(const struct device *dev)
{
        if ((dev->path.type != DEVICE_PATH_PNP) ||
                (dev->path.pnp.port == 0) ||
                ((dev->path.pnp.device & 0xff) > NCT5539D_DS))
                return NULL;
 
        switch (dev->path.pnp.device & 0xff) {
        case NCT5539D_SP1:
                return ACPI_HID_COM;
        case NCT5539D_KBC:
                return ACPI_HID_KEYBOARD;
        default:
                return ACPI_HID_PNP;
        }
}
#endif
 
static struct device_operations ops = {
        .read_resources   = pnp_read_resources,
        .set_resources    = pnp_set_resources,
        .enable_resources = pnp_enable_resources,
        .enable           = pnp_alt_enable,
        .init             = nct5539d_init,
        .ops_pnp_mode     = &pnp_conf_mode_8787_aa,
#if CONFIG(HAVE_ACPI_TABLES)
        .acpi_fill_ssdt   = superio_common_fill_ssdt_generator,
        .acpi_name        = superio_common_ldn_acpi_name,
        .acpi_hid         = nct5539d_acpi_hid,
#endif
};
 
static struct pnp_info pnp_dev_info[] = {
        { NULL, NCT5539D_SP1, PNP_IO0 | PNP_IRQ0,
                0x0ff8, },
        { NULL, NCT5539D_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1,
                0x0fff, 0x0fff, },
        { NULL, NCT5539D_CIR, PNP_IO0 | PNP_IRQ0,
                0x0ff8, },
        { NULL, NCT5539D_ACPI},
        { NULL, NCT5539D_HWM_FPLED, PNP_IO0 | PNP_IRQ0,
                0x0ffe, 0x0ffe, },
        { NULL, NCT5539D_WDT2},
        { NULL, NCT5539D_CIRWUP, PNP_IO0 | PNP_IRQ0,
                0x0ff8, },
        { NULL, NCT5539D_GPIO_PP_OD},
        { NULL, NCT5539D_WDT1},
        { NULL, NCT5539D_WDT3},
        { NULL, NCT5539D_GPIOBASE, PNP_IO0,
                0x0ff8, },
        { NULL, NCT5539D_GPIO0},
        { NULL, NCT5539D_GPIO2},
        { NULL, NCT5539D_GPIO3},
        { NULL, NCT5539D_GPIO4},
        { NULL, NCT5539D_GPIO5},
        { NULL, NCT5539D_GPIO7},
        { NULL, NCT5539D_GPIO8},
        { NULL, NCT5539D_GPIO_PSO},
        { NULL, NCT5539D_SWEC},
        { NULL, NCT5539D_FLED},
        { NULL, NCT5539D_DS5},
        { NULL, NCT5539D_DS3},
};
 
static void enable_dev(struct device *dev)
{
        pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
}
 
struct chip_operations superio_nuvoton_nct5539d_ops = {
        CHIP_NAME("NUVOTON NCT5539D Super I/O")
        .enable_dev = enable_dev,
};