| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <device/device.h> |
| #include <device/pnp.h> |
| #include <pc80/keyboard.h> |
| #include <option.h> |
| #include <superio/ite/common/env_ctrl.h> |
| #include <superio/conf_mode.h> |
| #include <types.h> |
| |
| #include "chip.h" |
| #include "it8720f.h" |
| |
| #define MAINBOARD_POWER_OFF 0 |
| #define MAINBOARD_POWER_ON 1 |
| #define MAINBOARD_POWER_KEEP 2 |
| |
| static void power_control_init(struct device *dev) |
| { |
| unsigned int power_on = get_uint_option("power_on_after_fail", MAINBOARD_POWER_OFF); |
| u8 value; |
| |
| pnp_enter_conf_mode(dev); |
| pnp_set_logical_device(dev); |
| |
| value = pnp_read_config(dev, IT8720F_EC_PCR1); |
| if (power_on == MAINBOARD_POWER_KEEP) |
| value |= (1 << 5); |
| else |
| value &= ~(1 << 5); |
| pnp_write_config(dev, IT8720F_EC_PCR1, value); |
| |
| value = pnp_read_config(dev, IT8720F_EC_PCR2); |
| if (power_on == MAINBOARD_POWER_ON) |
| value |= (1 << 5); |
| else |
| value &= ~(1 << 5); |
| pnp_write_config(dev, IT8720F_EC_PCR2, value); |
| |
| pnp_exit_conf_mode(dev); |
| } |
| |
| static void it8720f_init(struct device *dev) |
| { |
| const struct superio_ite_it8720f_config *conf; |
| const struct resource *res; |
| |
| if (!dev->enabled) |
| return; |
| |
| switch (dev->path.pnp.device) { |
| case IT8720F_EC: |
| conf = dev->chip_info; |
| res = probe_resource(dev, PNP_IDX_IO0); |
| if (!conf || !res) |
| break; |
| ite_ec_init(res->base, &conf->ec); |
| power_control_init(dev); |
| break; |
| case IT8720F_KBCK: |
| pc_keyboard_init(NO_AUX_DEVICE); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static struct device_operations ops = { |
| .read_resources = pnp_read_resources, |
| .set_resources = pnp_set_resources, |
| .enable_resources = pnp_enable_resources, |
| .enable = pnp_enable, |
| .init = it8720f_init, |
| .ops_pnp_mode = &pnp_conf_mode_870155_aa, |
| }; |
| |
| static struct pnp_info pnp_dev_info[] = { |
| { NULL, IT8720F_FDC, |
| PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_MSC0 | PNP_MSC1, |
| 0x0ff8, }, |
| { NULL, IT8720F_SP1, |
| PNP_IO0 | PNP_IRQ0 | PNP_MSC0 | PNP_MSC1, |
| 0x0ff8, }, |
| { NULL, IT8720F_SP2, |
| PNP_IO0 | PNP_IRQ0 | PNP_MSC0 | PNP_MSC1, |
| 0x0ff8, }, |
| { NULL, IT8720F_PP, |
| PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_DRQ0 | PNP_MSC0, |
| 0x0ff8, 0x0ffc, }, |
| { NULL, IT8720F_EC, |
| PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_MSC0 | PNP_MSC1 | PNP_MSC2 | |
| PNP_MSC3 | PNP_MSC4 | PNP_MSC5 | PNP_MSC6, |
| 0x0ff8, 0x0ffc, }, |
| { NULL, IT8720F_KBCK, |
| PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_MSC0, |
| 0x0fff, 0x0fff, }, |
| { NULL, IT8720F_KBCM, |
| PNP_IRQ0 | PNP_MSC0, }, |
| { NULL, IT8720F_GPIO, |
| PNP_IO0 | PNP_IO1 | PNP_IO2 | PNP_MSC0 | PNP_MSC1 | PNP_MSC2 | |
| PNP_MSC3 | PNP_MSC4 | PNP_MSC5 | PNP_MSC6 | PNP_MSC7 | |
| PNP_MSC8 | PNP_MSC9 | PNP_MSCA | PNP_MSCB | PNP_MSCD | PNP_MSCE, |
| 0x0ff8, 0x0ff8, 0x0ff8, }, |
| { NULL, IT8720F_CIR, |
| PNP_IO0 | PNP_IRQ0 | PNP_MSC0, |
| 0x0ff8, }, |
| }; |
| |
| static void enable_dev(struct device *dev) |
| { |
| pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); |
| } |
| |
| struct chip_operations superio_ite_it8720f_ops = { |
| .name = "ITE IT8720F Super I/O", |
| .enable_dev = enable_dev, |
| }; |