| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <acpi/acpi.h> |
| #include <types.h> |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <ec/compal/ene932/ec.h> |
| #include "ec.h" |
| |
| void parrot_ec_init(void) |
| { |
| printk(BIOS_DEBUG, "Parrot EC Init\n"); |
| |
| /* Clean up the buffers. We don't know the initial condition. */ |
| kbc_cleanup_buffers(); |
| |
| /* Report EC info */ |
| /* EC version: cmd 0x51 - returns three bytes */ |
| ec_kbc_write_cmd(0x51); |
| printk(BIOS_DEBUG, " EC version %x.%x.%x\n", |
| ec_kbc_read_ob(), ec_kbc_read_ob(), ec_kbc_read_ob()); |
| |
| /* EC Project name: cmd 0x52, 0xA0 - returns five bytes */ |
| ec_kbc_write_cmd(0x52); |
| ec_kbc_write_ib(0xA0); |
| printk(BIOS_DEBUG, " EC Project: %c%c%c%c%c\n", |
| ec_kbc_read_ob(), ec_kbc_read_ob(), ec_kbc_read_ob(), |
| ec_kbc_read_ob(), ec_kbc_read_ob()); |
| |
| /* Print the hardware revision */ |
| printk(BIOS_DEBUG, " Parrot Revision %x\n", parrot_rev()); |
| |
| /* US Keyboard */ |
| ec_kbc_write_cmd(0x59); |
| ec_kbc_write_ib(0xE5); |
| |
| /* Enable IRQ1 */ |
| ec_kbc_write_cmd(0x59); |
| ec_kbc_write_ib(0xD1); |
| |
| /* TODO - Do device detection and device maintain state (nvs) */ |
| /* Enable Wireless and Bluetooth */ |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0xAD); |
| |
| /* Set Wireless and Bluetooth Available */ |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0xA8); |
| |
| /* Set Wireless and Bluetooth Enable */ |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0xA2); |
| } |
| |
| /* Parrot Hardware Revision */ |
| u8 parrot_rev(void) |
| { |
| ec_kbc_write_cmd(0x45); |
| ec_kbc_write_ib(0x40); |
| return ec_kbc_read_ob(); |
| } |