u-boot/include/smsc_lpc47m.h
Bin Meng c78dfb4fd2 x86: superio: Add keyboard controller support to smsc_lpc47m driver
Add an api to enable and configure the integrated keyboard controller
on SMSC LPC47m superio chipset. It also adds several macros to help
future extension.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
2015-08-26 07:54:12 -07:00

42 lines
1.2 KiB
C

/*
* Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _SMSC_LPC47M_H_
#define _SMSC_LPC47M_H_
/* I/O address of LPC47M */
#define LPC47M_IO_PORT 0x2e
/* Logical device number */
#define LPC47M_FDC 0 /* Floppy */
#define LPC47M_SP2 2 /* Serial Port 2 */
#define LPC47M_PP 3 /* Parallel Port */
#define LPC47M_SP1 4 /* Serial Port 1 */
#define LPC47M_KBC 7 /* Keyboard & Mouse */
#define LPC47M_PME 10 /* Power Control */
/**
* Configure the base I/O port of the specified serial device and enable the
* serial device.
*
* @dev: high 8 bits = super I/O port, low 8 bits = logical device number
* @iobase: processor I/O port address to assign to this serial device
* @irq: processor IRQ number to assign to this serial device
*/
void lpc47m_enable_serial(uint dev, uint iobase, uint irq);
/**
* Configure the specified keyboard controller device and enable the keyboard
* controller device.
*
* @dev: high 8 bits = Super I/O port, low 8 bits = logical device number
* @irq0: processor IRQ number to assign to keyboard
* @irq1: processor IRQ number to assign to mouse
*/
void lpc47m_enable_kbc(uint dev, uint irq0, uint irq1);
#endif /* _SMSC_LPC47M_H_ */