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| /*
| * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
| *
| * SPDX-License-Identifier: GPL-2.0+
| */
|
| #include <common.h>
| #include <asm/io.h>
| #include <asm/pnp_def.h>
|
| static void pnp_enter_conf_state(u16 dev)
| {
| u16 port = dev >> 8;
|
| outb(0x55, port);
| }
|
| static void pnp_exit_conf_state(u16 dev)
| {
| u16 port = dev >> 8;
|
| outb(0xaa, port);
| }
|
| void lpc47m_enable_serial(uint dev, uint iobase, uint irq)
| {
| pnp_enter_conf_state(dev);
| pnp_set_logical_device(dev);
| pnp_set_enable(dev, 0);
| pnp_set_iobase(dev, PNP_IDX_IO0, iobase);
| pnp_set_irq(dev, PNP_IDX_IRQ0, irq);
| pnp_set_enable(dev, 1);
| pnp_exit_conf_state(dev);
| }
|
| void lpc47m_enable_kbc(uint dev, uint irq0, uint irq1)
| {
| pnp_enter_conf_state(dev);
| pnp_set_logical_device(dev);
| pnp_set_enable(dev, 0);
| pnp_set_irq(dev, PNP_IDX_IRQ0, irq0);
| pnp_set_irq(dev, PNP_IDX_IRQ1, irq1);
| pnp_set_enable(dev, 1);
| pnp_exit_conf_state(dev);
| }
|
|
