mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-06-09 23:36:03 +09:00
935a89241c
For the DM case, use the proper parameter for the regmap_init_mem call (which is the ofnode, not the udevice). Signed-off-by: Mario Six <mario.six@gdsys.cc>
82 lines
1.7 KiB
C
82 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2015
|
|
* Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
|
|
*
|
|
* (C) Copyright 2017
|
|
* Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <regmap.h>
|
|
#include <misc.h>
|
|
|
|
struct gdsys_rxaui_ctrl_regs {
|
|
u16 gen_cnt;
|
|
u16 err_cnt;
|
|
u16 succ_cnt;
|
|
u16 status;
|
|
u16 ctrl_0;
|
|
u16 ctrl_1;
|
|
};
|
|
|
|
#define rxaui_ctrl_set(map, member, val) \
|
|
regmap_set(map, struct gdsys_rxaui_ctrl_regs, member, val)
|
|
|
|
#define rxaui_ctrl_get(map, member, valp) \
|
|
regmap_get(map, struct gdsys_rxaui_ctrl_regs, member, valp)
|
|
|
|
struct gdsys_rxaui_ctrl_priv {
|
|
struct regmap *map;
|
|
bool state;
|
|
};
|
|
|
|
int gdsys_rxaui_set_polarity_inversion(struct udevice *dev, bool val)
|
|
{
|
|
struct gdsys_rxaui_ctrl_priv *priv = dev_get_priv(dev);
|
|
u16 state;
|
|
|
|
priv->state = !priv->state;
|
|
|
|
rxaui_ctrl_get(priv->map, ctrl_1, &state);
|
|
|
|
if (val)
|
|
state |= ~0x7800;
|
|
else
|
|
state &= ~0x7800;
|
|
|
|
rxaui_ctrl_set(priv->map, ctrl_1, state);
|
|
|
|
return !priv->state;
|
|
}
|
|
|
|
static const struct misc_ops gdsys_rxaui_ctrl_ops = {
|
|
.set_enabled = gdsys_rxaui_set_polarity_inversion,
|
|
};
|
|
|
|
int gdsys_rxaui_ctrl_probe(struct udevice *dev)
|
|
{
|
|
struct gdsys_rxaui_ctrl_priv *priv = dev_get_priv(dev);
|
|
|
|
regmap_init_mem(dev_ofnode(dev), &priv->map);
|
|
|
|
priv->state = false;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct udevice_id gdsys_rxaui_ctrl_ids[] = {
|
|
{ .compatible = "gdsys,rxaui_ctrl" },
|
|
{ }
|
|
};
|
|
|
|
U_BOOT_DRIVER(gdsys_rxaui_ctrl) = {
|
|
.name = "gdsys_rxaui_ctrl",
|
|
.id = UCLASS_MISC,
|
|
.ops = &gdsys_rxaui_ctrl_ops,
|
|
.of_match = gdsys_rxaui_ctrl_ids,
|
|
.probe = gdsys_rxaui_ctrl_probe,
|
|
.priv_auto_alloc_size = sizeof(struct gdsys_rxaui_ctrl_priv),
|
|
};
|