1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __MPC83XX_H__
3#define __MPC83XX_H__
4
5#include <linux/init.h>
6
7/* System Clock Control Register */
8#define MPC83XX_SCCR_OFFS          0xA08
9#define MPC83XX_SCCR_USB_MASK      0x00f00000
10#define MPC83XX_SCCR_USB_MPHCM_11  0x00c00000
11#define MPC83XX_SCCR_USB_MPHCM_01  0x00400000
12#define MPC83XX_SCCR_USB_MPHCM_10  0x00800000
13#define MPC83XX_SCCR_USB_DRCM_11   0x00300000
14#define MPC83XX_SCCR_USB_DRCM_01   0x00100000
15#define MPC83XX_SCCR_USB_DRCM_10   0x00200000
16#define MPC8315_SCCR_USB_MASK      0x00c00000
17#define MPC8315_SCCR_USB_DRCM_11   0x00c00000
18#define MPC8315_SCCR_USB_DRCM_01   0x00400000
19#define MPC837X_SCCR_USB_DRCM_11   0x00c00000
20
21/* system i/o configuration register low */
22#define MPC83XX_SICRL_OFFS         0x114
23#define MPC834X_SICRL_USB_MASK     0x60000000
24#define MPC834X_SICRL_USB0         0x20000000
25#define MPC834X_SICRL_USB1         0x40000000
26#define MPC831X_SICRL_USB_MASK     0x00000c00
27#define MPC831X_SICRL_USB_ULPI     0x00000800
28#define MPC8315_SICRL_USB_MASK     0x000000fc
29#define MPC8315_SICRL_USB_ULPI     0x00000054
30#define MPC837X_SICRL_USB_MASK     0xf0000000
31#define MPC837X_SICRL_USB_ULPI     0x50000000
32#define MPC837X_SICRL_USBB_MASK    0x30000000
33#define MPC837X_SICRL_SD           0x20000000
34
35/* system i/o configuration register high */
36#define MPC83XX_SICRH_OFFS         0x118
37#define MPC8308_SICRH_USB_MASK     0x000c0000
38#define MPC8308_SICRH_USB_ULPI     0x00040000
39#define MPC834X_SICRH_USB_UTMI     0x00020000
40#define MPC831X_SICRH_USB_MASK     0x000000e0
41#define MPC831X_SICRH_USB_ULPI     0x000000a0
42#define MPC8315_SICRH_USB_MASK     0x0000ff00
43#define MPC8315_SICRH_USB_ULPI     0x00000000
44#define MPC837X_SICRH_SPI_MASK     0x00000003
45#define MPC837X_SICRH_SD           0x00000001
46
47/* USB Control Register */
48#define FSL_USB2_CONTROL_OFFS      0x500
49#define CONTROL_UTMI_PHY_EN        0x00000200
50#define CONTROL_REFSEL_24MHZ       0x00000040
51#define CONTROL_REFSEL_48MHZ       0x00000080
52#define CONTROL_PHY_CLK_SEL_ULPI   0x00000400
53#define CONTROL_OTG_PORT           0x00000020
54
55/* USB PORTSC Registers */
56#define FSL_USB2_PORTSC1_OFFS      0x184
57#define FSL_USB2_PORTSC2_OFFS      0x188
58#define PORTSCX_PTW_16BIT          0x10000000
59#define PORTSCX_PTS_UTMI           0x00000000
60#define PORTSCX_PTS_ULPI           0x80000000
61
62/*
63 * Declaration for the various functions exported by the
64 * mpc83xx_* files. Mostly for use by mpc83xx_setup
65 */
66
67extern void __noreturn mpc83xx_restart(char *cmd);
68extern long mpc83xx_time_init(void);
69int __init mpc837x_usb_cfg(void);
70int __init mpc834x_usb_cfg(void);
71int __init mpc831x_usb_cfg(void);
72extern void mpc83xx_ipic_init_IRQ(void);
73
74#ifdef CONFIG_PCI
75extern void mpc83xx_setup_pci(void);
76#else
77#define mpc83xx_setup_pci	NULL
78#endif
79
80extern int mpc83xx_declare_of_platform_devices(void);
81extern void mpc83xx_setup_arch(void);
82
83#endif				/* __MPC83XX_H__ */
84