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 
67 extern void __noreturn mpc83xx_restart(char *cmd);
68 extern long mpc83xx_time_init(void);
69 int __init mpc837x_usb_cfg(void);
70 int __init mpc834x_usb_cfg(void);
71 int __init mpc831x_usb_cfg(void);
72 extern void mpc83xx_ipic_init_IRQ(void);
73 
74 #ifdef CONFIG_PCI
75 extern void mpc83xx_setup_pci(void);
76 #else
77 #define mpc83xx_setup_pci	NULL
78 #endif
79 
80 extern int mpc83xx_declare_of_platform_devices(void);
81 extern void mpc83xx_setup_arch(void);
82 
83 #endif				/* __MPC83XX_H__ */
84