arch/powerpc/platforms/83xx/mpc83xx.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __MPC83XX_H__
   3 #define __MPC83XX_H__
   4
   5 #include <linux/init.h>
   6 #include <linux/device.h>
   7 #include <asm/pci-bridge.h>
   8
   9 /* System Clock Control Register */
  10 #define MPC83XX_SCCR_OFFS          0xA08
  11 #define MPC83XX_SCCR_USB_MASK      0x00f00000
  12 #define MPC83XX_SCCR_USB_MPHCM_11  0x00c00000
  13 #define MPC83XX_SCCR_USB_MPHCM_01  0x00400000
  14 #define MPC83XX_SCCR_USB_MPHCM_10  0x00800000
  15 #define MPC83XX_SCCR_USB_DRCM_11   0x00300000
  16 #define MPC83XX_SCCR_USB_DRCM_01   0x00100000
  17 #define MPC83XX_SCCR_USB_DRCM_10   0x00200000
  18 #define MPC8315_SCCR_USB_MASK      0x00c00000
  19 #define MPC8315_SCCR_USB_DRCM_11   0x00c00000
  20 #define MPC8315_SCCR_USB_DRCM_01   0x00400000
  21 #define MPC837X_SCCR_USB_DRCM_11   0x00c00000
  22
  23 /* system i/o configuration register low */
  24 #define MPC83XX_SICRL_OFFS         0x114
  25 #define MPC834X_SICRL_USB_MASK     0x60000000
  26 #define MPC834X_SICRL_USB0         0x20000000
  27 #define MPC834X_SICRL_USB1         0x40000000
  28 #define MPC831X_SICRL_USB_MASK     0x00000c00
  29 #define MPC831X_SICRL_USB_ULPI     0x00000800
  30 #define MPC8315_SICRL_USB_MASK     0x000000fc
  31 #define MPC8315_SICRL_USB_ULPI     0x00000054
  32 #define MPC837X_SICRL_USB_MASK     0xf0000000
  33 #define MPC837X_SICRL_USB_ULPI     0x50000000
  34 #define MPC837X_SICRL_USBB_MASK    0x30000000
  35 #define MPC837X_SICRL_SD           0x20000000
  36
  37 /* system i/o configuration register high */
  38 #define MPC83XX_SICRH_OFFS         0x118
  39 #define MPC8308_SICRH_USB_MASK     0x000c0000
  40 #define MPC8308_SICRH_USB_ULPI     0x00040000
  41 #define MPC834X_SICRH_USB_UTMI     0x00020000
  42 #define MPC831X_SICRH_USB_MASK     0x000000e0
  43 #define MPC831X_SICRH_USB_ULPI     0x000000a0
  44 #define MPC8315_SICRH_USB_MASK     0x0000ff00
  45 #define MPC8315_SICRH_USB_ULPI     0x00000000
  46 #define MPC837X_SICRH_SPI_MASK     0x00000003
  47 #define MPC837X_SICRH_SD           0x00000001
  48
  49 /* USB Control Register */
  50 #define FSL_USB2_CONTROL_OFFS      0x500
  51 #define CONTROL_UTMI_PHY_EN        0x00000200
  52 #define CONTROL_REFSEL_24MHZ       0x00000040
  53 #define CONTROL_REFSEL_48MHZ       0x00000080
  54 #define CONTROL_PHY_CLK_SEL_ULPI   0x00000400
  55 #define CONTROL_OTG_PORT           0x00000020
  56
  57 /* USB PORTSC Registers */
  58 #define FSL_USB2_PORTSC1_OFFS      0x184
  59 #define FSL_USB2_PORTSC2_OFFS      0x188
  60 #define PORTSCX_PTW_16BIT          0x10000000
  61 #define PORTSCX_PTS_UTMI           0x00000000
  62 #define PORTSCX_PTS_ULPI           0x80000000
  63
  64 /*
  65  * Declaration for the various functions exported by the
  66  * mpc83xx_* files. Mostly for use by mpc83xx_setup
  67  */
  68
  69 extern void __noreturn mpc83xx_restart(char *cmd);
  70 extern long mpc83xx_time_init(void);
  71 extern int mpc837x_usb_cfg(void);
  72 extern int mpc834x_usb_cfg(void);
  73 extern int mpc831x_usb_cfg(void);
  74 extern void mpc83xx_ipic_init_IRQ(void);
  75 #ifdef CONFIG_QUICC_ENGINE
  76 extern void mpc83xx_qe_init_IRQ(void);
  77 extern void mpc83xx_ipic_and_qe_init_IRQ(void);
  78 #else
  79 static inline void __init mpc83xx_qe_init_IRQ(void) {}
  80 #define mpc83xx_ipic_and_qe_init_IRQ mpc83xx_ipic_init_IRQ
  81 #endif /* CONFIG_QUICC_ENGINE */
  82
  83 #ifdef CONFIG_PCI
  84 extern void mpc83xx_setup_pci(void);
  85 #else
  86 #define mpc83xx_setup_pci()     do {} while (0)
  87 #endif
  88
  89 extern int mpc83xx_declare_of_platform_devices(void);
  90 extern void mpc83xx_setup_arch(void);
  91
  92 #endif                          /* __MPC83XX_H__ */