1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __ARCH_ORION5X_COMMON_H
3#define __ARCH_ORION5X_COMMON_H
4
5#include <linux/reboot.h>
6
7struct mv643xx_eth_platform_data;
8struct mv_sata_platform_data;
9
10#define ORION_MBUS_PCIE_MEM_TARGET    0x04
11#define ORION_MBUS_PCIE_MEM_ATTR      0x59
12#define ORION_MBUS_PCIE_IO_TARGET     0x04
13#define ORION_MBUS_PCIE_IO_ATTR       0x51
14#define ORION_MBUS_PCIE_WA_TARGET     0x04
15#define ORION_MBUS_PCIE_WA_ATTR       0x79
16#define ORION_MBUS_PCI_MEM_TARGET     0x03
17#define ORION_MBUS_PCI_MEM_ATTR       0x59
18#define ORION_MBUS_PCI_IO_TARGET      0x03
19#define ORION_MBUS_PCI_IO_ATTR        0x51
20#define ORION_MBUS_DEVBUS_BOOT_TARGET 0x01
21#define ORION_MBUS_DEVBUS_BOOT_ATTR   0x0f
22#define ORION_MBUS_DEVBUS_TARGET(cs)  0x01
23#define ORION_MBUS_DEVBUS_ATTR(cs)    (~(1 << cs))
24#define ORION_MBUS_SRAM_TARGET        0x09
25#define ORION_MBUS_SRAM_ATTR          0x00
26
27/*
28 * Basic Orion init functions used early by machine-setup.
29 */
30void orion5x_map_io(void);
31void orion5x_init_early(void);
32void orion5x_init_irq(void);
33void orion5x_init(void);
34void orion5x_id(u32 *dev, u32 *rev, char **dev_name);
35void clk_init(void);
36extern int orion5x_tclk;
37extern void orion5x_timer_init(void);
38
39void orion5x_setup_wins(void);
40
41void orion5x_ehci0_init(void);
42void orion5x_ehci1_init(void);
43void orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data);
44void orion5x_i2c_init(void);
45void orion5x_sata_init(struct mv_sata_platform_data *sata_data);
46void orion5x_spi_init(void);
47void orion5x_uart0_init(void);
48void orion5x_uart1_init(void);
49void orion5x_xor_init(void);
50void orion5x_restart(enum reboot_mode, const char *);
51
52/*
53 * PCIe/PCI functions.
54 */
55struct pci_bus;
56struct pci_host_bridge;
57struct pci_sys_data;
58struct pci_dev;
59
60void orion5x_pcie_id(u32 *dev, u32 *rev);
61void orion5x_pci_disable(void);
62void orion5x_pci_set_cardbus_mode(void);
63int orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys);
64int orion5x_pci_sys_scan_bus(int nr, struct pci_host_bridge *bridge);
65int orion5x_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
66
67struct tag;
68extern void __init tag_fixup_mem32(struct tag *, char **);
69
70#ifdef CONFIG_MACH_MSS2_DT
71extern void mss2_init(void);
72#else
73static inline void mss2_init(void) {}
74#endif
75
76#ifdef CONFIG_MACH_D2NET_DT
77void d2net_init(void);
78#else
79static inline void d2net_init(void) {}
80#endif
81
82/*****************************************************************************
83 * Helpers to access Orion registers
84 ****************************************************************************/
85/*
86 * These are not preempt-safe.  Locks, if needed, must be taken
87 * care of by the caller.
88 */
89#define orion5x_setbits(r, mask)	writel(readl(r) | (mask), (r))
90#define orion5x_clrbits(r, mask)	writel(readl(r) & ~(mask), (r))
91
92#endif
93