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
7 struct mv643xx_eth_platform_data;
8 struct 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 */
30 void orion5x_map_io(void);
31 void orion5x_init_early(void);
32 void orion5x_init_irq(void);
33 void orion5x_init(void);
34 void orion5x_id(u32 *dev, u32 *rev, char **dev_name);
35 void clk_init(void);
36 extern int orion5x_tclk;
37 extern void orion5x_timer_init(void);
38
39 void orion5x_setup_wins(void);
40
41 void orion5x_ehci0_init(void);
42 void orion5x_ehci1_init(void);
43 void orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data);
44 void orion5x_i2c_init(void);
45 void orion5x_sata_init(struct mv_sata_platform_data *sata_data);
46 void orion5x_spi_init(void);
47 void orion5x_uart0_init(void);
48 void orion5x_uart1_init(void);
49 void orion5x_xor_init(void);
50 void orion5x_restart(enum reboot_mode, const char *);
51
52 /*
53 * PCIe/PCI functions.
54 */
55 struct pci_bus;
56 struct pci_host_bridge;
57 struct pci_sys_data;
58 struct pci_dev;
59
60 void orion5x_pcie_id(u32 *dev, u32 *rev);
61 void orion5x_pci_disable(void);
62 void orion5x_pci_set_cardbus_mode(void);
63 int orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys);
64 int orion5x_pci_sys_scan_bus(int nr, struct pci_host_bridge *bridge);
65 int orion5x_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
66
67 struct tag;
68 extern void __init tag_fixup_mem32(struct tag *, char **);
69
70 #ifdef CONFIG_MACH_MSS2_DT
71 extern void mss2_init(void);
72 #else
mss2_init(void)73 static inline void mss2_init(void) {}
74 #endif
75
76 #ifdef CONFIG_MACH_D2NET_DT
77 void d2net_init(void);
78 #else
d2net_init(void)79 static 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