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1 #ifndef __ARCH_ORION5X_COMMON_H
2 #define __ARCH_ORION5X_COMMON_H
3 
4 #include <linux/reboot.h>
5 
6 struct dsa_platform_data;
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_eth_switch_init(struct dsa_platform_data *d, int irq);
45 void orion5x_i2c_init(void);
46 void orion5x_sata_init(struct mv_sata_platform_data *sata_data);
47 void orion5x_spi_init(void);
48 void orion5x_uart0_init(void);
49 void orion5x_uart1_init(void);
50 void orion5x_xor_init(void);
51 void orion5x_restart(enum reboot_mode, const char *);
52 
53 /*
54  * PCIe/PCI functions.
55  */
56 struct pci_bus;
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 struct pci_bus *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys);
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 /*****************************************************************************
77  * Helpers to access Orion registers
78  ****************************************************************************/
79 /*
80  * These are not preempt-safe.  Locks, if needed, must be taken
81  * care of by the caller.
82  */
83 #define orion5x_setbits(r, mask)	writel(readl(r) | (mask), (r))
84 #define orion5x_clrbits(r, mask)	writel(readl(r) & ~(mask), (r))
85 
86 #endif
87