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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-orion5x/common.h

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  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 dsa_chip_data;
  8 struct mv643xx_eth_platform_data;
  9 struct mv_sata_platform_data;
 10 
 11 #define ORION_MBUS_PCIE_MEM_TARGET    0x04
 12 #define ORION_MBUS_PCIE_MEM_ATTR      0x59
 13 #define ORION_MBUS_PCIE_IO_TARGET     0x04
 14 #define ORION_MBUS_PCIE_IO_ATTR       0x51
 15 #define ORION_MBUS_PCIE_WA_TARGET     0x04
 16 #define ORION_MBUS_PCIE_WA_ATTR       0x79
 17 #define ORION_MBUS_PCI_MEM_TARGET     0x03
 18 #define ORION_MBUS_PCI_MEM_ATTR       0x59
 19 #define ORION_MBUS_PCI_IO_TARGET      0x03
 20 #define ORION_MBUS_PCI_IO_ATTR        0x51
 21 #define ORION_MBUS_DEVBUS_BOOT_TARGET 0x01
 22 #define ORION_MBUS_DEVBUS_BOOT_ATTR   0x0f
 23 #define ORION_MBUS_DEVBUS_TARGET(cs)  0x01
 24 #define ORION_MBUS_DEVBUS_ATTR(cs)    (~(1 << cs))
 25 #define ORION_MBUS_SRAM_TARGET        0x09
 26 #define ORION_MBUS_SRAM_ATTR          0x00
 27 
 28 /*
 29  * Basic Orion init functions used early by machine-setup.
 30  */
 31 void orion5x_map_io(void);
 32 void orion5x_init_early(void);
 33 void orion5x_init_irq(void);
 34 void orion5x_init(void);
 35 void orion5x_id(u32 *dev, u32 *rev, char **dev_name);
 36 void clk_init(void);
 37 extern int orion5x_tclk;
 38 extern void orion5x_timer_init(void);
 39 
 40 void orion5x_setup_wins(void);
 41 
 42 void orion5x_ehci0_init(void);
 43 void orion5x_ehci1_init(void);
 44 void orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data);
 45 void orion5x_eth_switch_init(struct dsa_chip_data *d);
 46 void orion5x_i2c_init(void);
 47 void orion5x_sata_init(struct mv_sata_platform_data *sata_data);
 48 void orion5x_spi_init(void);
 49 void orion5x_uart0_init(void);
 50 void orion5x_uart1_init(void);
 51 void orion5x_xor_init(void);
 52 void orion5x_restart(enum reboot_mode, const char *);
 53 
 54 /*
 55  * PCIe/PCI functions.
 56  */
 57 struct pci_bus;
 58 struct pci_host_bridge;
 59 struct pci_sys_data;
 60 struct pci_dev;
 61 
 62 void orion5x_pcie_id(u32 *dev, u32 *rev);
 63 void orion5x_pci_disable(void);
 64 void orion5x_pci_set_cardbus_mode(void);
 65 int orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys);
 66 int orion5x_pci_sys_scan_bus(int nr, struct pci_host_bridge *bridge);
 67 int orion5x_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
 68 
 69 struct tag;
 70 extern void __init tag_fixup_mem32(struct tag *, char **);
 71 
 72 #ifdef CONFIG_MACH_MSS2_DT
 73 extern void mss2_init(void);
 74 #else
 75 static inline void mss2_init(void) {}
 76 #endif
 77 
 78 /*****************************************************************************
 79  * Helpers to access Orion registers
 80  ****************************************************************************/
 81 /*
 82  * These are not preempt-safe.  Locks, if needed, must be taken
 83  * care of by the caller.
 84  */
 85 #define orion5x_setbits(r, mask)        writel(readl(r) | (mask), (r))
 86 #define orion5x_clrbits(r, mask)        writel(readl(r) & ~(mask), (r))
 87 
 88 #endif
 89 

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