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