1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (c) 2015 Paul Thacker <paul.thacker (at) microchip.com> 4 * 5 */ 6 7 #ifndef __PIC32_REGS_H__ 8 #define __PIC32_REGS_H__ 9 10 #include <asm/io.h> 11 12 /* System Configuration */ 13 #define PIC32_CFG_BASE 0x1f800000 14 15 /* System config register offsets */ 16 #define CFGCON 0x0000 17 #define DEVID 0x0020 18 #define SYSKEY 0x0030 19 #define PMD1 0x0040 20 #define PMD7 0x00a0 21 #define CFGEBIA 0x00c0 22 #define CFGEBIC 0x00d0 23 #define CFGPG 0x00e0 24 #define CFGMPLL 0x0100 25 26 /* Non Volatile Memory (NOR flash) */ 27 #define PIC32_NVM_BASE (PIC32_CFG_BASE + 0x0600) 28 /* Oscillator Configuration */ 29 #define PIC32_OSC_BASE (PIC32_CFG_BASE + 0x1200) 30 /* Peripheral Pin Select Input */ 31 #define PPS_IN_BASE 0x1f801400 32 /* Peripheral Pin Select Output */ 33 #define PPS_OUT_BASE 0x1f801500 34 /* Pin Config */ 35 #define PINCTRL_BASE 0x1f860000 36 37 /* USB Core */ 38 #define PIC32_USB_CORE_BASE 0x1f8e3000 39 #define PIC32_USB_CTRL_BASE 0x1f884000 40 41 /* SPI1-SPI6 */ 42 #define PIC32_SPI1_BASE 0x1f821000 43 44 /* Prefetch Module */ 45 #define PREFETCH_BASE 0x1f8e0000 46 47 /* DDR2 Controller */ 48 #define PIC32_DDR2C_BASE 0x1f8e8000 49 50 /* DDR2 PHY */ 51 #define PIC32_DDR2P_BASE 0x1f8e9100 52 53 /* EBI */ 54 #define PIC32_EBI_BASE 0x1f8e1000 55 56 /* SQI */ 57 #define PIC32_SQI_BASE 0x1f8e2000 58 59 struct pic32_reg_atomic { 60 u32 raw; 61 u32 clr; 62 u32 set; 63 u32 inv; 64 }; 65 66 #define _CLR_OFFSET 0x04 67 #define _SET_OFFSET 0x08 68 #define _INV_OFFSET 0x0c 69 70 static inline void __iomem *pic32_get_syscfg_base(void) 71 { 72 return (void __iomem *)CKSEG1ADDR(PIC32_CFG_BASE); 73 } 74 75 /* Core */ 76 const char *get_core_name(void); 77 78 #endif /* __PIC32_REGS_H__ */ 79
