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/*
* SPDX-License-Identifier: GPL-2.0 IBM-pibs
*/
#ifndef __PPC4XX_H__
#define __PPC4XX_H__
/*
* Include SoC specific headers
*/
#if defined(CONFIG_405EP)
#include <asm/ppc405ep.h>
#endif
#if defined(CONFIG_405EX)
#include <asm/ppc405ex.h>
#endif
#if defined(CONFIG_405EZ)
#include <asm/ppc405ez.h>
#endif
#if defined(CONFIG_405GP)
#include <asm/ppc405gp.h>
#endif
#if defined(CONFIG_440EP) || defined(CONFIG_440GR)
#include <asm/ppc440ep_gr.h>
#endif
#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
#include <asm/ppc440epx_grx.h>
#endif
#if defined(CONFIG_440GP)
#include <asm/ppc440gp.h>
#endif
#if defined(CONFIG_440GX)
#include <asm/ppc440gx.h>
#endif
#if defined(CONFIG_440SP)
#include <asm/ppc440sp.h>
#endif
#if defined(CONFIG_440SPE)
#include <asm/ppc440spe.h>
#endif
#if defined(CONFIG_460EX) || defined(CONFIG_460GT)
#include <asm/ppc460ex_gt.h>
#endif
#if defined(CONFIG_460SX)
#include <asm/ppc460sx.h>
#endif
/*
* Common registers for all SoC's
*/
/* DCR registers */
#define PLB3A0_ACR 0x0077
#define PLB4A0_ACR 0x0081
#define PLB4A1_ACR 0x0089
/* CPR register declarations */
#define PLB4Ax_ACR_PPM_MASK 0xf0000000
#define PLB4Ax_ACR_PPM_FIXED 0x00000000
#define PLB4Ax_ACR_PPM_FAIR 0xd0000000
#define PLB4Ax_ACR_HBU_MASK 0x08000000
#define PLB4Ax_ACR_HBU_DISABLED 0x00000000
#define PLB4Ax_ACR_HBU_ENABLED 0x08000000
#define PLB4Ax_ACR_RDP_MASK 0x06000000
#define PLB4Ax_ACR_RDP_DISABLED 0x00000000
#define PLB4Ax_ACR_RDP_2DEEP 0x02000000
#define PLB4Ax_ACR_RDP_3DEEP 0x04000000
#define PLB4Ax_ACR_RDP_4DEEP 0x06000000
#define PLB4Ax_ACR_WRP_MASK 0x01000000
#define PLB4Ax_ACR_WRP_DISABLED 0x00000000
#define PLB4Ax_ACR_WRP_2DEEP 0x01000000
/*
* External Bus Controller
*/
/* Values for EBC0_CFGADDR register - indirect addressing of these regs */
#define PB0CR 0x00 /* periph bank 0 config reg */
#define PB1CR 0x01 /* periph bank 1 config reg */
#define PB2CR 0x02 /* periph bank 2 config reg */
#define PB3CR 0x03 /* periph bank 3 config reg */
#define PB4CR 0x04 /* periph bank 4 config reg */
#define PB5CR 0x05 /* periph bank 5 config reg */
#define PB6CR 0x06 /* periph bank 6 config reg */
#define PB7CR 0x07 /* periph bank 7 config reg */
#define PB0AP 0x10 /* periph bank 0 access parameters */
#define PB1AP 0x11 /* periph bank 1 access parameters */
#define PB2AP 0x12 /* periph bank 2 access parameters */
#define PB3AP 0x13 /* periph bank 3 access parameters */
#define PB4AP 0x14 /* periph bank 4 access parameters */
#define PB5AP 0x15 /* periph bank 5 access parameters */
#define PB6AP 0x16 /* periph bank 6 access parameters */
#define PB7AP 0x17 /* periph bank 7 access parameters */
#define PBEAR 0x20 /* periph bus error addr reg */
#define PBESR0 0x21 /* periph bus error status reg 0 */
#define PBESR1 0x22 /* periph bus error status reg 1 */
#define EBC0_CFG 0x23 /* external bus configuration reg */
/*
* GPIO macro register defines
*/
/* todo: merge with gpio.h header */
#define GPIO_BASE GPIO0_BASE
#define GPIO0_OR (GPIO0_BASE + 0x0)
#define GPIO0_TCR (GPIO0_BASE + 0x4)
#define GPIO0_OSRL (GPIO0_BASE + 0x8)
#define GPIO0_OSRH (GPIO0_BASE + 0xC)
#define GPIO0_TSRL (GPIO0_BASE + 0x10)
#define GPIO0_TSRH (GPIO0_BASE + 0x14)
#define GPIO0_ODR (GPIO0_BASE + 0x18)
#define GPIO0_IR (GPIO0_BASE + 0x1C)
#define GPIO0_RR1 (GPIO0_BASE + 0x20)
#define GPIO0_RR2 (GPIO0_BASE + 0x24)
#define GPIO0_RR3 (GPIO0_BASE + 0x28)
#define GPIO0_ISR1L (GPIO0_BASE + 0x30)
#define GPIO0_ISR1H (GPIO0_BASE + 0x34)
#define GPIO0_ISR2L (GPIO0_BASE + 0x38)
#define GPIO0_ISR2H (GPIO0_BASE + 0x3C)
#define GPIO0_ISR3L (GPIO0_BASE + 0x40)
#define GPIO0_ISR3H (GPIO0_BASE + 0x44)
#define GPIO1_OR (GPIO1_BASE + 0x0)
#define GPIO1_TCR (GPIO1_BASE + 0x4)
#define GPIO1_OSRL (GPIO1_BASE + 0x8)
#define GPIO1_OSRH (GPIO1_BASE + 0xC)
#define GPIO1_TSRL (GPIO1_BASE + 0x10)
#define GPIO1_TSRH (GPIO1_BASE + 0x14)
#define GPIO1_ODR (GPIO1_BASE + 0x18)
#define GPIO1_IR (GPIO1_BASE + 0x1C)
#define GPIO1_RR1 (GPIO1_BASE + 0x20)
#define GPIO1_RR2 (GPIO1_BASE + 0x24)
#define GPIO1_RR3 (GPIO1_BASE + 0x28)
#define GPIO1_ISR1L (GPIO1_BASE + 0x30)
#define GPIO1_ISR1H (GPIO1_BASE + 0x34)
#define GPIO1_ISR2L (GPIO1_BASE + 0x38)
#define GPIO1_ISR2H (GPIO1_BASE + 0x3C)
#define GPIO1_ISR3L (GPIO1_BASE + 0x40)
#define GPIO1_ISR3H (GPIO1_BASE + 0x44)
/* General Purpose Timer (GPT) Register Offsets */
#define GPT0_TBC 0x00000000
#define GPT0_IM 0x00000018
#define GPT0_ISS 0x0000001C
#define GPT0_ISC 0x00000020
#define GPT0_IE 0x00000024
#define GPT0_COMP0 0x00000080
#define GPT0_COMP1 0x00000084
#define GPT0_COMP2 0x00000088
#define GPT0_COMP3 0x0000008C
#define GPT0_COMP4 0x00000090
#define GPT0_COMP5 0x00000094
#define GPT0_COMP6 0x00000098
#define GPT0_MASK0 0x000000C0
#define GPT0_MASK1 0x000000C4
#define GPT0_MASK2 0x000000C8
#define GPT0_MASK3 0x000000CC
#define GPT0_MASK4 0x000000D0
#define GPT0_MASK5 0x000000D4
#define GPT0_MASK6 0x000000D8
#define GPT0_DCT0 0x00000110
#define GPT0_DCIS 0x0000011C
#if defined(CONFIG_440)
#include <asm/ppc440.h>
#else
#include <asm/ppc405.h>
#endif
#include <asm/ppc4xx-sdram.h>
#include <asm/ppc4xx-ebc.h>
#if !defined(CONFIG_XILINX_440)
#include <asm/ppc4xx-uic.h>
#endif
/*
* Macro for generating register field mnemonics
*/
#define PPC_REG_BITS 32
#define PPC_REG_VAL(bit, value) ((value) << ((PPC_REG_BITS - 1) - (bit)))
/*
* Elide casts when assembling register mnemonics
*/
#ifndef __ASSEMBLY__
#define static_cast(type, val) (type)(val)
#else
#define static_cast(type, val) (val)
#endif
/*
* Common stuff for 4xx (405 and 440)
*/
#define EXC_OFF_SYS_RESET 0x0100 /* System reset */
#define _START_OFFSET (EXC_OFF_SYS_RESET + 0x2000)
#define RESET_VECTOR 0xfffffffc
#define CACHELINE_MASK (CONFIG_SYS_CACHELINE_SIZE - 1) /* Address mask for
cache line aligned data. */
#define CPR0_DCR_BASE 0x0C
#define CPR0_CFGADDR (CPR0_DCR_BASE + 0x0)
#define CPR0_CFGDATA (CPR0_DCR_BASE + 0x1)
#define SDR_DCR_BASE 0x0E
#define SDR0_CFGADDR (SDR_DCR_BASE + 0x0)
#define SDR0_CFGDATA (SDR_DCR_BASE + 0x1)
#define SDRAM_DCR_BASE 0x10
#define SDRAM0_CFGADDR (SDRAM_DCR_BASE + 0x0)
#define SDRAM0_CFGDATA (SDRAM_DCR_BASE + 0x1)
#define EBC_DCR_BASE 0x12
#define EBC0_CFGADDR (EBC_DCR_BASE + 0x0)
#define EBC0_CFGDATA (EBC_DCR_BASE + 0x1)
/*
* Macros for indirect DCR access
*/
#define mtcpr(reg, d) \
do { mtdcr(CPR0_CFGADDR, reg); mtdcr(CPR0_CFGDATA, d); } while (0)
#define mfcpr(reg, d) \
do { mtdcr(CPR0_CFGADDR, reg); d = mfdcr(CPR0_CFGDATA); } while (0)
#define mtebc(reg, d) \
do { mtdcr(EBC0_CFGADDR, reg); mtdcr(EBC0_CFGDATA, d); } while (0)
#define mfebc(reg, d) \
do { mtdcr(EBC0_CFGADDR, reg); d = mfdcr(EBC0_CFGDATA); } while (0)
#define mtsdram(reg, d) \
do { mtdcr(SDRAM0_CFGADDR, reg); mtdcr(SDRAM0_CFGDATA, d); } while (0)
#define mfsdram(reg, d) \
do { mtdcr(SDRAM0_CFGADDR, reg); d = mfdcr(SDRAM0_CFGDATA); } while (0)
#define mtsdr(reg, d) \
do { mtdcr(SDR0_CFGADDR, reg); mtdcr(SDR0_CFGDATA, d); } while (0)
#define mfsdr(reg, d) \
do { mtdcr(SDR0_CFGADDR, reg); d = mfdcr(SDR0_CFGDATA); } while (0)
#ifndef __ASSEMBLY__
typedef struct
{
unsigned long freqDDR;
unsigned long freqEBC;
unsigned long freqOPB;
unsigned long freqPCI;
unsigned long freqPLB;
unsigned long freqTmrClk;
unsigned long freqUART;
unsigned long freqProcessor;
unsigned long freqVCOHz;
unsigned long freqVCOMhz; /* in MHz */
unsigned long pciClkSync; /* PCI clock is synchronous */
unsigned long pciIntArbEn; /* Internal PCI arbiter is enabled */
unsigned long pllExtBusDiv;
unsigned long pllFbkDiv;
unsigned long pllFwdDiv;
unsigned long pllFwdDivA;
unsigned long pllFwdDivB;
unsigned long pllOpbDiv;
unsigned long pllPciDiv;
unsigned long pllPlbDiv;
} PPC4xx_SYS_INFO;
static inline u32 get_mcsr(void)
{
u32 val;
asm volatile("mfspr %0, 0x23c" : "=r" (val) :);
return val;
}
static inline void set_mcsr(u32 val)
{
asm volatile("mtspr 0x23c, %0" : "=r" (val) :);
}
int ppc4xx_pci_sync_clock_config(u32 async);
unsigned long get_OPB_freq(void);
unsigned long get_PCI_freq(void);
typedef PPC4xx_SYS_INFO sys_info_t;
int ppc440spe_revB(void);
void get_sys_info(sys_info_t *);
#endif /* __ASSEMBLY__ */
/* for multi-cpu support */
#define NA_OR_UNKNOWN_CPU -1
#endif /* __PPC4XX_H__ */
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