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+/*----------------------------------------------------------------------------+
+| This source code is dual-licensed. You may use it under the terms of
+| the GNU General Public License version 2, or under the license below.
+|
+| This source code has been made available to you by IBM on an AS-IS
+| basis. Anyone receiving this source is licensed under IBM
+| copyrights to use it in any way he or she deems fit, including
+| copying it, modifying it, compiling it, and redistributing it either
+| with or without modifications. No license under IBM patents or
+| patent applications is to be implied by the copyright license.
+|
+| Any user of this software should understand that IBM cannot provide
+| technical support for this software and will not be responsible for
+| any consequences resulting from the use of this software.
+|
+| Any person who transfers this source code or any derivative work
+| must include the IBM copyright notice, this paragraph, and the
+| preceding two paragraphs in the transferred software.
+|
+| COPYRIGHT I B M CORPORATION 1999
+| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M
++----------------------------------------------------------------------------*/
+
+#ifndef __PPC4XX_H__
+#define __PPC4XX_H__
+
+/*
+ * Include SoC specific headers
+ */
+#if defined(CONFIG_405CR)
+#include <asm/ppc405cr.h>
+#endif
+
+#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
+
+/*
+ * Configure which SDRAM/DDR/DDR2 controller is equipped
+ */
+// test-only: what to do with these???
+#if defined(CONFIG_AP1000) || defined(CONFIG_ML2)
+#define CONFIG_SDRAM_PPC4xx_IBM_SDRAM /* IBM SDRAM controller */
+#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 0 // test-only
+/*
+ * All PPC4xx share the same NS16550 UART(s). Only base addresses
+ * may differ. We define here the integration of the common NS16550
+ * driver for all PPC4xx SoC's. The board config header must specify
+ * on which UART the console should be located via CONFIG_CONS_INDEX.
+ */
+#if 0 /* test-only */
+#define CONFIG_SERIAL_MULTI
+#endif
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE 1
+#define CONFIG_SYS_NS16550_CLK get_serial_clock()
+#endif
+
+#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);
+
+#endif /* __ASSEMBLY__ */
+
+/* for multi-cpu support */
+#define NA_OR_UNKNOWN_CPU -1
+
+#endif /* __PPC4XX_H__ */