/* Exception offsets (PowerPC standard) */
#define EXC_OFF_SYS_RESET 0x0100
+/* useful macros for manipulating CSx_START/STOP */
+#if defined(CONFIG_MGT5100)
+#define START_REG(start) ((start) >> 15)
+#define STOP_REG(start, size) (((start) + (size) - 1) >> 15)
+#elif defined(CONFIG_MPC5200)
+#define START_REG(start) ((start) >> 16)
+#define STOP_REG(start, size) (((start) + (size) - 1) >> 16)
+#endif
+
/* Internal memory map */
#define MPC5XXX_CS0_START (CFG_MBAR + 0x0004)
#if defined(CONFIG_MGT5100)
#define MPC5XXX_SDRAM_START (CFG_MBAR + 0x0034)
#define MPC5XXX_SDRAM_STOP (CFG_MBAR + 0x0038)
+#define MPC5XXX_PCI1_START (CFG_MBAR + 0x003c)
+#define MPC5XXX_PCI1_STOP (CFG_MBAR + 0x0040)
+#define MPC5XXX_PCI2_START (CFG_MBAR + 0x0044)
+#define MPC5XXX_PCI2_STOP (CFG_MBAR + 0x0048)
#elif defined(CONFIG_MPC5200)
#define MPC5XXX_CS6_START (CFG_MBAR + 0x0058)
#define MPC5XXX_CS6_STOP (CFG_MBAR + 0x005c)
#define MPC5XXX_CDM (CFG_MBAR + 0x0200)
#define MPC5XXX_LPB (CFG_MBAR + 0x0300)
#define MPC5XXX_ICTL (CFG_MBAR + 0x0500)
+#define MPC5XXX_GPT (CFG_MBAR + 0x0600)
#define MPC5XXX_GPIO (CFG_MBAR + 0x0b00)
+#define MPC5XXX_WU_GPIO (CFG_MBAR + 0x0c00)
+#define MPC5XXX_PCI (CFG_MBAR + 0x0d00)
+#define MPC5XXX_SPI (CFG_MBAR + 0x0f00)
+#define MPC5XXX_USB (CFG_MBAR + 0x1000)
#define MPC5XXX_SDMA (CFG_MBAR + 0x1200)
#define MPC5XXX_XLBARB (CFG_MBAR + 0x1f00)
#endif
#define MPC5XXX_FEC (CFG_MBAR + 0x3000)
+#define MPC5XXX_ATA (CFG_MBAR + 0x3A00)
+
+#define MPC5XXX_I2C1 (CFG_MBAR + 0x3D00)
+#define MPC5XXX_I2C2 (CFG_MBAR + 0x3D40)
#if defined(CONFIG_MGT5100)
#define MPC5XXX_SRAM (CFG_MBAR + 0x4000)
#define MPC5XXX_CDM_JTAGID (MPC5XXX_CDM + 0x0000)
#define MPC5XXX_CDM_PORCFG (MPC5XXX_CDM + 0x0004)
#define MPC5XXX_CDM_CFG (MPC5XXX_CDM + 0x000c)
+#define MPC5XXX_CDM_48_FDC (MPC5XXX_CDM + 0x0010)
#define MPC5XXX_CDM_SRESET (MPC5XXX_CDM + 0x0020)
/* Local Plus Bus interface */
#define MPC5XXX_CS_DEADCYCLE (MPC5XXX_LPB + 0x002c)
#endif
+#if defined(CONFIG_MPC5200)
+/* XLB Arbiter registers */
+#define MPC5XXX_XLBARB_CFG (MPC5XXX_XLBARB + 0x40)
+#define MPC5XXX_XLBARB_MPRIEN (MPC5XXX_XLBARB + 0x64)
+#define MPC5XXX_XLBARB_MPRIVAL (MPC5XXX_XLBARB + 0x68)
+#endif
+
/* GPIO registers */
#define MPC5XXX_GPS_PORT_CONFIG (MPC5XXX_GPIO + 0x0000)
+/* Standard GPIO registers (simple, output only and simple interrupt */
+#define MPC5XXX_GPIO_ENABLE (MPC5XXX_GPIO + 0x0004)
+#define MPC5XXX_GPIO_ODE (MPC5XXX_GPIO + 0x0008)
+#define MPC5XXX_GPIO_DIR (MPC5XXX_GPIO + 0x000c)
+#define MPC5XXX_GPIO_DATA_O (MPC5XXX_GPIO + 0x0010)
+#define MPC5XXX_GPIO_DATA_I (MPC5XXX_GPIO + 0x0014)
+#define MPC5XXX_GPIO_OO_ENABLE (MPC5XXX_GPIO + 0x0018)
+#define MPC5XXX_GPIO_OO_DATA (MPC5XXX_GPIO + 0x001C)
+#define MPC5XXX_GPIO_SI_ENABLE (MPC5XXX_GPIO + 0x0020)
+#define MPC5XXX_GPIO_SI_ODE (MPC5XXX_GPIO + 0x0024)
+#define MPC5XXX_GPIO_SI_DIR (MPC5XXX_GPIO + 0x0028)
+#define MPC5XXX_GPIO_SI_DATA (MPC5XXX_GPIO + 0x002C)
+#define MPC5XXX_GPIO_SI_IEN (MPC5XXX_GPIO + 0x0030)
+#define MPC5XXX_GPIO_SI_ITYPE (MPC5XXX_GPIO + 0x0034)
+#define MPC5XXX_GPIO_SI_MEN (MPC5XXX_GPIO + 0x0038)
+#define MPC5XXX_GPIO_SI_STATUS (MPC5XXX_GPIO + 0x003C)
+
+/* WakeUp GPIO registers */
+#define MPC5XXX_WU_GPIO_ENABLE (MPC5XXX_WU_GPIO + 0x0000)
+#define MPC5XXX_WU_GPIO_ODE (MPC5XXX_WU_GPIO + 0x0004)
+#define MPC5XXX_WU_GPIO_DIR (MPC5XXX_WU_GPIO + 0x0008)
+#define MPC5XXX_WU_GPIO_DATA (MPC5XXX_WU_GPIO + 0x000c)
+
+/* PCI registers */
+#define MPC5XXX_PCI_CMD (MPC5XXX_PCI + 0x04)
+#define MPC5XXX_PCI_CFG (MPC5XXX_PCI + 0x0c)
+#define MPC5XXX_PCI_BAR0 (MPC5XXX_PCI + 0x10)
+#define MPC5XXX_PCI_BAR1 (MPC5XXX_PCI + 0x14)
+#if defined(CONFIG_MGT5100)
+#define MPC5XXX_PCI_CTRL (MPC5XXX_PCI + 0x68)
+#define MPC5XXX_PCI_VALMSKR (MPC5XXX_PCI + 0x6c)
+#define MPC5XXX_PCI_VALMSKW (MPC5XXX_PCI + 0x70)
+#define MPC5XXX_PCI_SUBW1 (MPC5XXX_PCI + 0x74)
+#define MPC5XXX_PCI_SUBW2 (MPC5XXX_PCI + 0x78)
+#define MPC5XXX_PCI_WINCOMMAND (MPC5XXX_PCI + 0x7c)
+#elif defined(CONFIG_MPC5200)
+#define MPC5XXX_PCI_GSCR (MPC5XXX_PCI + 0x60)
+#define MPC5XXX_PCI_TBATR0 (MPC5XXX_PCI + 0x64)
+#define MPC5XXX_PCI_TBATR1 (MPC5XXX_PCI + 0x68)
+#define MPC5XXX_PCI_TCR (MPC5XXX_PCI + 0x6c)
+#define MPC5XXX_PCI_IW0BTAR (MPC5XXX_PCI + 0x70)
+#define MPC5XXX_PCI_IW1BTAR (MPC5XXX_PCI + 0x74)
+#define MPC5XXX_PCI_IW2BTAR (MPC5XXX_PCI + 0x78)
+#define MPC5XXX_PCI_IWCR (MPC5XXX_PCI + 0x80)
+#define MPC5XXX_PCI_ICR (MPC5XXX_PCI + 0x84)
+#define MPC5XXX_PCI_ISR (MPC5XXX_PCI + 0x88)
+#define MPC5XXX_PCI_ARB (MPC5XXX_PCI + 0x8c)
+#define MPC5XXX_PCI_CAR (MPC5XXX_PCI + 0xf8)
+#endif
+
/* Interrupt Controller registers */
#define MPC5XXX_ICTL_PER_MASK (MPC5XXX_ICTL + 0x0000)
#define MPC5XXX_ICTL_PER_PRIO1 (MPC5XXX_ICTL + 0x0004)
#define MPC5XXX_ICTL_PER_STS (MPC5XXX_ICTL + 0x0030)
#define MPC5XXX_ICTL_BUS_STS (MPC5XXX_ICTL + 0x0038)
+/* General Purpose Timers registers */
+#define MPC5XXX_GPT0_ENABLE (MPC5XXX_GPT + 0x0)
+#define MPC5XXX_GPT0_COUNTER (MPC5XXX_GPT + 0x4)
+#define MPC5XXX_GPT1_ENABLE (MPC5XXX_GPT + 0x10)
+#define MPC5XXX_GPT1_COUNTER (MPC5XXX_GPT + 0x14)
+#define MPC5XXX_GPT2_ENABLE (MPC5XXX_GPT + 0x20)
+#define MPC5XXX_GPT2_COUNTER (MPC5XXX_GPT + 0x24)
+#define MPC5XXX_GPT3_ENABLE (MPC5XXX_GPT + 0x30)
+#define MPC5XXX_GPT3_COUNTER (MPC5XXX_GPT + 0x34)
+#define MPC5XXX_GPT4_ENABLE (MPC5XXX_GPT + 0x40)
+#define MPC5XXX_GPT4_COUNTER (MPC5XXX_GPT + 0x44)
+#define MPC5XXX_GPT5_ENABLE (MPC5XXX_GPT + 0x50)
+#define MPC5XXX_GPT5_COUNTER (MPC5XXX_GPT + 0x54)
+#define MPC5XXX_GPT6_ENABLE (MPC5XXX_GPT + 0x60)
+#define MPC5XXX_GPT6_COUNTER (MPC5XXX_GPT + 0x64)
+#define MPC5XXX_GPT7_ENABLE (MPC5XXX_GPT + 0x70)
+#define MPC5XXX_GPT7_COUNTER (MPC5XXX_GPT + 0x74)
+
+#define MPC5XXX_GPT7_PWMCFG (MPC5XXX_GPT + 0x78)
+
+/* ATA registers */
+#define MPC5XXX_ATA_HOST_CONFIG (MPC5XXX_ATA + 0x0000)
+#define MPC5XXX_ATA_PIO1 (MPC5XXX_ATA + 0x0008)
+#define MPC5XXX_ATA_PIO2 (MPC5XXX_ATA + 0x000C)
+#define MPC5XXX_ATA_SHARE_COUNT (MPC5XXX_ATA + 0x002C)
+
+/* I2Cn control register bits */
+#define I2C_EN 0x80
+#define I2C_IEN 0x40
+#define I2C_STA 0x20
+#define I2C_TX 0x10
+#define I2C_TXAK 0x08
+#define I2C_RSTA 0x04
+#define I2C_INIT_MASK (I2C_EN | I2C_STA | I2C_TX | I2C_RSTA)
+
+/* I2Cn status register bits */
+#define I2C_CF 0x80
+#define I2C_AAS 0x40
+#define I2C_BB 0x20
+#define I2C_AL 0x10
+#define I2C_SRW 0x04
+#define I2C_IF 0x02
+#define I2C_RXAK 0x01
+
/* Programmable Serial Controller (PSC) status register bits */
#define PSC_SR_CDE 0x0080
#define PSC_SR_RXRDY 0x0100
#define PSC_MODE_ONE_STOP 0x07
#define PSC_MODE_TWO_STOP 0x0f
+/* ATA config fields */
+#define MPC5xxx_ATA_HOSTCONF_SMR 0x80000000UL /* State machine
+ reset */
+#define MPC5xxx_ATA_HOSTCONF_FR 0x40000000UL /* FIFO Reset */
+#define MPC5xxx_ATA_HOSTCONF_IE 0x02000000UL /* Enable interrupt
+ in PIO */
+#define MPC5xxx_ATA_HOSTCONF_IORDY 0x01000000UL /* Drive supports
+ IORDY protocol */
+
#ifndef __ASSEMBLY__
struct mpc5xxx_psc {
volatile u8 mode; /* PSC + 0x00 */
volatile u8 ctur; /* PSC + 0x18 */
volatile u8 reserved5[3];
volatile u8 ctlr; /* PSC + 0x1c */
- volatile u8 reserved6[19];
+ volatile u8 reserved6[3];
+ volatile u16 ccr; /* PSC + 0x20 */
+ volatile u8 reserved7[14];
volatile u8 ivr; /* PSC + 0x30 */
- volatile u8 reserved7[3];
- volatile u8 ip; /* PSC + 0x34 */
volatile u8 reserved8[3];
- volatile u8 op1; /* PSC + 0x38 */
+ volatile u8 ip; /* PSC + 0x34 */
volatile u8 reserved9[3];
- volatile u8 op0; /* PSC + 0x3c */
+ volatile u8 op1; /* PSC + 0x38 */
volatile u8 reserved10[3];
- volatile u8 sicr; /* PSC + 0x40 */
+ volatile u8 op0; /* PSC + 0x3c */
volatile u8 reserved11[3];
+ volatile u32 sicr; /* PSC + 0x40 */
volatile u8 ircr1; /* PSC + 0x44 */
volatile u8 reserved12[3];
volatile u8 ircr2; /* PSC + 0x44 */
volatile u32 EU37; /* SDMA + 0xfc */
};
+struct mpc5xxx_i2c {
+ volatile u32 madr; /* I2Cn + 0x00 */
+ volatile u32 mfdr; /* I2Cn + 0x04 */
+ volatile u32 mcr; /* I2Cn + 0x08 */
+ volatile u32 msr; /* I2Cn + 0x0C */
+ volatile u32 mdr; /* I2Cn + 0x10 */
+};
+
+struct mpc5xxx_spi {
+ volatile u8 cr1; /* SPI + 0x0F00 */
+ volatile u8 cr2; /* SPI + 0x0F01 */
+ volatile u8 reserved1[2];
+ volatile u8 brr; /* SPI + 0x0F04 */
+ volatile u8 sr; /* SPI + 0x0F05 */
+ volatile u8 reserved2[3];
+ volatile u8 dr; /* SPI + 0x0F09 */
+ volatile u8 reserved3[3];
+ volatile u8 pdr; /* SPI + 0x0F0D */
+ volatile u8 reserved4[2];
+ volatile u8 ddr; /* SPI + 0x0F10 */
+};
+
+
+struct mpc5xxx_gpt {
+ volatile u32 emsr; /* GPT + Timer# * 0x10 + 0x00 */
+ volatile u32 cir; /* GPT + Timer# * 0x10 + 0x04 */
+ volatile u32 pwmcr; /* GPT + Timer# * 0x10 + 0x08 */
+ volatile u32 sr; /* GPT + Timer# * 0x10 + 0x0c */
+};
+
+struct mpc5xxx_gpt_0_7 {
+ struct mpc5xxx_gpt gpt0;
+ struct mpc5xxx_gpt gpt1;
+ struct mpc5xxx_gpt gpt2;
+ struct mpc5xxx_gpt gpt3;
+ struct mpc5xxx_gpt gpt4;
+ struct mpc5xxx_gpt gpt5;
+ struct mpc5xxx_gpt gpt6;
+ struct mpc5xxx_gpt gpt7;
+};
+
+struct mscan_buffer {
+ volatile u8 idr[0x8]; /* 0x00 */
+ volatile u8 dsr[0x10]; /* 0x08 */
+ volatile u8 dlr; /* 0x18 */
+ volatile u8 tbpr; /* 0x19 */ /* This register is not applicable for receive buffers */
+ volatile u16 rsrv1; /* 0x1A */
+ volatile u8 tsrh; /* 0x1C */
+ volatile u8 tsrl; /* 0x1D */
+ volatile u16 rsrv2; /* 0x1E */
+};
+
+struct mpc5xxx_mscan {
+ volatile u8 canctl0; /* MSCAN + 0x00 */
+ volatile u8 canctl1; /* MSCAN + 0x01 */
+ volatile u16 rsrv1; /* MSCAN + 0x02 */
+ volatile u8 canbtr0; /* MSCAN + 0x04 */
+ volatile u8 canbtr1; /* MSCAN + 0x05 */
+ volatile u16 rsrv2; /* MSCAN + 0x06 */
+ volatile u8 canrflg; /* MSCAN + 0x08 */
+ volatile u8 canrier; /* MSCAN + 0x09 */
+ volatile u16 rsrv3; /* MSCAN + 0x0A */
+ volatile u8 cantflg; /* MSCAN + 0x0C */
+ volatile u8 cantier; /* MSCAN + 0x0D */
+ volatile u16 rsrv4; /* MSCAN + 0x0E */
+ volatile u8 cantarq; /* MSCAN + 0x10 */
+ volatile u8 cantaak; /* MSCAN + 0x11 */
+ volatile u16 rsrv5; /* MSCAN + 0x12 */
+ volatile u8 cantbsel; /* MSCAN + 0x14 */
+ volatile u8 canidac; /* MSCAN + 0x15 */
+ volatile u16 rsrv6[3]; /* MSCAN + 0x16 */
+ volatile u8 canrxerr; /* MSCAN + 0x1C */
+ volatile u8 cantxerr; /* MSCAN + 0x1D */
+ volatile u16 rsrv7; /* MSCAN + 0x1E */
+ volatile u8 canidar0; /* MSCAN + 0x20 */
+ volatile u8 canidar1; /* MSCAN + 0x21 */
+ volatile u16 rsrv8; /* MSCAN + 0x22 */
+ volatile u8 canidar2; /* MSCAN + 0x24 */
+ volatile u8 canidar3; /* MSCAN + 0x25 */
+ volatile u16 rsrv9; /* MSCAN + 0x26 */
+ volatile u8 canidmr0; /* MSCAN + 0x28 */
+ volatile u8 canidmr1; /* MSCAN + 0x29 */
+ volatile u16 rsrv10; /* MSCAN + 0x2A */
+ volatile u8 canidmr2; /* MSCAN + 0x2C */
+ volatile u8 canidmr3; /* MSCAN + 0x2D */
+ volatile u16 rsrv11; /* MSCAN + 0x2E */
+ volatile u8 canidar4; /* MSCAN + 0x30 */
+ volatile u8 canidar5; /* MSCAN + 0x31 */
+ volatile u16 rsrv12; /* MSCAN + 0x32 */
+ volatile u8 canidar6; /* MSCAN + 0x34 */
+ volatile u8 canidar7; /* MSCAN + 0x35 */
+ volatile u16 rsrv13; /* MSCAN + 0x36 */
+ volatile u8 canidmr4; /* MSCAN + 0x38 */
+ volatile u8 canidmr5; /* MSCAN + 0x39 */
+ volatile u16 rsrv14; /* MSCAN + 0x3A */
+ volatile u8 canidmr6; /* MSCAN + 0x3C */
+ volatile u8 canidmr7; /* MSCAN + 0x3D */
+ volatile u16 rsrv15; /* MSCAN + 0x3E */
+
+ struct mscan_buffer canrxfg; /* MSCAN + 0x40 */ /* Foreground receive buffer */
+ struct mscan_buffer cantxfg; /* MSCAN + 0x60 */ /* Foreground transmit buffer */
+ };
+
/* function prototypes */
void loadtask(int basetask, int tasks);