/* * Miscellaneous IOCTL commands for Dynamic Power Management Controller Driver * * Copyright (C) 2004-2009 Analog Device Inc. * * Licensed under the GPL-2 */ #ifndef _BLACKFIN_DPMC_H_ #define _BLACKFIN_DPMC_H_ #ifdef __ASSEMBLY__ #define PM_REG0 R7 #define PM_REG1 R6 #define PM_REG2 R5 #define PM_REG3 R4 #define PM_REG4 R3 #define PM_REG5 R2 #define PM_REG6 R1 #define PM_REG7 R0 #define PM_REG8 P5 #define PM_REG9 P4 #define PM_REG10 P3 #define PM_REG11 P2 #define PM_REG12 P1 #define PM_REG13 P0 #define PM_REGSET0 R7:7 #define PM_REGSET1 R7:6 #define PM_REGSET2 R7:5 #define PM_REGSET3 R7:4 #define PM_REGSET4 R7:3 #define PM_REGSET5 R7:2 #define PM_REGSET6 R7:1 #define PM_REGSET7 R7:0 #define PM_REGSET8 R7:0, P5:5 #define PM_REGSET9 R7:0, P5:4 #define PM_REGSET10 R7:0, P5:3 #define PM_REGSET11 R7:0, P5:2 #define PM_REGSET12 R7:0, P5:1 #define PM_REGSET13 R7:0, P5:0 #define _PM_PUSH(n, x, w, base) PM_REG##n = w[FP + ((x) - (base))]; #define _PM_POP(n, x, w, base) w[FP + ((x) - (base))] = PM_REG##n; #define PM_PUSH_SYNC(n) [--sp] = (PM_REGSET##n); #define PM_POP_SYNC(n) (PM_REGSET##n) = [sp++]; #define PM_PUSH(n, x) PM_REG##n = [FP++]; #define PM_POP(n, x) [FP--] = PM_REG##n; #define PM_CORE_PUSH(n, x) _PM_PUSH(n, x, , COREMMR_BASE) #define PM_CORE_POP(n, x) _PM_POP(n, x, , COREMMR_BASE) #define PM_SYS_PUSH(n, x) _PM_PUSH(n, x, , SYSMMR_BASE) #define PM_SYS_POP(n, x) _PM_POP(n, x, , SYSMMR_BASE) #define PM_SYS_PUSH16(n, x) _PM_PUSH(n, x, w, SYSMMR_BASE) #define PM_SYS_POP16(n, x) _PM_POP(n, x, w, SYSMMR_BASE) .macro bfin_init_pm_bench_cycles #ifdef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH R4 = 0; CYCLES = R4; CYCLES2 = R4; R4 = SYSCFG; BITSET(R4, 1); SYSCFG = R4; #endif .endm .macro bfin_cpu_reg_save /* * Save the core regs early so we can blow them away when * saving/restoring MMR states */ [--sp] = (R7:0, P5:0); [--sp] = fp; [--sp] = usp; [--sp] = i0; [--sp] = i1; [--sp] = i2; [--sp] = i3; [--sp] = m0; [--sp] = m1; [--sp] = m2; [--sp] = m3; [--sp] = l0; [--sp] = l1; [--sp] = l2; [--sp] = l3; [--sp] = b0; [--sp] = b1; [--sp] = b2; [--sp] = b3; [--sp] = a0.x; [--sp] = a0.w; [--sp] = a1.x; [--sp] = a1.w; [--sp] = LC0; [--sp] = LC1; [--sp] = LT0; [--sp] = LT1; [--sp] = LB0; [--sp] = LB1; /* We can't push RETI directly as that'll change IPEND[4] */ r7 = RETI; [--sp] = RETS; [--sp] = ASTAT; #ifndef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH [--sp] = CYCLES; [--sp] = CYCLES2; #endif [--sp] = SYSCFG; [--sp] = RETX; [--sp] = SEQSTAT; [--sp] = r7; /* Save first func arg in M3 */ M3 = R0; .endm .macro bfin_cpu_reg_restore /* Restore Core Registers */ RETI = [sp++]; SEQSTAT = [sp++]; RETX = [sp++]; SYSCFG = [sp++]; #ifndef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH CYCLES2 = [sp++]; CYCLES = [sp++]; #endif ASTAT = [sp++]; RETS = [sp++]; LB1 = [sp++]; LB0 = [sp++]; LT1 = [sp++]; LT0 = [sp++]; LC1 = [sp++]; LC0 = [sp++]; a1.w = [sp++]; a1.x = [sp++]; a0.w = [sp++]; a0.x = [sp++]; b3 = [sp++]; b2 = [sp++]; b1 = [sp++]; b0 = [sp++]; l3 = [sp++]; l2 = [sp++]; l1 = [sp++]; l0 = [sp++]; m3 = [sp++]; m2 = [sp++]; m1 = [sp++]; m0 = [sp++]; i3 = [sp++]; i2 = [sp++]; i1 = [sp++]; i0 = [sp++]; usp = [sp++]; fp = [sp++]; (R7:0, P5:0) = [sp++]; .endm .macro bfin_sys_mmr_save /* Save system MMRs */ FP.H = hi(SYSMMR_BASE); FP.L = lo(SYSMMR_BASE); #ifdef SIC_IMASK0 PM_SYS_PUSH(0, SIC_IMASK0) PM_SYS_PUSH(1, SIC_IMASK1) # ifdef SIC_IMASK2 PM_SYS_PUSH(2, SIC_IMASK2) # endif #else # ifdef SIC_IMASK PM_SYS_PUSH(0, SIC_IMASK) # endif #endif #ifdef SIC_IAR0 PM_SYS_PUSH(3, SIC_IAR0) PM_SYS_PUSH(4, SIC_IAR1) PM_SYS_PUSH(5, SIC_IAR2) #endif #ifdef SIC_IAR3 PM_SYS_PUSH(6, SIC_IAR3) #endif #ifdef SIC_IAR4 PM_SYS_PUSH(7, SIC_IAR4) PM_SYS_PUSH(8, SIC_IAR5) PM_SYS_PUSH(9, SIC_IAR6) #endif #ifdef SIC_IAR7 PM_SYS_PUSH(10, SIC_IAR7) #endif #ifdef SIC_IAR8 PM_SYS_PUSH(11, SIC_IAR8) PM_SYS_PUSH(12, SIC_IAR9) PM_SYS_PUSH(13, SIC_IAR10) #endif PM_PUSH_SYNC(13) #ifdef SIC_IAR11 PM_SYS_PUSH(0, SIC_IAR11) #endif #ifdef SIC_IWR PM_SYS_PUSH(1, SIC_IWR) #endif #ifdef SIC_IWR0 PM_SYS_PUSH(1, SIC_IWR0) #endif #ifdef SIC_IWR1 PM_SYS_PUSH(2, SIC_IWR1) #endif #ifdef SIC_IWR2 PM_SYS_PUSH(3, SIC_IWR2) #endif #ifdef PINT0_ASSIGN PM_SYS_PUSH(4, PINT0_MASK_SET) PM_SYS_PUSH(5, PINT1_MASK_SET) PM_SYS_PUSH(6, PINT2_MASK_SET) PM_SYS_PUSH(7, PINT3_MASK_SET) PM_SYS_PUSH(8, PINT0_ASSIGN) PM_SYS_PUSH(9, PINT1_ASSIGN) PM_SYS_PUSH(10, PINT2_ASSIGN) PM_SYS_PUSH(11, PINT3_ASSIGN) PM_SYS_PUSH(12, PINT0_INVERT_SET) PM_SYS_PUSH(13, PINT1_INVERT_SET) PM_PUSH_SYNC(13) PM_SYS_PUSH(0, PINT2_INVERT_SET) PM_SYS_PUSH(1, PINT3_INVERT_SET) PM_SYS_PUSH(2, PINT0_EDGE_SET) PM_SYS_PUSH(3, PINT1_EDGE_SET) PM_SYS_PUSH(4, PINT2_EDGE_SET) PM_SYS_PUSH(5, PINT3_EDGE_SET) #endif #ifdef SYSCR PM_SYS_PUSH16(6, SYSCR) #endif #ifdef EBIU_AMGCTL PM_SYS_PUSH16(7, EBIU_AMGCTL) PM_SYS_PUSH(8, EBIU_AMBCTL0) PM_SYS_PUSH(9, EBIU_AMBCTL1) #endif #ifdef EBIU_FCTL PM_SYS_PUSH(10, EBIU_MBSCTL) PM_SYS_PUSH(11, EBIU_MODE) PM_SYS_PUSH(12, EBIU_FCTL) PM_PUSH_SYNC(12) #else PM_PUSH_SYNC(9) #endif .endm .macro bfin_sys_mmr_restore /* Restore System MMRs */ FP.H = hi(SYSMMR_BASE); FP.L = lo(SYSMMR_BASE); #ifdef EBIU_FCTL PM_POP_SYNC(12) PM_SYS_POP(12, EBIU_FCTL) PM_SYS_POP(11, EBIU_MODE) PM_SYS_POP(10, EBIU_MBSCTL) #else PM_POP_SYNC(9) #endif #ifdef EBIU_AMGCTL PM_SYS_POP(9, EBIU_AMBCTL1) PM_SYS_POP(8, EBIU_AMBCTL0) PM_SYS_POP16(7, EBIU_AMGCTL) #endif #ifdef SYSCR PM_SYS_POP16(6, SYSCR) #endif #ifdef PINT0_ASSIGN PM_SYS_POP(5, PINT3_EDGE_SET) PM_SYS_POP(4, PINT2_EDGE_SET) PM_SYS_POP(3, PINT1_EDGE_SET) PM_SYS_POP(2, PINT0_EDGE_SET) PM_SYS_POP(1, PINT3_INVERT_SET) PM_SYS_POP(0, PINT2_INVERT_SET) PM_POP_SYNC(13) PM_SYS_POP(13, PINT1_INVERT_SET) PM_SYS_POP(12, PINT0_INVERT_SET) PM_SYS_POP(11, PINT3_ASSIGN) PM_SYS_POP(10, PINT2_ASSIGN) PM_SYS_POP(9, PINT1_ASSIGN) PM_SYS_POP(8, PINT0_ASSIGN) PM_SYS_POP(7, PINT3_MASK_SET) PM_SYS_POP(6, PINT2_MASK_SET) PM_SYS_POP(5, PINT1_MASK_SET) PM_SYS_POP(4, PINT0_MASK_SET) #endif #ifdef SIC_IWR2 PM_SYS_POP(3, SIC_IWR2) #endif #ifdef SIC_IWR1 PM_SYS_POP(2, SIC_IWR1) #endif #ifdef SIC_IWR0 PM_SYS_POP(1, SIC_IWR0) #endif #ifdef SIC_IWR PM_SYS_POP(1, SIC_IWR) #endif #ifdef SIC_IAR11 PM_SYS_POP(0, SIC_IAR11) #endif PM_POP_SYNC(13) #ifdef SIC_IAR8 PM_SYS_POP(13, SIC_IAR10) PM_SYS_POP(12, SIC_IAR9) PM_SYS_POP(11, SIC_IAR8) #endif #ifdef SIC_IAR7 PM_SYS_POP(10, SIC_IAR7) #endif #ifdef SIC_IAR6 PM_SYS_POP(9, SIC_IAR6) PM_SYS_POP(8, SIC_IAR5) PM_SYS_POP(7, SIC_IAR4) #endif #ifdef SIC_IAR3 PM_SYS_POP(6, SIC_IAR3) #endif #ifdef SIC_IAR0 PM_SYS_POP(5, SIC_IAR2) PM_SYS_POP(4, SIC_IAR1) PM_SYS_POP(3, SIC_IAR0) #endif #ifdef SIC_IMASK0 # ifdef SIC_IMASK2 PM_SYS_POP(2, SIC_IMASK2) # endif PM_SYS_POP(1, SIC_IMASK1) PM_SYS_POP(0, SIC_IMASK0) #else # ifdef SIC_IMASK PM_SYS_POP(0, SIC_IMASK) # endif #endif .endm .macro bfin_core_mmr_save /* Save Core MMRs */ I0.H = hi(COREMMR_BASE); I0.L = lo(COREMMR_BASE); I1 = I0; I2 = I0; I3 = I0; B0 = I0; B1 = I0; B2 = I0; B3 = I0; I1.L = lo(DCPLB_ADDR0); I2.L = lo(DCPLB_DATA0); I3.L = lo(ICPLB_ADDR0); B0.L = lo(ICPLB_DATA0); B1.L = lo(EVT2); B2.L = lo(IMASK); B3.L = lo(TCNTL); /* Event Vectors */ FP = B1; PM_PUSH(0, EVT2) PM_PUSH(1, EVT3) FP += 4; /* EVT4 */ PM_PUSH(2, EVT5) PM_PUSH(3, EVT6) PM_PUSH(4, EVT7) PM_PUSH(5, EVT8) PM_PUSH_SYNC(5) PM_PUSH(0, EVT9) PM_PUSH(1, EVT10) PM_PUSH(2, EVT11) PM_PUSH(3, EVT12) PM_PUSH(4, EVT13) PM_PUSH(5, EVT14) PM_PUSH(6, EVT15) /* CEC */ FP = B2; PM_PUSH(7, IMASK) FP += 4; /* IPEND */ PM_PUSH(8, ILAT) PM_PUSH(9, IPRIO) /* Core Timer */ FP = B3; PM_PUSH(10, TCNTL) PM_PUSH(11, TPERIOD) PM_PUSH(12, TSCALE) PM_PUSH(13, TCOUNT) PM_PUSH_SYNC(13) /* Misc non-contiguous registers */ FP = I0; PM_CORE_PUSH(0, DMEM_CONTROL); PM_CORE_PUSH(1, IMEM_CONTROL); PM_CORE_PUSH(2, TBUFCTL); PM_PUSH_SYNC(2) /* DCPLB Addr */ FP = I1; PM_PUSH(0, DCPLB_ADDR0) PM_PUSH(1, DCPLB_ADDR1) PM_PUSH(2, DCPLB_ADDR2) PM_PUSH(3, DCPLB_ADDR3) PM_PUSH(4, DCPLB_ADDR4) PM_PUSH(5, DCPLB_ADDR5) PM_PUSH(6, DCPLB_ADDR6) PM_PUSH(7, DCPLB_ADDR7) PM_PUSH(8, DCPLB_ADDR8) PM_PUSH(9, DCPLB_ADDR9) PM_PUSH(10, DCPLB_ADDR10) PM_PUSH(11, DCPLB_ADDR11) PM_PUSH(12, DCPLB_ADDR12) PM_PUSH(13, DCPLB_ADDR13) PM_PUSH_SYNC(13) PM_PUSH(0, DCPLB_ADDR14) PM_PUSH(1, DCPLB_ADDR15) /* DCPLB Data */ FP = I2; PM_PUSH(2, DCPLB_DATA0) PM_PUSH(3, DCPLB_DATA1) PM_PUSH(4, DCPLB_DATA2) PM_PUSH(5, DCPLB_DATA3) PM_PUSH(6, DCPLB_DATA4) PM_PUSH(7, DCPLB_DATA5) PM_PUSH(8, DCPLB_DATA6) PM_PUSH(9, DCPLB_DATA7) PM_PUSH(10, DCPLB_DATA8) PM_PUSH(11, DCPLB_DATA9) PM_PUSH(12, DCPLB_DATA10) PM_PUSH(13, DCPLB_DATA11) PM_PUSH_SYNC(13) PM_PUSH(0, DCPLB_DATA12) PM_PUSH(1, DCPLB_DATA13) PM_PUSH(2, DCPLB_DATA14) PM_PUSH(3, DCPLB_DATA15) /* ICPLB Addr */ FP = I3; PM_PUSH(4, ICPLB_ADDR0) PM_PUSH(5, ICPLB_ADDR1) PM_PUSH(6, ICPLB_ADDR2) PM_PUSH(7, ICPLB_ADDR3) PM_PUSH(8, ICPLB_ADDR4) PM_PUSH(9, ICPLB_ADDR5) PM_PUSH(10, ICPLB_ADDR6) PM_PUSH(11, ICPLB_ADDR7) PM_PUSH(12, ICPLB_ADDR8) PM_PUSH(13, ICPLB_ADDR9) PM_PUSH_SYNC(13) PM_PUSH(0, ICPLB_ADDR10) PM_PUSH(1, ICPLB_ADDR11) PM_PUSH(2, ICPLB_ADDR12) PM_PUSH(3, ICPLB_ADDR13) PM_PUSH(4, ICPLB_ADDR14) PM_PUSH(5, ICPLB_ADDR15) /* ICPLB Data */ FP = B0; PM_PUSH(6, ICPLB_DATA0) PM_PUSH(7, ICPLB_DATA1) PM_PUSH(8, ICPLB_DATA2) PM_PUSH(9, ICPLB_DATA3) PM_PUSH(10, ICPLB_DATA4) PM_PUSH(11, ICPLB_DATA5) PM_PUSH(12, ICPLB_DATA6) PM_PUSH(13, ICPLB_DATA7) PM_PUSH_SYNC(13) PM_PUSH(0, ICPLB_DATA8) PM_PUSH(1, ICPLB_DATA9) PM_PUSH(2, ICPLB_DATA10) PM_PUSH(3, ICPLB_DATA11) PM_PUSH(4, ICPLB_DATA12) PM_PUSH(5, ICPLB_DATA13) PM_PUSH(6, ICPLB_DATA14) PM_PUSH(7, ICPLB_DATA15) PM_PUSH_SYNC(7) .endm .macro bfin_core_mmr_restore /* Restore Core MMRs */ I0.H = hi(COREMMR_BASE); I0.L = lo(COREMMR_BASE); I1 = I0; I2 = I0; I3 = I0; B0 = I0; B1 = I0; B2 = I0; B3 = I0; I1.L = lo(DCPLB_ADDR15); I2.L = lo(DCPLB_DATA15); I3.L = lo(ICPLB_ADDR15); B0.L = lo(ICPLB_DATA15); B1.L = lo(EVT15); B2.L = lo(IPRIO); B3.L = lo(TCOUNT); /* ICPLB Data */ FP = B0; PM_POP_SYNC(7) PM_POP(7, ICPLB_DATA15) PM_POP(6, ICPLB_DATA14) PM_POP(5, ICPLB_DATA13) PM_POP(4, ICPLB_DATA12) PM_POP(3, ICPLB_DATA11) PM_POP(2, ICPLB_DATA10) PM_POP(1, ICPLB_DATA9) PM_POP(0, ICPLB_DATA8) PM_POP_SYNC(13) PM_POP(13, ICPLB_DATA7) PM_POP(12, ICPLB_DATA6) PM_POP(11, ICPLB_DATA5) PM_POP(10, ICPLB_DATA4) PM_POP(9, ICPLB_DATA3) PM_POP(8, ICPLB_DATA2) PM_POP(7, ICPLB_DATA1) PM_POP(6, ICPLB_DATA0) /* ICPLB Addr */ FP = I3; PM_POP(5, ICPLB_ADDR15) PM_POP(4, ICPLB_ADDR14) PM_POP(3, ICPLB_ADDR13) PM_POP(2, ICPLB_ADDR12) PM_POP(1, ICPLB_ADDR11) PM_POP(0, ICPLB_ADDR10) PM_POP_SYNC(13) PM_POP(13, ICPLB_ADDR9) PM_POP(12, ICPLB_ADDR8) PM_POP(11, ICPLB_ADDR7) PM_POP(10, ICPLB_ADDR6) PM_POP(9, ICPLB_ADDR5) PM_POP(8, ICPLB_ADDR4) PM_POP(7, ICPLB_ADDR3) PM_POP(6, ICPLB_ADDR2) PM_POP(5, ICPLB_ADDR1) PM_POP(4, ICPLB_ADDR0) /* DCPLB Data */ FP = I2; PM_POP(3, DCPLB_DATA15) PM_POP(2, DCPLB_DATA14) PM_POP(1, DCPLB_DATA13) PM_POP(0, DCPLB_DATA12) PM_POP_SYNC(13) PM_POP(13, DCPLB_DATA11) PM_POP(12, DCPLB_DATA10) PM_POP(11, DCPLB_DATA9) PM_POP(10, DCPLB_DATA8) PM_POP(9, DCPLB_DATA7) PM_POP(8, DCPLB_DATA6) PM_POP(7, DCPLB_DATA5) PM_POP(6, DCPLB_DATA4) PM_POP(5, DCPLB_DATA3) PM_POP(4, DCPLB_DATA2) PM_POP(3, DCPLB_DATA1) PM_POP(2, DCPLB_DATA0) /* DCPLB Addr */ FP = I1; PM_POP(1, DCPLB_ADDR15) PM_POP(0, DCPLB_ADDR14) PM_POP_SYNC(13) PM_POP(13, DCPLB_ADDR13) PM_POP(12, DCPLB_ADDR12) PM_POP(11, DCPLB_ADDR11) PM_POP(10, DCPLB_ADDR10) PM_POP(9, DCPLB_ADDR9) PM_POP(8, DCPLB_ADDR8) PM_POP(7, DCPLB_ADDR7) PM_POP(6, DCPLB_ADDR6) PM_POP(5, DCPLB_ADDR5) PM_POP(4, DCPLB_ADDR4) PM_POP(3, DCPLB_ADDR3) PM_POP(2, DCPLB_ADDR2) PM_POP(1, DCPLB_ADDR1) PM_POP(0, DCPLB_ADDR0) /* Misc non-contiguous registers */ /* icache & dcache will enable later drop IMEM_CONTROL, DMEM_CONTROL pop */ FP = I0; PM_POP_SYNC(2) PM_CORE_POP(2, TBUFCTL) PM_CORE_POP(1, IMEM_CONTROL) PM_CORE_POP(0, DMEM_CONTROL) /* Core Timer */ FP = B3; R0 = 0x1; [FP - 0xC] = R0; PM_POP_SYNC(13) FP = B3; PM_POP(13, TCOUNT) PM_POP(12, TSCALE) PM_POP(11, TPERIOD) PM_POP(10, TCNTL) /* CEC */ FP = B2; PM_POP(9, IPRIO) PM_POP(8, ILAT) FP += -4; /* IPEND */ PM_POP(7, IMASK) /* Event Vectors */ FP = B1; PM_POP(6, EVT15) PM_POP(5, EVT14) PM_POP(4, EVT13) PM_POP(3, EVT12) PM_POP(2, EVT11) PM_POP(1, EVT10) PM_POP(0, EVT9) PM_POP_SYNC(5) PM_POP(5, EVT8) PM_POP(4, EVT7) PM_POP(3, EVT6) PM_POP(2, EVT5) FP += -4; /* EVT4 */ PM_POP(1, EVT3) PM_POP(0, EVT2) .endm #endif #include /* PLL_CTL Masks */ #define DF 0x0001 /* 0: PLL = CLKIN, 1: PLL = CLKIN/2 */ #define PLL_OFF 0x0002 /* PLL Not Powered */ #define STOPCK 0x0008 /* Core Clock Off */ #define PDWN 0x0020 /* Enter Deep Sleep Mode */ #ifdef __ADSPBF539__ # define IN_DELAY 0x0014 /* Add 200ps Delay To EBIU Input Latches */ # define OUT_DELAY 0x00C0 /* Add 200ps Delay To EBIU Output Signals */ #else # define IN_DELAY 0x0040 /* Add 200ps Delay To EBIU Input Latches */ # define OUT_DELAY 0x0080 /* Add 200ps Delay To EBIU Output Signals */ #endif #define BYPASS 0x0100 /* Bypass the PLL */ #define MSEL 0x7E00 /* Multiplier Select For CCLK/VCO Factors */ #define SPORT_HYST 0x8000 /* Enable Additional Hysteresis on SPORT Input Pins */ #define SET_MSEL(x) (((x)&0x3F) << 0x9) /* Set MSEL = 0-63 --> VCO = CLKIN*MSEL */ /* PLL_DIV Masks */ #define SSEL 0x000F /* System Select */ #define CSEL 0x0030 /* Core Select */ #define CSEL_DIV1 0x0000 /* CCLK = VCO / 1 */