Add bf60x cpu pm callbacks and change blackfin pm framework to support bf60x.
Signed-off-by: Steven Miao <realmz6@gmail.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
#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_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;
+ [--sp] = CYCLES;
+ [--sp] = CYCLES2;
+ [--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++];
+ CYCLES2 = [sp++];
+ CYCLES = [sp++];
+ 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_AMBCTL
+ 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 <mach/pll.h>
/* PLL_CTL Masks */
#define USBWE 0x0800 /* Enable USB Wakeup From Hibernate */
#endif
+
#ifndef __ASSEMBLY__
void sleep_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
--- /dev/null
+/*
+ * Blackfin bf609 power management
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2
+ */
+
+#ifndef __PM_H__
+#define __PM_H__
+
+#include <mach/pm.h>
+#include <linux/suspend.h>
+
+struct bfin_cpu_pm_fns {
+ void (*save)(unsigned long *);
+ void (*restore)(unsigned long *);
+ int (*valid)(suspend_state_t state);
+ void (*enter)(suspend_state_t state);
+ int (*prepare)(void);
+ void (*finish)(void);
+};
+
+extern struct bfin_cpu_pm_fns *bfin_cpu_pm;
+
+# ifdef CONFIG_BFIN_COREB
+void bfin_coreb_start(void);
+void bfin_coreb_stop(void);
+void bfin_coreb_reset(void);
+# endif
+
+#endif
--- /dev/null
+#include <linux/linkage.h>
+#include <asm/blackfin.h>
+#include <asm/dpmc.h>
+
+#define PM_STACK (COREA_L1_SCRATCH_START + L1_SCRATCH_LENGTH - 12)
+
+.section .l1.text
+ENTRY(_enter_hibernate)
+ /* switch stack to L1 scratch, prepare for ddr srfr */
+ P0.H = HI(PM_STACK);
+ P0.L = LO(PM_STACK);
+ SP = P0;
+
+ call _bf609_ddr_sr;
+ call _bfin_hibernate_syscontrol;
+
+ P0.H = HI(DPM0_RESTORE4);
+ P0.L = LO(DPM0_RESTORE4);
+ P1.H = _bf609_pm_data;
+ P1.L = _bf609_pm_data;
+ [P0] = P1;
+
+ P0.H = HI(DPM0_CTL);
+ P0.L = LO(DPM0_CTL);
+ R3.H = HI(0x00000010);
+ R3.L = LO(0x00000010);
+ [P0] = R3;
+
+ SSYNC;
+ENDPROC(_enter_hibernate_mode)
+
+.section .text
+ENTRY(_bf609_hibernate)
+ bfin_cpu_reg_save;
+ bfin_core_mmr_save;
+
+ P0.H = _bf609_pm_data;
+ P0.L = _bf609_pm_data;
+ R1.H = 0xDEAD;
+ R1.L = 0xBEEF;
+ R2.H = .Lpm_resume_here;
+ R2.L = .Lpm_resume_here;
+ [P0++] = R1;
+ [P0++] = R2;
+ [P0++] = SP;
+
+ P1.H = _enter_hibernate;
+ P1.L = _enter_hibernate;
+
+ call (P1);
+.Lpm_resume_here:
+
+ bfin_core_mmr_restore;
+ bfin_cpu_reg_restore;
+
+ [--sp] = RETI; /* Clear Global Interrupt Disable */
+ SP += 4;
+
+ RTS;
+
+ENDPROC(_bf609_hibernate)
+
--- /dev/null
+/*
+ * Blackfin bf609 power management
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2
+ */
+
+#ifndef __MACH_BF609_PM_H__
+#define __MACH_BF609_PM_H__
+
+#include <linux/suspend.h>
+
+int bfin609_pm_enter(suspend_state_t state);
+int bf609_pm_prepare(void);
+void bf609_pm_finish(void);
+
+void bf609_hibernate(void);
+void bfin_sec_raise_irq(unsigned int sid);
+void coreb_enable(void);
+#endif
--- /dev/null
+/*
+ * Blackfin bf609 power management
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2
+ */
+
+#include <linux/suspend.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+
+#include <linux/delay.h>
+
+#include <asm/dpmc.h>
+#include <asm/pm.h>
+#include <mach/pm.h>
+#include <asm/blackfin.h>
+
+/***********************************************************/
+/* */
+/* Wakeup Actions for DPM_RESTORE */
+/* */
+/***********************************************************/
+#define BITP_ROM_WUA_CHKHDR 24
+#define BITP_ROM_WUA_DDRLOCK 7
+#define BITP_ROM_WUA_DDRDLLEN 6
+#define BITP_ROM_WUA_DDR 5
+#define BITP_ROM_WUA_CGU 4
+#define BITP_ROM_WUA_MEMBOOT 2
+#define BITP_ROM_WUA_EN 1
+
+#define BITM_ROM_WUA_CHKHDR (0xFF000000)
+#define ENUM_ROM_WUA_CHKHDR_AD 0xAD000000
+
+#define BITM_ROM_WUA_DDRLOCK (0x00000080)
+#define BITM_ROM_WUA_DDRDLLEN (0x00000040)
+#define BITM_ROM_WUA_DDR (0x00000020)
+#define BITM_ROM_WUA_CGU (0x00000010)
+#define BITM_ROM_WUA_MEMBOOT (0x00000002)
+#define BITM_ROM_WUA_EN (0x00000001)
+
+/***********************************************************/
+/* */
+/* Syscontrol */
+/* */
+/***********************************************************/
+#define BITP_ROM_SYSCTRL_CGU_LOCKINGEN 28 /* unlocks CGU_CTL register */
+#define BITP_ROM_SYSCTRL_WUA_OVERRIDE 24
+#define BITP_ROM_SYSCTRL_WUA_DDRDLLEN 20 /* Saves the DDR DLL and PADS registers to the DPM registers */
+#define BITP_ROM_SYSCTRL_WUA_DDR 19 /* Saves the DDR registers to the DPM registers */
+#define BITP_ROM_SYSCTRL_WUA_CGU 18 /* Saves the CGU registers into DPM registers */
+#define BITP_ROM_SYSCTRL_WUA_DPMWRITE 17 /* Saves the Syscontrol structure structure contents into DPM registers */
+#define BITP_ROM_SYSCTRL_WUA_EN 16 /* reads current PLL and DDR configuration into structure */
+#define BITP_ROM_SYSCTRL_DDR_WRITE 13 /* writes the DDR registers from Syscontrol structure for wakeup initialization of DDR */
+#define BITP_ROM_SYSCTRL_DDR_READ 12 /* Read the DDR registers into the Syscontrol structure for storing prior to hibernate */
+#define BITP_ROM_SYSCTRL_CGU_AUTODIS 11 /* Disables auto handling of UPDT and ALGN fields */
+#define BITP_ROM_SYSCTRL_CGU_CLKOUTSEL 7 /* access CGU_CLKOUTSEL register */
+#define BITP_ROM_SYSCTRL_CGU_DIV 6 /* access CGU_DIV register */
+#define BITP_ROM_SYSCTRL_CGU_STAT 5 /* access CGU_STAT register */
+#define BITP_ROM_SYSCTRL_CGU_CTL 4 /* access CGU_CTL register */
+#define BITP_ROM_SYSCTRL_CGU_RTNSTAT 2 /* Update structure STAT field upon error */
+#define BITP_ROM_SYSCTRL_WRITE 1 /* write registers */
+#define BITP_ROM_SYSCTRL_READ 0 /* read registers */
+
+#define BITM_ROM_SYSCTRL_CGU_READ (0x00000001) /* Read CGU registers */
+#define BITM_ROM_SYSCTRL_CGU_WRITE (0x00000002) /* Write registers */
+#define BITM_ROM_SYSCTRL_CGU_RTNSTAT (0x00000004) /* Update structure STAT field upon error or after a write operation */
+#define BITM_ROM_SYSCTRL_CGU_CTL (0x00000010) /* Access CGU_CTL register */
+#define BITM_ROM_SYSCTRL_CGU_STAT (0x00000020) /* Access CGU_STAT register */
+#define BITM_ROM_SYSCTRL_CGU_DIV (0x00000040) /* Access CGU_DIV register */
+#define BITM_ROM_SYSCTRL_CGU_CLKOUTSEL (0x00000080) /* Access CGU_CLKOUTSEL register */
+#define BITM_ROM_SYSCTRL_CGU_AUTODIS (0x00000800) /* Disables auto handling of UPDT and ALGN fields */
+#define BITM_ROM_SYSCTRL_DDR_READ (0x00001000) /* Reads the contents of the DDR registers and stores them into the structure */
+#define BITM_ROM_SYSCTRL_DDR_WRITE (0x00002000) /* Writes the DDR registers from the structure, only really intented for wakeup functionality and not for full DDR configuration */
+#define BITM_ROM_SYSCTRL_WUA_EN (0x00010000) /* Wakeup entry or exit opertation enable */
+#define BITM_ROM_SYSCTRL_WUA_DPMWRITE (0x00020000) /* When set indicates a restore of the PLL and DDR is to be performed otherwise a save is required */
+#define BITM_ROM_SYSCTRL_WUA_CGU (0x00040000) /* Only applicable for a PLL and DDR save operation to the DPM, saves the current settings if cleared or the contents of the structure if set */
+#define BITM_ROM_SYSCTRL_WUA_DDR (0x00080000) /* Only applicable for a PLL and DDR save operation to the DPM, saves the current settings if cleared or the contents of the structure if set */
+#define BITM_ROM_SYSCTRL_WUA_DDRDLLEN (0x00100000) /* Enables saving/restoring of the DDR DLLCTL register */
+#define BITM_ROM_SYSCTRL_WUA_OVERRIDE (0x01000000)
+#define BITM_ROM_SYSCTRL_CGU_LOCKINGEN (0x10000000) /* Unlocks the CGU_CTL register */
+
+
+/* Structures for the syscontrol() function */
+struct STRUCT_ROM_SYSCTRL {
+ uint32_t ulCGU_CTL;
+ uint32_t ulCGU_STAT;
+ uint32_t ulCGU_DIV;
+ uint32_t ulCGU_CLKOUTSEL;
+ uint32_t ulWUA_Flags;
+ uint32_t ulWUA_BootAddr;
+ uint32_t ulWUA_User;
+ uint32_t ulDDR_CTL;
+ uint32_t ulDDR_CFG;
+ uint32_t ulDDR_TR0;
+ uint32_t ulDDR_TR1;
+ uint32_t ulDDR_TR2;
+ uint32_t ulDDR_MR;
+ uint32_t ulDDR_EMR1;
+ uint32_t ulDDR_EMR2;
+ uint32_t ulDDR_PADCTL;
+ uint32_t ulDDR_DLLCTL;
+ uint32_t ulReserved;
+};
+
+struct bfin_pm_data {
+ uint32_t magic;
+ uint32_t resume_addr;
+ uint32_t sp;
+};
+
+struct bfin_pm_data bf609_pm_data;
+
+struct STRUCT_ROM_SYSCTRL configvalues;
+uint32_t dactionflags;
+
+#define FUNC_ROM_SYSCONTROL 0xC8000080
+__attribute__((l1_data))
+static uint32_t (* const bfrom_SysControl)(uint32_t action_flags, struct STRUCT_ROM_SYSCTRL *settings, void *reserved) = (void *)FUNC_ROM_SYSCONTROL;
+
+__attribute__((l1_text))
+void bfin_cpu_suspend(void)
+{
+ __asm__ __volatile__( \
+ ".align 8;" \
+ "idle;" \
+ : : \
+ );
+}
+
+__attribute__((l1_text))
+void bfin_deepsleep(unsigned long mask)
+{
+ uint32_t dpm0_ctl;
+
+ bfin_write32(DPM0_WAKE_EN, 0x10);
+ bfin_write32(DPM0_WAKE_POL, 0x10);
+ dpm0_ctl = bfin_read32(DPM0_CTL);
+ dpm0_ctl = 0x00000008;
+ bfin_write32(DPM0_CTL, dpm0_ctl);
+ SSYNC();
+ __asm__ __volatile__( \
+ ".align 8;" \
+ "idle;" \
+ : : \
+ );
+}
+
+__attribute__((l1_text))
+void bf609_ddr_sr(void)
+{
+ uint32_t reg;
+
+ reg = bfin_read_DDR0_CTL();
+ reg |= 0x8;
+ bfin_write_DDR0_CTL(reg);
+
+ while (!(bfin_read_DDR0_STAT() & 0x8))
+ continue;
+}
+
+__attribute__((l1_text))
+void bf609_ddr_sr_exit(void)
+{
+ uint32_t reg;
+ while (!(bfin_read_DDR0_STAT() & 0x1))
+ continue;
+
+ reg = bfin_read_DDR0_CTL();
+ reg &= ~0x8;
+ bfin_write_DDR0_CTL(reg);
+
+ while ((bfin_read_DDR0_STAT() & 0x8))
+ continue;
+}
+
+__attribute__((l1_text))
+void bfin_hibernate_syscontrol(void)
+{
+ configvalues.ulWUA_Flags = (0xAD000000 | BITM_ROM_WUA_EN
+ | BITM_ROM_WUA_CGU | BITM_ROM_WUA_DDR | BITM_ROM_WUA_DDRDLLEN);
+
+ dactionflags = (BITM_ROM_SYSCTRL_WUA_EN
+ | BITM_ROM_SYSCTRL_WUA_DPMWRITE | BITM_ROM_SYSCTRL_WUA_CGU
+ | BITM_ROM_SYSCTRL_WUA_DDR | BITM_ROM_SYSCTRL_WUA_DDRDLLEN);
+
+ bfrom_SysControl(dactionflags, &configvalues, NULL);
+
+ bfin_write32(DPM0_RESTORE5, bfin_read32(DPM0_RESTORE5) | 4);
+}
+
+#ifndef CONFIG_BF60x
+# define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1))
+#else
+# define SIC_SYSIRQ(irq) ((irq) - IVG15)
+#endif
+void bfin_hibernate(unsigned long mask)
+{
+ bfin_write32(DPM0_WAKE_EN, 0x10);
+ bfin_write32(DPM0_WAKE_POL, 0x10);
+ bfin_write32(DPM0_PGCNTR, 0x0000FFFF);
+ bfin_write32(DPM0_HIB_DIS, 0xFFFF);
+
+ printk(KERN_DEBUG "hibernate: restore %x pgcnt %x\n", bfin_read32(DPM0_RESTORE0), bfin_read32(DPM0_PGCNTR));
+
+ bf609_hibernate();
+}
+
+void bf609_cpu_pm_enter(suspend_state_t state)
+{
+ int error;
+ error = irq_set_irq_wake(255, 1);
+ if(error < 0)
+ printk(KERN_DEBUG "Unable to get irq wake\n");
+ error = irq_set_irq_wake(231, 1);
+ if (error < 0)
+ printk(KERN_DEBUG "Unable to get irq wake\n");
+
+ if (state == PM_SUSPEND_STANDBY)
+ bfin_deepsleep(0xffff);
+ else {
+ bfin_hibernate(0xffff);
+ }
+}
+
+int bf609_cpu_pm_prepare(void)
+{
+ return 0;
+}
+
+void bf609_cpu_pm_finish(void)
+{
+
+}
+
+static struct bfin_cpu_pm_fns bf609_cpu_pm = {
+ .enter = bf609_cpu_pm_enter,
+ .prepare = bf609_cpu_pm_prepare,
+ .finish = bf609_cpu_pm_finish,
+};
+
+static irqreturn_t test_isr(int irq, void *dev_id)
+{
+ printk(KERN_DEBUG "gpio irq %d\n", irq);
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t dpm0_isr(int irq, void *dev_id)
+{
+ uint32_t wake_stat;
+
+ wake_stat = bfin_read32(DPM0_WAKE_STAT);
+ printk(KERN_DEBUG "enter %s wake stat %08x\n", __func__, wake_stat);
+
+ bfin_write32(DPM0_WAKE_STAT, wake_stat);
+ return IRQ_HANDLED;
+}
+
+static int __init bf609_init_pm(void)
+{
+ int irq;
+ int error;
+ error = gpio_request(GPIO_PG4, "gpiopg4");
+ if (error < 0) {
+ printk(KERN_DEBUG "failed to request GPIO %d, error %d\n",
+ GPIO_PG4, error);
+ }
+
+ irq = gpio_to_irq(GPIO_PG4);
+ if (irq < 0) {
+ error = irq;
+ printk(KERN_DEBUG "Unable to get irq number for GPIO %d, error %d\n",
+ GPIO_PG4, error);
+ }
+
+ printk(KERN_DEBUG "%s gpio %d irq %d\n", __func__, GPIO_PG4, irq);
+
+ error = request_irq(irq, test_isr, IRQF_TRIGGER_FALLING | IRQF_NO_SUSPEND, "gpiopg4", NULL);
+ if(error < 0)
+ printk(KERN_DEBUG "Unable to get irq\n");
+
+#if 1
+ irq = gpio_to_irq(GPIO_PE12);
+ if (irq < 0) {
+ error = irq;
+ printk(KERN_DEBUG "Unable to get irq number for GPIO %d, error %d\n",
+ GPIO_PE12, error);
+ }
+
+ error = request_irq(irq, test_isr, IRQF_TRIGGER_RISING | IRQF_NO_SUSPEND, "gpiope12", NULL);
+ if(error < 0)
+ printk(KERN_DEBUG "Unable to get irq\n");
+#endif
+
+ error = request_irq(IRQ_CGU_EVT, dpm0_isr, IRQF_NO_SUSPEND, "cgu0 event", NULL);
+ if(error < 0)
+ printk(KERN_DEBUG "Unable to get irq\n");
+
+ error = request_irq(IRQ_DPM, dpm0_isr, IRQF_NO_SUSPEND, "dpm0 event", NULL);
+ if (error < 0)
+ printk(KERN_DEBUG "Unable to get irq\n");
+
+ bfin_cpu_pm = &bf609_cpu_pm;
+ return 0;
+}
+
+late_initcall(bf609_init_pm);
cache.o cache-c.o entry.o head.o \
interrupt.o arch_checks.o ints-priority.o
-obj-$(CONFIG_PM) += pm.o dpmc_modes.o
+obj-$(CONFIG_PM) += pm.o
+ifneq ($(CONFIG_BF60x),y)
+obj-$(CONFIG_PM) += dpmc_modes.o
+endif
obj-$(CONFIG_CPU_FREQ) += cpufreq.o
obj-$(CONFIG_CPU_VOLTAGE) += dpmc.o
obj-$(CONFIG_SMP) += smp.o
#include <asm/dpmc.h>
.section .l1.text
-
+#ifndef CONFIG_BF60x
ENTRY(_sleep_mode)
[--SP] = (R7:4, P5:3);
[--SP] = RETS;
(R7:4, P5:3) = [SP++];
RTS;
ENDPROC(_sleep_mode)
+#endif
/*
* This func never returns as it puts the part into hibernate, and
*
* We accept just one argument -- the value to write to VR_CTL.
*/
+
ENTRY(_hibernate_mode)
/* Save/setup the regs we need early for minor pipeline optimization */
R4 = R0;
+
+#ifndef CONFIG_BF60x
P3.H = hi(VR_CTL);
P3.L = lo(VR_CTL);
-
/* Disable all wakeup sources */
R0 = IWR_DISABLE_ALL;
R1 = IWR_DISABLE_ALL;
call _set_sic_iwr;
call _set_dram_srfs;
SSYNC;
+#endif
/* Finally, we climb into our cave to hibernate */
W[P3] = R4.L;
jump .Lforever;
ENDPROC(_hibernate_mode)
+#ifndef CONFIG_BF60x
ENTRY(_sleep_deeper)
[--SP] = (R7:4, P5:3);
[--SP] = RETS;
IF !CC JUMP 1b;
RTS;
ENDPROC(_test_pll_locked)
+#endif
.section .text
-
-#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)
-
ENTRY(_do_hibernate)
- /*
- * 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;
- [--sp] = CYCLES;
- [--sp] = CYCLES2;
- [--sp] = SYSCFG;
- [--sp] = RETX;
- [--sp] = SEQSTAT;
- [--sp] = r7;
-
- /* Save first func arg in M3 */
- M3 = R0;
-
- /* 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
- PM_SYS_PUSH(0, SIC_IMASK)
-#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
-
- PM_SYS_PUSH16(6, SYSCR)
-
- PM_SYS_PUSH16(7, EBIU_AMGCTL)
- PM_SYS_PUSH(8, EBIU_AMBCTL0)
- PM_SYS_PUSH(9, EBIU_AMBCTL1)
-#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
-
- /* 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);
-
- /* 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)
-
- /* Event Vectors */
- FP = B1;
- PM_PUSH(8, EVT2)
- PM_PUSH(9, EVT3)
- FP += 4; /* EVT4 */
- PM_PUSH(10, EVT5)
- PM_PUSH(11, EVT6)
- PM_PUSH(12, EVT7)
- PM_PUSH(13, EVT8)
- PM_PUSH_SYNC(13)
- 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)
+ bfin_cpu_reg_save;
+ bfin_sys_mmr_save;
+ bfin_core_mmr_save;
/* Setup args to hibernate mode early for pipeline optimization */
R0 = M3;
.Lpm_resume_here:
- /* 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);
-
- /* Misc non-contiguous registers */
- 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 */
- 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(13)
- PM_POP(13, EVT8)
- PM_POP(12, EVT7)
- PM_POP(11, EVT6)
- PM_POP(10, EVT5)
- FP += -4; /* EVT4 */
- PM_POP(9, EVT3)
- PM_POP(8, EVT2)
-
- /* ICPLB Data */
- FP = B0;
- 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)
-
- /* 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
- PM_SYS_POP(9, EBIU_AMBCTL1)
- PM_SYS_POP(8, EBIU_AMBCTL0)
- PM_SYS_POP16(7, EBIU_AMGCTL)
-
- PM_SYS_POP16(6, SYSCR)
-
-#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
- PM_SYS_POP(0, SIC_IMASK)
-#endif
-
- /* Restore Core Registers */
- RETI = [sp++];
- SEQSTAT = [sp++];
- RETX = [sp++];
- SYSCFG = [sp++];
- CYCLES2 = [sp++];
- CYCLES = [sp++];
- 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++];
+ bfin_core_mmr_restore;
+ bfin_sys_mmr_restore;
+ bfin_cpu_reg_restore;
[--sp] = RETI; /* Clear Global Interrupt Disable */
SP += 4;
#include <asm/gpio.h>
#include <asm/dma.h>
#include <asm/dpmc.h>
+#include <asm/pm.h>
+#ifdef CONFIG_BF60x
+struct bfin_cpu_pm_fns *bfin_cpu_pm;
+#endif
void bfin_pm_suspend_standby_enter(void)
{
+#ifndef CONFIG_BF60x
bfin_pm_standby_setup();
+#endif
-#ifdef CONFIG_PM_BFIN_SLEEP_DEEPER
- sleep_deeper(bfin_sic_iwr[0], bfin_sic_iwr[1], bfin_sic_iwr[2]);
+#ifdef CONFIG_BF60x
+ bfin_cpu_pm->enter(PM_SUSPEND_STANDBY);
#else
+# ifdef CONFIG_PM_BFIN_SLEEP_DEEPER
+ sleep_deeper(bfin_sic_iwr[0], bfin_sic_iwr[1], bfin_sic_iwr[2]);
+# else
sleep_mode(bfin_sic_iwr[0], bfin_sic_iwr[1], bfin_sic_iwr[2]);
+# endif
#endif
+#ifndef CONFIG_BF60x
bfin_pm_standby_restore();
+#endif
+#ifndef CONFIG_BF60x
#ifdef SIC_IWR0
bfin_write_SIC_IWR0(IWR_DISABLE_ALL);
# ifdef SIC_IWR1
#else
bfin_write_SIC_IWR(IWR_DISABLE_ALL);
#endif
+
+#endif
}
int bf53x_suspend_l1_mem(unsigned char *memptr)
}
#if defined(CONFIG_BFIN_EXTMEM_WRITEBACK) || defined(CONFIG_BFIN_L2_WRITEBACK)
+# ifdef CONFIG_BF60x
+__attribute__((l1_text))
+# endif
static void flushinv_all_dcache(void)
{
- u32 way, bank, subbank, set;
- u32 status, addr;
+ register u32 way, bank, subbank, set;
+ register u32 status, addr;
u32 dmem_ctl = bfin_read_DMEM_CONTROL();
for (bank = 0; bank < 2; ++bank) {
return -ENOMEM;
}
+#ifndef CONFIG_BF60x
wakeup = bfin_read_VR_CTL() & ~FREQ;
+#else
+
+#endif
wakeup |= SCKELOW;
#ifdef CONFIG_PM_BFIN_WAKE_PH6
_disable_icplb();
bf53x_suspend_l1_mem(memptr);
+#ifndef CONFIG_BF60x
do_hibernate(wakeup | vr_wakeup); /* See you later! */
+#else
+ bfin_cpu_pm->enter(PM_SUSPEND_MEM);
+#endif
bf53x_resume_l1_mem(memptr);
git.openpandora.org / pandora-kernel.git / commitdiff