arch/arm/mach-rockchip/pm.h

   1 #ifndef __MACH_ROCKCHIP_PM_H
   2 #define __MACH_ROCKCHIP_PM_H
   3
   4 #include <dt-bindings/suspend/rockchip-pm.h>
   5
   6
   7
   8
   9 #define RKPM_LOOPS_PER_USEC     24
  10 #define RKPM_LOOP(loops)        do { unsigned int i = (loops); if (i < 7) i = 7; barrier(); asm volatile(".align 4; 1: subs %0, %0, #1; bne 1b;" : "+r" (i)); } while (0)
  11 /* delay on slow mode */
  12 #define rkpm_udelay(usecs)      RKPM_LOOP((usecs)*RKPM_LOOPS_PER_USEC)
  13 /* delay on deep slow mode */
  14 #define rkpm_32k_udelay(usecs)  RKPM_LOOP(((usecs)*RKPM_LOOPS_PER_USEC)/(24000000/32768))
  15
  16
  17
  18 typedef void (*rkpm_ops_void_callback)(void);
  19 typedef void (*rkpm_ops_printch_callback)(char byte);
  20 typedef void (*rkpm_ops_paramter_u32_cb)(u32 val);
  21 typedef void (*rkpm_sram_suspend_arg_cb)(void *arg);
  22
  23 // ops in ddr callback
  24 struct rkpm_ops {
  25
  26         rkpm_ops_void_callback prepare;
  27         rkpm_ops_void_callback finish;
  28         rkpm_ops_void_callback regs_pread;
  29
  30         rkpm_ops_void_callback pwr_dmns;
  31         rkpm_ops_void_callback re_pwr_dmns;
  32
  33         rkpm_ops_void_callback gtclks;
  34         rkpm_ops_void_callback re_gtclks;
  35
  36
  37         rkpm_ops_void_callback plls;
  38         rkpm_ops_void_callback re_plls;
  39
  40         rkpm_ops_void_callback  gpios;
  41         rkpm_ops_void_callback  re_gpios;
  42
  43         rkpm_ops_printch_callback printch;
  44
  45 };
  46
  47
  48 // ops in intmen callback
  49 struct rkpm_sram_ops{
  50
  51         rkpm_ops_void_callback volts;
  52         rkpm_ops_void_callback re_volts;
  53
  54         rkpm_ops_void_callback gtclks;
  55         rkpm_ops_void_callback re_gtclks;
  56
  57         rkpm_ops_paramter_u32_cb sysclk;
  58         rkpm_ops_paramter_u32_cb re_sysclk;
  59
  60         rkpm_ops_void_callback pmic;
  61         rkpm_ops_void_callback re_pmic;
  62
  63         rkpm_ops_void_callback ddr;
  64         rkpm_ops_void_callback re_ddr;
  65
  66         rkpm_ops_printch_callback printch;
  67 };
  68
  69 #if 0
  70 struct rkpm_gpios_info_st{
  71     u32 pins;
  72     u32 in_out;
  73     u32 level_pull;
  74 };
  75 #endif
  76
  77 /******************ctr bits setting  ************************/
  78 #define rkpm_chk_val_ctrbit(val,bit) ((val)&(bit))//check bit
  79 #define rkpm_chk_val_ctrbits(val,bits) ((val)&(bits))  //check bits
  80
  81 /************************************reg ops*****************************************************/
  82 #define cru_readl(offset)       readl_relaxed(RK_CRU_VIRT + offset)
  83 #define cru_writel(v, offset)   do { writel_relaxed(v, RK_CRU_VIRT + offset); dsb(); } while (0)
  84
  85 #define pmu_readl(offset)       readl_relaxed(RK_PMU_VIRT + offset)
  86 #define pmu_writel(v,offset)    do { writel_relaxed(v, RK_PMU_VIRT + offset); dsb(); } while (0)
  87
  88 #define grf_readl(offset)       readl_relaxed(RK_GRF_VIRT + offset)
  89 #define grf_writel(v, offset)   do { writel_relaxed(v, RK_GRF_VIRT + offset); dsb(); } while (0)
  90
  91 #define reg_readl(base) readl_relaxed(base)
  92 #define reg_writel(v, base)     do { writel_relaxed(v, base); dsb(); } while (0)
  93
  94 #if 0
  95 #define PM_ERR(fmt, args...) printk(KERN_ERR fmt, ##args)
  96 #define PM_LOG(fmt, args...) printk(KERN_ERR fmt, ##args)
  97 #define PM_WARNING(fmt, args...) printk(KERN_WARNING fmt, ##args)
  98 #else
  99
 100 #define PM_ERR(fmt, args...) printk(fmt, ##args)
 101 #define PM_LOG(fmt, args...) printk(fmt, ##args)
 102 #define PM_WARNING(fmt, args...) printk(fmt, ##args)
 103 #endif
 104
 105 /*********************************pm control******************************************/
 106 extern void rkpm_ddr_reg_offset_dump(void __iomem * base_addr,u32 _offset);
 107 extern void  rkpm_ddr_regs_dump(void __iomem * base_addr,u32 start_offset,u32 end_offset);
 108
 109 extern void rkpm_set_pie_info(struct rkpm_sram_ops *pm_sram_ops,rkpm_sram_suspend_arg_cb pie_cb);
 110 extern void rkpm_set_ops_prepare_finish(rkpm_ops_void_callback prepare,rkpm_ops_void_callback finish);
 111 extern void rkpm_set_ops_pwr_dmns(rkpm_ops_void_callback pwr_dmns,rkpm_ops_void_callback re_pwr_dmns);
 112 extern void rkpm_set_ops_gtclks(rkpm_ops_void_callback gtclks,rkpm_ops_void_callback re_gtclks);
 113 extern void rkpm_set_ops_plls(rkpm_ops_void_callback plls,rkpm_ops_void_callback re_plls);
 114 extern void rkpm_set_ops_gpios(rkpm_ops_void_callback gpios,rkpm_ops_void_callback re_gpios);
 115 extern void rkpm_set_ops_printch(rkpm_ops_printch_callback printch);
 116 extern void rkpm_set_ops_regs_pread(rkpm_ops_void_callback regs_pread);
 117
 118 extern void rkpm_set_sram_ops_volt(rkpm_ops_void_callback volts,rkpm_ops_void_callback re_volts);
 119 extern void rkpm_set_sram_ops_gtclks(rkpm_ops_void_callback gtclks,rkpm_ops_void_callback re_gtclks);
 120 extern void rkpm_set_sram_ops_sysclk(rkpm_ops_paramter_u32_cb sysclk,rkpm_ops_paramter_u32_cb re_sysclk);
 121 extern void rkpm_set_sram_ops_pmic(rkpm_ops_void_callback pmic,rkpm_ops_void_callback re_pmic);
 122 extern void rkpm_set_sram_ops_ddr(rkpm_ops_void_callback ddr,rkpm_ops_void_callback re_ddr);
 123 extern void rkpm_set_sram_ops_printch(rkpm_ops_printch_callback printch);
 124
 125 extern void inline rkpm_set_ctrbits(u32 bits);
 126 extern u32  inline rkpm_get_ctrbits(void);
 127 extern void inline  rkpm_set_ctrbit(int idxs);
 128 extern u32 inline  rkpm_get_ctrbit(int idxs);
 129 extern void inline rkpm_clr_ctrbit(int idxs);//clear
 130
 131 extern void rkpm_ddr_printch(char byte);
 132 extern void rkpm_ddr_printascii(const char *s);
 133 extern void  rkpm_ddr_printhex(unsigned int hex);
 134
 135 extern u32 clk_suspend_clkgt_info_get(u32 *clk_ungt_msk,u32 *clk_gt_last_set,u32 buf_cnt);
 136
 137
 138 /********************************sram print**********************************/
 139 #include "sram.h"
 140
 141 #if 1//def CPU
 142 extern void PIE_FUNC(rkpm_sram_printch_pie)(char byte);
 143 extern void  PIE_FUNC(rkpm_sram_printhex_pie)(unsigned int hex);
 144
 145 #define rkpm_sram_printch(byte)  FUNC(rkpm_sram_printch_pie)(byte)
 146 //void __sramfunc rkpm_sram_printascii(const char *s);
 147 #define rkpm_sram_printhex(hex) FUNC(rkpm_sram_printhex_pie)(hex)
 148 #endif
 149
 150 #endif
 151