Регистры Allwinner H616
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TVE_000_REG
7.2.5. TV Encoder Clock Gating Register - адрес: 0x6520000 0x6524000 (смещение: 0x0000)

ТВ-кодер: список регистров

  CLOCK_GATE_DIS

Bit 31
R/W
0x0

0: Enable
1: Disable

  Unused

Bits 30 : 29

  BIST_EN

Bit 28
R/W
0x0

0: Normal mode
1: Bist mode

  Unused

Bits 27 : 23

  UPSAMPLE_FOR_YPB_PR

Bit 22
R/W
0x0

0: 1x
1: 2x

  UPSAMPLE_FOR_CVBS

Bits 21 : 20
R/W
0x0

Out up sample
00: 27 MHz
01: 54 MHz
10: 108 MHz
11: 216 MHz

  Unused

Bits 19 : 1

  TVE_EN

Bit 0
R/W
0x0

0: Disable
1: Enable
Video Encoder enable, default disable, write 1 to take it out of the reset state

Команда U-Boot для чтения регистра

md 6520000 1
md 6524000 1

Bit fields structure 

typedef union  tve_000_reg
{
  struct
  {
   unsigned tve_en : 1;
   unsigned unused0 : 19;
   unsigned upsample_for_cvbs : 2;
   unsigned upsample_for_ypb_pr : 1;
   unsigned unused1 : 5;
   unsigned bist_en : 1;
   unsigned unused2 : 2;
   unsigned clock_gate_dis : 1;
  } b;
   unsigned long w;
} TVE_000_REG
Allwinner H616 Manual