Samsung Exynos 5 User Manual

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-105  
5.9.1.88 GPLL_CON1 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x0154, Reset Value = 0x0020_3800 
Name Bit Type Description Reset Value 
RSVD [31:22] –=Reserved=0x0=
DCC_ENB=[21]=RW=
Enables Duty Cycle Corrector=
(only for monitoring)=
0 = Enables DCC=
1 = Disables DCC=
0x1=
AFC_ENB=x20]=RW=
Decides=whether AFC is enabled or not (Active-
low)=
0 = Enables AFC=
1 = Disables AFC=
0x0=
RSVD=x19:17]=–=Reserved=0x0=...

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-106  
5.9.1.89 CLK_SRC_TOP0 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x0210, Reset Value = 0x0000_0000 
Name Bit Type Description Reset Value 
RSVD [31:26] –=Reserved=0x0=
MUX_ACLK_300=
_GSCL_SEi=[25]=RW=
Control MUu_ACLK_300=
0== MUX_ACLK_300_GSCL_MIa=
1 = MUX_ACLK_300_GSCL_MID1=
0x0=
MUX_ACLK_300=
_GSCL_MID_SEi=[24]=RW=
Control MUX_ACLK_300_GSCL_MIa=
0== SCLK_MPLL_USER=
1 = SCLK_BPLL_USER=
0x0=
RSVD=[23:21]=–=Reserved=0x0=...

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-107  
5.9.1.90 CLK_SRC_TOP1 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x0214, Reset Value = 0x0000_0000 
Name Bit Type Description Reset Value 
RSVD [31:25] –=Reserved=0x0=
MUX_ACLK_400_=
G3D_SEi=[28]=RW=
Control MUX_ACLK_400_G3D=
0 = MUX_ACLK_400_G3D_MID=
1 = SCLK_GPLi=
0x0=
RSVD=x27:25]=–=Reserved=0x0=
MUX_ACLK_400_=
ISP_SEi=[24]=RW=
Control MUX_ACLK_400_ISP=
0 = SCLK_MPLL_USER=
1 = SCLK_BPLL_USER=
0x0=...

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-108  
5.9.1.91 CLK_SRC_TOP2 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x0218, Reset Value = 0x0000_0000 
Name Bit Type Description Reset Value 
RSVD [31:29] –=Reserved=0x0=
MUX_GPLL _SEi=x28]=RW=
Control MUX_GPLL_USEo=
0 = XXTI=
1 = FOUT_GPLi=
0x0=
RSVD=x27:25]=–=Reserved=0x0=
MUX_BPLL_USEo
_SEL=x24]=RW=
Control MUX_BPLL_USEo=
0 = XXTI=
1 = MOUT_BPLi=
0x0=
RSVD=[23:21]=–=Reserved=0x0=
MUX_MPLL_USEo
_SEL=x20]=RW=
Control...

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-109  
5.9.1.92 CLK_SRC_TOP3 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x021C, Reset Value = 0x0000_0000 
Name Bit Type Description Reset Value 
RSVD [31:25] –=Reserved=0x0=
MUX_ACLK_333=
_SUB_SEL=[24]=RWu=
Control MUX_ACLK_333_SUB=
0 = XXTI=
1 = ACLK_333=
This bit is cleared when MFC power goes off with=
CMU_SYSCLK_MFC_SYS_PWR_REG registers 
SYS_PW R_CFd=bit is 0=
0x0=
RSVD=[23:21]=–=Reserved=0x0=
MUX_ACLK_400=...

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-110  
Name Bit Type Description Reset Value 
with CMU_SYSCLK_DISP1_SYS_PWR_REG 
registers SYS_PWR_CFG bit is 0 
RSVD [5] – Reserved 0x0 
MUX_ACLK_200 
_DISP1_SUB_SEL [4] RWX 
Control MUX_ACLK_200_DISP1_SUB 
0 = XXTI 
1 = ACLK_200_DISP1 
This bit is cleared when DISP1 power goes off 
with CMU_SYSCLK_DISP1_SYS_PWR_REG 
registers SYS_PWR_CFG bit is 0 
0x0 
RSVD [3:0] – Reserved 0x0 
 
  

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-111  
5.9.1.93 CLK_SRC_GSCL 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x0220, Reset Value = 0x0000_0000 
Name Bit Type Description Reset Value 
GSCL_WRAP 
_B_SEL [31:28] RW 
Control MUX_GSCL_WRAP_B, the source clock of 
GSCL_WRAP_B 
0000 = XXTI 
0001 = XXTI 
0010 = SCLK_HDMI24M 
0011 = SCLK_DPTXPHY 
0100 = SCLK_USBHOST20PHY 
0101 = SCLK_HDMIPHY 
0110 = SCLK_MPLL_USER 
0111 = SCLK_EPLL 
1000 = SCLK_VPLL 
1001 = SCLK_CPLL 
Others =...

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-112  
Name Bit Type Description Reset Value 
0010 = SCLK_HDMI24M 
0011 = SCLK_DPTXPHY 
0100 = SCLK_USBHOST20PHY 
0101 = SCLK_HDMIPHY 
0110 = SCLK_MPLL_USER 
0111 = SCLK_EPLL 
1000 = SCLK_VPLL 
1001 = SCLK_CPLL 
Others = Reserved 
RSVD [11:0] – Reserved 0x0 
 
  

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-113  
5.9.1.94 CLK_SRC_DISP1_0 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x022C, Reset Value = 0x0000_0000 
Name Bit Type Description Reset Value 
RSVD [31:21] –=Reserved=0x0=
HDMI_SEL=x20]=RW=
Control MUX_HDMI, the source clock of HDMI link=
0 = SCLK_PIXEL=
1 = SCLK_HDMIPHY=
0x0=
DP1_EXT_MST=
_VID_SEL=x19:1S]=RW=
Control MUX_DP1_EXT_MST_VIa, the source=
clock of=DP1_EXT_MST_VIa=
0000 = XXTf=
0001 = XXTI=
0010 = SCLK_HDMI24M=...

Samsung Confidential  
Exynos 5250_UM 5 Clock Controller 
 5-114  
5.9.1.95 CLK_SRC_MAU 
 Base Address: 0x1002_0000 
 Address = Base Address + 0x0240, Reset Value = 0x0000_0001 
Name Bit Type Description Reset Value 
RSVD [31:4] –=Reserved=0x0=
AUDIO0_SEL=[3:0]=RW=
Control MUX_AUDIO0, the source clock of 
AUDIO0=
0000 = AUDIOCDCLK0=
0001 ==XTIPLL=
0010 ==SCLK_HDMI24M=
0011 = SCLK_DPTXPHY=
0100 ==SCLK_UHOST20PHY=
0101 ==SCLK_HDMIPHY=
0110 = SCLK_MPLL_USEo=
0111 = SCLK_EPLL=
1000 = SCLK_VPLL=
1001==...