/* our configuration - DPLL Video inactive */

-bash-3.2# ./dss_clockdumps.sh 


=====================DSS clock script===================
Dumps internal clocks and muxes of DSS

CTRL_CORE_DSS_PLL_CONTROL (0x4a002538) = 0x000002AB
video1 PLL :  Disabled
video2 PLL :  Disabled
HDMI   PLL :  Enabled
DSI1_A_CLK mux : DPLL HDMI
DSI1_B_CLK mux : DPLL video2
DSI1_C_CLK mux : DPLL Video1

DSS_CTRL (0x58000040) = 0x00010000
 2: LCD1 clk switch :  DSS clk
 3: LCD2 clk switch :  DSS clk
10: LCD3 clk switch :  DSS clk
 1: func clk switch :  DSS clk
13: DPI1 output     :  LCD1

DSS_STATUS (0x5800005C) = 0x01408A81

DSI_CLK_CTRL (0x58004054) = 0x00000001

CM_DSS_CLKSTCTRL (0x4A009100) = 0x00040B03

CM_DSS_DSS_CLKCTRL (0x4A009120) = 0x00000702

========================================================
Register dump for DPLL hdmi
|----------------------------|
| Address (hex) | Data (hex) |
|----------------------------|
| 0x58040200    | 0x00000018 |
| 0x58040204    | 0x00000003 |
| 0x58040208    | 0x00000000 |
| 0x5804020C    | 0x00030A0E |
| 0x58040210    | 0x00602004 |
| 0x58040214    | 0x00001000 |
| 0x58040218    | 0x00000000 |
| 0x5804021C    | 0x00000000 |
| 0x58040220    | 0x00058106 |
|----------------------------|
Details for DPLL hdmi
PLL status  :  Locked
M4 hsdiv(1) :  inactive
M5 hsdiv(2) :  inactive
M6 hsdiv(3) :  inactive
M7 hsdiv(4) :  inactive

PLL_REGM   =  389
PLL_REGN   =  7
M4 DIV     =  0
M6 DIV     =  0
M7 DIV     =  0
PLL_REGM2  =  1
PLL_REGM_F =  1
PLL_SD  =  4
HDMI_SSC_CONFIGURATION1(should be zero) 0x00000000
HDMI_SSC_CONFIGURATION2(should be zero) 0x00000000

Clock calculations (DPLL hdmi)
sysclk = 20000000
CLKOUT = sysclk * REGM / (REGM2 * (REGN + 1)) = 972500000

========================================================
Clock O/P of MUXes
DPLL PER H12 Output 69000000
CM_DIV_H12_DPLL_PER (0x4A00815C) = 0x0000020B

DSI1_A_CLK :  972500000
DSI1_B_CLK :  0
DSI1_C_CLK :  0

DISPC_DIVISOR (0x58001804) = 0x00010001

 2: LCD1 clk :  69000000
 3: LCD2 clk :  69000000
10: LCD3 clk :  69000000
 1: func clk :  69000000

LCD1 logic clk(/ 1 ) :  69000000  pix clk(/ 1 ) :  69000000
LCD2 logic clk(/ 1 ) :  69000000  pix clk(/ 1 ) :  69000000
LCD3 logic clk(/ 4 ) :  17250000  pix clk(/ 1 ) :  17250000