Connect MIPI I2C pins to EMIO for test purpose.

designs/vivado/scalp_mipi/2020.2/src/constrs/scalp_mipi.xdc

@@ -162,9 +162,11 @@ set_property IOSTANDARD LVCMOS25 [get_ports LVDS2V5Bottom6NxSIO]
 # Camera SDA
 set_property PACKAGE_PIN R5 [get_ports LVDS2V5Bottom5PxSIO]
 set_property IOSTANDARD LVCMOS25 [get_ports LVDS2V5Bottom5PxSIO]
+set_property PULLTYPE PULLUP [get_ports LVDS2V5Bottom5PxSIO]
 # Camera SCL
 set_property PACKAGE_PIN R4 [get_ports LVDS2V5Bottom5NxSIO]
 set_property IOSTANDARD LVCMOS25 [get_ports LVDS2V5Bottom5NxSIO]
+set_property PULLTYPE PULLUP [get_ports LVDS2V5Bottom5NxSIO]
 # Camera LP_CLK_P
 set_property PACKAGE_PIN R3 [get_ports LVDS2V5Bottom4PxSIO]
 set_property IOSTANDARD LVCMOS25 [get_ports LVDS2V5Bottom4PxSIO]

designs/vivado/scalp_mipi/2020.2/src/hdl/scalp_mipi.vhd

@@ -190,16 +190,16 @@ entity scalp_mipi is
         -- LVDS2V5Top7PxSIO    : inout std_logic;
         -- LVDS2V5Top7NxSIO    : inout std_logic;
         -- Bottom
---        LVDS2V5Bottom0PxSIO : in    std_logic; -- Camera HS_LANE0_P
---        LVDS2V5Bottom0NxSIO : in    std_logic; -- Camera HS_LANE0_N
---        LVDS2V5Bottom1PxSIO : in    std_logic; -- Camera LP_LANE0_P
---        LVDS2V5Bottom1NxSIO : in    std_logic; -- Camera LP_LANE0_N
---        LVDS2V5Bottom2PxSIO : in    std_logic; -- Camera HS_LANE1_P
---        LVDS2V5Bottom2NxSIO : in    std_logic; -- Camera HS_LANE1_N
---        LVDS2V5Bottom3PxSIO : in    std_logic; -- Camera LP_LANE1_P
---        LVDS2V5Bottom3NxSIO : in    std_logic; -- Camera LP_LANE1_N
---        LVDS2V5Bottom4PxSIO : in    std_logic; -- Camera LP_CLK_P
---        LVDS2V5Bottom4NxSIO : in    std_logic; -- Camera LP_CLK_N
+        LVDS2V5Bottom0PxSIO : in    std_logic; -- Camera HS_LANE0_P
+        LVDS2V5Bottom0NxSIO : in    std_logic; -- Camera HS_LANE0_N
+        LVDS2V5Bottom1PxSIO : in    std_logic; -- Camera LP_LANE0_P
+        LVDS2V5Bottom1NxSIO : in    std_logic; -- Camera LP_LANE0_N
+        LVDS2V5Bottom2PxSIO : in    std_logic; -- Camera HS_LANE1_P
+        LVDS2V5Bottom2NxSIO : in    std_logic; -- Camera HS_LANE1_N
+        LVDS2V5Bottom3PxSIO : in    std_logic; -- Camera LP_LANE1_P
+        LVDS2V5Bottom3NxSIO : in    std_logic; -- Camera LP_LANE1_N
+        LVDS2V5Bottom4PxSIO : in    std_logic; -- Camera LP_CLK_P
+        LVDS2V5Bottom4NxSIO : in    std_logic; -- Camera LP_CLK_N
         LVDS2V5Bottom5PxSIO : inout std_logic; -- Camera I2C SDA
         LVDS2V5Bottom5NxSIO : inout std_logic; -- Camera I2C SCL
         LVDS2V5Bottom6PxSIO : inout std_logic; -- Camera GPIO_BTA
@@ -214,7 +214,7 @@ entity scalp_mipi is
         Led22V5GxSO        : out   std_logic;
         Led22V5BxSO        : out   std_logic;
         -- Self reset (connected to PS_SRSTB)
-        SelfRstxRNO        : out   std_logic);
+        SelfRstxRNO        : out   std_logic;
     -- Clocks from PLLs (connected to MRCC pins)
     -- Local
     -- PLLClk2V5LocalPxCI  : in    std_logic;
@@ -256,13 +256,14 @@ entity scalp_mipi is
     -- Clk2V5TopPxCO       : out   std_logic;
     -- Clk2V5TopNxCO       : out   std_logic;
     -- -- Bottom
---    Clk2V5BottomPxCI    : in    std_logic; -- Camera HS_CLK_P
---    Clk2V5BottomNxCI    : in    std_logic  -- Camera HS_CLK_N
+    Clk2V5BottomPxCI    : in    std_logic; -- Camera HS_CLK_P
+    Clk2V5BottomNxCI    : in    std_logic  -- Camera HS_CLK_N
     -- Clk2V5BottomPxCO    : out   std_logic;
     -- Clk2V5BottomNxCO    : out   std_logic;
     -- -- Recovery
     -- Clk2V5RecoveryPxCO  : out   std_logic;
-    -- Clk2V5RecoveryNxCO  : out   std_logic);
+    -- Clk2V5RecoveryNxCO  : out   std_logic
+    );
 
 end scalp_mipi;
 
@@ -429,11 +430,15 @@ begin
             Led22V5BxAS : Led22V5BxSO <= RgbLedsCtrlPortxD(5);
 
             -- Camera I2C SDA tri-state buffer
-            LVDS2V5Bottom5PxSIO <= I2c1SdaOxS when I2c1SdaTxS='0' else 'Z';
-            I2c1SdaIxS  <= LVDS2V5Bottom5PxSIO;
+--            LVDS2V5Bottom5PxSIO <= I2c1SdaOxS when I2c1SdaTxS='0' else 'Z';
+--            I2c1SdaIxS  <= LVDS2V5Bottom5PxSIO;
+            LVDS2V5Bottom5PxSIO <= GPIO0OxD(2) when GPIO0TxD(2)='0' else 'Z';
+            GPIO0IxD(2)  <= LVDS2V5Bottom5PxSIO;
             -- Camera I2C SCL tri-state buffer
-            LVDS2V5Bottom5NxSIO <= I2c1SclOxS when I2c1SclTxS='0' else 'Z';
-            I2c1SclIxS  <= LVDS2V5Bottom5NxSIO;
+--            LVDS2V5Bottom5NxSIO <= I2c1SclOxS when I2c1SclTxS='0' else 'Z';
+--            I2c1SclIxS  <= LVDS2V5Bottom5NxSIO;
+            LVDS2V5Bottom5NxSIO <= GPIO0OxD(3) when GPIO0TxD(3)='0' else 'Z';
+            GPIO0IxD(3)  <= LVDS2V5Bottom5NxSIO;
             -- Camera PWUP tri-state buffer (GPIO0_4)
             LVDS2V5Bottom6NxSIO <=  GPIO0OxD(4) when  GPIO0TxD(4)='0' else 'Z';
             GPIO0IxD(4)  <= LVDS2V5Bottom6NxSIO;