Here is the full list of all 48 Uncharted: Drake's Fortune trophies - there are 36 bronze, 8 silver, 3 gold and 1 platinum.
Platinum
Finish the game in Crushing Mode
Finish the game in Hard Mode
Find all 60 treasures
Kill 30 enemies with the M79
Find 55 treasures
Kill 50 enemies with the Micro - 9mm
Kill 20 enemies melee-attacking from behind
Kill three enemies with one explosion five times
Kill three enemies with one explosion
Kill 10 enemies with grenades by aiming while hanging from a ledge
Kill 20 enemies with Mk-NDI grenades
Kill five enemies in a row with a brutal combo
Finish the game in Normal Mode
Finish the game in Easy Mode
Kill 50 enemies with the M4
Kill 50 enemies with the SAS - 12
Kill 50 enemies with the 92FS - 9mm
Find 50 treasures
Kill 30 enemies with the MP40
Kill 50 enemies with the Moss - 12
Find 45 treasures
Find 40 treasures
Kill 20 enemies with the Desert - 5
Kill 30 enemies with the Dragon Sniper
Find 35 treasures
Find 30 treasures
Kill 10 enemies by aiming while hanging from a ledge
Kill 20 enemies with a brutal combo
Find 25 treasures
Kill 20 enemies with the Wes - 44
Kill 100 enemies with headshots
Find 20 treasures
Find the Strange Relic
Kill 50 enemies with the PM - 9mm
Kill 50 enemies with the AK-47
Find 15 treasures
Kill five enemies with a brutal combo
Kill 20 enemies by shooting from the hip (without aiming with the L1 button)
Kill five enemies in a row with a single punch, after softening them up with gunfire
Kill 50 enemies in a row without dying
Kill five enemies with a single punch, after softening them up with gunfire
Kill 30 enemies with headshots
Find 10 treasures
Kill 10 enemies with headshots
Find five treasures
Find one treasure
Kill five enemies in a row with headshots