This article provides the detailed syllabus, paper structure, and strategy for Tamil Literature.
The syllabus covers a vast timeline, including: upsc tamil syllabus
Novels: Landmark works like 'Ponnaeel' or 'Alai Osai' (depending on the current UPSC notification). This article provides the detailed syllabus
Kamba Ramayanam: The artistry of Kamban in the Ayodhya Kandam. Section B: Modern Literature upsc tamil syllabus
While you don't need to be a linguist, a solid grasp of basic Tamil grammar and the history of linguistic changes helps in Paper I.