fel: add support for R528/T113s

This SoC is using the same die as the RISC-V D1, but we don't support
non-ARM yet. The memory map and peripherals (watchdog) are very similar
to the V853, also the BROM enabled the instruction cache, so requires
the same I cache hack.

Signed-off-by: Andre Przywara <osp@andrep.de>

soc_info.c

@@ -409,6 +409,18 @@ soc_info_t soc_info_table[] = {
 		.sid_offset   = 0x200,
 		.icache_fix   = true,
 		.watchdog     = &wd_v853_compat,
+	},{
+		.soc_id       = 0x1859, /* Allwinner D1/D1s/R528/T113-S3 */
+		.name         = "R528",
+		.spl_addr     = 0x20000,
+		.scratch_addr = 0x21000,
+		.thunk_addr   = 0x3a200, .thunk_size = 0x200,
+		.swap_buffers = v831_sram_swap_buffers,
+		.sram_size    = 160 * 1024,
+		.sid_base     = 0x03006000,
+		.sid_offset   = 0x200,
+		.icache_fix   = true,
+		.watchdog     = &wd_v853_compat,
 	},{
 		.swap_buffers = NULL /* End of the table */
 	}