fix(tree): correct some typos

found using codespell (https://github.com/codespell-project/codespell).

Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Change-Id: I1bfa797e3460adddeefa916bb68e22beddaf6373
diff --git a/plat/rockchip/rk3288/drivers/pmu/pmu.c b/plat/rockchip/rk3288/drivers/pmu/pmu.c
index d6d7098..085976c 100644
--- a/plat/rockchip/rk3288/drivers/pmu/pmu.c
+++ b/plat/rockchip/rk3288/drivers/pmu/pmu.c
@@ -288,7 +288,7 @@
 	/*
 	 * We communicate with the bootrom to active the cpus other
 	 * than cpu0, after a blob of initialize code, they will
-	 * stay at wfe state, once they are actived, they will check
+	 * stay at wfe state, once they are activated, they will check
 	 * the mailbox:
 	 * sram_base_addr + 4: 0xdeadbeaf
 	 * sram_base_addr + 8: start address for pc
diff --git a/plat/rockchip/rk3288/drivers/soc/soc.c b/plat/rockchip/rk3288/drivers/soc/soc.c
index 36f410b..2316fbe 100644
--- a/plat/rockchip/rk3288/drivers/soc/soc.c
+++ b/plat/rockchip/rk3288/drivers/soc/soc.c
@@ -216,7 +216,7 @@
 
 	/*
 	 * Maybe the HW needs some times to reset the system,
-	 * so we do not hope the core to excute valid codes.
+	 * so we do not hope the core to execute valid codes.
 	 */
 	while (1)
 		;