diff --git a/drivers/st/clk/stm32mp1_clk.c b/drivers/st/clk/stm32mp1_clk.c
index aa5db6f..c9c3c5f 100644
--- a/drivers/st/clk/stm32mp1_clk.c
+++ b/drivers/st/clk/stm32mp1_clk.c
@@ -2049,7 +2049,7 @@
 
 		stm32mp1_pll_start(i);
 	}
-	/* Wait and start PLLs ouptut when ready */
+	/* Wait and start PLLs output when ready */
 	for (i = (enum stm32mp1_pll_id)0; i < _PLL_NB; i++) {
 		if (!pllcfg_valid[i]) {
 			continue;
diff --git a/drivers/st/crypto/stm32_pka.c b/drivers/st/crypto/stm32_pka.c
index 5dfad9a..1e7c42c 100644
--- a/drivers/st/crypto/stm32_pka.c
+++ b/drivers/st/crypto/stm32_pka.c
@@ -695,7 +695,7 @@
 	mmio_setbits_32(base + _PKA_CLRFR, _PKA_IT_PROCEND);
 
 out:
-	/* Disable PKA (will stop all pending proccess and reset RAM) */
+	/* Disable PKA (will stop all pending process and reset RAM) */
 	pka_disable(base);
 
 	return ret;
diff --git a/drivers/st/ddr/stm32mp1_ddr.c b/drivers/st/ddr/stm32mp1_ddr.c
index 4719e1e..27d8b2c 100644
--- a/drivers/st/ddr/stm32mp1_ddr.c
+++ b/drivers/st/ddr/stm32mp1_ddr.c
@@ -755,7 +755,7 @@
 	stm32mp1_ddrphy_idone_wait(priv->phy);
 
 	/*
-	 * 12. set back registers in step 8 to the orginal values if desidered
+	 * 12. set back registers in step 8 to the original values if desidered
 	 */
 	stm32mp1_refresh_restore(priv->ctl, config->c_reg.rfshctl3,
 				 config->c_reg.pwrctl);