spi/topcliff: Typo fix threhold to threshold

Signed-off-by: NJustin P. Mattock <justinmattock@gmail.com>
Signed-off-by: NGrant Likely <grant.likely@secretlab.ca>

drivers/spi/spi_topcliff_pch.c

@@ -677,7 +677,7 @@ static void pch_spi_set_ir(struct pch_spi_data *data)
 {
 	/* enable interrupts */
 	if ((data->bpw_len) > PCH_MAX_FIFO_DEPTH) {
-		/* set receive threhold to PCH_RX_THOLD */
+		/* set receive threshold to PCH_RX_THOLD */
 		pch_spi_setclr_reg(data->master, PCH_SPCR,
 				   PCH_RX_THOLD << SPCR_RFIC_FIELD,
 				   ~MASK_RFIC_SPCR_BITS);
@@ -685,7 +685,7 @@ static void pch_spi_set_ir(struct pch_spi_data *data)
 		pch_spi_setclr_reg(data->master, PCH_SPCR,
 				   SPCR_RFIE_BIT | SPCR_FIE_BIT, 0);
 	} else {
-		/* set receive threhold to maximum */
+		/* set receive threshold to maximum */
 		pch_spi_setclr_reg(data->master, PCH_SPCR,
 				   PCH_RX_THOLD_MAX << SPCR_TFIC_FIELD,
 				   ~MASK_TFIC_SPCR_BITS);