soc/intel/common/pch: Fix return value documentation for CHIPSET_LOCKDOWN

Fixed according to the declaration in
soc/intel/common/block/include/intelblocks/cfg.h.

Change-Id: I50dbc00806fefda8f4dac8bfa21dc714a9504566
Signed-off-by: Jingle Hsu <jingle_hsu@wiwynn.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59857
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Johnny Lin <Johnny_Lin@wiwynn.com>
Reviewed-by: Jonathan Zhang <jonzhang@fb.com>
Reviewed-by:  Felix Singer <felixsinger@posteo.net>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>

src/soc/intel/common/pch/include/intelpch/lockdown.h

@@ -7,8 +7,8 @@
  * This function will get lockdown config specific to soc.
  *
  * Return values:
- *  0 = CHIPSET_LOCKDOWN_FSP = use FSP's lockdown functionality to lockdown IPs
- *  1 = CHIPSET_LOCKDOWN_COREBOOT = Use coreboot to lockdown IPs
+ *  0 = CHIPSET_LOCKDOWN_COREBOOT = Use coreboot to lockdown IPs
+ *  1 = CHIPSET_LOCKDOWN_FSP = use FSP's lockdown functionality to lockdown IPs
  */
 int get_lockdown_config(void);
 

src/soc/intel/common/pch/lockdown/lockdown.c

@@ -14,8 +14,8 @@
  * This function will get lockdown config specific to soc.
  *
  * Return values:
- *  0 = CHIPSET_LOCKDOWN_FSP = use FSP's lockdown functionality to lockdown IPs
- *  1 = CHIPSET_LOCKDOWN_COREBOOT = Use coreboot to lockdown IPs
+ *  0 = CHIPSET_LOCKDOWN_COREBOOT = Use coreboot to lockdown IPs
+ *  1 = CHIPSET_LOCKDOWN_FSP = use FSP's lockdown functionality to lockdown IPs
  */
 int get_lockdown_config(void)
 {