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mb/lenovo/t400/blc.c: Add a new panel to the list 

Also adds a comment in the code to clarify what this array is about.

Change-Id: I04b185a5dbd7a7ccb039820f19d2cb549b9a2eac
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/22809
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
This commit is contained in:
Arthur Heymans 2017-12-10 19:24:17 +01:00
parent 82049cb850
commit cda1c4a521
1 changed files with 5 additions and 0 deletions
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src/mainboard/lenovo/t400/blc.c
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@ -17,6 +17,10 @@
#include <commonlib/helpers.h> #include <commonlib/helpers.h>
#include <northbridge/intel/gm45/gm45.h> #include <northbridge/intel/gm45/gm45.h>
/*
* This contains a list of panel IDs and a known well working
* backlight PWM frequency.
*/
static const struct blc_pwm_t blc_entries[] = { static const struct blc_pwm_t blc_entries[] = {
/* Vendor BIOS seems to intend to set PWM freq at 220Hz */ /* Vendor BIOS seems to intend to set PWM freq at 220Hz */
/* T400 */ /* T400 */
@ -32,6 +36,7 @@ static const struct blc_pwm_t blc_entries[] = {
{"LTN154P2-L05", 110}, {"LTN154P2-L05", 110},
{"LTN154P3-L02", 110}, {"LTN154P3-L02", 110},
{"LTN154X3-L02", 110}, {"LTN154X3-L02", 110},
{"LTN154U2-L05", 110},
}; };
int get_blc_values(const struct blc_pwm_t **entries) int get_blc_values(const struct blc_pwm_t **entries)