diff options
| author | Nico Huber <nico.huber@secunet.com> | 2020-01-06 17:42:45 +0100 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2020-09-06 21:41:33 +0000 |
| commit | 2a16331f8c5030c0ca02749abac481acad4c1b64 (patch) | |
| tree | 577e729bd3056b7fb4b1fa5885e6292407c72061 /src/drivers | |
| parent | 2d28c4cff4de4ae286918e78204d43340f764ea4 (diff) | |
soc/intel/apl: Add panel power and backlight configuration
Change-Id: Id8892ac7aafce1006831e2d9f2806919f5950756
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40694
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/intel/gma/i915_reg.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/drivers/intel/gma/i915_reg.h b/src/drivers/intel/gma/i915_reg.h index b4face49fb..0f3b3d0e49 100644 --- a/src/drivers/intel/gma/i915_reg.h +++ b/src/drivers/intel/gma/i915_reg.h @@ -1673,6 +1673,33 @@ #define BLM_PCH_POLARITY (1 << 29) #define BLC_PWM_PCH_CTL2 0xc8254 +#define UTIL_PIN_CTL 0x48400 +#define UTIL_PIN_ENABLE (1 << 31) + +#define UTIL_PIN_PIPE(x) ((x) << 29) +#define UTIL_PIN_PIPE_MASK (3 << 29) +#define UTIL_PIN_MODE_PWM (1 << 24) +#define UTIL_PIN_MODE_MASK (0xf << 24) +#define UTIL_PIN_POLARITY (1 << 22) + +/* BXT backlight register definition. */ +#define _BXT_BLC_PWM_CTL1 0xC8250 +#define BXT_BLC_PWM_ENABLE (1 << 31) +#define BXT_BLC_PWM_POLARITY (1 << 29) +#define _BXT_BLC_PWM_FREQ1 0xC8254 +#define _BXT_BLC_PWM_DUTY1 0xC8258 + +#define _BXT_BLC_PWM_CTL2 0xC8350 +#define _BXT_BLC_PWM_FREQ2 0xC8354 +#define _BXT_BLC_PWM_DUTY2 0xC8358 + +#define BXT_BLC_PWM_CTL(controller) _PIPE(controller, \ + _BXT_BLC_PWM_CTL1, _BXT_BLC_PWM_CTL2) +#define BXT_BLC_PWM_FREQ(controller) _PIPE(controller, \ + _BXT_BLC_PWM_FREQ1, _BXT_BLC_PWM_FREQ2) +#define BXT_BLC_PWM_DUTY(controller) _PIPE(controller, \ + _BXT_BLC_PWM_DUTY1, _BXT_BLC_PWM_DUTY2) + /* TV port control */ #define TV_CTL 0x68000 /** Enables the TV encoder */ |