diff options
Diffstat (limited to 'src/soc/rockchip')
| -rw-r--r-- | src/soc/rockchip/rk3399/romstage.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/rockchip/rk3399/romstage.c b/src/soc/rockchip/rk3399/romstage.c index 8adaa7cef6..ccf42b9b5f 100644 --- a/src/soc/rockchip/rk3399/romstage.c +++ b/src/soc/rockchip/rk3399/romstage.c @@ -79,12 +79,24 @@ static void init_dvs_outputs(void) */ duty_ns = 2860; /* 0.9v */ + /* TODO: Clean all this up, implement proper pwm_regulator driver. */ if (IS_ENABLED(CONFIG_BOARD_GOOGLE_KEVIN)) { id = board_id(); if (id <= 2) duty_ns = 1906; /* 1.1v */ else if (id == 3) duty_ns = 2621; /* 0.95v */ + else if (id >= 6) { + /* GPU: 3337 * (12043 - 9000) / (12043 - 7984) = 2501 */ + pwm_init(0, 3337, 2501); + /* BIG: 3337 * (12837 - 9000) / (12837 - 7985) = 2638 */ + pwm_init(1, 3337, 2638); + /* LIT: 3337 * (12807 - 9000) / (12807 - 8009) = 2647 */ + pwm_init(2, 3337, 2647); + /* CTR: 3337 * (10507 - 9500) / (10507 - 7996) = 1338 */ + pwm_init(3, 3337, 1338); + return; + } } for (i = 0; i < 4; i++) |