diff options
Diffstat (limited to 'zephyr/projects/corsola/src/krabby/charger_workaround.c')
-rw-r--r-- | zephyr/projects/corsola/src/krabby/charger_workaround.c | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/zephyr/projects/corsola/src/krabby/charger_workaround.c b/zephyr/projects/corsola/src/krabby/charger_workaround.c index 3001327ed8..07a4379737 100644 --- a/zephyr/projects/corsola/src/krabby/charger_workaround.c +++ b/zephyr/projects/corsola/src/krabby/charger_workaround.c @@ -3,12 +3,22 @@ * found in the LICENSE file. */ +#include <zephyr/sys/util.h> + #include "charger.h" #include "driver/charger/rt9490.h" #include "hooks.h" #include "i2c.h" #include "system.h" +/* + * This workaround and the board id checks only apply to krabby and early + * tentacruel devices. + * Newer project should have all of these fixed. + */ +BUILD_ASSERT(IS_ENABLED(CONFIG_BOARD_KRABBY) || + IS_ENABLED(CONFIG_BOARD_TENTACRUEL)); + static void enter_hidden_mode(void) { i2c_write8(chg_chips[CHARGER_SOLO].i2c_port, @@ -42,10 +52,10 @@ static void ibus_adc_workaround(void) /* b/214880220#comment44: lock i2c at 400khz */ static void i2c_speed_workaround(void) { - /* - * This workaround can be applied to all version of RT9490 in our cases - * no need to identify chip version. - */ + if (system_get_board_version() >= 3) { + return; + } + enter_hidden_mode(); /* Set to Auto mode, default run at 400kHz */ i2c_write8(chg_chips[CHARGER_SOLO].i2c_port, @@ -55,14 +65,6 @@ static void i2c_speed_workaround(void) chg_chips[CHARGER_SOLO].i2c_addr_flags, 0xF7, 0x14); } -static void pwm_freq_workaround(void) -{ - /* Reduce SW freq from 1.5MHz to 1MHz - * for 10% higher current rating b/215294785 - */ - rt9490_enable_pwm_1mhz(CHARGER_SOLO, true); -} - static void eoc_deglitch_workaround(void) { if (system_get_board_version() != 1) { @@ -75,11 +77,24 @@ static void eoc_deglitch_workaround(void) RT9490_REG_ADD_CTRL0, RT9490_TD_EOC, MASK_CLR); } +static void disable_safety_timer(void) +{ + if (system_get_board_version() >= 2) { + return; + } + /* Disable charge timer */ + i2c_write8(chg_chips[CHARGER_SOLO].i2c_port, + chg_chips[CHARGER_SOLO].i2c_addr_flags, + RT9490_REG_SAFETY_TMR_CTRL, + RT9490_EN_TRICHG_TMR | RT9490_EN_PRECHG_TMR | + RT9490_EN_FASTCHG_TMR); +} + static void board_rt9490_workaround(void) { ibus_adc_workaround(); i2c_speed_workaround(); - pwm_freq_workaround(); eoc_deglitch_workaround(); + disable_safety_timer(); } DECLARE_HOOK(HOOK_INIT, board_rt9490_workaround, HOOK_PRIO_DEFAULT); |