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| author | Sue Chen <sue.chen@quanta.corp-partner.google.com> | 2021-08-24 17:22:13 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-08-27 15:06:12 +0000 |
| commit | 5df9a840bca8bd9cc9bb0b0131a23046760ac4d4 (patch) | |
| tree | d4c3b3150cc51bbfe15014770ea62c20b177470a | |
| parent | 8b25b53ed917fa93bd496e5839fc1c69d9ef4728 (diff) | |
| download | chrome-ec-5df9a840bca8bd9cc9bb0b0131a23046760ac4d4.tar.gz | |
Tomato: read C1 VBUS voltage from rt1718s
For ADC_VBUS only for C0 VBUS voltage, C1 VBUS voltage should
be read from rt1718s internal VBUS ADC.
BUG=b:196001868
BRANCH=none
TEST=show correct C1 vbus voltage on tomato
Signed-off-by: Sue Chen <sue.chen@quanta.corp-partner.google.com>
Change-Id: I6c90386e083a480ffaeacd7739d4ddebe0bd8e1e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3114326
Commit-Queue: Ting Shen <phoenixshen@chromium.org>
Reviewed-by: Ting Shen <phoenixshen@chromium.org>
| -rw-r--r-- | baseboard/cherry/baseboard.c | 18 | ||||
| -rw-r--r-- | baseboard/cherry/baseboard.h | 1 |
2 files changed, 19 insertions, 0 deletions
diff --git a/baseboard/cherry/baseboard.c b/baseboard/cherry/baseboard.c index d6ccab1fab..36f6adb1f8 100644 --- a/baseboard/cherry/baseboard.c +++ b/baseboard/cherry/baseboard.c @@ -629,3 +629,21 @@ __override int board_pd_set_frs_enable(int port, int enable) /* Use write instead of update to save 1 i2c read in FRS path */ return rt1718s_write8(port, RT1718S_GPIO3_CTRL, value); } + +__override int board_get_vbus_voltage(int port) +{ + int voltage = 0; + + switch (port) { + case 0: + voltage = adc_read_channel(ADC_VBUS); + break; + case 1: + rt1718s_get_adc(port, RT1718S_ADC_VBUS1, &voltage); + break; + default: + return 0; + } + + return voltage; +} diff --git a/baseboard/cherry/baseboard.h b/baseboard/cherry/baseboard.h index 21ad6a5e5c..05292fa851 100644 --- a/baseboard/cherry/baseboard.h +++ b/baseboard/cherry/baseboard.h @@ -148,6 +148,7 @@ #define CONFIG_USB_PD_TCPMV2 #define CONFIG_USB_PD_TRY_SRC #define CONFIG_USB_PD_VBUS_DETECT_PPC +#define CONFIG_USB_PD_VBUS_MEASURE_BY_BOARD #define CONFIG_USB_PID 0x5054 #define CONFIG_USB_POWER_DELIVERY |