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authorDino Li <Dino.Li@ite.com.tw>2017-12-11 12:02:16 +0800
committerchrome-bot <chrome-bot@chromium.org>2017-12-12 01:05:29 -0800
commita7c08b257fff5420a584d0d8ac5529efcc111403 (patch)
tree546556c2eab3e64550df7adbb4e24e6cde0c6eb6 /board/it83xx_evb
parent552ca1ec4982db07a42e6d974a9f12a50a4dbc1c (diff)
downloadchrome-ec-a7c08b257fff5420a584d0d8ac5529efcc111403.tar.gz
it83xx: adc: add support ADC13-16
IT8320 can support extra four ADC channels (ADC13-16). BRANCH=none BUG=none TEST=Run console command 'adc' and check the results. Change-Id: Ia9a259f54fa28d43dc0050c6e20885c0b3914f9c Signed-off-by: Dino Li <Dino.Li@ite.com.tw> Reviewed-on: https://chromium-review.googlesource.com/808125 Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Diffstat (limited to 'board/it83xx_evb')
-rw-r--r--board/it83xx_evb/board.c8
-rw-r--r--board/it83xx_evb/board.h4
2 files changed, 10 insertions, 2 deletions
diff --git a/board/it83xx_evb/board.c b/board/it83xx_evb/board.c
index 2a4da1e126..cd0b9ff1e4 100644
--- a/board/it83xx_evb/board.c
+++ b/board/it83xx_evb/board.c
@@ -244,8 +244,12 @@ DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);
/* ADC channels. Must be in the exactly same order as in enum adc_channel. */
const struct adc_t adc_channels[] = {
/* Convert to mV (3000mV/1024). */
- {"ADC_VBUSSA", 3000, 1024, 0, 0}, /*GPI0*/
- {"ADC_VBUSSB", 3000, 1024, 0, 1}, /*GPI1*/
+ {"ADC_VBUSSA", 3000, 1024, 0, CHIP_ADC_CH0}, /* GPI0, ADC0 */
+ {"ADC_VBUSSB", 3000, 1024, 0, CHIP_ADC_CH1}, /* GPI1, ADC1 */
+ {"ADC_EVB_CH_13", 3000, 1024, 0, CHIP_ADC_CH13}, /* GPL0, ADC13 */
+ {"ADC_EVB_CH_14", 3000, 1024, 0, CHIP_ADC_CH14}, /* GPL1, ADC14 */
+ {"ADC_EVB_CH_15", 3000, 1024, 0, CHIP_ADC_CH15}, /* GPL2, ADC15 */
+ {"ADC_EVB_CH_16", 3000, 1024, 0, CHIP_ADC_CH16}, /* GPL3, ADC16 */
};
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
diff --git a/board/it83xx_evb/board.h b/board/it83xx_evb/board.h
index 3c7f73ae3f..ec809aa350 100644
--- a/board/it83xx_evb/board.h
+++ b/board/it83xx_evb/board.h
@@ -77,6 +77,10 @@ enum pwm_channel {
enum adc_channel {
ADC_VBUSSA,
ADC_VBUSSB,
+ ADC_EVB_CH_13,
+ ADC_EVB_CH_14,
+ ADC_EVB_CH_15,
+ ADC_EVB_CH_16,
/* Number of ADC channels */
ADC_CH_COUNT
};