diff options
| author | Julius Werner <jwerner@chromium.org> | 2016-08-01 14:33:26 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-08-09 00:23:10 +0200 |
| commit | 0b2cf172fbf67ebea2dabea59439dfbab2e860c7 (patch) | |
| tree | 1b69cbd270b645103ccd7c705344e661e282bb5c /src | |
| parent | 271a2c2763cac2421630d299937e0b8f3c9e9ea4 (diff) | |
| download | coreboot-0b2cf172fbf67ebea2dabea59439dfbab2e860c7.tar.xz | |
google/gru: Update board/RAM ID ADC values
Looks like our hardware guys have decided to change some voltage ranges
in the Gru/Kevin ADC IDs since we last wrote a table. This patch updates
it to the latest values from the Spreadsheet of Truth. Also adds further
values up to rev15.
BRANCH=none
BUG=none
TEST=none
Change-Id: I1aa093ca3abe952afd658eb7da01b325f798eaa0
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: e42b4685c91f01ce1cff61638b17042be9d575fd
Original-Change-Id: I646fd03dc385df1a8f0af8cb85ff3128cc31f8d8
Original-Signed-off-by: Julius Werner <jwerner@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/365111
Original-Tested-by: Douglas Anderson <dianders@chromium.org>
Original-Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-on: https://review.coreboot.org/16053
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/gru/boardid.c | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/src/mainboard/google/gru/boardid.c b/src/mainboard/google/gru/boardid.c index eb1c3780a2..683ac39fd6 100644 --- a/src/mainboard/google/gru/boardid.c +++ b/src/mainboard/google/gru/boardid.c @@ -20,17 +20,28 @@ /* * ID info: - * ID : Volts : ADC value : Bucket - * == ===== ========= ====== - * 0 : 0.074V: 37.888 : 0 - <=82 - * 1 : 0.211V: 108.032 : 82- <=136 - * 2 : 0.319V: 163.328 : 136-<=191 - * 3 : 0.427V: 218.624 : 191-<=248 - * 4 : 0.542V: 277.504 : 248-<=309 - * 5 : 0.666V: 340.992 : 309-<=370 - * 6 : 0.781V: 399.872 : 370- 512 + * ID : Volts : ADC value : Bucket + * == ===== ========= =========== + * 0 : 0.074V: 42 : 0 - 81 + * 1 : 0.211V: 120 : 82 - 150 + * 2 : 0.319V: 181 : 151 - 211 + * 3 : 0.427V: 242 : 212 - 274 + * 4 : 0.542V: 307 : 275 - 342 + * 5 : 0.666V: 378 : 343 - 411 + * 6 : 0.781V: 444 : 412 - 477 + * 7 : 0.900V: 511 : 478 - 545 + * 8 : 1.023V: 581 : 546 - 613 + * 9 : 1.137V: 646 : 614 - 675 + * 10 : 1.240V: 704 : 676 - 733 + * 11 : 1.343V: 763 : 734 - 795 + * 12 : 1.457V: 828 : 796 - 861 + * 13 : 1.576V: 895 : 862 - 925 + * 14 : 1.684V: 956 : 926 - 989 + * 15 : 1.800V: 1023 : 990 - 1023 */ -static const int id_readings[] = { 82, 136, 191, 248, 309, 370, 512 }; +static const int id_readings[] = { 81, 150, 211, 274, 342, 411, 477, 545, + 613, 675, 733, 795, 861, 925, 989, 1023 }; +_Static_assert(ARRAY_SIZE(id_readings) == 16, "Yo' messed up da table, bruh!"); static int cached_board_id = -1; static int cached_ram_id = -1; @@ -52,8 +63,7 @@ static uint32_t get_index(uint32_t channel, int *cached_id) } } - printk(BIOS_DEBUG, "ERROR: Unmatched ADC reading of %d\n", adc_reading); - return 0; + die("Read impossible value ( > 1023) from 10-bit ADC!"); } uint8_t board_id(void) |