diff options
| author | Julius Werner <jwerner@chromium.org> | 2017-12-14 18:03:45 -0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2017-12-20 16:43:04 +0000 |
| commit | 916fc80b69a5273fd9c8ddb1a2dd403840ce6af2 (patch) | |
| tree | 94ff3ff6efacdb2e925720063a0581035e8b9e21 /src | |
| parent | 2d26a369102c120d5174aba63df610f5703b4f06 (diff) | |
| download | coreboot-916fc80b69a5273fd9c8ddb1a2dd403840ce6af2.tar.xz | |
google/gru: Prettify strapping ID ADC table
This patch shifts some comments around to make it easier to replace
values in the ADC strapping bucket table with compile-time conditionals.
Change-Id: Ic51917d3961a51d4e725ff824fb59aeefe149855
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/22890
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: David Schneider <dnschneid@chromium.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/gru/boardid.c | 43 |
1 files changed, 20 insertions, 23 deletions
diff --git a/src/mainboard/google/gru/boardid.c b/src/mainboard/google/gru/boardid.c index af56f1d66a..6d186480b1 100644 --- a/src/mainboard/google/gru/boardid.c +++ b/src/mainboard/google/gru/boardid.c @@ -19,29 +19,26 @@ #include <stdlib.h> #include <soc/saradc.h> -/* - * ID info: - * 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[] = { 81, 150, 211, 274, 342, 411, 477, 545, - 613, 675, 733, 795, 861, 925, 989, 1023 }; +static const int id_readings[] = { +/* ID : Volts : ADC value : Bucket */ +/* == ===== ========= ========== */ +/* 0 : 0.074V: 42 : 0 - 81 */ 81, +/* 1 : 0.211V: 120 : 82 - 150 */ 150, +/* 2 : 0.319V: 181 : 151 - 211 */ 211, +/* 3 : 0.427V: 242 : 212 - 274 */ 274, +/* 4 : 0.542V: 307 : 275 - 342 */ 342, +/* 5 : 0.666V: 378 : 343 - 411 */ 411, +/* 6 : 0.781V: 444 : 412 - 477 */ 477, +/* 7 : 0.900V: 511 : 478 - 545 */ 545, +/* 8 : 1.023V: 581 : 546 - 613 */ 613, +/* 9 : 1.137V: 646 : 614 - 675 */ 675, +/* 10 : 1.240V: 704 : 676 - 733 */ 733, +/* 11 : 1.343V: 763 : 734 - 795 */ 795, +/* 12 : 1.457V: 828 : 796 - 861 */ 861, +/* 13 : 1.576V: 895 : 862 - 925 */ 925, +/* 14 : 1.684V: 956 : 926 - 989 */ 989, +/* 15 : 1.800V: 1023 : 990 - 1023 */ 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; |