GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

baytrail: gpio: add configs for PU/PD functional pins 

Pull-ups and pull-downs can be active on functional pins. Add configs
for these options so they can be specified on board GPIO maps.

TEST=Manual on bayleybay. Verify that platform boots to payload load.
BUG=chrome-os-partner:22863

Change-Id: Ie4f77d8ce812f086cc8fe5a6bfcac59669f56f92
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/172766
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/5209
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
This commit is contained in:
Shawn Nematbakhsh 2013-10-11 12:39:48 -07:00 committed by Aaron Durbin
parent b3b008a9b6
commit 82e7d956ef
1 changed files with 25 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

62
src/soc/intel/baytrail/baytrail/gpio.h
View File

@ -187,47 +187,35 @@
.io_sel = GPIO_DIR_OUTPUT, \ .io_sel = GPIO_DIR_OUTPUT, \
.gp_lvl = GPIO_LEVEL_HIGH } .gp_lvl = GPIO_LEVEL_HIGH }
#define GPIO_FUNC0 \ /* Define no-pull / PU / PD configs for each functional config option */
#define _GPIO_FUNC(_func, _pu, _str) \
{ .use_sel = GPIO_USE_PAD, \ { .use_sel = GPIO_USE_PAD, \
.pad_conf0 = PAD_FUNC0 | PAD_CONFIG0_DEFAULT, \ .pad_conf0 = PAD_FUNC##_func | PAD_PU_##_pu | PAD_PU_##_str | \
PAD_CONFIG0_DEFAULT, \
.pad_conf1 = PAD_CONFIG1_DEFAULT, \ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
.pad_val = PAD_VAL_DEFAULT } .pad_val = PAD_VAL_DEFAULT }
#define GPIO_FUNC1 \ #define GPIO_FUNC0 _GPIO_FUNC(0, DISABLE, 10K)
{ .use_sel = GPIO_USE_PAD, \ #define GPIO_FUNC0_PU_10K _GPIO_FUNC(0, UP, 10K)
.pad_conf0 = PAD_FUNC1 | PAD_CONFIG0_DEFAULT, \ #define GPIO_FUNC0_PD_10K _GPIO_FUNC(0, DOWN, 10K)
.pad_conf1 = PAD_CONFIG1_DEFAULT, \ #define GPIO_FUNC1 _GPIO_FUNC(1, DISABLE, 10K)
.pad_val = PAD_VAL_DEFAULT } #define GPIO_FUNC1_PU_10K _GPIO_FUNC(1, UP, 10K)
#define GPIO_FUNC1_PD_10K _GPIO_FUNC(1, DOWN, 10K)
#define GPIO_FUNC2 \ #define GPIO_FUNC2 _GPIO_FUNC(2, DISABLE, 10K)
{ .use_sel = GPIO_USE_PAD, \ #define GPIO_FUNC2_PU_10K _GPIO_FUNC(2, UP, 10K)
.pad_conf0 = PAD_FUNC2 | PAD_CONFIG0_DEFAULT, \ #define GPIO_FUNC2_PD_10K _GPIO_FUNC(2, DOWN, 10K)
.pad_conf1 = PAD_CONFIG1_DEFAULT, \ #define GPIO_FUNC3 _GPIO_FUNC(3, DISABLE, 10K)
.pad_val = PAD_VAL_DEFAULT } #define GPIO_FUNC3_PU_10K _GPIO_FUNC(3, UP, 10K)
#define GPIO_FUNC3_PD_10K _GPIO_FUNC(3, DOWN, 10K)
#define GPIO_FUNC3 \ #define GPIO_FUNC4 _GPIO_FUNC(4, DISABLE, 10K)
{ .use_sel = GPIO_USE_PAD, \ #define GPIO_FUNC4_PU_10K _GPIO_FUNC(4, UP, 10K)
.pad_conf0 = PAD_FUNC3 | PAD_CONFIG0_DEFAULT, \ #define GPIO_FUNC4_PD_10K _GPIO_FUNC(4, DOWN, 10K)
.pad_conf1 = PAD_CONFIG1_DEFAULT, \ #define GPIO_FUNC5 _GPIO_FUNC(5, DISABLE, 10K)
.pad_val = PAD_VAL_DEFAULT } #define GPIO_FUNC5_PU_10K _GPIO_FUNC(5, UP, 10K)
#define GPIO_FUNC5_PD_10K _GPIO_FUNC(5, DOWN, 10K)
#define GPIO_FUNC4 \ #define GPIO_FUNC6 _GPIO_FUNC(6, DISABLE, 10K)
{ .use_sel = GPIO_USE_PAD, \ #define GPIO_FUNC6_PU_10K _GPIO_FUNC(6, UP, 10K)
.pad_conf0 = PAD_FUNC4 | PAD_CONFIG0_DEFAULT, \ #define GPIO_FUNC6_PD_10K _GPIO_FUNC(6, DOWN, 10K)
.pad_conf1 = PAD_CONFIG1_DEFAULT, \
.pad_val = PAD_VAL_DEFAULT }
#define GPIO_FUNC5 \
{ .use_sel = GPIO_USE_PAD, \
.pad_conf0 = PAD_FUNC5 | PAD_CONFIG0_DEFAULT, \
.pad_conf1 = PAD_CONFIG1_DEFAULT, \
.pad_val = PAD_VAL_DEFAULT }
#define GPIO_FUNC6 \
{ .use_sel = GPIO_USE_PAD, \
.pad_conf0 = PAD_FUNC6 | PAD_CONFIG0_DEFAULT, \
.pad_conf1 = PAD_CONFIG1_DEFAULT, \
.pad_val = PAD_VAL_DEFAULT }
/* End marker */ /* End marker */
#define GPIO_LIST_END 0xffffffff #define GPIO_LIST_END 0xffffffff