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author | Scott Collyer <scollyer@google.com> | 2018-06-27 11:08:05 -0700 |
---|---|---|
committer | chrome-bot <chrome-bot@chromium.org> | 2018-07-03 22:31:02 -0700 |
commit | 797146cb4c63a00a9535ad92fcbb75e65d98d688 (patch) | |
tree | cdeb0742001643bf5cbc76d67159170fd91f0d72 /baseboard/dragonegg/baseboard.c | |
parent | d915b701cae9cd6aca74effbec2b99907d7a06c7 (diff) | |
download | chrome-ec-797146cb4c63a00a9535ad92fcbb75e65d98d688.tar.gz |
DragonEgg: Add I2C pins/alt functions and config table
This CL adds the gpio definitions for I2C pins and the I2C
configuration table.
BRANCH=none
BUG=b:110880394
TEST=make buildall
Change-Id: I9d239573257dbd6a3a3110875b1c970721f73677
Signed-off-by: Scott Collyer <scollyer@google.com>
Reviewed-on: https://chromium-review.googlesource.com/1117361
Commit-Ready: Scott Collyer <scollyer@chromium.org>
Tested-by: Scott Collyer <scollyer@chromium.org>
Reviewed-by: Rachel Nancollas <rachelsn@google.com>
Reviewed-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
Diffstat (limited to 'baseboard/dragonegg/baseboard.c')
-rw-r--r-- | baseboard/dragonegg/baseboard.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/baseboard/dragonegg/baseboard.c b/baseboard/dragonegg/baseboard.c index a38c724559..629da06e42 100644 --- a/baseboard/dragonegg/baseboard.c +++ b/baseboard/dragonegg/baseboard.c @@ -4,3 +4,19 @@ */ /* DragonEgg family-specific configuration */ + +#include "gpio.h" +#include "i2c.h" +#include "util.h" + +/******************************************************************************/ +/* I2C port map configuration */ +/* TODO(b/111125177): Increase these speeds to 400 kHz and verify operation */ +const struct i2c_port_t i2c_ports[] = { + {"eeprom", IT83XX_I2C_CH_A, 100, GPIO_I2C0_SCL, GPIO_I2C0_SDA}, + {"sensor", IT83XX_I2C_CH_B, 100, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, + {"usbc12", IT83XX_I2C_CH_C, 100, GPIO_I2C2_SCL, GPIO_I2C2_SDA}, + {"usbc0", IT83XX_I2C_CH_E, 100, GPIO_I2C4_SCL, GPIO_I2C4_SDA}, + {"power", IT83XX_I2C_CH_F, 100, GPIO_I2C5_SCL, GPIO_I2C5_SDA} +}; +const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); |