Tested all 5 'buses', i2c probe enumerates device addresses on bus 1 and 2.
Note that this uses the tegra_i2c.c driver w/o modification.
Signed-off-by: Tom Warren twarren@nvidia.com --- include/configs/dalmore.h | 9 +++++++++ include/configs/tegra114-common.h | 3 +++ 2 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/include/configs/dalmore.h b/include/configs/dalmore.h index ce32c80..b1a6e34 100644 --- a/include/configs/dalmore.h +++ b/include/configs/dalmore.h @@ -41,6 +41,15 @@ #define CONFIG_MACH_TYPE MACH_TYPE_DALMORE
#define CONFIG_BOARD_EARLY_INIT_F + +/* I2C */ +#define CONFIG_TEGRA_I2C +#define CONFIG_SYS_I2C_INIT_BOARD +#define CONFIG_I2C_MULTI_BUS +#define CONFIG_SYS_MAX_I2C_BUS TEGRA_I2C_NUM_CONTROLLERS +#define CONFIG_SYS_I2C_SPEED 100000 +#define CONFIG_CMD_I2C + #define CONFIG_ENV_IS_NOWHERE
#define MACH_TYPE_DALMORE 4304 /* not yet in mach-types.h */ diff --git a/include/configs/tegra114-common.h b/include/configs/tegra114-common.h index 0033530..c2986d8 100644 --- a/include/configs/tegra114-common.h +++ b/include/configs/tegra114-common.h @@ -76,4 +76,7 @@
#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/tegra114/u-boot-spl.lds"
+/* Total I2C ports on Tegra114 */ +#define TEGRA_I2C_NUM_CONTROLLERS 5 + #endif /* _TEGRA114_COMMON_H_ */