diff options
Diffstat (limited to 'include/configs/socfpga_common.h')
| -rw-r--r-- | include/configs/socfpga_common.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h index 83a1bcd..f7b314d 100644 --- a/include/configs/socfpga_common.h +++ b/include/configs/socfpga_common.h @@ -141,6 +141,33 @@ #define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 /* FIXME -- SPL only? */ #endif + /* + * I2C support + */ +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_DW +#define CONFIG_SYS_I2C_BUS_MAX 4 +#define CONFIG_SYS_I2C_BASE SOCFPGA_I2C0_ADDRESS +#define CONFIG_SYS_I2C_BASE1 SOCFPGA_I2C1_ADDRESS +#define CONFIG_SYS_I2C_BASE2 SOCFPGA_I2C2_ADDRESS +#define CONFIG_SYS_I2C_BASE3 SOCFPGA_I2C3_ADDRESS +/* Using standard mode which the speed up to 100Kb/s */ +#define CONFIG_SYS_I2C_SPEED 100000 +#define CONFIG_SYS_I2C_SPEED1 100000 +#define CONFIG_SYS_I2C_SPEED2 100000 +#define CONFIG_SYS_I2C_SPEED3 100000 +/* Address of device when used as slave */ +#define CONFIG_SYS_I2C_SLAVE 0x02 +#define CONFIG_SYS_I2C_SLAVE1 0x02 +#define CONFIG_SYS_I2C_SLAVE2 0x02 +#define CONFIG_SYS_I2C_SLAVE3 0x02 +#ifndef __ASSEMBLY__ +/* Clock supplied to I2C controller in unit of MHz */ +unsigned int cm_get_l4_sp_clk_hz(void); +#define IC_CLK (cm_get_l4_sp_clk_hz() / 1000000) +#endif +#define CONFIG_CMD_I2C + /* * Serial Driver */ |