diff options
Diffstat (limited to 'arch/arm/include/asm/arch-tegra/tegra_i2c.h')
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/tegra_i2c.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-tegra/tegra_i2c.h b/arch/arm/include/asm/arch-tegra/tegra_i2c.h index c49f43251d..afec6bbdda 100644 --- a/arch/arm/include/asm/arch-tegra/tegra_i2c.h +++ b/arch/arm/include/asm/arch-tegra/tegra_i2c.h @@ -8,6 +8,7 @@ #ifndef _TEGRA_I2C_H_ #define _TEGRA_I2C_H_ +#include <asm/io.h> #include <asm/types.h> struct udevice; @@ -154,4 +155,20 @@ struct i2c_ctlr { */ int tegra_i2c_get_dvc_bus(struct udevice **busp); +/* Pre-dm section used for initial setup of PMIC */ +#define I2C_SEND_2_BYTES 0x0A02 + +static inline void tegra_i2c_ll_write(uint addr, uint data) +{ + struct i2c_ctlr *reg = (struct i2c_ctlr *)TEGRA_DVC_BASE; + + writel(addr, ®->cmd_addr0); + writel(0x2, ®->cnfg); + + writel(data, ®->cmd_data1); + writel(I2C_SEND_2_BYTES, ®->cnfg); +} + +void pmic_enable_cpu_vdd(void); + #endif /* _TEGRA_I2C_H_ */ |