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| author | Tom Rini <trini@konsulko.com> | 2023-02-23 17:32:22 -0500 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2023-02-23 17:40:18 -0500 |
| commit | 0024e7f72b689f8c2df731a69e20f47b6f8dc5a7 (patch) | |
| tree | 03da9b68c29df4ffa5c181acca8ce6176636a410 /arch/arm/include/asm/arch-tegra/tegra_i2c.h | |
| parent | 0b58258a33280a536c5b1e5e90dfdf0b5b5852cc (diff) | |
| parent | 5a8fe1ee818e0f8a74fa088f6a3d705a01b6afbe (diff) | |
Merge branch 'master' of https://source.denx.de/u-boot/custodians/u-boot-tegra
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_ */ |