diff options
Diffstat (limited to 'arch/arm/include/asm/arch-tegra')
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/clock.h | 21 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/crypto.h | 47 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/sys_proto.h | 6 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra/tegra_i2c.h | 17 |
4 files changed, 91 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-tegra/clock.h b/arch/arm/include/asm/arch-tegra/clock.h index 1dd5d0742c..61ef81e7fe 100644 --- a/arch/arm/include/asm/arch-tegra/clock.h +++ b/arch/arm/include/asm/arch-tegra/clock.h @@ -271,6 +271,19 @@ void clock_ll_start_uart(enum periph_id periph_id); int clock_decode_periph_id(struct udevice *dev); /** + * Get periph clock id and its parent from device tree. + * + * This works by looking up the peripheral's 'clocks' node and reading out + * the second and fourth cells, which are the peripheral and PLL clock numbers. + * + * @param dev udevice associated with FDT node + * @param clk_id pointer to int array of 2 values + * first is periph clock, second is + * its PLL parent according to FDT. + */ +int clock_decode_pair(struct udevice *dev, int *clk_id); + +/** * Checks if the oscillator bypass is enabled (XOBP bit) * * Return: 1 if bypass is enabled, 0 if not @@ -354,6 +367,14 @@ int get_periph_clock_source(enum periph_id periph_id, */ enum periph_id clk_id_to_periph_id(int clk_id); +/* + * Convert a device tree clock ID to our PLL ID. + * + * @param clk_id Clock ID according to tegra device tree binding + * Return: clock ID, or CLOCK_ID_NONE if the clock ID is invalid + */ +enum clock_id clk_id_to_pll_id(int clk_id); + /** * Set the output frequency you want for each PLL clock. * PLL output frequencies are programmed by setting their N, M and P values. diff --git a/arch/arm/include/asm/arch-tegra/crypto.h b/arch/arm/include/asm/arch-tegra/crypto.h new file mode 100644 index 0000000000..7646163b97 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra/crypto.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * (C) Copyright 2010 - 2011 NVIDIA Corporation <www.nvidia.com> + */ + +#ifndef _CRYPTO_H_ +#define _CRYPTO_H_ + +/** + * Sign a block of data + * + * \param source Source data + * \param length Size of source data + * \param signature Destination address for signature, AES_KEY_LENGTH bytes + */ +int sign_data_block(u8 *source, unsigned int length, u8 *signature); + +/** + * Sign an encrypted block of data + * + * \param source Source data + * \param length Size of source data + * \param signature Destination address for signature, AES_KEY_LENGTH bytes + * \param key AES128 encryption key + */ +int sign_enc_data_block(u8 *source, unsigned int length, u8 *signature, u8 *key); + +/** + * Encrypt a block of data + * + * \param source Source data + * \param length Size of source data + * \param key AES128 encryption key + */ +int encrypt_data_block(u8 *source, unsigned int length, u8 *key); + +/** + * Decrypt a block of data + * + * \param source Source data + * \param length Size of source data + * \param key AES128 encryption key + */ +int decrypt_data_block(u8 *source, unsigned int length, u8 *key); + +#endif /* #ifndef _CRYPTO_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/sys_proto.h b/arch/arm/include/asm/arch-tegra/sys_proto.h index c3a2673e6c..566666a9a0 100644 --- a/arch/arm/include/asm/arch-tegra/sys_proto.h +++ b/arch/arm/include/asm/arch-tegra/sys_proto.h @@ -31,4 +31,10 @@ int tegra_lcd_pmic_init(int board_id); */ int nvidia_board_init(void); +/** + * nvidia_board_late_init() - perform any board-specific + * init on late stages + */ +void nvidia_board_late_init(void); + #endif 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_ */ |