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[update][lhal] update lhal

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* update lhal api comments
* add cam driver
* add efuse driver
* add iso11898 driver
This commit is contained in:
jzlv 2022-12-21 20:20:33 +08:00
parent 185805cbbe
commit a77b0dc866
60 changed files with 8782 additions and 429 deletions
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113
drivers/lhal/include/bflb_i2c.h
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@ -3,6 +3,14 @@
#include "bflb_core.h"
/** @addtogroup LHAL
* @{
*/
/** @addtogroup I2C
* @{
*/
/* Bit definitions for the flags field in struct bflb_i2c_msg_s
*
* START/STOP Rules:
@ -40,13 +48,6 @@
#define I2C_M_NOSTOP 0x0040 /* Message should not end with a STOP */
#define I2C_M_NOSTART 0x0080 /* Message should not begin with a START */
/* I2C bus speed */
#define I2C_SPEED_STANDARD 100000 /* Standard speed (100Khz) */
#define I2C_SPEED_FAST 400000 /* Fast speed (400Khz) */
#define I2C_SPEED_FAST_PLUS 1000000 /* Fast+ speed ( 1Mhz) */
#define I2C_SPEED_HIGH 3400000 /* High speed (3.4Mhz) */
/** @defgroup I2C_INTSTS i2c interrupt status definition
* @{
*/
@ -63,20 +64,25 @@
/** @defgroup I2C_INTCLR i2c interrupt clear definition
* @{
*/
#define I2C_INTCLR_END (1 << 0) /* Transfer end interrupt */
#define I2C_INTCLR_NACK (1 << 3) /* NACK interrupt */
#define I2C_INTCLR_ARB (1 << 4) /* Arbitration lost interrupt */
#define I2C_INTCLR_END (1 << 0) /* Transfer end interrupt */
#define I2C_INTCLR_NACK (1 << 3) /* NACK interrupt */
#define I2C_INTCLR_ARB (1 << 4) /* Arbitration lost interrupt */
/**
* @}
*/
/* I2C interrupt type */
#define I2C_INT_END (1 << 0) /* Transfer end interrupt */
#define I2C_INT_TX_FIFO (1 << 1) /* TX FIFO ready interrupt */
#define I2C_INT_RX_FIFO (1 << 2) /* RX FIFO ready interrupt */
#define I2C_INT_NACK (1 << 3) /* NACK interrupt */
#define I2C_INT_ARB (1 << 4) /* Arbitration lost interrupt */
#define I2C_INT_FER (1 << 5) /* TX/RX FIFO error interrupt */
/** @defgroup I2C_INTEN i2c interrupt enable definition
* @{
*/
#define I2C_INTEN_END (1 << 0) /* Transfer end interrupt */
#define I2C_INTEN_TX_FIFO (1 << 1) /* TX FIFO ready interrupt */
#define I2C_INTEN_RX_FIFO (1 << 2) /* RX FIFO ready interrupt */
#define I2C_INTEN_NACK (1 << 3) /* NACK interrupt */
#define I2C_INTEN_ARB (1 << 4) /* Arbitration lost interrupt */
#define I2C_INTEN_FER (1 << 5) /* TX/RX FIFO error interrupt */
/**
* @}
*/
/**
* @brief I2C message structure
@ -97,19 +103,92 @@ struct bflb_i2c_msg_s {
extern "C" {
#endif
/**
* @brief Initialize i2c.
*
* @param [in] dev device handle
* @param [in] frequency i2c frequency, range from 305Hz to 400KHz
*/
void bflb_i2c_init(struct bflb_device_s *dev, uint32_t frequency);
/**
* @brief Deinitialize i2c.
*
* @param [in] dev device handle
*/
void bflb_i2c_deinit(struct bflb_device_s *dev);
/**
* @brief Enable i2c tx dma.
*
* @param [in] dev device handle
* @param [in] enable true means enable, otherwise disable.
*/
void bflb_i2c_link_txdma(struct bflb_device_s *dev, bool enable);
/**
* @brief Enable i2c rx dma.
*
* @param [in] dev device handle
* @param [in] enable true means enable, otherwise disable.
*/
void bflb_i2c_link_rxdma(struct bflb_device_s *dev, bool enable);
/**
* @brief Start transferring i2c message.
*
* @param [in] dev device handle
* @param [in] msgs pointer to i2c message
* @param [in] count message count
* @return A negated errno value on failure.
*/
int bflb_i2c_transfer(struct bflb_device_s *dev, struct bflb_i2c_msg_s *msgs, int count);
/**
* @brief Enable or disable i2c interrupt.
*
* @param [in] dev device handle
* @param [in] int_type interrupt type ,use @ref I2C_INTEN
* @param [in] mask true means disable, false means enable
*/
void bflb_i2c_int_mask(struct bflb_device_s *dev, uint32_t int_type, bool mask);
/**
* @brief Clear i2c interrupt status.
*
* @param [in] dev device handle
* @param [in] int_clear clear value, use @ref I2C_INTCLR
*/
void bflb_i2c_int_clear(struct bflb_device_s *dev, uint32_t int_clear);
/**
* @brief Get i2c interrupt status.
*
* @param [in] dev device handle
* @return interrupt status value, use @ref I2C_INTSTS
*/
uint32_t bflb_i2c_get_intstatus(struct bflb_device_s *dev);
/**
* @brief Control i2c feature.
*
* @param [in] dev device handle
* @param [in] cmd feature command
* @param [in] arg user data
* @return A negated errno value on failure.
*/
int bflb_i2c_feature_control(struct bflb_device_s *dev, int cmd, size_t arg);
#ifdef __cplusplus
}
#endif
/**
* @}
*/
/**
* @}
*/
#endif