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bdk: i2c: optimize packet mode functions

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- Allow xfer packet to send up to 20 bytes before receiving
- Remove interrupt use since it's only polling
- Check proper status for TX finish.
This commit is contained in:
CTCaer
2026-02-20 00:32:36 +02:00
parent 304cb0c571
commit 0815ae9c58
2 changed files with 59 additions and 67 deletions
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2
bdk/soc/i2c.h
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@@ -28,7 +28,7 @@
#define I2C_6 5
void i2c_init(u32 i2c_idx);
int i2c_xfer_packet(u32 i2c_idx, u8 *buf, u32 size, u32 dev_addr, u32 reg);
int i2c_xfer_packet(u32 i2c_idx, u32 dev_addr, const u8 *tx_buf, u32 tx_size, u8 *rx_buf, u32 rx_size);
int i2c_send_buf_big(u32 i2c_idx, u32 dev_addr, const u8 *buf, u32 size);
int i2c_recv_buf_big(u8 *buf, u32 size, u32 i2c_idx, u32 dev_addr, u32 reg);
int i2c_send_buf_small(u32 i2c_idx, u32 dev_addr, u32 reg, const u8 *buf, u32 size);