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xtensa/esp32s3: Separate address and command flag for QSPI DMA transfer

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Kevin Zhou 2024-08-16 15:55:12 +08:00 committed by Xiang Xiao
parent 6e02f3a31d
commit bf57047429
1 changed files with 10 additions and 5 deletions
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15
arch/xtensa/src/esp32s3/esp32s3_qspi.c
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@ -939,7 +939,7 @@ static int esp32s3_qspi_memory(struct qspi_dev_s *dev,
SPI_FWRITE_DUAL_M |
SPI_FWRITE_OCT_M |
SPI_FWRITE_QUAD_M);
user_reg |= SPI_USR_COMMAND_M | SPI_USR_ADDR_M;
user_reg |= SPI_USR_COMMAND_M;
/* Set command bits and value, and command is always needed */
@ -953,11 +953,16 @@ static int esp32s3_qspi_memory(struct qspi_dev_s *dev,
/* Set address bits and value */
user1_reg &= ~SPI_USR_ADDR_BITLEN_M;
user1_reg |= (meminfo->addrlen * 8 - 1) << SPI_USR_ADDR_BITLEN_S;
if (meminfo->addrlen)
{
user_reg |= SPI_USR_ADDR_M;
regval = meminfo->addr << (32 - meminfo->addrlen * 8);
putreg32(regval, SPI_ADDR_REG(id));
user1_reg &= ~SPI_USR_ADDR_BITLEN_M;
user1_reg |= (meminfo->addrlen * 8 - 1) << SPI_USR_ADDR_BITLEN_S;
regval = meminfo->addr << (32 - meminfo->addrlen * 8);
putreg32(regval, SPI_ADDR_REG(id));
}
/* Set dummy */