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spi: imx: add i.MX51 ECSPI target mode support

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ECSPI in i.MX51 and i.MX53 support target mode. Current code only support
i.MX53. Remove is_imx53_ecspi() check for target mode to support i.MX51.

Signed-off-by: Carlos Song <carlos.song@nxp.com>
Link: https://patch.msgid.link/20251027110256.543314-1-carlos.song@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Carlos Song
2025-10-27 19:02:56 +08:00
committed by Mark Brown
parent 55d03b5b5b
commit 4e92abd0a1
1 changed files with 4 additions and 5 deletions
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9
drivers/spi/spi-imx.c
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@@ -586,7 +586,7 @@ static int mx51_ecspi_prepare_message(struct spi_imx_data *spi_imx,
* is not functional for imx53 Soc, config SPI burst completed when
* BURST_LENGTH + 1 bits are received
*/
if (spi_imx->target_mode && is_imx53_ecspi(spi_imx))
if (spi_imx->target_mode)
cfg &= ~MX51_ECSPI_CONFIG_SBBCTRL(channel);
else
cfg |= MX51_ECSPI_CONFIG_SBBCTRL(channel);
@@ -674,7 +674,7 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx,
/* Clear BL field and set the right value */
ctrl &= ~MX51_ECSPI_CTRL_BL_MASK;
if (spi_imx->target_mode && is_imx53_ecspi(spi_imx))
if (spi_imx->target_mode)
ctrl |= (spi_imx->target_burst * 8 - 1)
<< MX51_ECSPI_CTRL_BL_OFFSET;
else {
@@ -1367,7 +1367,7 @@ static int spi_imx_setupxfer(struct spi_device *spi,
spi_imx->rx_only = ((t->tx_buf == NULL)
|| (t->tx_buf == spi->controller->dummy_tx));
if (is_imx53_ecspi(spi_imx) && spi_imx->target_mode) {
if (spi_imx->target_mode) {
spi_imx->rx = mx53_ecspi_rx_target;
spi_imx->tx = mx53_ecspi_tx_target;
spi_imx->target_burst = t->len;
@@ -1641,8 +1641,7 @@ static int spi_imx_pio_transfer_target(struct spi_device *spi,
struct spi_imx_data *spi_imx = spi_controller_get_devdata(spi->controller);
int ret = 0;
if (is_imx53_ecspi(spi_imx) &&
transfer->len > MX53_MAX_TRANSFER_BYTES) {
if (transfer->len > MX53_MAX_TRANSFER_BYTES) {
dev_err(&spi->dev, "Transaction too big, max size is %d bytes\n",
MX53_MAX_TRANSFER_BYTES);
return -EMSGSIZE;