[PATCH v2] spi: a3700: support BE for AC5 SPI driver
From: Vadym Kochan
Date: Tue Jul 26 2022 - 09:01:38 EST
From: Noam <lnoam@xxxxxxxxxxx>
Signed-off-by: Noam <lnoam@xxxxxxxxxxx>
Tested-by: Raz Adashi <raza@xxxxxxxxxxx>
Reviewed-by: Raz Adashi <raza@xxxxxxxxxxx>
Signed-off-by: Vadym Kochan <vadym.kochan@xxxxxxxxxxx>
---
v2:
#1 added missing SOB for Noam
#2 fix wrong endianess in a3700_spi_fifo_read()
drivers/spi/spi-armada-3700.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi-armada-3700.c b/drivers/spi/spi-armada-3700.c
index d8cc4b270644..9df9fc40b783 100644
--- a/drivers/spi/spi-armada-3700.c
+++ b/drivers/spi/spi-armada-3700.c
@@ -497,7 +497,7 @@ static int a3700_spi_fifo_write(struct a3700_spi *a3700_spi)
while (!a3700_is_wfifo_full(a3700_spi) && a3700_spi->buf_len) {
val = *(u32 *)a3700_spi->tx_buf;
- spireg_write(a3700_spi, A3700_SPI_DATA_OUT_REG, val);
+ spireg_write(a3700_spi, A3700_SPI_DATA_OUT_REG, cpu_to_le32(val));
a3700_spi->buf_len -= 4;
a3700_spi->tx_buf += 4;
}
@@ -519,7 +519,7 @@ static int a3700_spi_fifo_read(struct a3700_spi *a3700_spi)
while (!a3700_is_rfifo_empty(a3700_spi) && a3700_spi->buf_len) {
val = spireg_read(a3700_spi, A3700_SPI_DATA_IN_REG);
if (a3700_spi->buf_len >= 4) {
-
+ val = le32_to_cpu(val);
memcpy(a3700_spi->rx_buf, &val, 4);
a3700_spi->buf_len -= 4;
--
2.17.1