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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
commit7e2dc8ed7862ac622b5a59953b679de97001dc83 (patch)
treed2d2cf61a22f5a6404000ee007c5e80bc2d9eca9 /drivers/gpu/drm/sitronix/st7586.c
parenta7e8c9cc3a13baf3dcf9734dd55609aa7ff9a1a0 (diff)
parent4a2b0ed2ac7abe9743e1559d212075a0ebac96b3 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/sitronix/st7586.c')
-rw-r--r--drivers/gpu/drm/sitronix/st7586.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/gpu/drm/sitronix/st7586.c b/drivers/gpu/drm/sitronix/st7586.c
index b57ebf37a664..16b6b4e368af 100644
--- a/drivers/gpu/drm/sitronix/st7586.c
+++ b/drivers/gpu/drm/sitronix/st7586.c
@@ -347,6 +347,12 @@ static int st7586_probe(struct spi_device *spi)
if (ret)
return ret;
+ /*
+ * Override value set by mipi_dbi_spi_init(). This driver is a bit
+ * non-standard, so best to set it explicitly here.
+ */
+ dbi->write_memory_bpw = 8;
+
/* Cannot read from this controller via SPI */
dbi->read_commands = NULL;
@@ -356,15 +362,6 @@ static int st7586_probe(struct spi_device *spi)
if (ret)
return ret;
- /*
- * we are using 8-bit data, so we are not actually swapping anything,
- * but setting mipi->swap_bytes makes mipi_dbi_typec3_command() do the
- * right thing and not use 16-bit transfers (which results in swapped
- * bytes on little-endian systems and causes out of order data to be
- * sent to the display).
- */
- dbi->swap_bytes = true;
-
drm_mode_config_reset(drm);
ret = drm_dev_register(drm, 0);