The spec for the pca954x was missing. This chip is the same as the pca9540
except that it has interrupt lines. While the i2c_device_id table mapped
the pca9542 to the pca9540 definition the compatible table did not. In
preparation for irq support add the pca9542 definition.
Acked-by: Peter Rosin <peda@xxxxxxxxxx>
Signed-off-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx>
---
drivers/i2c/muxes/i2c-mux-pca954x.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/i2c/muxes/i2c-mux-pca954x.c b/drivers/i2c/muxes/i2c-mux-pca954x.c
index dd18b9c..bbf088e 100644
--- a/drivers/i2c/muxes/i2c-mux-pca954x.c
+++ b/drivers/i2c/muxes/i2c-mux-pca954x.c
@@ -84,6 +84,11 @@ struct pca954x {
.enable = 0x4,
.muxtype = pca954x_ismux,
},
+ [pca_9542] = {
+ .nchans = 2,
+ .enable = 0x4,
+ .muxtype = pca954x_ismux,
+ },
[pca_9543] = {
.nchans = 2,
.muxtype = pca954x_isswi,
@@ -110,7 +115,7 @@ struct pca954x {
static const struct i2c_device_id pca954x_id[] = {
{ "pca9540", pca_9540 },
- { "pca9542", pca_9540 },
+ { "pca9542", pca_9542 },
{ "pca9543", pca_9543 },
{ "pca9544", pca_9544 },
{ "pca9545", pca_9545 },
@@ -124,7 +129,7 @@ struct pca954x {
#ifdef CONFIG_ACPI
static const struct acpi_device_id pca954x_acpi_ids[] = {
{ .id = "PCA9540", .driver_data = pca_9540 },
- { .id = "PCA9542", .driver_data = pca_9540 },
+ { .id = "PCA9542", .driver_data = pca_9542 },
{ .id = "PCA9543", .driver_data = pca_9543 },
{ .id = "PCA9544", .driver_data = pca_9544 },
{ .id = "PCA9545", .driver_data = pca_9545 },
--
1.8.3.1
--
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