On 2017-01-05 05:10, Phil Reid wrote:
> 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.
>
> Signed-off-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx>
Acked-by: Peter Rosin <peda@xxxxxxxxxx>
Cheers,
peda
> ---
> 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 },
>
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