On Mon, Nov 8, 2021 at 1:58 PM Patrick Venture <vent...@google.com> wrote:
> Adds support for the 2 channel pca9543 i2c switch.
>
> Signed-off-by: Patrick Venture <vent...@google.com>
> ---
> hw/i2c/i2c_mux_pca954x.c | 12 ++++++++++++
> include/hw/i2c/i2c_mux_pca954x.h | 1 +
> 2 files changed, 13 insertions(+)
>
> diff --git a/hw/i2c/i2c_mux_pca954x.c b/hw/i2c/i2c_mux_pca954x.c
> index 847c59921c..36a5c8cb31 100644
> --- a/hw/i2c/i2c_mux_pca954x.c
> +++ b/hw/i2c/i2c_mux_pca954x.c
> @@ -29,6 +29,7 @@
>
> #define PCA9548_CHANNEL_COUNT 8
> #define PCA9546_CHANNEL_COUNT 4
> +#define PCA9543_CHANNEL_COUNT 2
>
> /*
> * struct Pca954xChannel - The i2c mux device will have N of these states
> @@ -203,6 +204,12 @@ static void pca954x_channel_class_init(ObjectClass
> *klass, void *data)
> dc->desc = "Pca954x Channel";
> }
>
> +static void pca9543_class_init(ObjectClass *klass, void *data)
> +{
> + Pca954xClass *s = PCA954X_CLASS(klass);
> + s->nchans = PCA9543_CHANNEL_COUNT;
> +}
> +
> static void pca9546_class_init(ObjectClass *klass, void *data)
> {
> Pca954xClass *s = PCA954X_CLASS(klass);
> @@ -268,6 +275,11 @@ static const TypeInfo pca954x_info[] = {
> .class_init = pca954x_class_init,
> .abstract = true,
> },
> + {
> + .name = TYPE_PCA9543,
> + .parent = TYPE_PCA954X,
> + .class_init = pca9543_class_init,
> + },
> {
> .name = TYPE_PCA9546,
> .parent = TYPE_PCA954X,
> diff --git a/include/hw/i2c/i2c_mux_pca954x.h
> b/include/hw/i2c/i2c_mux_pca954x.h
> index 8aaf9bbc39..91e2ffd0a2 100644
> --- a/include/hw/i2c/i2c_mux_pca954x.h
> +++ b/include/hw/i2c/i2c_mux_pca954x.h
> @@ -3,6 +3,7 @@
>
> #include "hw/i2c/i2c.h"
>
> +#define TYPE_PCA9543 "pca9543"
> #define TYPE_PCA9546 "pca9546"
> #define TYPE_PCA9548 "pca9548"
>
> --
> 2.34.0.rc0.344.g81b53c2807-goog
>
> Friendly ping. The patch itself is trivial, but let me know if I've
submitted it incorrectly since I also maintain this device.
-Patrick
