[PATCH v3 4/8] mux: sparx5: Add Sparx5 SPI mux driver
Lars Povlsen
lars.povlsen at microchip.com
Thu Jul 2 07:33:29 EDT 2020
Lars Povlsen writes:
> The Sparx5 mux driver may be used to control selecting between two
> alternate SPI bus segments connected to the SPI controller
> (spi-dw-mmio).
>
> Signed-off-by: Lars Povlsen <lars.povlsen at microchip.com>
> ---
> drivers/mux/Makefile | 2 +
> drivers/mux/sparx5-spi.c | 138 +++++++++++++++++++++++++++++++++++++++
> 2 files changed, 140 insertions(+)
> create mode 100644 drivers/mux/sparx5-spi.c
>
...
> +
> +#define SPARX5_MAX_CS 16
> +
> +struct mux_sparx5 {
> + struct regmap *syscon;
> + u8 bus[SPARX5_MAX_CS];
> + int cur_bus;
> +};
Yeah, "cur_bus" is a leftover. I'll remove it.
--
Lars Povlsen,
Microchip
More information about the linux-arm-kernel
mailing list