On Tue, 28 May 2024 at 14:02, Neil Armstrong <neil.armstr...@linaro.org> wrote:
>
> In order to help setup pin configuration for special pins (UFS, SDCard),
> introduce the msm_special_pin_data struct largely inspired from the
> Linux conterpart but with only U-Boot required fields.
>
> This struct is added to the pins_data to allow specifying the special
> pins data for each SoC.
>
> Signed-off-by: Neil Armstrong <neil.armstr...@linaro.org>
> ---
> arch/arm/mach-snapdragon/include/mach/gpio.h | 16 +++++++++++++++-
> 1 file changed, 15 insertions(+), 1 deletion(-)
>
Reviewed-by: Sumit Garg <sumit.g...@linaro.org>
-Sumit
> diff --git a/arch/arm/mach-snapdragon/include/mach/gpio.h
> b/arch/arm/mach-snapdragon/include/mach/gpio.h
> index 53c6ae06490..cc8f405e20b 100644
> --- a/arch/arm/mach-snapdragon/include/mach/gpio.h
> +++ b/arch/arm/mach-snapdragon/include/mach/gpio.h
> @@ -10,11 +10,25 @@
> #include <asm/types.h>
> #include <stdbool.h>
>
> +struct msm_special_pin_data {
> + char *name;
> +
> + u32 ctl_reg;
> + u32 io_reg;
> +
> + unsigned pull_bit:5;
> + unsigned drv_bit:5;
> +
> + unsigned oe_bit:5;
> + unsigned in_bit:5;
> + unsigned out_bit:5;
> +};
> +
> struct msm_pin_data {
> int pin_count;
> const unsigned int *pin_offsets;
> - /* Index of first special pin, these are ignored for now */
> unsigned int special_pins_start;
> + const struct msm_special_pin_data *special_pins_data;
> };
>
> static inline u32 qcom_pin_offset(const unsigned int *offs, unsigned int
> selector)
>
> --
> 2.34.1
>
