On Thu, 17 Mar 2022 22:54:00 -0500 Samuel Holland samuel@sholland.org wrote:
The pinmux command uses this function to display pinmux status.
Since the driver cannot map pin numbers to a list of supported functions, only functions which are common across all pins can be reported by name.
Signed-off-by: Samuel Holland samuel@sholland.org
I can surely live with that drawback:
Reviewed-by: Andre Przywara andre.przywara@arm.com
Cheers, Andre
(no changes since v1)
drivers/pinctrl/sunxi/pinctrl-sunxi.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+)
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index 6ea8245c8e..4e453cec54 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -82,6 +82,32 @@ static int sunxi_pinctrl_pinmux_set(struct udevice *dev, uint pin_selector, return 0; }
+static int sunxi_pinctrl_get_pin_muxing(struct udevice *dev, uint pin_selector,
char *buf, int size)+{
- struct sunxi_pinctrl_plat *plat = dev_get_plat(dev);
- int bank = pin_selector / SUNXI_GPIOS_PER_BANK;
- int pin = pin_selector % SUNXI_GPIOS_PER_BANK;
- int mux = sunxi_gpio_get_cfgbank(plat->base + bank, pin);
- switch (mux) {
- case SUNXI_GPIO_INPUT:
strlcpy(buf, "gpio input", size);break;- case SUNXI_GPIO_OUTPUT:
strlcpy(buf, "gpio output", size);break;- case SUNXI_GPIO_DISABLE:
strlcpy(buf, "disabled", size);break;- default:
snprintf(buf, size, "function %d", mux);break;- }
- return 0;
+}
static const struct pinctrl_ops sunxi_pinctrl_ops = { .get_pins_count = sunxi_pinctrl_get_pins_count, .get_pin_name = sunxi_pinctrl_get_pin_name, @@ -89,6 +115,7 @@ static const struct pinctrl_ops sunxi_pinctrl_ops = { .get_function_name = sunxi_pinctrl_get_function_name, .pinmux_set = sunxi_pinctrl_pinmux_set, .set_state = pinctrl_generic_set_state,
- .get_pin_muxing = sunxi_pinctrl_get_pin_muxing,
};
static int sunxi_pinctrl_bind(struct udevice *dev)