Add information on pin configuration used for pinmux command.
Signed-off-by: Patrick Delaunay patrick.delaunay@st.com ---
Changes in v2: None
drivers/pinctrl/pinctrl-stmfx.c | 32 +++++++++++++++++++++++++++++++- 1 file changed, 31 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/pinctrl-stmfx.c b/drivers/pinctrl/pinctrl-stmfx.c index 1d326ecf17..c2ea82770e 100644 --- a/drivers/pinctrl/pinctrl-stmfx.c +++ b/drivers/pinctrl/pinctrl-stmfx.c @@ -358,6 +358,34 @@ static const char *stmfx_pinctrl_get_pin_name(struct udevice *dev, return pin_name; }
+static const char *stmfx_pinctrl_get_pin_conf(struct udevice *dev, + unsigned int pin, int func) +{ + int pupd, type; + + type = stmfx_conf_get_type(dev, pin); + if (type < 0) + return ""; + + if (func == GPIOF_OUTPUT) { + if (type) + return "drive-open-drain"; + else + return ""; /* default: push-pull*/ + } + if (!type) + return ""; /* default: bias-disable*/ + + pupd = stmfx_conf_get_pupd(dev, pin); + if (pupd < 0) + return ""; + + if (pupd) + return "bias-pull-up"; + else + return "bias-pull-down"; +} + static int stmfx_pinctrl_get_pin_muxing(struct udevice *dev, unsigned int selector, char *buf, int size) @@ -369,7 +397,9 @@ static int stmfx_pinctrl_get_pin_muxing(struct udevice *dev, if (func < 0) return func;
- snprintf(buf, size, "%s", func == GPIOF_INPUT ? "input" : "output"); + snprintf(buf, size, "%s ", func == GPIOF_INPUT ? "input" : "output"); + + strncat(buf, stmfx_pinctrl_get_pin_conf(dev, selector, func), size);
return 0; }