Commit f12352f3 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Linus Walleij
Browse files

pinctrl: cy8c95x0: Implement ->pin_dbg_show() 



The introduced callback ->pin_dbg_show() is useful for debugging.

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: default avatarPatrick Rudolph <patrick.rudolph@9elements.com>
Link: https://lore.kernel.org/r/20220902182650.83098-12-andriy.shevchenko@linux.intel.com


Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent c3e40952

drivers/pinctrl/pinctrl-cy8c95x0.c

+32 −8
Original line number Diff line number Diff line
@@ -1021,25 +1021,49 @@ static int cy8c95x0_pinctrl_get_group_pins(struct pinctrl_dev *pctldev, 
	return 0;

}



static const char *cy8c95x0_get_fname(unsigned int selector)

{

	if (selector == 0)

		return "gpio";

	else

		return "pwm";

}



static void cy8c95x0_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s,

				  unsigned int pin)

{

	struct cy8c95x0_pinctrl *chip = pinctrl_dev_get_drvdata(pctldev);

	DECLARE_BITMAP(mask, MAX_LINE);

	DECLARE_BITMAP(pwm, MAX_LINE);



	bitmap_zero(mask, MAX_LINE);

	__set_bit(pin, mask);



	if (cy8c95x0_read_regs_mask(chip, CY8C95X0_PWMSEL, pwm, mask)) {

		seq_puts(s, "not available");

		return;

	}



	seq_printf(s, "MODE:%s", cy8c95x0_get_fname(test_bit(pin, pwm)));

}



static const struct pinctrl_ops cy8c95x0_pinctrl_ops = {

	.get_groups_count = cy8c95x0_pinctrl_get_groups_count,

	.get_group_name = cy8c95x0_pinctrl_get_group_name,

	.get_group_pins = cy8c95x0_pinctrl_get_group_pins,

	.dt_node_to_map = pinconf_generic_dt_node_to_map_pin,

	.dt_free_map = pinconf_generic_dt_free_map,

	.pin_dbg_show = cy8c95x0_pin_dbg_show,

};



static int cy8c95x0_get_functions_count(struct pinctrl_dev *pctldev)

static const char *cy8c95x0_get_functions_name(struct pinctrl_dev *pctldev, unsigned int selector)

{

	return 2;

	return cy8c95x0_get_fname(selector);

}



static const char *cy8c95x0_get_fname(struct pinctrl_dev *pctldev, unsigned int selector)

static int cy8c95x0_get_functions_count(struct pinctrl_dev *pctldev)

{

	if (selector == 0)

		return "gpio";

	else

		return "pwm";

	return 2;

}



static int cy8c95x0_get_groups(struct pinctrl_dev *pctldev, unsigned int selector,
@@ -1088,7 +1112,7 @@ static int cy8c95x0_set_mux(struct pinctrl_dev *pctldev, unsigned int selector, 


static const struct pinmux_ops cy8c95x0_pmxops = {

	.get_functions_count = cy8c95x0_get_functions_count,

	.get_function_name = cy8c95x0_get_fname,

	.get_function_name = cy8c95x0_get_functions_name,

	.get_function_groups = cy8c95x0_get_groups,

	.set_mux = cy8c95x0_set_mux,

	.strict = true,