34  * Exposes pinmux module to pinctrl-compatible interface
66 	{ -1, 0 }
72     bus_space_read_2((sc)->sc_bst, (sc)->sc_bsh, (reg))
74     bus_space_write_2((sc)->sc_bst, (sc)->sc_bsh, (reg), (val))
76     bus_space_read_4((sc)->sc_bst, (sc)->sc_bsh, (reg))
78     bus_space_write_4((sc)->sc_bst, (sc)->sc_bsh, (reg), (val))
81  *	ti_padconf_devmap - Array of pins, should be defined one per SoC
90  *	ti_pinmux_padconf_from_name - searches the list of pads and returns entry
102 	padconf = ti_pinmux_dev->padconf;  in ti_pinmux_padconf_from_name()
103 	while (padconf->ballname != NULL) {  in ti_pinmux_padconf_from_name()
104 		if (strcmp(ballname, padconf->ballname) == 0)  in ti_pinmux_padconf_from_name()
113  *	ti_pinmux_padconf_set_internal - sets the muxmode and state for a pad/pin
135 	reg_val = (uint16_t)(state & ti_pinmux_dev->padconf_sate_mask);  in ti_pinmux_padconf_set_internal()
139 		if ((padconf->muxmodes[mode] != NULL) &&  in ti_pinmux_padconf_set_internal()
140 		    (strcmp(padconf->muxmodes[mode], muxmode) == 0)) {  in ti_pinmux_padconf_set_internal()
152 	reg_val |= (uint16_t)(mode & ti_pinmux_dev->padconf_muxmode_mask);  in ti_pinmux_padconf_set_internal()
155 		device_printf(sc->sc_dev, "setting internal %x for %s\n",  in ti_pinmux_padconf_set_internal()
157 	/* write the register value (16-bit writes) */  in ti_pinmux_padconf_set_internal()
158 	ti_pinmux_write_2(sc, padconf->reg_off, reg_val);  in ti_pinmux_padconf_set_internal()
164  *	ti_pinmux_padconf_set - sets the muxmode and state for a pad/pin
194  *	ti_pinmux_padconf_get - gets the muxmode and state for a pad/pin
222 	/* read the register value (16-bit reads) */  in ti_pinmux_padconf_get()
223 	reg_val = ti_pinmux_read_2(ti_pinmux_sc, padconf->reg_off);  in ti_pinmux_padconf_get()
227 		*state = (reg_val & ti_pinmux_dev->padconf_sate_mask);  in ti_pinmux_padconf_get()
231 		*muxmode = padconf->muxmodes[(reg_val & ti_pinmux_dev->padconf_muxmode_mask)];  in ti_pinmux_padconf_get()
237  *	ti_pinmux_padconf_set_gpiomode - converts a pad to GPIO mode.
238  *	@gpio: the GPIO pin number (0-195)
251 ti_pinmux_padconf_set_gpiomode(uint32_t gpio, unsigned int state)  in ti_pinmux_padconf_set_gpiomode()  argument
259 	/* find the gpio pin in the padconf array */  in ti_pinmux_padconf_set_gpiomode()
260 	padconf = ti_pinmux_dev->padconf;  in ti_pinmux_padconf_set_gpiomode()
261 	while (padconf->ballname != NULL) {  in ti_pinmux_padconf_set_gpiomode()
262 		if (padconf->gpio_pin == gpio)  in ti_pinmux_padconf_set_gpiomode()
266 	if (padconf->ballname == NULL)  in ti_pinmux_padconf_set_gpiomode()
270 	reg_val = (uint16_t)(state & ti_pinmux_dev->padconf_sate_mask);  in ti_pinmux_padconf_set_gpiomode()
273 	reg_val |= (uint16_t)(padconf->gpio_mode & ti_pinmux_dev->padconf_muxmode_mask);  in ti_pinmux_padconf_set_gpiomode()
275 	/* write the register value (16-bit writes) */  in ti_pinmux_padconf_set_gpiomode()
276 	ti_pinmux_write_2(ti_pinmux_sc, padconf->reg_off, reg_val);  in ti_pinmux_padconf_set_gpiomode()
282  *	ti_pinmux_padconf_get_gpiomode - gets the current GPIO mode of the pin
283  *	@gpio: the GPIO pin number (0-195)
293  *	EINVAL if pin requested is outside valid range or not configured as GPIO.
296 ti_pinmux_padconf_get_gpiomode(uint32_t gpio, unsigned int *state)  in ti_pinmux_padconf_get_gpiomode()  argument
304 	/* find the gpio pin in the padconf array */  in ti_pinmux_padconf_get_gpiomode()
305 	padconf = ti_pinmux_dev->padconf;  in ti_pinmux_padconf_get_gpiomode()
306 	while (padconf->ballname != NULL) {  in ti_pinmux_padconf_get_gpiomode()
307 		if (padconf->gpio_pin == gpio)  in ti_pinmux_padconf_get_gpiomode()
311 	if (padconf->ballname == NULL)  in ti_pinmux_padconf_get_gpiomode()
315 	reg_val = ti_pinmux_read_2(ti_pinmux_sc, padconf->reg_off);  in ti_pinmux_padconf_get_gpiomode()
317 	/* check to make sure the pins is configured as GPIO in the first state */  in ti_pinmux_padconf_get_gpiomode()
318 	if ((reg_val & ti_pinmux_dev->padconf_muxmode_mask) != padconf->gpio_mode)  in ti_pinmux_padconf_get_gpiomode()
321 	/* read and store the reset of the state, i.e. pull-up, pull-down, etc */  in ti_pinmux_padconf_get_gpiomode()
323 		*state = (reg_val & ti_pinmux_dev->padconf_sate_mask);  in ti_pinmux_padconf_get_gpiomode()
331 	struct pincfg *cfgtuples, *cfg;  in ti_pinmux_configure_pins()  local
338 	ntuples = OF_getencprop_alloc_multi(cfgnode, "pinctrl-single,pins",  in ti_pinmux_configure_pins()
347 	for (i = 0, cfg = cfgtuples; i < ntuples; i++, cfg++) {  in ti_pinmux_configure_pins()
352 			    name, cfg->reg, cfg->conf);  in ti_pinmux_configure_pins()
355 		/* write the register value (16-bit writes) */  in ti_pinmux_configure_pins()
356 		ti_pinmux_write_2(sc, cfg->reg, cfg->conf);  in ti_pinmux_configure_pins()
374 	if (!ofw_bus_is_compatible(dev, "pinctrl-single"))  in ti_pinmux_probe()
398  *	ti_pinmux_attach - attaches the pinmux to the simplebus
414 	sc->sc_dev = dev;  in ti_pinmux_attach()
416 	if (bus_alloc_resources(dev, ti_pinmux_res_spec, sc->sc_res)) {  in ti_pinmux_attach()
421 	sc->sc_bst = rman_get_bustag(sc->sc_res[0]);  in ti_pinmux_attach()
422 	sc->sc_bsh = rman_get_bushandle(sc->sc_res[0]);  in ti_pinmux_attach()
427 	fdt_pinctrl_register(dev, "pinctrl-single,pins");  in ti_pinmux_attach()