15 #include <linux/gpio.h>
27 	{ .compatible = "fsl,mpc5200-xlb", },
28 	{ .compatible = "mpc5200-xlb", },
32 	{ .compatible = "fsl,mpc5200-immr", },
33 	{ .compatible = "fsl,mpc5200b-immr", },
34 	{ .compatible = "simple-bus", },
73 	out_be32(&xlb->master_pri_enable, 0xff);  in mpc5200_setup_xlb_arbiter()
74 	out_be32(&xlb->master_priority, 0x11111111);  in mpc5200_setup_xlb_arbiter()
79 	 *  transaction and re-enable it afterwards ...)  in mpc5200_setup_xlb_arbiter()
83 		out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_PLDIS);  in mpc5200_setup_xlb_arbiter()
114 	{ .compatible = "fsl,mpc5200-gpt", },
115 	{ .compatible = "mpc5200-gpt", }, /* old */
119 	{ .compatible = "fsl,mpc5200-cdm", },
120 	{ .compatible = "mpc5200-cdm", }, /* old */
124 	{ .compatible = "fsl,mpc5200-gpio", },
128 	{ .compatible = "fsl,mpc5200-gpio-wkup", },
143 	 * on a gpt0, so check has-wdt property before mapping.  in mpc52xx_map_common_devices()
146 		if (of_get_property(np, "fsl,has-wdt", NULL) ||  in mpc52xx_map_common_devices()
147 		    of_get_property(np, "has-wdt", NULL)) {  in mpc52xx_map_common_devices()
154 	/* Clock Distribution Module, used by PSC clock setting function */  in mpc52xx_map_common_devices()
171  * mpc52xx_set_psc_clkdiv: Set clock divider in the CDM for PSC ports
174  * @clkdiv: clock divider value to put into CDM PSC register.
185 		return -ENODEV;  in mpc52xx_set_psc_clkdiv()
189 	case 1: reg = &mpc52xx_cdm->mclken_div_psc1; mask = 0x20; break;  in mpc52xx_set_psc_clkdiv()
190 	case 2: reg = &mpc52xx_cdm->mclken_div_psc2; mask = 0x40; break;  in mpc52xx_set_psc_clkdiv()
191 	case 3: reg = &mpc52xx_cdm->mclken_div_psc3; mask = 0x80; break;  in mpc52xx_set_psc_clkdiv()
192 	case 6: reg = &mpc52xx_cdm->mclken_div_psc6; mask = 0x10; break;  in mpc52xx_set_psc_clkdiv()
194 		return -ENODEV;  in mpc52xx_set_psc_clkdiv()
197 	/* Set the rate and enable the clock */  in mpc52xx_set_psc_clkdiv()
200 	val = in_be32(&mpc52xx_cdm->clk_enables);  in mpc52xx_set_psc_clkdiv()
201 	out_be32(&mpc52xx_cdm->clk_enables, val | mask);  in mpc52xx_set_psc_clkdiv()
209  * mpc52xx_get_xtal_freq - Get SYS_XTAL_IN frequency for a device
213  * Returns the frequency of the external oscillator clock connected
228 	if (in_8(&mpc52xx_cdm->ipb_clk_sel) & 0x1)  in mpc52xx_get_xtal_freq()
231 	val  = in_be32(&mpc52xx_cdm->rstcfg);  in mpc52xx_get_xtal_freq()
246  * mpc52xx_restart: ppc_md->restart hook for mpc5200 using the watchdog timer
256 		out_be32(&mpc52xx_wdt->mode, 0x00000000);  in mpc52xx_restart()
257 		out_be32(&mpc52xx_wdt->count, 0x000000ff);  in mpc52xx_restart()
258 		out_be32(&mpc52xx_wdt->mode, 0x00009004);  in mpc52xx_restart()
277  * mpc5200_psc_ac97_gpio_reset: Use gpio pins to reset the ac97 bus
284 	u32 gpio;  in mpc5200_psc_ac97_gpio_reset()  local
285 	u32 mux;  in mpc5200_psc_ac97_gpio_reset()  local
291 		return -ENODEV;  in mpc5200_psc_ac97_gpio_reset()
298 		gpio    = MPC52xx_GPIO_PSC1_MASK;  in mpc5200_psc_ac97_gpio_reset()
304 		gpio    = MPC52xx_GPIO_PSC2_MASK;  in mpc5200_psc_ac97_gpio_reset()
308 		       "cold-reset will be performed\n");  in mpc5200_psc_ac97_gpio_reset()
309 		return -ENODEV;  in mpc5200_psc_ac97_gpio_reset()
314 	/* Reconfiure pin-muxing to gpio */  in mpc5200_psc_ac97_gpio_reset()
315 	mux = in_be32(&simple_gpio->port_config);  in mpc5200_psc_ac97_gpio_reset()
316 	out_be32(&simple_gpio->port_config, mux & (~gpio));  in mpc5200_psc_ac97_gpio_reset()
318 	/* enable gpio pins for output */  in mpc5200_psc_ac97_gpio_reset()
319 	setbits8(&wkup_gpio->wkup_gpioe, reset);  in mpc5200_psc_ac97_gpio_reset()
320 	setbits32(&simple_gpio->simple_gpioe, sync | out);  in mpc5200_psc_ac97_gpio_reset()
322 	setbits8(&wkup_gpio->wkup_ddr, reset);  in mpc5200_psc_ac97_gpio_reset()
323 	setbits32(&simple_gpio->simple_ddr, sync | out);  in mpc5200_psc_ac97_gpio_reset()
326 	clrbits32(&simple_gpio->simple_dvo, sync | out);  in mpc5200_psc_ac97_gpio_reset()
327 	clrbits8(&wkup_gpio->wkup_dvo, reset);  in mpc5200_psc_ac97_gpio_reset()
333 	setbits8(&wkup_gpio->wkup_dvo, reset);  in mpc5200_psc_ac97_gpio_reset()
339 	/* Restore pin-muxing */  in mpc5200_psc_ac97_gpio_reset()
340 	out_be32(&simple_gpio->port_config, mux);  in mpc5200_psc_ac97_gpio_reset()