1 // SPDX-License-Identifier: GPL-2.0
39 int mpc52xx_set_wakeup_gpio(u8 pin, u8 level)  in mpc52xx_set_wakeup_gpio()  argument
44 	out_8(&gpiow->wkup_gpioe, in_8(&gpiow->wkup_gpioe) | (1 << pin));  in mpc52xx_set_wakeup_gpio()
46 	out_8(&gpiow->wkup_ddr, in_8(&gpiow->wkup_ddr) & ~(1 << pin));  in mpc52xx_set_wakeup_gpio()
48 	out_8(&gpiow->wkup_inten, in_8(&gpiow->wkup_inten) | (1 << pin));  in mpc52xx_set_wakeup_gpio()
49 	/* low/high level creates wakeup interrupt */  in mpc52xx_set_wakeup_gpio()
50 	tmp = in_be16(&gpiow->wkup_itype);  in mpc52xx_set_wakeup_gpio()
52 	tmp |= (!level + 1) << (pin * 2);  in mpc52xx_set_wakeup_gpio()
53 	out_be16(&gpiow->wkup_itype, tmp);  in mpc52xx_set_wakeup_gpio()
55 	out_8(&gpiow->wkup_maste, 1);  in mpc52xx_set_wakeup_gpio()
64 		{ .compatible = "fsl,mpc5200-immr", },  in mpc52xx_pm_prepare()
65 		{ .compatible = "fsl,mpc5200b-immr", },  in mpc52xx_pm_prepare()
78 		return -ENOSYS;  in mpc52xx_pm_prepare()
86 		return -ENOSYS;  in mpc52xx_pm_prepare()
96 	/* call board suspend code, if applicable */  in mpc52xx_pm_prepare()
100 		printk(KERN_ALERT "%s: %i don't know how to wake up the board\n",  in mpc52xx_pm_prepare()
109 	return -ENOSYS;  in mpc52xx_pm_prepare()
122 	char saved_0x500[0x600-0x500];  in mpc52xx_pm_enter()
125 		return -ENOMEM;  in mpc52xx_pm_enter()
128 	intr_main_mask = in_be32(&intr->main_mask);  in mpc52xx_pm_enter()
129 	out_be32(&intr->main_mask, intr_main_mask | 0x1ffff);  in mpc52xx_pm_enter()
137 	/* copy low level suspend code to sram */  in mpc52xx_pm_enter()
140 	out_8(&cdm->ccs_sleep_enable, 1);  in mpc52xx_pm_enter()
141 	out_8(&cdm->osc_sleep_enable, 1);  in mpc52xx_pm_enter()
142 	out_8(&cdm->ccs_qreq_test, 1);  in mpc52xx_pm_enter()
145 	clk_enables = in_be32(&cdm->clk_enables);  in mpc52xx_pm_enter()
146 	out_be32(&cdm->clk_enables, clk_enables & 0x00088000);  in mpc52xx_pm_enter()
161 	/* call low-level sleep code */  in mpc52xx_pm_enter()
173 	out_be32(&cdm->clk_enables, clk_enables);  in mpc52xx_pm_enter()
174 	out_8(&cdm->ccs_sleep_enable, 0);  in mpc52xx_pm_enter()
175 	out_8(&cdm->osc_sleep_enable, 0);  in mpc52xx_pm_enter()
181 	out_be32(&intr->main_mask, intr_main_mask);  in mpc52xx_pm_enter()
188 	/* call board resume code */  in mpc52xx_pm_finish()