platforms/52xx/lite5200.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
34 	{ .compatible = "fsl,mpc5200-cdm", },
35 	{ .compatible = "mpc5200-cdm", },
40 	{ .compatible = "fsl,mpc5200-gpio", },
41 	{ .compatible = "mpc5200-gpio", },
48  * Firmware is supposed to be responsible for this.  If you are creating a
49  * new board port, do *NOT* duplicate this code.  Fix your boot firmware
68 	out_8(&cdm->ext_48mhz_en, 0x00);  in lite5200_fix_clock_config()
69 	out_8(&cdm->fd_enable, 0x01);  in lite5200_fix_clock_config()
70 	if (in_be32(&cdm->rstcfg) & 0x40)	/* Assumes 33Mhz clock */  in lite5200_fix_clock_config()
71 		out_be16(&cdm->fd_counters, 0x0001);  in lite5200_fix_clock_config()
73 		out_be16(&cdm->fd_counters, 0x5555);  in lite5200_fix_clock_config()
82  * Firmware is supposed to be responsible for this.  If you are creating a
83  * new board port, do *NOT* duplicate this code.  Fix your boot firmware
90 	struct mpc52xx_gpio __iomem *gpio;  in lite5200_fix_port_config()  local
94 	gpio = of_iomap(np, 0);  in lite5200_fix_port_config()
96 	if (!gpio) {  in lite5200_fix_port_config()
103 	port_config = in_be32(&gpio->port_config);  in lite5200_fix_port_config()
105 	port_config &= ~0x00800000;	/* 48Mhz internal, pin is GPIO	*/  in lite5200_fix_port_config()
114 	         in_be32(&gpio->port_config), port_config);  in lite5200_fix_port_config()
115 	out_be32(&gpio->port_config, port_config);  in lite5200_fix_port_config()
118 	iounmap(gpio);  in lite5200_fix_port_config()
130 	 * this needs to be called before of-ohci suspend code  in lite5200_suspend_prepare()
136 	/* USB Rh status: LPS = 1 - turn off power */  in lite5200_suspend_prepare()
142 	/* USB Rh status: LPSC = 1 - turn on power */  in lite5200_resume_finish()
158 	/* Fix things that firmware should have done. */  in lite5200_setup_arch()