arm/mach-omap1/serial.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * linux/arch/arm/mach-omap1/serial.c
21 #include <asm/mach-types.h>
36 	offset <<= up->regshift;  in omap_serial_in()
37 	return (unsigned int)__raw_readb(up->membase + offset);  in omap_serial_in()
43 	offset <<= p->regshift;  in omap_serial_outp()
44 	__raw_writeb(value, p->membase + offset);  in omap_serial_outp()
49  * properly. Note that the TX watermark initialization may not be needed
50  * once the 8250.c watermark handling code is merged.
56 	omap_serial_outp(p, UART_OMAP_SCR, 0x08);	/* TX watermark */  in omap_serial_reset()
103  * Note that on Innovator-1510 UART2 pins conflict with USB2.
104  * By default UART2 does not work on Innovator-1510 if you have
117 	for (i = 0; i < ARRAY_SIZE(serial_platform_data) - 1; i++) {  in omap_serial_init()
167 	/* Need to do something with serial port right after wake-up? */  in omap_serial_wake_interrupt()
172  * Reroutes serial RX lines to GPIO lines for the duration of
242 		return -ENODEV;  in omap_init()