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Searched refs:UART_SCR (Results 1 – 14 of 14) sorted by relevance

/Linux-v5.4/drivers/tty/serial/8250/
D8250_em.c37 case UART_SCR: /* SCR @ 0x20 (+1) */ in serial8250_em_serial_out()
57 case UART_SCR: /* SCR @ 0x20 (+1) */ in serial8250_em_serial_in()
D8250_uniphier.c71 case UART_SCR: in uniphier_serial_in()
101 case UART_SCR: in uniphier_serial_out()
D8250_pci.c837 port->serial_out(port, UART_SCR, UART_ACR); in pci_ni8431_config_rs485()
880 writeb(UART_ACR, addr + UART_SCR); in pci_ni8431_setup()
1251 val = inb(base + UART_SCR); in pci_quatech_rqopr()
1263 inb(base + UART_SCR); in pci_quatech_wqopr()
1264 outb(qopr, base + UART_SCR); in pci_quatech_wqopr()
1275 val = inb(base + UART_SCR); in pci_quatech_rqmcr()
1276 outb(val | 0x10, base + UART_SCR); in pci_quatech_rqmcr()
1278 outb(val, base + UART_SCR); in pci_quatech_rqmcr()
1291 val = inb(base + UART_SCR); in pci_quatech_wqmcr()
1292 outb(val | 0x10, base + UART_SCR); in pci_quatech_wqmcr()
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D8250_port.c535 serial_out(up, UART_SCR, offset); in serial_icr_write()
544 serial_out(up, UART_SCR, offset); in serial_icr_read()
966 scratch = serial_in(up, UART_SCR); in autoconfig_8250()
967 serial_out(up, UART_SCR, 0xa5); in autoconfig_8250()
968 status1 = serial_in(up, UART_SCR); in autoconfig_8250()
969 serial_out(up, UART_SCR, 0x5a); in autoconfig_8250()
970 status2 = serial_in(up, UART_SCR); in autoconfig_8250()
971 serial_out(up, UART_SCR, scratch); in autoconfig_8250()
3169 if (up->canary && (up->canary != serial_port_in(port, UART_SCR))) { in serial8250_console_write()
D8250_core.c757 serial_out(up, UART_SCR, canary); in serial8250_suspend_port()
758 if (serial_in(up, UART_SCR) == canary) in serial8250_suspend_port()
/Linux-v5.4/drivers/misc/ibmasm/
Duart.c30 if (0 == readl(iomem_base + UART_SCR)) { in ibmasm_register_uart()
/Linux-v5.4/arch/powerpc/boot/
Dns16550.c28 #define UART_SCR 7 /* I/O: Scratch Register */ macro
/Linux-v5.4/drivers/tty/serial/
Dsunsu.c171 serial_out(up, UART_SCR, offset); in serial_icr_write()
181 serial_out(up, UART_SCR, offset);
1153 scratch = serial_in(up, UART_SCR); in sunsu_autoconfig()
1154 serial_outp(up, UART_SCR, 0xa5); in sunsu_autoconfig()
1155 status1 = serial_in(up, UART_SCR); in sunsu_autoconfig()
1156 serial_outp(up, UART_SCR, 0x5a); in sunsu_autoconfig()
1157 status2 = serial_in(up, UART_SCR); in sunsu_autoconfig()
1158 serial_outp(up, UART_SCR, scratch); in sunsu_autoconfig()
Dserial-tegra.c324 tegra_uart_read(tup, UART_SCR); in tegra_uart_fifo_reset()
421 tegra_uart_read(tup, UART_SCR); in tegra_set_baudrate()
1024 tegra_uart_read(tup, UART_SCR); in tegra_uart_hw_init()
/Linux-v5.4/arch/sh/include/asm/
Dsmc37c93x.h66 #define UART_SCR 0xe /* Scratch Register */ macro
/Linux-v5.4/sound/drivers/
Dserial-u16550.c342 outb(0xaa, io_base + UART_SCR); in snd_uart16550_detect()
344 c = inb(io_base + UART_SCR); in snd_uart16550_detect()
349 outb(0x55, io_base + UART_SCR); in snd_uart16550_detect()
351 c = inb(io_base + UART_SCR); in snd_uart16550_detect()
/Linux-v5.4/include/uapi/linux/
Dserial_reg.h154 #define UART_SCR 7 /* I/O: Scratch Register */ macro
/Linux-v5.4/arch/powerpc/kernel/
Dudbg_16550.c24 #define UART_SCR 7 macro
/Linux-v5.4/samples/vfio-mdev/
Dmtty.c450 case UART_SCR: in handle_bar_write()
588 case UART_SCR: in handle_bar_read()