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Searched refs:uart (Results 1 – 25 of 1109) sorted by relevance

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/openbmc/linux/sound/drivers/
H A Dserial-u16550.c157 static inline void snd_uart16550_add_timer(struct snd_uart16550 *uart) in snd_uart16550_add_timer() argument
159 if (!uart->timer_running) { in snd_uart16550_add_timer()
161 mod_timer(&uart->buffer_timer, jiffies + (HZ + 255) / 256); in snd_uart16550_add_timer()
162 uart->timer_running = 1; in snd_uart16550_add_timer()
166 static inline void snd_uart16550_del_timer(struct snd_uart16550 *uart) in snd_uart16550_del_timer() argument
168 if (uart->timer_running) { in snd_uart16550_del_timer()
169 del_timer(&uart->buffer_timer); in snd_uart16550_del_timer()
170 uart->timer_running = 0; in snd_uart16550_del_timer()
175 static inline void snd_uart16550_buffer_output(struct snd_uart16550 *uart) in snd_uart16550_buffer_output() argument
177 unsigned short buff_out = uart->buff_out; in snd_uart16550_buffer_output()
[all …]
/openbmc/qemu/hw/char/
H A Dgrlib_apbuart.c99 static int uart_data_to_read(UART *uart) in uart_data_to_read() argument
101 return uart->current < uart->len; in uart_data_to_read()
104 static char uart_pop(UART *uart) in uart_pop() argument
108 if (uart->len == 0) { in uart_pop()
109 uart->status &= ~UART_DATA_READY; in uart_pop()
113 ret = uart->buffer[uart->current++]; in uart_pop()
115 if (uart->current >= uart->len) { in uart_pop()
117 uart->len = 0; in uart_pop()
118 uart->current = 0; in uart_pop()
121 if (!uart_data_to_read(uart)) { in uart_pop()
[all …]
/openbmc/u-boot/drivers/serial/
H A Dmcfuart.c27 static int mcf_serial_init_common(uart_t *uart, int port_idx, int baudrate) in mcf_serial_init_common() argument
34 writeb(UART_UCR_RESET_RX, &uart->ucr); in mcf_serial_init_common()
35 writeb(UART_UCR_RESET_TX, &uart->ucr); in mcf_serial_init_common()
36 writeb(UART_UCR_RESET_ERROR, &uart->ucr); in mcf_serial_init_common()
37 writeb(UART_UCR_RESET_MR, &uart->ucr); in mcf_serial_init_common()
40 writeb(0, &uart->uimr); in mcf_serial_init_common()
43 writeb(UART_UCSR_RCS_SYS_CLK | UART_UCSR_TCS_SYS_CLK, &uart->ucsr); in mcf_serial_init_common()
45 writeb(UART_UMR_BC_8 | UART_UMR_PM_NONE, &uart->umr); in mcf_serial_init_common()
46 writeb(UART_UMR_SB_STOP_BITS_1, &uart->umr); in mcf_serial_init_common()
53 writeb((u8)((counter & 0xff00) >> 8), &uart->ubg1); in mcf_serial_init_common()
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H A Dserial_s5p.c62 static void __maybe_unused s5p_serial_init(struct s5p_uart *uart) in s5p_serial_init() argument
65 writel(0x3, &uart->ufcon); in s5p_serial_init()
66 writel(0, &uart->umcon); in s5p_serial_init()
68 writel(0x3, &uart->ulcon); in s5p_serial_init()
70 writel(0x245, &uart->ucon); in s5p_serial_init()
73 static void __maybe_unused s5p_serial_baud(struct s5p_uart *uart, uint uclk, in s5p_serial_baud() argument
80 writel(val / 16 - 1, &uart->ubrdiv); in s5p_serial_baud()
83 writew(udivslot[val % 16], &uart->rest.slot); in s5p_serial_baud()
85 writeb(val % 16, &uart->rest.value); in s5p_serial_baud()
92 struct s5p_uart *const uart = plat->reg; in s5p_serial_setbrg() local
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H A Dserial_meson.c44 static void meson_serial_init(struct meson_uart *uart) in meson_serial_init() argument
48 val = readl(&uart->control); in meson_serial_init()
50 writel(val, &uart->control); in meson_serial_init()
52 writel(val, &uart->control); in meson_serial_init()
54 writel(val, &uart->control); in meson_serial_init()
60 struct meson_uart *const uart = plat->reg; in meson_serial_probe() local
62 meson_serial_init(uart); in meson_serial_probe()
70 struct meson_uart *const uart = plat->reg; in meson_serial_getc() local
72 if (readl(&uart->status) & AML_UART_RX_EMPTY) in meson_serial_getc()
75 return readl(&uart->rfifo) & 0xff; in meson_serial_getc()
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H A Dserial_sti_asc.c70 struct sti_asc_uart *const uart = priv->regs; in sti_asc_pending() local
73 status = readl(&uart->status); in sti_asc_pending()
80 static int _sti_asc_serial_setbrg(struct sti_asc_uart *uart, int baudrate) in _sti_asc_serial_setbrg() argument
108 val = readl(&uart->control); in _sti_asc_serial_setbrg()
109 writel(val & ~RUN, &uart->control); in _sti_asc_serial_setbrg()
112 writel(t, &uart->baudrate); in _sti_asc_serial_setbrg()
114 writel(1, &uart->txreset); in _sti_asc_serial_setbrg()
115 writel(1, &uart->rxreset); in _sti_asc_serial_setbrg()
122 writel(val, &uart->control); in _sti_asc_serial_setbrg()
131 struct sti_asc_uart *const uart = priv->regs; in sti_asc_serial_setbrg() local
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H A Dserial_pxa.c177 #define pxa_uart(uart, UART) \ argument
178 int uart##_init(void) \
183 void uart##_setbrg(void) \
188 void uart##_putc(const char c) \
193 void uart##_puts(const char *s) \
198 int uart##_getc(void) \
203 int uart##_tstc(void) \
208 #define pxa_uart_desc(uart) \ argument
209 struct serial_device serial_##uart##_device = \
211 .name = "serial_"#uart, \
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/openbmc/linux/drivers/tty/serial/
H A Dmen_z135_uart.c136 static inline void men_z135_reg_set(struct men_z135_port *uart, in men_z135_reg_set() argument
139 struct uart_port *port = &uart->port; in men_z135_reg_set()
143 spin_lock_irqsave(&uart->lock, flags); in men_z135_reg_set()
149 spin_unlock_irqrestore(&uart->lock, flags); in men_z135_reg_set()
158 static void men_z135_reg_clr(struct men_z135_port *uart, in men_z135_reg_clr() argument
161 struct uart_port *port = &uart->port; in men_z135_reg_clr()
165 spin_lock_irqsave(&uart->lock, flags); in men_z135_reg_clr()
171 spin_unlock_irqrestore(&uart->lock, flags); in men_z135_reg_clr()
181 static void men_z135_handle_modem_status(struct men_z135_port *uart) in men_z135_handle_modem_status() argument
185 msr = (uart->stat_reg >> 8) & 0xff; in men_z135_handle_modem_status()
[all …]
H A Dtimbuart.c55 struct timbuart_port *uart = in timbuart_start_tx() local
59 tasklet_schedule(&uart->tasklet); in timbuart_start_tx()
118 struct timbuart_port *uart = in timbuart_handle_tx_port() local
137 *ier |= uart->last_ier & TXFLAGS; in timbuart_handle_tx_port()
174 struct timbuart_port *uart = from_tasklet(uart, t, tasklet); in timbuart_tasklet() local
177 spin_lock(&uart->port.lock); in timbuart_tasklet()
179 isr = ioread32(uart->port.membase + TIMBUART_ISR); in timbuart_tasklet()
180 dev_dbg(uart->port.dev, "%s ISR: %x\n", __func__, isr); in timbuart_tasklet()
182 if (!uart->usedma) in timbuart_tasklet()
183 timbuart_handle_tx_port(&uart->port, isr, &ier); in timbuart_tasklet()
[all …]
H A Dliteuart.c73 struct liteuart_port *uart = to_liteuart_port(port); in liteuart_update_irq_reg() local
76 uart->irq_reg |= mask; in liteuart_update_irq_reg()
78 uart->irq_reg &= ~mask; in liteuart_update_irq_reg()
81 litex_write8(port->membase + OFF_EV_ENABLE, uart->irq_reg); in liteuart_update_irq_reg()
96 struct liteuart_port *uart = to_liteuart_port(port); in liteuart_stop_rx() local
99 del_timer(&uart->timer); in liteuart_stop_rx()
133 struct liteuart_port *uart = data; in liteuart_interrupt() local
134 struct uart_port *port = &uart->port; in liteuart_interrupt()
143 isr = litex_read8(port->membase + OFF_EV_PENDING) & uart->irq_reg; in liteuart_interrupt()
155 struct liteuart_port *uart = from_timer(uart, t, timer); in liteuart_timer() local
[all …]
H A Dvt8500_serial.c96 struct uart_port uart; member
126 uart); in vt8500_stop_tx()
136 uart); in vt8500_stop_rx()
146 uart); in vt8500_enable_ms()
210 uart); in vt8500_start_tx()
282 container_of(port, struct vt8500_port, uart); in vt8500_set_baud_rate()
306 container_of(port, struct vt8500_port, uart); in vt8500_startup()
325 container_of(port, struct vt8500_port, uart); in vt8500_shutdown()
330 vt8500_write(&vt8500_port->uart, 0, VT8500_URIER); in vt8500_shutdown()
331 vt8500_write(&vt8500_port->uart, 0x880, VT8500_URFCR); in vt8500_shutdown()
[all …]
/openbmc/u-boot/board/astro/mcf5373l/
H A Dmcf5373l.c90 uart_t *uart; in rs_serial_init() local
95 uart = (uart_t *)(MMAP_UART0); in rs_serial_init()
98 uart = (uart_t *)(MMAP_UART1); in rs_serial_init()
101 uart = (uart_t *)(MMAP_UART2); in rs_serial_init()
104 uart = (uart_t *)(MMAP_UART0); in rs_serial_init()
110 writeb(UART_UCR_RESET_RX, &uart->ucr); in rs_serial_init()
111 writeb(UART_UCR_RESET_TX, &uart->ucr); in rs_serial_init()
112 writeb(UART_UCR_RESET_ERROR, &uart->ucr); in rs_serial_init()
113 writeb(UART_UCR_RESET_MR, &uart->ucr); in rs_serial_init()
116 writeb(0, &uart->uimr); in rs_serial_init()
[all …]
/openbmc/linux/drivers/tty/serial/8250/
H A D8250_tegra.c46 struct tegra_uart *uart; in tegra_uart_probe() local
51 uart = devm_kzalloc(&pdev->dev, sizeof(*uart), GFP_KERNEL); in tegra_uart_probe()
52 if (!uart) in tegra_uart_probe()
91 uart->rst = devm_reset_control_get_optional_shared(&pdev->dev, NULL); in tegra_uart_probe()
92 if (IS_ERR(uart->rst)) in tegra_uart_probe()
93 return PTR_ERR(uart->rst); in tegra_uart_probe()
97 uart->clk = devm_clk_get(&pdev->dev, NULL); in tegra_uart_probe()
98 if (IS_ERR(uart->clk)) { in tegra_uart_probe()
103 ret = clk_prepare_enable(uart->clk); in tegra_uart_probe()
107 port->uartclk = clk_get_rate(uart->clk); in tegra_uart_probe()
[all …]
H A D8250_core.c836 struct uart_8250_port uart; in serial8250_probe() local
839 memset(&uart, 0, sizeof(uart)); in serial8250_probe()
845 uart.port.iobase = p->iobase; in serial8250_probe()
846 uart.port.membase = p->membase; in serial8250_probe()
847 uart.port.irq = p->irq; in serial8250_probe()
848 uart.port.irqflags = p->irqflags; in serial8250_probe()
849 uart.port.uartclk = p->uartclk; in serial8250_probe()
850 uart.port.regshift = p->regshift; in serial8250_probe()
851 uart.port.iotype = p->iotype; in serial8250_probe()
852 uart.port.flags = p->flags; in serial8250_probe()
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H A D8250_pnp.c436 struct uart_8250_port uart, *port; in serial_pnp_probe() local
445 memset(&uart, 0, sizeof(uart)); in serial_pnp_probe()
447 uart.port.irq = pnp_irq(dev, 0); in serial_pnp_probe()
449 uart.port.iobase = pnp_port_start(dev, 2); in serial_pnp_probe()
450 uart.port.iotype = UPIO_PORT; in serial_pnp_probe()
452 uart.port.iobase = pnp_port_start(dev, 0); in serial_pnp_probe()
453 uart.port.iotype = UPIO_PORT; in serial_pnp_probe()
455 uart.port.mapbase = pnp_mem_start(dev, 0); in serial_pnp_probe()
456 uart.port.iotype = UPIO_MEM; in serial_pnp_probe()
457 uart.port.flags = UPF_IOREMAP; in serial_pnp_probe()
[all …]
H A D8250_hp300.c160 struct uart_8250_port uart; in hpdca_init_one() local
169 memset(&uart, 0, sizeof(uart)); in hpdca_init_one()
172 uart.port.iotype = UPIO_MEM; in hpdca_init_one()
173 uart.port.flags = UPF_SKIP_TEST | UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF; in hpdca_init_one()
174 uart.port.irq = d->ipl; in hpdca_init_one()
175 uart.port.uartclk = HPDCA_BAUD_BASE * 16; in hpdca_init_one()
176 uart.port.mapbase = (d->resource.start + UART_OFFSET); in hpdca_init_one()
177 uart.port.membase = (char *)(uart.port.mapbase + DIO_VIRADDRBASE); in hpdca_init_one()
178 uart.port.regshift = 1; in hpdca_init_one()
179 uart.port.dev = &d->dev; in hpdca_init_one()
[all …]
H A D8250_lpc18xx.c93 struct uart_8250_port uart; in lpc18xx_serial_probe() local
107 memset(&uart, 0, sizeof(uart)); in lpc18xx_serial_probe()
109 uart.port.membase = devm_ioremap(&pdev->dev, res->start, in lpc18xx_serial_probe()
111 if (!uart.port.membase) in lpc18xx_serial_probe()
144 uart.port.line = ret; in lpc18xx_serial_probe()
149 spin_lock_init(&uart.port.lock); in lpc18xx_serial_probe()
150 uart.port.dev = &pdev->dev; in lpc18xx_serial_probe()
151 uart.port.irq = irq; in lpc18xx_serial_probe()
152 uart.port.iotype = UPIO_MEM32; in lpc18xx_serial_probe()
153 uart.port.mapbase = res->start; in lpc18xx_serial_probe()
[all …]
H A D8250_parisc.c25 struct uart_8250_port uart; in serial_init_chip() local
52 memset(&uart, 0, sizeof(uart)); in serial_init_chip()
53 uart.port.iotype = UPIO_MEM; in serial_init_chip()
55 uart.port.uartclk = (dev->id.sversion != 0xad) ? in serial_init_chip()
57 uart.port.mapbase = address; in serial_init_chip()
58 uart.port.membase = ioremap(address, 16); in serial_init_chip()
59 if (!uart.port.membase) { in serial_init_chip()
63 uart.port.irq = dev->irq; in serial_init_chip()
64 uart.port.flags = UPF_BOOT_AUTOCONF; in serial_init_chip()
65 uart.port.dev = &dev->dev; in serial_init_chip()
[all …]
H A D8250_dfl.c52 static int dfl_uart_get_params(struct dfl_device *dfl_dev, struct uart_8250_port *uart) in dfl_uart_get_params() argument
63 uart->port.uartclk = clk_freq; in dfl_uart_get_params()
71 uart->port.type = PORT_ALTR_16550_F32; in dfl_uart_get_params()
75 uart->port.type = PORT_ALTR_16550_F64; in dfl_uart_get_params()
79 uart->port.type = PORT_ALTR_16550_F128; in dfl_uart_get_params()
90 uart->port.regshift = FIELD_GET(DFHv1_PARAM_REG_LAYOUT_SHIFT, reg_layout); in dfl_uart_get_params()
94 uart->port.iotype = UPIO_MEM32; in dfl_uart_get_params()
98 uart->port.iotype = UPIO_MEM16; in dfl_uart_get_params()
112 struct uart_8250_port uart = { }; in dfl_uart_probe() local
116 uart.port.flags = UPF_IOREMAP; in dfl_uart_probe()
[all …]
H A D8250_pxa.c92 struct uart_8250_port uart = {}; in serial_pxa_probe() local
119 uart.port.line = ret; in serial_pxa_probe()
121 uart.port.type = PORT_XSCALE; in serial_pxa_probe()
122 uart.port.iotype = UPIO_MEM32; in serial_pxa_probe()
123 uart.port.mapbase = mmres->start; in serial_pxa_probe()
124 uart.port.regshift = 2; in serial_pxa_probe()
125 uart.port.irq = irq; in serial_pxa_probe()
126 uart.port.fifosize = 64; in serial_pxa_probe()
127 uart.tx_loadsz = 32; in serial_pxa_probe()
128 uart.port.flags = UPF_IOREMAP | UPF_SKIP_TEST | UPF_FIXED_TYPE; in serial_pxa_probe()
[all …]
/openbmc/openbmc/meta-bytedance/meta-g220a/recipes-phosphor/console/obmc-console/
H A Dobmc-console@.service7 …/bin/sh -c 'echo -n "uart3" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
8 …/bin/sh -c 'echo -n "uart1" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
9 …e=/bin/sh -c 'echo -n "io1" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
10 …/bin/sh -c 'echo -n "uart4" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
12 …t=/bin/sh -c 'echo -n "io1" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
13 …t=/bin/sh -c 'echo -n "io3" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
14 …t=/bin/sh -c 'echo -n "io4" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
15 …/bin/sh -c 'echo -n "uart1" > /sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing/…
/openbmc/linux/drivers/firmware/
H A Dpcdp.c20 setup_serial_console(struct pcdp_uart *uart) in setup_serial_console() argument
27 mmio = (uart->addr.space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY); in setup_serial_console()
29 mmio ? "mmio" : "io", uart->addr.address); in setup_serial_console()
30 if (uart->baud) { in setup_serial_console()
31 p += sprintf(p, ",%llu", uart->baud); in setup_serial_console()
32 if (uart->bits) { in setup_serial_console()
33 switch (uart->parity) { in setup_serial_console()
38 p += sprintf(p, "%c%d", parity, uart->bits); in setup_serial_console()
89 struct pcdp_uart *uart; in efi_setup_pcdp_console() local
111 for (i = 0, uart = pcdp->uart; i < pcdp->num_uarts; i++, uart++) { in efi_setup_pcdp_console()
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/openbmc/linux/Documentation/devicetree/bindings/serial/
H A Dmvebu-uart.txt6 - "marvell,armada-3700-uart" for the standard variant of the UART
9 - "marvell,armada-3700-uart-ext" for the extended variant of the
14 is provided (possible only with the "marvell,armada-3700-uart"
23 (marvell,armada-3700-uart): "uart-sum", "uart-tx" and "uart-rx",
28 (marvell,armada-3700-uart-ext): "uart-tx" and "uart-rx",
38 compatible = "marvell,armada-3700-uart";
45 interrupt-names = "uart-sum", "uart-tx", "uart-rx";
49 compatible = "marvell,armada-3700-uart-ext";
55 interrupt-names = "uart-tx", "uart-rx";
/openbmc/u-boot/arch/arm/mach-uniphier/debug-uart/
H A DMakefile4 obj-$(CONFIG_ARCH_UNIPHIER_LD4) += debug-uart-ld4.o
5 obj-$(CONFIG_ARCH_UNIPHIER_PRO4) += debug-uart-pro4.o
6 obj-$(CONFIG_ARCH_UNIPHIER_SLD8) += debug-uart-sld8.o
7 obj-$(CONFIG_ARCH_UNIPHIER_PRO5) += debug-uart-pro5.o
8 obj-$(CONFIG_ARCH_UNIPHIER_PXS2) += debug-uart-pxs2.o
9 obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += debug-uart-ld6b.o
10 obj-$(CONFIG_ARCH_UNIPHIER_LD11) += debug-uart-ld20.o
11 obj-$(CONFIG_ARCH_UNIPHIER_LD20) += debug-uart-ld20.o
14 obj-y += debug-uart.o
/openbmc/linux/drivers/misc/ibmasm/
H A Duart.c22 struct uart_8250_port uart; in ibmasm_register_uart() local
36 memset(&uart, 0, sizeof(uart)); in ibmasm_register_uart()
37 uart.port.irq = sp->irq; in ibmasm_register_uart()
38 uart.port.uartclk = 3686400; in ibmasm_register_uart()
39 uart.port.flags = UPF_SHARE_IRQ; in ibmasm_register_uart()
40 uart.port.iotype = UPIO_MEM; in ibmasm_register_uart()
41 uart.port.membase = iomem_base; in ibmasm_register_uart()
43 sp->serial_line = serial8250_register_8250_port(&uart); in ibmasm_register_uart()

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