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/openbmc/linux/drivers/tty/serial/8250/
H A D8250_aspeed_vuart.c3 * Serial Port driver for Aspeed VUART device
51 * The VUART is basically two UART 'front ends' connected by their FIFO
66 static inline u8 aspeed_vuart_readb(struct aspeed_vuart *vuart, u8 reg) in aspeed_vuart_readb() argument
68 return readb(vuart->port->port.membase + reg); in aspeed_vuart_readb()
71 static inline void aspeed_vuart_writeb(struct aspeed_vuart *vuart, u8 val, u8 reg) in aspeed_vuart_writeb() argument
73 writeb(val, vuart->port->port.membase + reg); in aspeed_vuart_writeb()
79 struct aspeed_vuart *vuart = dev_get_drvdata(dev); in lpc_address_show() local
82 addr = (aspeed_vuart_readb(vuart, ASPEED_VUART_ADDRH) << 8) | in lpc_address_show()
83 (aspeed_vuart_readb(vuart, ASPEED_VUART_ADDRL)); in lpc_address_show()
88 static int aspeed_vuart_set_lpc_address(struct aspeed_vuart *vuart, u32 addr) in aspeed_vuart_set_lpc_address() argument
[all …]
/openbmc/linux/Documentation/devicetree/bindings/serial/
H A D8250.yaml26 const: aspeed,ast2500-vuart
60 - const: aspeed,ast2400-vuart
61 - const: aspeed,ast2500-vuart
203 applicable to aspeed,ast2500-vuart.
210 The VUART LPC address. Only applicable to aspeed,ast2500-vuart.
217 A 2-cell property describing the VUART SIRQ number and SIRQ
219 applicable to aspeed,ast2500-vuart.
254 compatible = "aspeed,ast2500-vuart";
/openbmc/openbmc/meta-aspeed/recipes-core/udev/
H A Dudev-aspeed-vuart.bb1 SUMMARY = "udev rules for Aspeed VUART"
2 DESCRIPTION = "udev rules for Aspeed VUART"
9 SRC_URI += "file://61-aspeed-vuart.rules"
15 install -m 0644 ${UNPACKDIR}/61-aspeed-vuart.rules ${D}/${nonarch_base_libdir}/udev/rules.d
/openbmc/linux/Documentation/ABI/stable/
H A Dsysfs-driver-aspeed-vuart1 What: /sys/bus/platform/drivers/aspeed-vuart/*/lpc_address
9 What: /sys/bus/platform/drivers/aspeed-vuart/*/sirq
17 What: /sys/bus/platform/drivers/aspeed-vuart/*/sirq_polarity
/openbmc/linux/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-tyan-s8036.dts110 /* Alternative to vuart to internally connect (route) to uart1
111 * when vuart cannot be used due to BIOS limitations.
117 /* Alternative to vuart to internally connect (route) to the
118 * external port usually used by uart1 when vuart cannot be
135 &vuart {
138 /* We enable the VUART here, but leave it in a state that does
140 * VUART and the SuperIO available and decide at runtime whether
141 * the VUART should actually be used. For that reason, configure
H A Daspeed-bmc-tyan-s7106.dts110 /* Alternative to vuart to internally connect (route) to uart1
111 * when vuart cannot be used due to BIOS limitations.
117 /* Alternative to vuart to internally connect (route) to the
118 * external port usually used by uart1 when vuart cannot be
135 &vuart {
138 /* We enable the VUART here, but leave it in a state that does
140 * VUART and the SuperIO available and decide at runtime whether
141 * the VUART should actually be used. For that reason, configure
H A Daspeed-bmc-microsoft-olympus.dts154 &vuart {
H A Daspeed-bmc-arm-stardragon4800-rep2.dts195 &vuart {
H A Daspeed-bmc-opp-vesnin.dts229 &vuart {
H A Daspeed-bmc-facebook-yosemitev2.dts88 &vuart {
H A Daspeed-g6.dtsi640 compatible = "aspeed,ast2500-vuart";
650 compatible = "aspeed,ast2500-vuart";
660 compatible = "aspeed,ast2500-vuart";
670 compatible = "aspeed,ast2500-vuart";
H A Daspeed-bmc-vegman.dtsi193 &vuart {
H A Daspeed-bmc-asrock-e3c246d4i.dts87 &vuart {
/openbmc/obmc-console/
H A Dconsole-server.c226 // Default to non-VUART in tty_find_device()
229 /* Arbitrarily pick an attribute to differentiate UART vs VUART */ in tty_find_device()
240 server->tty.vuart.sysfs_devnode = in tty_find_device()
267 if (!server->tty.vuart.sysfs_devnode) { in tty_set_sysfs_attr()
271 rc = asprintf(&path, "%s/%s", server->tty.vuart.sysfs_devnode, name); in tty_set_sysfs_attr()
335 if (server->tty.vuart.sirq) { in tty_init_vuart_io()
336 tty_set_sysfs_attr(server, "sirq", server->tty.vuart.sirq); in tty_init_vuart_io()
339 if (server->tty.vuart.lpc_addr) { in tty_init_vuart_io()
341 server->tty.vuart.lpc_addr); in tty_init_vuart_io()
395 server->tty.vuart.lpc_addr = (uint16_t)parsed; in tty_init_vuart()
[all …]
H A DCHANGELOG.md63 underlying TTY device is a UART and not a VUART nor PTY (where baud is not
/openbmc/linux/drivers/ps3/
H A Dps3-sys-manager.c19 #include "vuart.h"
30 * through port 2 of the vuart using a simple packet message protocol.
226 * ps3_sys_manager_write - Helper to write a two part message to the vuart.
523 * Can be called directly to manually poll vuart and pump message handler.
599 * This routine never returns. The routine disables asynchronous vuart reads
624 * This routine never returns. The routine disables asynchronous vuart reads
689 * Signaled when PS3_SM_RX_MSG_LEN_MIN bytes arrive at the vuart port.
H A Dps3-vuart.c20 #include "vuart.h"
24 MODULE_DESCRIPTION("PS3 vuart");
27 * vuart - An inter-partition data link service.
31 * The vuart provides a bi-directional byte stream data link between logical
63 * struct ps3_vuart_port_priv - private vuart device data.
935 0, "vuart", &vuart_bus_priv); in ps3_vuart_bus_interrupt_get()
1218 * ps3_vuart_port_driver_register - Add a vuart port device driver.
1240 * ps3_vuart_port_driver_unregister - Remove a vuart port device driver.
H A DMakefile2 obj-$(CONFIG_PS3_VUART) += ps3-vuart.o
H A Dvuart.h29 * struct ps3_vuart_port_driver - a driver for a device on a vuart port
/openbmc/obmc-console/conf/
H A Dobmc-console@.service.in6 # Instance ID is the VUART basename
/openbmc/openbmc/meta-aspeed/conf/machine/include/
H A Daspeed.inc22 MACHINE_EXTRA_RRECOMMENDS += "udev-aspeed-vuart udev-aspeed-mtd-partitions"
/openbmc/openbmc/meta-ibm/recipes-bsp/u-boot/u-boot-aspeed-sdk/p10bmc/
H A Dibm.json59 "Disable Auto Boot from UART or VUART": false,
H A Dips.json66 "Disable Auto Boot from UART or VUART": false,
/openbmc/u-boot/arch/arm/dts/
H A Dast2400.dtsi34 serial5 = &vuart;
284 vuart: serial@1e787000 { label
285 compatible = "aspeed,ast2400-vuart";
/openbmc/u-boot/cmd/
H A Dotp_info.h436 { 0, 30, 1, 0, "Boot from UART/VUART when normal boot is fail" },
437 { 0, 30, 1, 1, "Disable auto UART/VUART boot option" },
516 { 0, 30, 1, 0, "Boot from UART/VUART when normal boot is fail" },
517 { 0, 30, 1, 1, "Disable auto UART/VUART boot option" },

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