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/linux/drivers/tty/serial/8250/
H A D8250_aspeed_vuart.c3 * Serial Port driver for Aspeed VUART device
50 * The VUART is basically two UART 'front ends' connected by their FIFO
65 static inline u8 aspeed_vuart_readb(struct aspeed_vuart *vuart, u8 reg) in aspeed_vuart_readb() argument
67 return readb(vuart->port->port.membase + reg); in aspeed_vuart_readb()
70 static inline void aspeed_vuart_writeb(struct aspeed_vuart *vuart, u8 val, u8 reg) in aspeed_vuart_writeb() argument
72 writeb(val, vuart->port->port.membase + reg); in aspeed_vuart_writeb()
78 struct aspeed_vuart *vuart = dev_get_drvdata(dev); in lpc_address_show() local
81 addr = (aspeed_vuart_readb(vuart, ASPEED_VUART_ADDRH) << 8) | in lpc_address_show()
82 (aspeed_vuart_readb(vuart, ASPEED_VUART_ADDRL)); in lpc_address_show()
87 static int aspeed_vuart_set_lpc_address(struct aspeed_vuart *vuart, u32 addr) in aspeed_vuart_set_lpc_address() argument
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H A D8250_port.c290 .name = "ASPEED VUART",
1703 * stalling the VUART. Read a register that won't have in serial8250_tx_chars()
/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
/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-opp-vesnin.dts229 &vuart {
H A Daspeed-bmc-amd-daytonax.dts95 &vuart {
H A Daspeed-bmc-amd-ethanolx.dts279 &vuart {
H A Daspeed-bmc-asrock-spc621d8hm3.dts73 &vuart {
H A Daspeed-bmc-quanta-q71l.dts396 &vuart {
H A Daspeed-bmc-inspur-nf5280m6.dts689 &vuart {
/linux/drivers/ps3/
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()
1217 * ps3_vuart_port_driver_register - Add a vuart port device driver.
1239 * 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
H A Dps3av.c22 #include "vuart.h"
24 #define BUFSIZE 4096 /* vuart buf size */
307 /* send packet via vuart */ in ps3av_do_pkt()
H A Dps3av_cmd.c17 #include "vuart.h"
/linux/arch/powerpc/platforms/ps3/
H A Dplatform.h248 /* repository vuart info */
/linux/arch/powerpc/include/asm/
H A Dps3.h359 unsigned int port_number; /* VUART */
H A Dps3av.h674 #define PS3AV_STATUS_RECEIVE_VUART_ERROR 0x0001 /* receive vuart error */
/linux/arch/arm/boot/dts/st/
H A Dstm32mp15xc-lxa-tac.dtsi144 output-vuart {