Raspberries/mraa
Private
Public Access
2
0
Fork 0
Code Activity

mux: add mux interface

Browse Source 
Add mux_init_reg interface with different mux modes for GPIO, UART, SPI,
I2C, PWM, AIO.

Signed-off-by: Le Jin <le.jin@siemens.com>
Signed-off-by: Ivan Mikhaylov <ivan.mikhaylov@siemens.com>
This commit is contained in:
Ivan Mikhaylov
2022-07-13 21:18:00 +00:00
committed by Tom Ingleby
parent 046bdd0adb
commit 307a6f3bdd
8 changed files with 105 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/uart/uart.c
View File

@@ -201,6 +201,12 @@ mraa_uart_init(int index)
return NULL;
}
}
if (plat->adv_func->mux_init_reg) {
if(plat->adv_func->mux_init_reg(pos, MUX_REGISTER_MODE_UART) != MRAA_SUCCESS) {
syslog(LOG_ERR, "uart%i: init: failed to setup mux register for RX pin", index);
return NULL;
}
}
}
pos = plat->uart_dev[index].tx;
@@ -211,6 +217,12 @@ mraa_uart_init(int index)
return NULL;
}
}
if (plat->adv_func->mux_init_reg) {
if(plat->adv_func->mux_init_reg(pos, MUX_REGISTER_MODE_UART) != MRAA_SUCCESS) {
syslog(LOG_ERR, "uart%i: init: failed to setup mux register for TX pin", index);
return NULL;
}
}
}
}
@@ -606,12 +618,24 @@ mraa_uart_set_flowcontrol(mraa_uart_context dev, mraa_boolean_t xonxoff, mraa_bo
return MRAA_ERROR_FEATURE_NOT_SUPPORTED;
}
}
if (plat->adv_func->mux_init_reg) {
if(plat->adv_func->mux_init_reg(pos_cts, MUX_REGISTER_MODE_UART) != MRAA_SUCCESS) {
syslog(LOG_ERR, "uart%i: init: failed to setup mux register for CTS pin", dev->index);
return MRAA_ERROR_FEATURE_NOT_SUPPORTED;
}
}
if (plat->pins[pos_rts].uart.mux_total > 0) {
if (mraa_setup_mux_mapped(plat->pins[pos_rts].uart) != MRAA_SUCCESS) {
syslog(LOG_ERR, "uart%i: init: failed to setup muxes for RTS pin", dev->index);
return MRAA_ERROR_FEATURE_NOT_SUPPORTED;
}
}
if (plat->adv_func->mux_init_reg) {
if(plat->adv_func->mux_init_reg(pos_rts, MUX_REGISTER_MODE_UART) != MRAA_SUCCESS) {
syslog(LOG_ERR, "uart%i: init: failed to setup mux register for RTS pin", dev->index);
return MRAA_ERROR_FEATURE_NOT_SUPPORTED;
}
}
}
}
}