diff options
| author | Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com> | 2025-09-11 10:02:56 +0530 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2025-09-17 13:51:08 -0500 |
| commit | 3f1707306b79cafc5a11350befd5a4081b807760 (patch) | |
| tree | 049b356cd12b51df7c2b24cb2803adbb7a5be430 | |
| parent | spi: geni-qcom: Load spi qup Firmware from linux side (diff) | |
| download | linux-3f1707306b79cafc5a11350befd5a4081b807760.tar.gz linux-3f1707306b79cafc5a11350befd5a4081b807760.zip | |
serial: qcom-geni: Load UART qup Firmware from linux side
Add provision to load firmware of Serial engine for UART protocol from
Linux Execution Environment on running on APPS processor.
Co-developed-by: Mukesh Kumar Savaliya <mukesh.savaliya@oss.qualcomm.com>
Signed-off-by: Mukesh Kumar Savaliya <mukesh.savaliya@oss.qualcomm.com>
Signed-off-by: Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250911043256.3523057-7-viken.dadhaniya@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | drivers/tty/serial/qcom_geni_serial.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c index 32ec632fd080..3f5b87c4cc54 100644 --- a/drivers/tty/serial/qcom_geni_serial.c +++ b/drivers/tty/serial/qcom_geni_serial.c @@ -1200,7 +1200,13 @@ static int qcom_geni_serial_port_setup(struct uart_port *uport) int ret; proto = geni_se_read_proto(&port->se); - if (proto != GENI_SE_UART) { + if (proto == GENI_SE_INVALID_PROTO) { + ret = geni_load_se_firmware(&port->se, GENI_SE_UART); + if (ret) { + dev_err(uport->dev, "UART firmware load failed ret: %d\n", ret); + return ret; + } + } else if (proto != GENI_SE_UART) { dev_err(uport->dev, "Invalid FW loaded, proto: %d\n", proto); return -ENXIO; } |