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[v1,7/7] serial: qcom-geni: Load UART qup Firmware from linux side

Message ID 20241204150326.1470749-8-quic_vdadhani@quicinc.com (mailing list archive)
State New
Headers show
Series Add support to load QUP SE firmware from | expand

Commit Message

Viken Dadhaniya Dec. 4, 2024, 3:03 p.m. UTC 
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 <quic_msavaliy@quicinc.com>
Signed-off-by: Mukesh Kumar Savaliya <quic_msavaliy@quicinc.com>
Signed-off-by: Viken Dadhaniya <quic_vdadhani@quicinc.com>
---
 drivers/tty/serial/qcom_geni_serial.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index a80ce7aaf309..e3b0fc65f3bb 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -1146,8 +1146,11 @@  static int qcom_geni_serial_port_setup(struct uart_port *uport)
 
 	proto = geni_se_read_proto(&port->se);
 	if (proto != GENI_SE_UART) {
-		dev_err(uport->dev, "Invalid FW loaded, proto: %d\n", proto);
-		return -ENXIO;
+		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;
+		}
 	}
 
 	qcom_geni_serial_stop_rx(uport);