sc7180: Add SPI QUP driver

This implements the SPI driver for the QUP core.

Change-Id: I86f4fcff6f9537373f70a43711130d7f28bd5e09
Signed-off-by: Roja Rani Yarubandi <rojay@codeaurora.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36517
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/soc/qualcomm/sc7180/include/soc/qupv3_spi.h b/src/soc/qualcomm/sc7180/include/soc/qupv3_spi.h
new file mode 100644
index 0000000000..4999422896
--- /dev/null
+++ b/src/soc/qualcomm/sc7180/include/soc/qupv3_spi.h
@@ -0,0 +1,27 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (c) 2018-2019 Qualcomm Technologies
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __SPI_QUP_QCOM_HEADER___
+#define __SPI_QUP_QCOM_HEADER___
+
+#include <spi-generic.h>
+
+int qup_spi_claim_bus(const struct spi_slave *slave);
+int qup_spi_xfer(const struct spi_slave *slave, const void *dout,
+	size_t bytes_out, void *din, size_t bytes_in);
+void qup_spi_release_bus(const struct spi_slave *slave);
+void qup_spi_init(unsigned int bus, unsigned int speed_hz);
+
+#endif /*__SPI_QUP_QCOM_HEADER___*/