bancha: generate regs.h files for loading model from spi

Change-Id: If6dbc9d7056e23afcecbad165bf041f636c9d696

platforms/bancha/platform.mk

diff --git a/platforms/bancha/platform.mk b/platforms/bancha/platform.mk
index 8eac493..1b98b32 100644
--- a/platforms/bancha/platform.mk
+++ b/platforms/bancha/platform.mk
@@ -61,14 +61,23 @@
 # Matcha hw config #defines generated from RTL
 
 I2S_HEADER=$(OPENTITAN_GEN_DIR)/i2s_regs.h
+FLASH_CTRL_HEADER=$(OPENTITAN_GEN_DIR)/flash_ctrl_regs.h
 ML_TOP_HEADER=$(OPENTITAN_GEN_DIR)/ml_top_regs.h
+OTP_CTRL_HEADER=$(OPENTITAN_GEN_DIR)/otp_ctrl_regs.h
+SPI_HOST_HEADER=$(OPENTITAN_GEN_DIR)/spi_host_regs.h
 TLUL_MAILBOX_HEADER=$(OPENTITAN_GEN_DIR)/tlul_mailbox_regs.h
 UART_HEADER=$(OPENTITAN_GEN_DIR)/uart_regs.h
 
 $(I2S_HEADER): $(REGTOOL) $(I2S_HJSON) | $(OPENTITAN_GEN_DIR)
 	$(REGTOOL) -D -o $@ $(I2S_HJSON)
+$(FLASH_CTRL_HEADER): $(REGTOOL) $(FLASH_CTRL_HJSON) | $(OPENTITAN_GEN_DIR)
+	$(REGTOOL) -D -o $@ $(FLASH_CTRL_HJSON)
 $(ML_TOP_HEADER): $(REGTOOL) $(ML_TOP_HJSON) | $(OPENTITAN_GEN_DIR)
 	$(REGTOOL) -D -o $@ $(ML_TOP_HJSON)
+$(OTP_CTRL_HEADER): $(REGTOOL) $(OTP_CTRL_HJSON) | $(OPENTITAN_GEN_DIR)
+	$(REGTOOL) -D -o $@ $(OTP_CTRL_HJSON)
+$(SPI_HOST_HEADER): $(REGTOOL) $(SPI_HOST_HJSON) | $(OPENTITAN_GEN_DIR)
+	$(REGTOOL) -D -o $@ $(SPI_HOST_HJSON)
 $(TLUL_MAILBOX_HEADER): $(REGTOOL) $(MBOX_HJSON) | $(OPENTITAN_GEN_DIR)
 	$(REGTOOL) -D -o $@ $(MBOX_HJSON)
 $(UART_HEADER): $(REGTOOL) $(UART_HJSON) | $(OPENTITAN_GEN_DIR)
@@ -99,7 +108,10 @@
 
 CHERIOT_GEN_HEADERS=\
     $(I2S_HEADER) \
+    $(FLASH_CTRL_HEADER) \
     $(ML_TOP_HEADER) \
+    $(OTP_CTRL_HEADER) \
+    $(SPI_HOST_HEADER) \
     $(TLUL_MAILBOX_HEADER) \
     $(UART_HEADER) \
     $(TOP_MATCHA_IRQ_HEADER) \

platforms/bancha/setup.sh

diff --git a/platforms/bancha/setup.sh b/platforms/bancha/setup.sh
index 7845a2a..f9d2ea3 100644
--- a/platforms/bancha/setup.sh
+++ b/platforms/bancha/setup.sh
@@ -16,6 +16,11 @@
 
 source "${ROOTDIR}/build/platforms/sencha/setup.sh"
 
+# The following files are the input to regtool.py
+export FLASH_CTRL_HJSON="${ROOTDIR}/hw/opentitan-upstream/hw/ip/flash_ctrl/data/flash_ctrl.hjson"
+export OTP_CTRL_HJSON="${ROOTDIR}/hw/opentitan-upstream/hw/ip/otp_ctrl/data/otp_ctrl.hjson"
+export SPI_HOST_HJSON="${ROOTDIR}/hw/opentitan-upstream/hw/ip/spi_host/data/spi_host.hjson"
+
 # Firmware image to build & load at boot.
 # NB: the pathname to the source directory is formulated in platform.mk
 export CHERIOT_FIRMWARE="soundstream"