Merge tag 'xilinx-for-v2025.07-rc1' of https://source.denx.de/u-boot/custodians/u-boot-microblaze

AMD/Xilinx/FPGA changes for v2025.07-rc1

AMD/Xilinx:
- Synchronize enums around tcm_mode
- Access bootmode registers via firmware interface
- Setup default values for DEBUG_UART
- Fix dfu alt buffer clearing
- Convert loadpdi command to fpga
- Fix board detection code
- Minor defconfig updates

Versal:
- Wire multi_boot register

Versal Gen 2:
- Enable missing drivers
- Wire i2c FRU decoding at start
- Wire saving variables to different locations
- Disable default DEBUG_UART
- Wire USB/UFS boot and fix access via firmware interface
- Minor fixes

ZynqMP/Kria:
- Enable mkfwumdata
- Topic board update
- Enhance binman configurations
- Kria usb update

BuR:
- Add multiple Zynq based boards

cadence_ospi:
- Enable device reset

fpga:
- Add support for loading bitstream for Altera SoCs

1 files changed, 41 insertions, 0 deletions

diff --git a/drivers/fpga/altera.c b/drivers/fpga/altera.c
index ae06f0123a0..64fda3a307c 100644
--- a/drivers/fpga/altera.c
+++ b/drivers/fpga/altera.c
@@ -12,6 +12,10 @@
 /*
  *  Altera FPGA support
  */
+#if IS_ENABLED(CONFIG_TARGET_SOCFPGA_AGILEX) || \
+	IS_ENABLED(CONFIG_TARGET_SOCFPGA_STRATIX10)
+#include <asm/arch/misc.h>
+#endif
 #include <errno.h>
 #include <ACEX1K.h>
 #include <log.h>
@@ -47,6 +51,43 @@ static const struct altera_fpga {
 #endif
 };
 
+#if IS_ENABLED(CONFIG_TARGET_SOCFPGA_AGILEX) || \
+	IS_ENABLED(CONFIG_TARGET_SOCFPGA_STRATIX10)
+int fpga_is_partial_data(int devnum, size_t img_len)
+{
+	/*
+	 * The FPGA data (full or partial) is checked by
+	 * the SDM hardware, for Intel SDM Mailbox based
+	 * devices. Hence always return full bitstream.
+	 *
+	 * For Cyclone V and Arria 10 family, the bitstream
+	 * type parameter is not handled by the driver.
+	 */
+	return 0;
+}
+
+int fpga_loadbitstream(int devnum, char *fpgadata, size_t size,
+		       bitstream_type bstype)
+{
+	int ret_val;
+	int flags = 0;
+
+	ret_val = fpga_load(devnum, (void *)fpgadata, size, bstype, flags);
+
+	/*
+	 * Enable the HPS to FPGA bridges when FPGA load is completed
+	 * successfully. This is to ensure the FPGA is accessible
+	 * by the HPS.
+	 */
+	if (!ret_val) {
+		printf("Enable FPGA bridges\n");
+		do_bridge_reset(1, ~0);
+	}
+
+	return ret_val;
+}
+#endif
+
 static int altera_validate(Altera_desc *desc, const char *fn)
 {
 	if (!desc) {