Merge tag 'xilinx-for-v2022.04-rc1' of https://source.denx.de/u-boot/custodians/u-boot-microblaze

Xilinx changes for v2022.04-rc1

gpio:
- Add modepin driver

net:
- Save random mac addresses to eth variable

zynqmp gem:
- Add support for mdio bus DT description
- Add support for reset and SGMII phy configuration
- Reduce timeout for MDIO accesses

zynqmp clk:
- Fix clock handling for gem and usb

phy:
- Add zynqmp phy/serdes driver

serial:
- Add one missing compatible string

microblaze:
- Symbol alignement
- SPL fixups
- Code cleanups

zynqmp:
- Various dt changes, DP pre-reloc, gem resets, gem clocks
- Switch SOM to shared psu configuration
- Move dcache handling to firmware driver
- Workaround gmii2rgmii DT description issue
- Enable broadcasts again
- Change firmware enablement logic
- Small adjustement in firmware driver

versal:
- Support new mmc@ DT nodes
- Fix run time variable handling
- Add missing I2C_PMC ID for power domain

1 files changed, 11 insertions, 1 deletions

diff --git a/drivers/firmware/firmware-zynqmp.c b/drivers/firmware/firmware-zynqmp.c
index b44fede307..839203ec82 100644
--- a/drivers/firmware/firmware-zynqmp.c
+++ b/drivers/firmware/firmware-zynqmp.c
@@ -6,6 +6,7 @@
  */
 
 #include <common.h>
+#include <cpu_func.h>
 #include <dm.h>
 #include <log.h>
 #include <zynqmp_firmware.h>
@@ -19,6 +20,7 @@
 #define PMUFW_PAYLOAD_ARG_CNT	8
 
 #define XST_PM_NO_ACCESS	2002L
+#define XST_PM_ALREADY_CONFIGURED	2009L
 
 struct zynqmp_power {
 	struct mbox_chan tx_chan;
@@ -97,7 +99,10 @@ void zynqmp_pmufw_load_config_object(const void *cfg_obj, size_t size)
 	int err;
 	u32 ret_payload[PAYLOAD_ARG_CNT];
 
-	printf("Loading new PMUFW cfg obj (%ld bytes)\n", size);
+	if (IS_ENABLED(CONFIG_SPL_BUILD))
+		printf("Loading new PMUFW cfg obj (%ld bytes)\n", size);
+
+	flush_dcache_range((ulong)cfg_obj, (ulong)(cfg_obj + size));
 
 	err = xilinx_pm_request(PM_SET_CONFIGURATION, (u32)(u64)cfg_obj, 0, 0,
 				0, ret_payload);
@@ -106,6 +111,11 @@ void zynqmp_pmufw_load_config_object(const void *cfg_obj, size_t size)
 		return;
 	}
 
+	if (err == XST_PM_ALREADY_CONFIGURED) {
+		debug("PMUFW Node is already configured\n");
+		return;
+	}
+
 	if (err)
 		printf("Cannot load PMUFW configuration object (%d)\n", err);