arm64: zynqmp: probe firmware driver
Probe ZynqMP firmware driver on the board initialization phase and
ensure that firmware is in place to continue execution. The probing is
done on board_init so it can be used for both SPL and U-Boot proper.
Signed-off-by: Ibai Erkiaga <ibai.erkiaga-elorza@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0c41bc3..90bcc8d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1057,9 +1057,12 @@
select DM_SPI if SPI
select DM_SPI_FLASH if DM_SPI
select DM_USB if USB
+ select FIRMWARE
select OF_CONTROL
select SPL_BOARD_INIT if SPL
select SPL_CLK if SPL
+ select SPL_DM_MAILBOX if SPL
+ select SPL_FIRMWARE if SPL
select SPL_SEPARATE_BSS if SPL
select SUPPORT_SPL
select ZYNQMP_IPI
diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index 8a66d3e..b949364 100644
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -318,18 +318,6 @@
int board_early_init_f(void)
{
int ret = 0;
-#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_CLK_ZYNQMP)
- u32 pm_api_version;
-
- pm_api_version = zynqmp_firmware_version();
- printf("PMUFW:\tv%d.%d\n",
- pm_api_version >> ZYNQMP_PM_VERSION_MAJOR_SHIFT,
- pm_api_version & ZYNQMP_PM_VERSION_MINOR_MASK);
-
- if (pm_api_version < ZYNQMP_PM_VERSION)
- panic("PMUFW version error. Expected: v%d.%d\n",
- ZYNQMP_PM_VERSION_MAJOR, ZYNQMP_PM_VERSION_MINOR);
-#endif
#if defined(CONFIG_ZYNQMP_PSU_INIT_ENABLED)
ret = psu_init();
@@ -340,6 +328,12 @@
int board_init(void)
{
+ struct udevice *dev;
+
+ uclass_get_device_by_name(UCLASS_FIRMWARE, "zynqmp-power", &dev);
+ if (!dev)
+ panic("PMU Firmware device not found - Enable it");
+
#if defined(CONFIG_SPL_BUILD)
/* Check *at build time* if the filename is an non-empty string */
if (sizeof(CONFIG_ZYNQMP_SPL_PM_CFG_OBJ_FILE) > 1)