From: Alif Zakuan Yuslaimi <[email protected]>
The base address of system manager can be retrieved
using DT framework through the system manager driver.
Enable system manager support for Stratix10 by probing the
system manager driver to initialize during SPL boot up.
Signed-off-by: Alif Zakuan Yuslaimi <[email protected]>
---
MAINTAINERS | 1 +
arch/arm/dts/socfpga_stratix10-u-boot.dtsi | 6 ++++++
arch/arm/mach-socfpga/Makefile | 1 +
arch/arm/mach-socfpga/misc.c | 3 ++-
arch/arm/mach-socfpga/spl_s10.c | 1 +
board/altera/stratix10-socdk/Makefile | 7 +++++++
board/altera/stratix10-socdk/socfpga.c | 12 ++++++++++++
configs/socfpga_stratix10_defconfig | 1 +
8 files changed, 31 insertions(+), 1 deletion(-)
create mode 100644 board/altera/stratix10-socdk/Makefile
create mode 100644 board/altera/stratix10-socdk/socfpga.c
diff --git a/MAINTAINERS b/MAINTAINERS
index 056902f6ef2..d1173126fc6 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -156,6 +156,7 @@ S: Maintained
T: git https://source.denx.de/u-boot/custodians/u-boot-socfpga.git
F: arch/arm/dts/socfpga_*
F: arch/arm/mach-socfpga/
+F: board/altera/stratix10-socdk/
F: board/intel/agilex-socdk/
F: configs/socfpga_*
F: drivers/ddr/altera/
diff --git a/arch/arm/dts/socfpga_stratix10-u-boot.dtsi b/arch/arm/
dts/socfpga_stratix10-u-boot.dtsi
index ad4b383f704..89fa0e829f6 100644
--- a/arch/arm/dts/socfpga_stratix10-u-boot.dtsi
+++ b/arch/arm/dts/socfpga_stratix10-u-boot.dtsi
@@ -13,6 +13,7 @@
aliases {
spi0 = &qspi;
i2c0 = &i2c1;
+ sysmgr = &sysmgr;
freeze_br0 = &freeze_controller;
};
@@ -283,6 +284,11 @@
};
};
+&sysmgr {
+ compatible = "altr,sys-mgr", "syscon";
+ bootph-all;
+};
+
&uart0 {
bootph-all;
clock-frequency = <100000000>;
diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/
Makefile
index b6f35ddacc4..962dce67c64 100644
--- a/arch/arm/mach-socfpga/Makefile
+++ b/arch/arm/mach-socfpga/Makefile
@@ -39,6 +39,7 @@ obj-y += system_manager_soc64.o
obj-y += timer_s10.o
obj-y += wrap_handoff_soc64.o
obj-y += wrap_pll_config_soc64.o
+obj-y += altera-sysmgr.o
endif
ifdef CONFIG_ARCH_SOCFPGA_AGILEX
diff --git a/arch/arm/mach-socfpga/misc.c b/arch/arm/mach-socfpga/misc.c
index 1eef7893e54..418d7dfb572 100644
--- a/arch/arm/mach-socfpga/misc.c
+++ b/arch/arm/mach-socfpga/misc.c
@@ -263,7 +263,8 @@ void socfpga_get_managers_addr(void)
if (!IS_ENABLED(CONFIG_ARCH_SOCFPGA_AGILEX) &&
!IS_ENABLED(CONFIG_ARCH_SOCFPGA_AGILEX7M) &&
- !IS_ENABLED(CONFIG_ARCH_SOCFPGA_AGILEX5)) {
+ !IS_ENABLED(CONFIG_ARCH_SOCFPGA_AGILEX5) &&
+ !IS_ENABLED(CONFIG_ARCH_SOCFPGA_STRATIX10)) {
ret = socfpga_get_base_addr("altr,sys-mgr",
&socfpga_sysmgr_base);
if (ret)
diff --git a/arch/arm/mach-socfpga/spl_s10.c b/arch/arm/mach-socfpga/
spl_s10.c
index ce1d5d4c8ff..b05bec2cbc1 100644
--- a/arch/arm/mach-socfpga/spl_s10.c
+++ b/arch/arm/mach-socfpga/spl_s10.c
@@ -48,6 +48,7 @@ void board_init_f(ulong dummy)
if (ret)
hang();
+ socfpga_get_sys_mgr_addr();
socfpga_get_managers_addr();
/* Ensure watchdog is paused when debugging is happening */
diff --git a/board/altera/stratix10-socdk/Makefile b/board/altera/
stratix10-socdk/Makefile
new file mode 100644
index 00000000000..416c121406a
--- /dev/null
+++ b/board/altera/stratix10-socdk/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright (C) 2026 Altera Corporation <www.altera.com>
+#
+# SPDX-License-Identifier: GPL-2.0
