[Agilex7 M-series Platform Enablement v1 02/16] arch: arm: mach-socfpga: Add Agilex7 M-series mach-socfgpa enablement

tingting.meng at intel.com tingting.meng at intel.com
Fri May 17 07:26:47 CEST 2024


From: Wan Yee Lau <wan.yee.lau at intel.com>

Add platform related files for new platform Agilex7 M-series.

Signed-off-by: Wan Yee Lau <wan.yee.lau at intel.com>
Signed-off-by: Teik Heng Chong <teik.heng.chong at intel.com>
Signed-off-by: Tingting Meng <tingting.meng at intel.com>
---
 arch/arm/mach-socfpga/include/mach/misc.h     |  3 +-
 .../{spl_agilex.c => spl_agilex7m.c}          | 45 ++++++++++++-------
 arch/arm/mach-socfpga/wrap_handoff_soc64.c    |  4 ++
 board/intel/agilex7m-socdk/MAINTAINERS        |  7 +++
 board/intel/agilex7m-socdk/socfpga.c          |  4 ++
 5 files changed, 45 insertions(+), 18 deletions(-)
 copy arch/arm/mach-socfpga/{spl_agilex.c => spl_agilex7m.c} (68%)
 create mode 100644 board/intel/agilex7m-socdk/MAINTAINERS
 create mode 100644 board/intel/agilex7m-socdk/socfpga.c

diff --git a/arch/arm/mach-socfpga/include/mach/misc.h b/arch/arm/mach-socfpga/include/mach/misc.h
index 8460acb00d..e271d2855f 100644
--- a/arch/arm/mach-socfpga/include/mach/misc.h
+++ b/arch/arm/mach-socfpga/include/mach/misc.h
@@ -40,7 +40,8 @@ void socfpga_sdram_remap_zero(void);
 #endif
 
 #if defined(CONFIG_TARGET_SOCFPGA_STRATIX10) || \
-	defined(CONFIG_TARGET_SOCFPGA_AGILEX)
+	defined(CONFIG_TARGET_SOCFPGA_AGILEX) || \
+	defined(CONFIG_TARGET_SOCFPGA_AGILEX7M)
 int is_fpga_config_ready(void);
 #endif
 
diff --git a/arch/arm/mach-socfpga/spl_agilex.c b/arch/arm/mach-socfpga/spl_agilex7m.c
similarity index 68%
copy from arch/arm/mach-socfpga/spl_agilex.c
copy to arch/arm/mach-socfpga/spl_agilex7m.c
index ee5a9dc1e2..ee41db8884 100644
--- a/arch/arm/mach-socfpga/spl_agilex.c
+++ b/arch/arm/mach-socfpga/spl_agilex7m.c
@@ -1,26 +1,25 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (C) 2019 Intel Corporation <www.intel.com>
- *
+ * Copyright (C) 2024 Intel Corporation <www.intel.com>
  */
 
-#include <init.h>
-#include <log.h>
-#include <asm/global_data.h>
-#include <asm/io.h>
-#include <asm/u-boot.h>
-#include <asm/utils.h>
 #include <common.h>
 #include <hang.h>
 #include <image.h>
+#include <init.h>
+#include <log.h>
 #include <spl.h>
+#include <wdt.h>
 #include <asm/arch/clock_manager.h>
 #include <asm/arch/firewall.h>
 #include <asm/arch/mailbox_s10.h>
 #include <asm/arch/misc.h>
 #include <asm/arch/reset_manager.h>
 #include <asm/arch/system_manager.h>
-#include <watchdog.h>
+#include <asm/global_data.h>
+#include <asm/io.h>
+#include <asm/u-boot.h>
+#include <asm/utils.h>
 #include <dm/uclass.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -40,13 +39,6 @@ void board_init_f(ulong dummy)
 	writel(SYSMGR_WDDBG_PAUSE_ALL_CPU,
 	       socfpga_get_sysmgr_addr() + SYSMGR_SOC64_WDDBG);
 
-#ifdef CONFIG_HW_WATCHDOG
-	/* Enable watchdog before initializing the HW */
-	socfpga_per_reset(SOCFPGA_RESET(L4WD0), 1);
-	socfpga_per_reset(SOCFPGA_RESET(L4WD0), 0);
-	hw_watchdog_init();
-#endif
-
 	/* ensure all processors are not released prior Linux boot */
 	writeq(0, CPU_RELEASE_ADDR);
 
@@ -60,11 +52,30 @@ void board_init_f(ulong dummy)
 		hang();
 	}
 
+	/*
+	 * Enable watchdog as early as possible before initializing other
+	 * component. Watchdog need to be enabled after clock driver because
+	 * it will retrieve the clock frequency from clock driver.
+	 */
+	if (CONFIG_IS_ENABLED(WDT))
+		initr_watchdog();
+
 	preloader_console_init();
 	print_reset_info();
 	cm_print_clock_quick_summary();
 
-	firewall_setup();
+	ret = uclass_get_device_by_name(UCLASS_NOP, "socfpga-system-mgr-firewall", &dev);
+	if (ret) {
+		printf("System manager firewall configuration failed: %d\n", ret);
+		hang();
+	}
+
+	ret = uclass_get_device_by_name(UCLASS_NOP, "socfpga-l3interconnect-firewall", &dev);
+	if (ret) {
+		printf("L3 interconnect firewall configuration failed: %d\n", ret);
+		hang();
+	}
+
 	ret = uclass_get_device(UCLASS_CACHE, 0, &dev);
 	if (ret) {
 		debug("CCU init failed: %d\n", ret);
diff --git a/arch/arm/mach-socfpga/wrap_handoff_soc64.c b/arch/arm/mach-socfpga/wrap_handoff_soc64.c
index 6aa9bb26b4..8c06b3d59e 100644
--- a/arch/arm/mach-socfpga/wrap_handoff_soc64.c
+++ b/arch/arm/mach-socfpga/wrap_handoff_soc64.c
@@ -39,6 +39,10 @@ static enum endianness check_endianness(u32 handoff)
 	case SOC64_HANDOFF_DDR_PHY_INIT_ENGINE_MAGIC:
 		debug("%s: PHY engine handoff data\n", __func__);
 		return LITTLE_ENDIAN;
+#elif IS_ENABLED(CONFIG_TARGET_SOCFPGA_AGILEX7M)
+	case SOC64_HANDOFF_MAGIC_DDR:
+		debug("%s: SOC64_HANDOFF_MAGIC_DDR\n", __func__);
+		return BIG_ENDIAN;
 #endif
 	default:
 		debug("%s: Unknown endianness!!\n", __func__);
diff --git a/board/intel/agilex7m-socdk/MAINTAINERS b/board/intel/agilex7m-socdk/MAINTAINERS
new file mode 100644
index 0000000000..feb2916488
--- /dev/null
+++ b/board/intel/agilex7m-socdk/MAINTAINERS
@@ -0,0 +1,7 @@
+SOCFPGA BOARD
+M:	Tien Fong Chee <tien.fong.chee at intel.com>
+M:	Teik Heng Chong <teik.heng.chong at intel.com>
+S:	Maintained
+F:	board/intel/agilex7m-socdk/
+F:	include/configs/socfpga_agilex7m_socdk.h
+F:	configs/socfpga_agilex7m_sdmmc_defconfig
diff --git a/board/intel/agilex7m-socdk/socfpga.c b/board/intel/agilex7m-socdk/socfpga.c
new file mode 100644
index 0000000000..52921d90aa
--- /dev/null
+++ b/board/intel/agilex7m-socdk/socfpga.c
@@ -0,0 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2024 Intel Corporation <www.intel.com>
+ */
-- 
2.25.1



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