diff options
author | Thor Thayer <thor.thayer@linux.intel.com> | 2019-11-03 14:32:08 -0600 |
---|---|---|
committer | Thor Thayer <thor.thayer@linux.intel.com> | 2019-11-03 14:34:16 -0600 |
commit | 2113e85dbccb22d6ec4df1c4e2149c9c9a7c44b6 (patch) | |
tree | 5bb4500dd70945db9cf24c4b3bcea6d6d3d17ebe | |
parent | 8c4cd804d6d77fbc4d7201d19755b6e89d43ae65 (diff) | |
download | u-boot-socfpga-2113e85dbccb22d6ec4df1c4e2149c9c9a7c44b6.tar.gz |
HSD #1707095796: Remove MPFE Firewall for SMMU
Remove firewall on MPFE so that SMMU can setup/walk tables in
the DDR.
Signed-off-by: Thor Thayer <thor.thayer@linux.intel.com>
---
v2 Move to firewall.c
Define MPFE_SCR for both Stratix10 and Agilex
-rw-r--r-- | arch/arm/mach-socfpga/firewall.c | 6 | ||||
-rw-r--r-- | arch/arm/mach-socfpga/include/mach/base_addr_s10.h | 1 | ||||
-rw-r--r-- | arch/arm/mach-socfpga/include/mach/firewall.h | 1 |
3 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-socfpga/firewall.c b/arch/arm/mach-socfpga/firewall.c index c67650158a..06765c84d8 100644 --- a/arch/arm/mach-socfpga/firewall.c +++ b/arch/arm/mach-socfpga/firewall.c @@ -94,4 +94,10 @@ void firewall_setup(void) firewall_l4_per_disable(); firewall_l4_sys_disable(); firewall_bridge_disable(); + +#ifdef CONFIG_TARGET_SOCFPGA_AGILEX + /* Disable the MPFE Firewall for SMMU */ + writel(FIREWALL_MPFE_SCR_DISABLE_ALL, SOCFPGA_FW_MPFE_SCR_ADDRESS); +#endif + } diff --git a/arch/arm/mach-socfpga/include/mach/base_addr_s10.h b/arch/arm/mach-socfpga/include/mach/base_addr_s10.h index e29944680b..269e639159 100644 --- a/arch/arm/mach-socfpga/include/mach/base_addr_s10.h +++ b/arch/arm/mach-socfpga/include/mach/base_addr_s10.h @@ -10,6 +10,7 @@ #define SOCFPGA_SDR_SCHEDULER_ADDRESS 0xf8000400 #define SOCFPGA_HMC_MMR_IO48_ADDRESS 0xf8010000 #define SOCFPGA_SDR_ADDRESS 0xf8011000 +#define SOCFPGA_FW_MPFE_SCR_ADDRESS 0xf8020000 #ifdef CONFIG_TARGET_SOCFPGA_AGILEX #define SOCFPGA_FW_MPU_DDR_SCR_ADDRESS 0xf8020200 #else diff --git a/arch/arm/mach-socfpga/include/mach/firewall.h b/arch/arm/mach-socfpga/include/mach/firewall.h index 516bd1c0e1..852938c85d 100644 --- a/arch/arm/mach-socfpga/include/mach/firewall.h +++ b/arch/arm/mach-socfpga/include/mach/firewall.h @@ -73,6 +73,7 @@ struct socfpga_firwall_l4_sys { }; #define FIREWALL_L4_DISABLE_ALL (BIT(0) | BIT(24) | BIT(16)) +#define FIREWALL_MPFE_SCR_DISABLE_ALL (BIT(0) | BIT(8) | BIT(16)) #define FIREWALL_BRIDGE_DISABLE_ALL (~0) /* Cache coherency unit (CCU) registers */ |