From: Scott Wood scottwood@freescale.com
This is required for TLB invalidation broadcasts to work.
Signed-off-by: Scott Wood scottwood@freescale.com Signed-off-by: York Sun yorksun@freescale.com ---
Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None
arch/arm/cpu/armv8/fsl-lsch3/lowlevel.S | 9 +++++++++ arch/arm/include/asm/arch-fsl-lsch3/config.h | 6 ++++++ 2 files changed, 15 insertions(+)
diff --git a/arch/arm/cpu/armv8/fsl-lsch3/lowlevel.S b/arch/arm/cpu/armv8/fsl-lsch3/lowlevel.S index 53bdb44..018c617 100644 --- a/arch/arm/cpu/armv8/fsl-lsch3/lowlevel.S +++ b/arch/arm/cpu/armv8/fsl-lsch3/lowlevel.S @@ -15,6 +15,15 @@ ENTRY(lowlevel_init) mov x29, lr /* Save LR */
+ /* Add fully-coherent masters to DVM domain */ + ldr x1, =CCI_MN_BASE + ldr x2, [x1, #CCI_MN_RNF_NODEID_LIST] + str x2, [x1, #CCI_MN_DVM_DOMAIN_CTL_SET] +1: ldr x3, [x1, #CCI_MN_DVM_DOMAIN_CTL_SET] + mvn x0, x3 + tst x0, x3 /* Wait for domain addition to complete */ + b.ne 1b + /* Set the SMMU page size in the sACR register */ ldr x1, =SMMU_BASE ldr w0, [x1, #0x10] diff --git a/arch/arm/include/asm/arch-fsl-lsch3/config.h b/arch/arm/include/asm/arch-fsl-lsch3/config.h index 518e59c..9121452 100644 --- a/arch/arm/include/asm/arch-fsl-lsch3/config.h +++ b/arch/arm/include/asm/arch-fsl-lsch3/config.h @@ -118,6 +118,12 @@ #define CONFIG_SYS_PCIE3_PHYS_ADDR 0x1400000000ULL #define CONFIG_SYS_PCIE4_PHYS_ADDR 0x1600000000ULL
+/* Cache Coherent Interconnect */ +#define CCI_MN_BASE 0x04000000 +#define CCI_MN_RNF_NODEID_LIST 0x180 +#define CCI_MN_DVM_DOMAIN_CTL 0x200 +#define CCI_MN_DVM_DOMAIN_CTL_SET 0x210 + #ifdef CONFIG_LS2085A #define CONFIG_MAX_CPUS 16 #define CONFIG_SYS_FSL_IFC_BANK_COUNT 8