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| author | Aneesh Bansal <aneesh.bansal@freescale.com> | 2015-12-08 13:54:27 +0530 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-12-15 08:57:34 +0800 |
| commit | 70f959c3c45bd408ba4f7b18a3a69afd9ccfe739 (patch) | |
| tree | 395527cca3de20daf5dbcd0dceeba89c42db2285 /arch/arm/cpu/armv8/fsl-layerscape/soc.c | |
| parent | b644d3e932f133bbb8b577c1965eae399b7df99e (diff) | |
| download | blackbird-obmc-uboot-70f959c3c45bd408ba4f7b18a3a69afd9ccfe739.tar.gz blackbird-obmc-uboot-70f959c3c45bd408ba4f7b18a3a69afd9ccfe739.zip | |
armv8: Make SEC read/write as snoopable for LS1043
For LS1043, SEC read/writes are made snoopable by setting
the corresponding bits in SCFG to avoid coherency issues.
Signed-off-by: Aneesh Bansal <aneesh.bansal@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape/soc.c')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/soc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index a0de4becd1..8d40405923 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -161,11 +161,16 @@ void fsl_lsch3_early_init_f(void) void fsl_lsch2_early_init_f(void) { struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR; + struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR; #ifdef CONFIG_FSL_IFC init_early_memctl_regs(); /* tighten IFC timing */ #endif + /* Make SEC reads and writes snoopable */ + setbits_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SECRDSNP | + SCFG_SNPCNFGCR_SECWRSNP); + /* * Enable snoop requests and DVM message requests for * Slave insterface S4 (A53 core cluster) |
