Message ID | 1449563070-5761-2-git-send-email-aneesh.bansal@freescale.com |
---|---|
State | Accepted |
Delegated to: | York Sun |
Headers | show |
On 12/08/2015 04:24 PM, Aneesh Bansal wrote: > 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> > --- > Changes in v5: None > > Changes in v4: None > > Changes in v3: None > > Changes in v2: > New Patch set created with an additional patch > Commit Subject modified Applied to fsl-qoriq master. Awaiting upstream. York
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index 8896b70..85d8df8 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -124,11 +124,16 @@ 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)
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> --- Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: New Patch set created with an additional patch Commit Subject modified arch/arm/cpu/armv8/fsl-layerscape/soc.c | 5 +++++ 1 file changed, 5 insertions(+)