Message ID | 1444908091-32092-1-git-send-email-horia.geanta@freescale.com |
---|---|
State | Accepted |
Delegated to: | York Sun |
Headers | show |
On 10/15/2015 04:21 AM, Horia Geantă wrote: > Enable snooping for CAAM read & write transactions by > programming the SCFG snoop configuration register: > SCFG_SNPCNFGCR[SECRDSNP] > SCFG_SNPCNFGCR[SECWRSNP] > > Signed-off-by: Horia Geantă <horia.geanta@freescale.com> > Reviewed-by: Zhengxiong Jin <Jason.Jin@freescale.com> > --- > > v2 - moved initialization in arch_cpu_init (instead of board_early_init_f), > as suggested by York. Applied to u-boot-fsl-qoriq. Awaiting upstream. Thanks. York
diff --git a/arch/arm/cpu/armv7/ls102xa/cpu.c b/arch/arm/cpu/armv7/ls102xa/cpu.c index 8dd95d98791d..0f10ed656af8 100644 --- a/arch/arm/cpu/armv7/ls102xa/cpu.c +++ b/arch/arm/cpu/armv7/ls102xa/cpu.c @@ -299,6 +299,7 @@ int arch_cpu_init(void) void *epu_base = (void *)(CONFIG_SYS_DCSRBAR + EPU_BLOCK_OFFSET); void *rcpm2_base = (void *)(CONFIG_SYS_DCSRBAR + DCSR_RCPM2_BLOCK_OFFSET); + struct ccsr_scfg *scfg = (void *)CONFIG_SYS_FSL_SCFG_ADDR; u32 state; /* @@ -326,6 +327,8 @@ int arch_cpu_init(void) */ fsl_epu_clean(epu_base); + setbits_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SEC_RD_WR); + return 0; } diff --git a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h index 60aa0d3b6f43..fbd06bafce31 100644 --- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h +++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h @@ -144,6 +144,7 @@ struct ccsr_gur { }; #define SCFG_ETSECDMAMCR_LE_BD_FR 0x00000c00 +#define SCFG_SNPCNFGCR_SEC_RD_WR 0xc0000000 #define SCFG_ETSECCMCR_GE2_CLK125 0x04000000 #define SCFG_ETSECCMCR_GE0_CLK125 0x00000000 #define SCFG_ETSECCMCR_GE1_CLK125 0x08000000