#include <asm/io.h>
#include <asm/global_data.h>
#include <asm/arch-fsl-layerscape/config.h>
+#ifdef CONFIG_SYS_FSL_DDR
+#include <fsl_ddr_sdram.h>
+#include <fsl_ddr.h>
+#endif
#ifdef CONFIG_CHAIN_OF_TRUST
#include <fsl_validate.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
-#if defined(CONFIG_LS2080A) || defined(CONFIG_LS2085A)
+bool soc_has_dp_ddr(void)
+{
+ struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+ u32 svr = gur_in32(&gur->svr);
+
+ /* LS2085A has DP_DDR */
+ if (SVR_SOC_VER(svr) == SVR_LS2085)
+ return true;
+
+ return false;
+}
+
+bool soc_has_aiop(void)
+{
+ struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+ u32 svr = gur_in32(&gur->svr);
+
+ /* LS2085A has AIOP */
+ if (SVR_SOC_VER(svr) == SVR_LS2085)
+ return true;
+
+ return false;
+}
+
+#ifdef CONFIG_LS2080A
/*
* This erratum requires setting a value to eddrtqcr1 to
* optimal the DDR performance.
#endif
#endif
}
-
+void bypass_smmu(void)
+{
+ u32 val;
+ val = (in_le32(SMMU_SCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
+ out_le32(SMMU_SCR0, val);
+ val = (in_le32(SMMU_NSCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
+ out_le32(SMMU_NSCR0, val);
+}
void fsl_lsch3_early_init_f(void)
{
erratum_a008751();
erratum_a009203();
erratum_a008514();
erratum_a008336();
+#ifdef CONFIG_CHAIN_OF_TRUST
+ /* In case of Secure Boot, the IBR configures the SMMU
+ * to allow only Secure transactions.
+ * SMMU must be reset in bypass mode.
+ * Set the ClientPD bit and Clear the USFCFG Bit
+ */
+ if (fsl_check_boot_mode_secure() == 1)
+ bypass_smmu();
+#endif
}
#ifdef CONFIG_SCSI_AHCI_PLAT
}
#endif
-#elif defined(CONFIG_LS1043A)
+#elif defined(CONFIG_FSL_LSCH2)
#ifdef CONFIG_SCSI_AHCI_PLAT
int sata_init(void)
{
#endif
}
+static void erratum_a008850_early(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
+ /* part 1 of 2 */
+ struct ccsr_cci400 __iomem *cci = (void *)CONFIG_SYS_CCI400_ADDR;
+ struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
+
+ /* disables propagation of barrier transactions to DDRC from CCI400 */
+ out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
+
+ /* disable the re-ordering in DDRC */
+ ddr_out32(&ddr->eor, DDR_EOR_RD_REOD_DIS | DDR_EOR_WD_REOD_DIS);
+#endif
+}
+
+void erratum_a008850_post(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
+ /* part 2 of 2 */
+ struct ccsr_cci400 __iomem *cci = (void *)CONFIG_SYS_CCI400_ADDR;
+ struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
+ u32 tmp;
+
+ /* enable propagation of barrier transactions to DDRC from CCI400 */
+ out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
+
+ /* enable the re-ordering in DDRC */
+ tmp = ddr_in32(&ddr->eor);
+ tmp &= ~(DDR_EOR_RD_REOD_DIS | DDR_EOR_WD_REOD_DIS);
+ ddr_out32(&ddr->eor, tmp);
+#endif
+}
+
void fsl_lsch2_early_init_f(void)
{
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
/* Erratum */
+ erratum_a008850_early(); /* part 1 of 2 */
erratum_a009929();
erratum_a009660();
}