#include <common.h>
#include <fsl_ifc.h>
+#include <ahci.h>
+#include <scsi.h>
+#include <asm/arch/fsl_serdes.h>
#include <asm/arch/soc.h>
#include <asm/io.h>
#include <asm/global_data.h>
+#include <asm/arch-fsl-layerscape/config.h>
+#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
+#include <fsl_csu.h>
+#endif
+#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;
-#ifdef CONFIG_LS2080A
-static void erratum_a008751(void)
+bool soc_has_dp_ddr(void)
+{
+ struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+ u32 svr = gur_in32(&gur->svr);
+
+ /* LS2085A, LS2088A, LS2048A has DP_DDR */
+ if ((SVR_SOC_VER(svr) == SVR_LS2085A) ||
+ (SVR_SOC_VER(svr) == SVR_LS2088A) ||
+ (SVR_SOC_VER(svr) == SVR_LS2048A))
+ 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_LS2085A)
+ return true;
+
+ return false;
+}
+
+#if defined(CONFIG_FSL_LSCH3)
+/*
+ * This erratum requires setting a value to eddrtqcr1 to
+ * optimal the DDR performance.
+ */
+static void erratum_a008336(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008336
+ u32 *eddrtqcr1;
+
+#ifdef CONFIG_SYS_FSL_DCSR_DDR_ADDR
+ eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR_ADDR + 0x800;
+ if (fsl_ddr_get_version(0) == 0x50200)
+ out_le32(eddrtqcr1, 0x63b30002);
+#endif
+#ifdef CONFIG_SYS_FSL_DCSR_DDR2_ADDR
+ eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR2_ADDR + 0x800;
+ if (fsl_ddr_get_version(0) == 0x50200)
+ out_le32(eddrtqcr1, 0x63b30002);
+#endif
+#endif
+}
+
+/*
+ * This erratum requires a register write before being Memory
+ * controller 3 being enabled.
+ */
+static void erratum_a008514(void)
{
-#ifdef CONFIG_SYS_FSL_ERRATUM_A008751
- u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008514
+ u32 *eddrtqcr1;
- writel(0x27672b2a, scfg + SCFG_USB3PRM1CR / 4);
+#ifdef CONFIG_SYS_FSL_DCSR_DDR3_ADDR
+ eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR3_ADDR + 0x800;
+ out_le32(eddrtqcr1, 0x63b20002);
+#endif
#endif
}
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009635
+#define PLATFORM_CYCLE_ENV_VAR "a009635_interval_val"
+
+static unsigned long get_internval_val_mhz(void)
+{
+ char *interval = getenv(PLATFORM_CYCLE_ENV_VAR);
+ /*
+ * interval is the number of platform cycles(MHz) between
+ * wake up events generated by EPU.
+ */
+ ulong interval_mhz = get_bus_freq(0) / (1000 * 1000);
+
+ if (interval)
+ interval_mhz = simple_strtoul(interval, NULL, 10);
+
+ return interval_mhz;
+}
+
+void erratum_a009635(void)
+{
+ u32 val;
+ unsigned long interval_mhz = get_internval_val_mhz();
+
+ if (!interval_mhz)
+ return;
+
+ val = in_le32(DCSR_CGACRE5);
+ writel(val | 0x00000200, DCSR_CGACRE5);
+
+ val = in_le32(EPU_EPCMPR5);
+ writel(interval_mhz, EPU_EPCMPR5);
+ val = in_le32(EPU_EPCCR5);
+ writel(val | 0x82820000, EPU_EPCCR5);
+ val = in_le32(EPU_EPSMCR5);
+ writel(val | 0x002f0000, EPU_EPSMCR5);
+ val = in_le32(EPU_EPECR5);
+ writel(val | 0x20000000, EPU_EPECR5);
+ val = in_le32(EPU_EPGCR);
+ writel(val | 0x80000000, EPU_EPGCR);
+}
+#endif /* CONFIG_SYS_FSL_ERRATUM_A009635 */
static void erratum_rcw_src(void)
{
#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_rcw_src();
init_early_memctl_regs(); /* tighten IFC timing */
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
+int sata_init(void)
+{
+ struct ccsr_ahci __iomem *ccsr_ahci;
+
+ ccsr_ahci = (void *)CONFIG_SYS_SATA2;
+ out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG);
+ out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG);
+
+ ccsr_ahci = (void *)CONFIG_SYS_SATA1;
+ out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG);
+ out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG);
+
+ ahci_init((void __iomem *)CONFIG_SYS_SATA1);
+ scsi_scan(0);
+
+ return 0;
+}
+#endif
+
+#elif defined(CONFIG_FSL_LSCH2)
+#ifdef CONFIG_SCSI_AHCI_PLAT
+int sata_init(void)
+{
+ struct ccsr_ahci __iomem *ccsr_ahci = (void *)CONFIG_SYS_SATA;
+
+ /* Disable SATA ECC */
+ out_le32((void *)CONFIG_SYS_DCSR_DCFG_ADDR + 0x520, 0x80000000);
+ out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG);
+ out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG);
+
+ ahci_init((void __iomem *)CONFIG_SYS_SATA);
+ scsi_scan(0);
+
+ return 0;
+}
+#endif
+
+static void erratum_a009929(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009929
+ struct ccsr_gur *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+ u32 __iomem *dcsr_cop_ccp = (void *)CONFIG_SYS_DCSR_COP_CCP_ADDR;
+ u32 rstrqmr1 = gur_in32(&gur->rstrqmr1);
+
+ rstrqmr1 |= 0x00000400;
+ gur_out32(&gur->rstrqmr1, rstrqmr1);
+ writel(0x01000000, dcsr_cop_ccp);
+#endif
+}
+
+/*
+ * This erratum requires setting a value to eddrtqcr1 to optimal
+ * the DDR performance. The eddrtqcr1 register is in SCFG space
+ * of LS1043A and the offset is 0x157_020c.
+ */
+#if defined(CONFIG_SYS_FSL_ERRATUM_A009660) \
+ && defined(CONFIG_SYS_FSL_ERRATUM_A008514)
+#error A009660 and A008514 can not be both enabled.
+#endif
+
+static void erratum_a009660(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009660
+ u32 *eddrtqcr1 = (void *)CONFIG_SYS_FSL_SCFG_ADDR + 0x20c;
+ out_be32(eddrtqcr1, 0x63b20042);
+#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
+}
+
+#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
+void erratum_a010315(void)
+{
+ int i;
+
+ for (i = PCIE1; i <= PCIE4; i++)
+ if (!is_serdes_configured(i)) {
+ debug("PCIe%d: disabled all R/W permission!\n", i);
+ set_pcie_ns_access(i, 0);
+ }
+}
+#endif
+
+static void erratum_a010539(void)
+{
+#if defined(CONFIG_SYS_FSL_ERRATUM_A010539) && defined(CONFIG_QSPI_BOOT)
+ struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+ u32 porsr1;
+
+ porsr1 = in_be32(&gur->porsr1);
+ porsr1 &= ~FSL_CHASSIS2_CCSR_PORSR1_RCW_MASK;
+ out_be32((void *)(CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_PORCR1),
+ porsr1);
+#endif
+}
+
+/* Get VDD in the unit mV from voltage ID */
+int get_core_volt_from_fuse(void)
+{
+ struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+ int vdd;
+ u32 fusesr;
+ u8 vid;
+
+ fusesr = in_be32(&gur->dcfg_fusesr);
+ debug("%s: fusesr = 0x%x\n", __func__, fusesr);
+ vid = (fusesr >> FSL_CHASSIS2_DCFG_FUSESR_ALTVID_SHIFT) &
+ FSL_CHASSIS2_DCFG_FUSESR_ALTVID_MASK;
+ if ((vid == 0) || (vid == FSL_CHASSIS2_DCFG_FUSESR_ALTVID_MASK)) {
+ vid = (fusesr >> FSL_CHASSIS2_DCFG_FUSESR_VID_SHIFT) &
+ FSL_CHASSIS2_DCFG_FUSESR_VID_MASK;
+ }
+ debug("%s: VID = 0x%x\n", __func__, vid);
+ switch (vid) {
+ case 0x00: /* VID isn't supported */
+ vdd = -EINVAL;
+ debug("%s: The VID feature is not supported\n", __func__);
+ break;
+ case 0x08: /* 0.9V silicon */
+ vdd = 900;
+ break;
+ case 0x10: /* 1.0V silicon */
+ vdd = 1000;
+ break;
+ default: /* Other core voltage */
+ vdd = -EINVAL;
+ printf("%s: The VID(%x) isn't supported\n", __func__, vid);
+ break;
+ }
+ debug("%s: The required minimum volt of CORE is %dmV\n", __func__, vdd);
+
+ return vdd;
+}
+
+__weak int board_switch_core_volt(u32 vdd)
+{
+ return 0;
+}
+
+static int setup_core_volt(u32 vdd)
+{
+ return board_setup_core_volt(vdd);
+}
+
+#ifdef CONFIG_SYS_FSL_DDR
+static void ddr_enable_0v9_volt(bool en)
+{
+ struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
+ u32 tmp;
+
+ tmp = ddr_in32(&ddr->ddr_cdr1);
+
+ if (en)
+ tmp |= DDR_CDR1_V0PT9_EN;
+ else
+ tmp &= ~DDR_CDR1_V0PT9_EN;
+
+ ddr_out32(&ddr->ddr_cdr1, tmp);
+}
+#endif
+
+int setup_chip_volt(void)
+{
+ int vdd;
+
+ vdd = get_core_volt_from_fuse();
+ /* Nothing to do for silicons doesn't support VID */
+ if (vdd < 0)
+ return vdd;
+
+ if (setup_core_volt(vdd))
+ printf("%s: Switch core VDD to %dmV failed\n", __func__, vdd);
+#ifdef CONFIG_SYS_HAS_SERDES
+ if (setup_serdes_volt(vdd))
+ printf("%s: Switch SVDD to %dmV failed\n", __func__, vdd);
+#endif
+
+#ifdef CONFIG_SYS_FSL_DDR
+ if (vdd == 900)
+ ddr_enable_0v9_volt(true);
+#endif
+
+ return 0;
}
-#elif defined(CONFIG_LS1043A)
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_LAYERSCAPE_NS_ACCESS
+ enable_layerscape_ns_access();
+#endif
#ifdef CONFIG_FSL_IFC
init_early_memctl_regs(); /* tighten IFC timing */
#endif
+#if defined(CONFIG_FSL_QSPI) && !defined(CONFIG_QSPI_BOOT)
+ out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL);
+#endif
+ /* Make SEC reads and writes snoopable */
+ setbits_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SECRDSNP |
+ SCFG_SNPCNFGCR_SECWRSNP |
+ SCFG_SNPCNFGCR_SATARDSNP |
+ SCFG_SNPCNFGCR_SATAWRSNP);
+
/*
* Enable snoop requests and DVM message requests for
* Slave insterface S4 (A53 core cluster)
*/
out_le32(&cci->slave[4].snoop_ctrl,
CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
+
+ /* Erratum */
+ erratum_a008850_early(); /* part 1 of 2 */
+ erratum_a009929();
+ erratum_a009660();
+ erratum_a010539();
+}
+#endif
+
+#ifdef CONFIG_QSPI_AHB_INIT
+/* Enable 4bytes address support and fast read */
+int qspi_ahb_init(void)
+{
+ u32 *qspi_lut, lut_key, *qspi_key;
+
+ qspi_key = (void *)SYS_FSL_QSPI_ADDR + 0x300;
+ qspi_lut = (void *)SYS_FSL_QSPI_ADDR + 0x310;
+
+ lut_key = in_be32(qspi_key);
+
+ if (lut_key == 0x5af05af0) {
+ /* That means the register is BE */
+ out_be32(qspi_key, 0x5af05af0);
+ /* Unlock the lut table */
+ out_be32(qspi_key + 1, 0x00000002);
+ out_be32(qspi_lut, 0x0820040c);
+ out_be32(qspi_lut + 1, 0x1c080c08);
+ out_be32(qspi_lut + 2, 0x00002400);
+ /* Lock the lut table */
+ out_be32(qspi_key, 0x5af05af0);
+ out_be32(qspi_key + 1, 0x00000001);
+ } else {
+ /* That means the register is LE */
+ out_le32(qspi_key, 0x5af05af0);
+ /* Unlock the lut table */
+ out_le32(qspi_key + 1, 0x00000002);
+ out_le32(qspi_lut, 0x0820040c);
+ out_le32(qspi_lut + 1, 0x1c080c08);
+ out_le32(qspi_lut + 2, 0x00002400);
+ /* Lock the lut table */
+ out_le32(qspi_key, 0x5af05af0);
+ out_le32(qspi_key + 1, 0x00000001);
+ }
+
+ return 0;
}
#endif
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
+#ifdef CONFIG_SCSI_AHCI_PLAT
+ sata_init();
+#endif
+#ifdef CONFIG_CHAIN_OF_TRUST
+ fsl_setenv_chain_of_trust();
+#endif
+#ifdef CONFIG_QSPI_AHB_INIT
+ qspi_ahb_init();
+#endif
+
return 0;
}
#endif