+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2014-2015 Freescale Semiconductor
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
+#include <fsl_immap.h>
#include <fsl_ifc.h>
#include <ahci.h>
#include <scsi.h>
#ifdef CONFIG_CHAIN_OF_TRUST
#include <fsl_validate.h>
#endif
-
-DECLARE_GLOBAL_DATA_PTR;
+#include <fsl_immap.h>
bool soc_has_dp_ddr(void)
{
return false;
}
+static inline void set_usb_txvreftune(u32 __iomem *scfg, u32 offset)
+{
+ scfg_clrsetbits32(scfg + offset / 4,
+ 0xF << 6,
+ SCFG_USB_TXVREFTUNE << 6);
+}
+
+static void erratum_a009008(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009008
+ u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
+
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
+ defined(CONFIG_ARCH_LS1012A)
+ set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB1);
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
+ set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB2);
+ set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB3);
+#endif
+#elif defined(CONFIG_ARCH_LS2080A)
+ set_usb_txvreftune(scfg, SCFG_USB3PRM1CR);
+#endif
+#endif /* CONFIG_SYS_FSL_ERRATUM_A009008 */
+}
+
+static inline void set_usb_sqrxtune(u32 __iomem *scfg, u32 offset)
+{
+ scfg_clrbits32(scfg + offset / 4,
+ SCFG_USB_SQRXTUNE_MASK << 23);
+}
+
+static void erratum_a009798(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009798
+ u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
+
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
+ defined(CONFIG_ARCH_LS1012A)
+ set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB1);
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
+ set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB2);
+ set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB3);
+#endif
+#elif defined(CONFIG_ARCH_LS2080A)
+ set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR);
+#endif
+#endif /* CONFIG_SYS_FSL_ERRATUM_A009798 */
+}
+
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
+ defined(CONFIG_ARCH_LS1012A)
+static inline void set_usb_pcstxswingfull(u32 __iomem *scfg, u32 offset)
+{
+ scfg_clrsetbits32(scfg + offset / 4,
+ 0x7F << 9,
+ SCFG_USB_PCSTXSWINGFULL << 9);
+}
+#endif
+
+static void erratum_a008997(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008997
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
+ defined(CONFIG_ARCH_LS1012A)
+ u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
+
+ set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB1);
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
+ set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB2);
+ set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB3);
+#endif
+#endif
+#endif /* CONFIG_SYS_FSL_ERRATUM_A008997 */
+}
+
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
+ defined(CONFIG_ARCH_LS1012A)
+
+#define PROGRAM_USB_PHY_RX_OVRD_IN_HI(phy) \
+ out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_1); \
+ out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_2); \
+ out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_3); \
+ out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_4)
+
+#elif defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A)
+
+#define PROGRAM_USB_PHY_RX_OVRD_IN_HI(phy) \
+ out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_1); \
+ out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_2); \
+ out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_3); \
+ out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_4)
+
+#endif
+
+static void erratum_a009007(void)
+{
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
+ defined(CONFIG_ARCH_LS1012A)
+ void __iomem *usb_phy = (void __iomem *)SCFG_USB_PHY1;
+
+ PROGRAM_USB_PHY_RX_OVRD_IN_HI(usb_phy);
+#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
+ usb_phy = (void __iomem *)SCFG_USB_PHY2;
+ PROGRAM_USB_PHY_RX_OVRD_IN_HI(usb_phy);
+
+ usb_phy = (void __iomem *)SCFG_USB_PHY3;
+ PROGRAM_USB_PHY_RX_OVRD_IN_HI(usb_phy);
+#endif
+#elif defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A)
+ void __iomem *dcsr = (void __iomem *)DCSR_BASE;
+
+ PROGRAM_USB_PHY_RX_OVRD_IN_HI(dcsr + DCSR_USB_PHY1);
+ PROGRAM_USB_PHY_RX_OVRD_IN_HI(dcsr + DCSR_USB_PHY2);
+#endif /* CONFIG_SYS_FSL_ERRATUM_A009007 */
+}
+
#if defined(CONFIG_FSL_LSCH3)
/*
* This erratum requires setting a value to eddrtqcr1 to
static unsigned long get_internval_val_mhz(void)
{
- char *interval = getenv(PLATFORM_CYCLE_ENV_VAR);
+ char *interval = env_get(PLATFORM_CYCLE_ENV_VAR);
/*
* interval is the number of platform cycles(MHz) between
* wake up events generated by EPU.
static void erratum_rcw_src(void)
{
-#if defined(CONFIG_SPL)
+#if defined(CONFIG_SPL) && defined(CONFIG_NAND_BOOT)
u32 __iomem *dcfg_ccsr = (u32 __iomem *)DCFG_BASE;
u32 __iomem *dcfg_dcsr = (u32 __iomem *)DCFG_DCSR_BASE;
u32 val;
* This erratum requires setting glitch_en bit to enable
* digital glitch filter to improve clock stability.
*/
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009203
static void erratum_a009203(void)
{
- u8 __iomem *ptr;
#ifdef CONFIG_SYS_I2C
+ u8 __iomem *ptr;
#ifdef I2C1_BASE_ADDR
ptr = (u8 __iomem *)(I2C1_BASE_ADDR + I2C_DEBUG_REG);
#endif
#endif
}
+#endif
void bypass_smmu(void)
{
void fsl_lsch3_early_init_f(void)
{
erratum_rcw_src();
+#ifdef CONFIG_FSL_IFC
init_early_memctl_regs(); /* tighten IFC timing */
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009203
erratum_a009203();
+#endif
erratum_a008514();
erratum_a008336();
+ erratum_a009008();
+ erratum_a009798();
+ erratum_a008997();
+ erratum_a009007();
#ifdef CONFIG_CHAIN_OF_TRUST
/* In case of Secure Boot, the IBR configures the SMMU
* to allow only Secure transactions.
{
struct ccsr_ahci __iomem *ccsr_ahci;
+#ifdef CONFIG_SYS_SATA2
ccsr_ahci = (void *)CONFIG_SYS_SATA2;
out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->pp2c, AHCI_PORT_PHY2_CFG);
+ out_le32(&ccsr_ahci->pp3c, AHCI_PORT_PHY3_CFG);
out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG);
+ out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG);
+#endif
+#ifdef CONFIG_SYS_SATA1
ccsr_ahci = (void *)CONFIG_SYS_SATA1;
out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->pp2c, AHCI_PORT_PHY2_CFG);
+ out_le32(&ccsr_ahci->pp3c, AHCI_PORT_PHY3_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);
+ scsi_scan(false);
+#endif
return 0;
}
#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;
+
+ /* get the voltage ID from fuse status register */
+ fusesr = in_le32(&gur->dcfg_fusesr);
+ debug("%s: fusesr = 0x%x\n", __func__, fusesr);
+ vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_ALTVID_SHIFT) &
+ FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK;
+ if ((vid == 0) || (vid == FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK)) {
+ vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_VID_SHIFT) &
+ FSL_CHASSIS3_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;
+ debug("%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;
+}
+
#elif defined(CONFIG_FSL_LSCH2)
#ifdef CONFIG_SCSI_AHCI_PLAT
int sata_init(void)
{
struct ccsr_ahci __iomem *ccsr_ahci = (void *)CONFIG_SYS_SATA;
-#ifdef CONFIG_ARCH_LS1046A
/* Disable SATA ECC */
out_le32((void *)CONFIG_SYS_DCSR_DCFG_ADDR + 0x520, 0x80000000);
-#endif
out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->pp2c, AHCI_PORT_PHY2_CFG);
+ out_le32(&ccsr_ahci->pp3c, AHCI_PORT_PHY3_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);
+ scsi_scan(false);
return 0;
}
{
#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
/* part 1 of 2 */
- struct ccsr_cci400 __iomem *cci = (void *)CONFIG_SYS_CCI400_ADDR;
+ struct ccsr_cci400 __iomem *cci = (void *)(CONFIG_SYS_IMMR +
+ CONFIG_SYS_CCI400_OFFSET);
struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
+ /* Skip if running at lower exception level */
+ if (current_el() < 3)
+ return;
+
/* disables propagation of barrier transactions to DDRC from CCI400 */
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
{
#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
/* part 2 of 2 */
- struct ccsr_cci400 __iomem *cci = (void *)CONFIG_SYS_CCI400_ADDR;
+ struct ccsr_cci400 __iomem *cci = (void *)(CONFIG_SYS_IMMR +
+ CONFIG_SYS_CCI400_OFFSET);
struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
u32 tmp;
+ /* Skip if running at lower exception level */
+ if (current_el() < 3)
+ return;
+
/* enable propagation of barrier transactions to DDRC from CCI400 */
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
#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;
+}
+
+#ifdef CONFIG_FSL_PFE
+void init_pfe_scfg_dcfg_regs(void)
+{
+ struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
+ u32 ecccr2;
+
+ out_be32(&scfg->pfeasbcr,
+ in_be32(&scfg->pfeasbcr) | SCFG_PFEASBCR_AWCACHE0);
+ out_be32(&scfg->pfebsbcr,
+ in_be32(&scfg->pfebsbcr) | SCFG_PFEASBCR_AWCACHE0);
+
+ /* CCI-400 QoS settings for PFE */
+ out_be32(&scfg->wr_qos1, (unsigned int)(SCFG_WR_QOS1_PFE1_QOS
+ | SCFG_WR_QOS1_PFE2_QOS));
+ out_be32(&scfg->rd_qos1, (unsigned int)(SCFG_RD_QOS1_PFE1_QOS
+ | SCFG_RD_QOS1_PFE2_QOS));
+
+ ecccr2 = in_be32(CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_ECCCR2);
+ out_be32((void *)CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_ECCCR2,
+ ecccr2 | (unsigned int)DISABLE_PFE_ECC);
+}
+#endif
+
void fsl_lsch2_early_init_f(void)
{
- struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
+ struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
+ CONFIG_SYS_CCI400_OFFSET);
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
* 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);
+ if (current_el() == 3) {
+ 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();
+ erratum_a009008();
+ erratum_a009798();
+ erratum_a008997();
+ erratum_a009007();
}
#endif
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