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158097052a
Barrier transactions from CCI400 need to be disabled till the DDR is configured, otherwise it may lead to system hang. The patch adds workaround to fix the erratum. Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com> Signed-off-by: Alison Wang <alison.wang@nxp.com> Reviewed-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
241 lines
6.4 KiB
C
241 lines
6.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2015 Freescale Semiconductor, Inc.
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*/
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#include <common.h>
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#include <asm/arch/clock.h>
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#include <asm/io.h>
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#include <asm/arch/fsl_serdes.h>
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#include <asm/arch/immap_ls102xa.h>
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#include <asm/arch/ls102xa_soc.h>
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#include <asm/arch/ls102xa_stream_id.h>
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#include <fsl_csu.h>
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#include <fsl_ddr_sdram.h>
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struct liodn_id_table sec_liodn_tbl[] = {
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SET_SEC_JR_LIODN_ENTRY(0, 0x10, 0x10),
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SET_SEC_JR_LIODN_ENTRY(1, 0x10, 0x10),
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SET_SEC_JR_LIODN_ENTRY(2, 0x10, 0x10),
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SET_SEC_JR_LIODN_ENTRY(3, 0x10, 0x10),
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SET_SEC_RTIC_LIODN_ENTRY(a, 0x10),
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SET_SEC_RTIC_LIODN_ENTRY(b, 0x10),
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SET_SEC_RTIC_LIODN_ENTRY(c, 0x10),
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SET_SEC_RTIC_LIODN_ENTRY(d, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(0, 0x10, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(1, 0x10, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(2, 0x10, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(3, 0x10, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(4, 0x10, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(5, 0x10, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(6, 0x10, 0x10),
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SET_SEC_DECO_LIODN_ENTRY(7, 0x10, 0x10),
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};
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struct smmu_stream_id dev_stream_id[] = {
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{ 0x100, 0x01, "ETSEC MAC1" },
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{ 0x104, 0x02, "ETSEC MAC2" },
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{ 0x108, 0x03, "ETSEC MAC3" },
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{ 0x10c, 0x04, "PEX1" },
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{ 0x110, 0x05, "PEX2" },
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{ 0x114, 0x06, "qDMA" },
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{ 0x118, 0x07, "SATA" },
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{ 0x11c, 0x08, "USB3" },
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{ 0x120, 0x09, "QE" },
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{ 0x124, 0x0a, "eSDHC" },
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{ 0x128, 0x0b, "eMA" },
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{ 0x14c, 0x0c, "2D-ACE" },
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{ 0x150, 0x0d, "USB2" },
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{ 0x18c, 0x0e, "DEBUG" },
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};
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unsigned int get_soc_major_rev(void)
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{
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struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
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unsigned int svr, major;
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svr = in_be32(&gur->svr);
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major = SVR_MAJ(svr);
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return major;
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}
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static void erratum_a009008(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009008
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u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
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clrsetbits_be32(scfg + SCFG_USB3PRM1CR / 4,
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0xF << 6,
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SCFG_USB_TXVREFTUNE << 6);
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#endif /* CONFIG_SYS_FSL_ERRATUM_A009008 */
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}
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static void erratum_a009798(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009798
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u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
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clrbits_be32(scfg + SCFG_USB3PRM1CR / 4,
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SCFG_USB_SQRXTUNE_MASK << 23);
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#endif /* CONFIG_SYS_FSL_ERRATUM_A009798 */
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}
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static void erratum_a008997(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A008997
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u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
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clrsetbits_be32(scfg + SCFG_USB3PRM2CR / 4,
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SCFG_USB_PCSTXSWINGFULL_MASK,
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SCFG_USB_PCSTXSWINGFULL_VAL);
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#endif /* CONFIG_SYS_FSL_ERRATUM_A008997 */
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}
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static void erratum_a009007(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009007
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void __iomem *usb_phy = (void __iomem *)USB_PHY_BASE;
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out_le16(usb_phy + USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_1);
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out_le16(usb_phy + USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_2);
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out_le16(usb_phy + USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_3);
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out_le16(usb_phy + USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_4);
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#endif /* CONFIG_SYS_FSL_ERRATUM_A009007 */
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}
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static void erratum_a008850_early(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
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/* part 1 of 2 */
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struct ccsr_cci400 __iomem *cci = (void *)(CONFIG_SYS_IMMR +
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CONFIG_SYS_CCI400_OFFSET);
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struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
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/* disables propagation of barrier transactions to DDRC from CCI400 */
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out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
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/* disable the re-ordering in DDRC */
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out_be32(&ddr->eor, DDR_EOR_RD_REOD_DIS | DDR_EOR_WD_REOD_DIS);
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#endif
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}
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void erratum_a008850_post(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
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/* part 2 of 2 */
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struct ccsr_cci400 __iomem *cci = (void *)(CONFIG_SYS_IMMR +
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CONFIG_SYS_CCI400_OFFSET);
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struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
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u32 tmp;
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/* enable propagation of barrier transactions to DDRC from CCI400 */
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out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
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/* enable the re-ordering in DDRC */
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tmp = in_be32(&ddr->eor);
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tmp &= ~(DDR_EOR_RD_REOD_DIS | DDR_EOR_WD_REOD_DIS);
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out_be32(&ddr->eor, tmp);
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#endif
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}
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void s_init(void)
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{
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}
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#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
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void erratum_a010315(void)
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{
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int i;
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for (i = PCIE1; i <= PCIE2; i++)
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if (!is_serdes_configured(i)) {
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debug("PCIe%d: disabled all R/W permission!\n", i);
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set_pcie_ns_access(i, 0);
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}
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}
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#endif
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int arch_soc_init(void)
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{
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struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
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struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
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CONFIG_SYS_CCI400_OFFSET);
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unsigned int major;
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#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
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enable_layerscape_ns_access();
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#endif
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#ifdef CONFIG_FSL_QSPI
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out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL);
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#endif
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#ifdef CONFIG_VIDEO_FSL_DCU_FB
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out_be32(&scfg->pixclkcr, SCFG_PIXCLKCR_PXCKEN);
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#endif
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/* Configure Little endian for SAI, ASRC and SPDIF */
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out_be32(&scfg->endiancr, SCFG_ENDIANCR_LE);
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/*
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* Enable snoop requests and DVM message requests for
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* All the slave insterfaces.
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*/
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out_le32(&cci->slave[0].snoop_ctrl,
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CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
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out_le32(&cci->slave[1].snoop_ctrl,
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CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
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out_le32(&cci->slave[2].snoop_ctrl,
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CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
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out_le32(&cci->slave[4].snoop_ctrl,
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CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
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major = get_soc_major_rev();
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if (major == SOC_MAJOR_VER_1_0) {
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/*
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* Set CCI-400 Slave interface S1, S2 Shareable Override
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* Register All transactions are treated as non-shareable
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*/
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out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
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out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
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}
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/* Enable all the snoop signal for various masters */
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out_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SEC_RD_WR |
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SCFG_SNPCNFGCR_DCU_RD_WR |
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SCFG_SNPCNFGCR_SATA_RD_WR |
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SCFG_SNPCNFGCR_USB3_RD_WR |
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SCFG_SNPCNFGCR_DBG_RD_WR |
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SCFG_SNPCNFGCR_EDMA_SNP);
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/*
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* Memory controller require a register write before being enabled.
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* Affects: DDR
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* Register: EDDRTQCFG
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* Description: Memory controller performance is not optimal with
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* default internal target queue register values.
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* Workaround: Write a value of 63b2_0042h to address: 157_020Ch.
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*/
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out_be32(&scfg->eddrtqcfg, 0x63b20042);
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/* Erratum */
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erratum_a008850_early();
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erratum_a009008();
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erratum_a009798();
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erratum_a008997();
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erratum_a009007();
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return 0;
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}
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int ls102xa_smmu_stream_id_init(void)
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{
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ls1021x_config_caam_stream_id(sec_liodn_tbl,
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ARRAY_SIZE(sec_liodn_tbl));
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ls102xa_config_smmu_stream_id(dev_stream_id,
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ARRAY_SIZE(dev_stream_id));
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return 0;
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}
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