diff options
| -rw-r--r-- | arch/arm/mach-renesas/cpu_info-rzg2l.c | 2 | ||||
| -rw-r--r-- | board/renesas/rzg2l/rzg2l.c | 4 | ||||
| -rw-r--r-- | drivers/pci/pci-rcar-gen4.c | 7 |
3 files changed, 9 insertions, 4 deletions
diff --git a/arch/arm/mach-renesas/cpu_info-rzg2l.c b/arch/arm/mach-renesas/cpu_info-rzg2l.c index ab95ce76388..a9cb9f72dd3 100644 --- a/arch/arm/mach-renesas/cpu_info-rzg2l.c +++ b/arch/arm/mach-renesas/cpu_info-rzg2l.c @@ -30,7 +30,7 @@ static const struct tfa_info *get_tfa_info(void) { void *atf_fdt_blob = (void *)(rcar_atf_boot_args[1]); - if (fdt_magic(atf_fdt_blob) == FDT_MAGIC) { + if (atf_fdt_blob && fdt_magic(atf_fdt_blob) == FDT_MAGIC) { unsigned int i; for (i = 0; i < ARRAY_SIZE(tfa_info); i++) { if (!fdt_node_check_compatible(atf_fdt_blob, 0, diff --git a/board/renesas/rzg2l/rzg2l.c b/board/renesas/rzg2l/rzg2l.c index 509c5dbb156..3c8f8d04cbd 100644 --- a/board/renesas/rzg2l/rzg2l.c +++ b/board/renesas/rzg2l/rzg2l.c @@ -22,7 +22,7 @@ int board_fit_config_name_match(const char *name) { void *atf_fdt_blob = (void *)(rcar_atf_boot_args[1]); - if (fdt_magic(atf_fdt_blob) != FDT_MAGIC) + if (!atf_fdt_blob || fdt_magic(atf_fdt_blob) != FDT_MAGIC) return -1; if (is_rzg2l_board("renesas,r9a07g044l2")) @@ -36,7 +36,7 @@ static void apply_atf_overlay(void *fdt_blob) { void *atf_fdt_blob = (void *)(rcar_atf_boot_args[1]); - if (fdt_magic(atf_fdt_blob) == FDT_MAGIC) + if (atf_fdt_blob && fdt_magic(atf_fdt_blob) == FDT_MAGIC) fdt_overlay_apply_node(fdt_blob, 0, atf_fdt_blob, 0); } diff --git a/drivers/pci/pci-rcar-gen4.c b/drivers/pci/pci-rcar-gen4.c index 41f0d958447..1f41ce28b0b 100644 --- a/drivers/pci/pci-rcar-gen4.c +++ b/drivers/pci/pci-rcar-gen4.c @@ -243,7 +243,7 @@ static int rcar_gen4_pcie_ltssm_control(struct rcar_gen4_pcie *rcar, bool enable clrbits_le32(rcar->app_base + PCIERSTCTRL1, APP_HOLD_PHY_RST); - ret = readl_poll_timeout(rcar->phy_base + 0x0f8, val, !(val & BIT(18)), 10000); + ret = readl_poll_timeout(rcar->phy_base + 0x0f8, val, val & BIT(18), 10000); if (ret < 0) return ret; @@ -306,6 +306,8 @@ static int rcar_gen4_pcie_common_init(struct rcar_gen4_pcie *rcar) if (ret) goto err_unprepare; + mdelay(1); + setbits_le32(rcar->app_base + PCIEMSR0, DEVICE_TYPE_RC | ((rcar->num_lanes < 4) ? BIFUR_MOD_SET_ON : 0)); @@ -314,6 +316,9 @@ static int rcar_gen4_pcie_common_init(struct rcar_gen4_pcie *rcar) if (ret) goto err_unprepare; + reset_status(&rcar->pwr_rst); + mdelay(1); + rcar_gen4_pcie_additional_common_init(rcar); return 0; |