Merge tag 'u-boot-atmel-fixes-2020.07-a' of https://gitlab.denx.de/u-boot/custodians...

[oweals/u-boot.git] / arch / arm / cpu / armv8 / fsl-layerscape / fdt.c

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
index 99c5d134c335dbfa28a4d2a5d1d4a846fba07ba2..9c7546028a1c01b2a2a5184bc12dbe3d7fcc5a99 100644 (file)
--- a/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/fdt.c
@@ -1,11 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2014-2015 Freescale Semiconductor, Inc.
- *
- * SPDX-License-Identifier:    GPL-2.0+
+ * Copyright 2020 NXP
  */
 
 #include <common.h>
+#include <clock_legacy.h>
 #include <efi_loader.h>
+#include <log.h>
+#include <asm/cache.h>
 #include <linux/libfdt.h>
 #include <fdt_support.h>
 #include <phy.h>
@@ -31,6 +34,14 @@
 
 int fdt_fixup_phy_connection(void *blob, int offset, phy_interface_t phyc)
 {
+       const char *conn;
+
+       /* Do NOT apply fixup for backplane modes specified in DT */
+       if (phyc == PHY_INTERFACE_MODE_XGMII) {
+               conn = fdt_getprop(blob, offset, "phy-connection-type", NULL);
+               if (is_backplane_mode(conn))
+                       return 0;
+       }
        return fdt_setprop_string(blob, offset, "phy-connection-type",
                                         phy_string_for_interface(phyc));
 }
@@ -136,10 +147,9 @@ remove_psci_node:
 
        fdt_add_mem_rsv(blob, (uintptr_t)&secondary_boot_code,
                        *boot_code_size);
-#if defined(CONFIG_EFI_LOADER) && !defined(CONFIG_SPL_BUILD)
-       efi_add_memory_map((uintptr_t)&secondary_boot_code,
-                          ALIGN(*boot_code_size, EFI_PAGE_SIZE) >> EFI_PAGE_SHIFT,
-                          EFI_RESERVED_MEMORY_TYPE, false);
+#if CONFIG_IS_ENABLED(EFI_LOADER)
+       efi_add_memory_map((uintptr_t)&secondary_boot_code, *boot_code_size,
+                          EFI_RESERVED_MEMORY_TYPE);
 #endif
 }
 #endif
@@ -328,7 +338,7 @@ static int _fdt_fixup_pci_msi(void *blob, const char *name, int rev)
        memcpy((char *)tmp, p, len);
 
        val = fdt32_to_cpu(tmp[0][6]);
-       if (rev > REV1_0) {
+       if (rev == REV1_0) {
                tmp[1][6] = cpu_to_fdt32(val + 1);
                tmp[2][6] = cpu_to_fdt32(val + 2);
                tmp[3][6] = cpu_to_fdt32(val + 3);
@@ -402,6 +412,32 @@ void fdt_fixup_remove_jr(void *blob)
 }
 #endif
 
+#ifdef CONFIG_ARCH_LS1028A
+static void fdt_disable_multimedia(void *blob, unsigned int svr)
+{
+       int off;
+
+       if (IS_MULTIMEDIA_EN(svr))
+               return;
+
+       /* Disable eDP/LCD node */
+       off = fdt_node_offset_by_compatible(blob, -1, "arm,mali-dp500");
+       if (off != -FDT_ERR_NOTFOUND)
+               fdt_status_disabled(blob, off);
+
+       /* Disable GPU node */
+       off = fdt_node_offset_by_compatible(blob, -1, "fsl,ls1028a-gpu");
+       if (off != -FDT_ERR_NOTFOUND)
+               fdt_status_disabled(blob, off);
+}
+#endif
+
+#ifdef CONFIG_PCIE_ECAM_GENERIC
+__weak void fdt_fixup_ecam(void *blob)
+{
+}
+#endif
+
 void ft_cpu_setup(void *blob, bd_t *bd)
 {
        struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
@@ -415,8 +451,8 @@ void ft_cpu_setup(void *blob, bd_t *bd)
                ccsr_sec_t __iomem *sec;
 
 #ifdef CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT
-               if (fdt_fixup_kaslr(blob))
-                       fdt_fixup_remove_jr(blob);
+               fdt_fixup_remove_jr(blob);
+               fdt_fixup_kaslr(blob);
 #endif
 
                sec = (void __iomem *)CONFIG_SYS_FSL_SEC_ADDR;
@@ -436,7 +472,11 @@ void ft_cpu_setup(void *blob, bd_t *bd)
        do_fixup_by_path_u32(blob, "/sysclk", "clock-frequency",
                             CONFIG_SYS_CLK_FREQ, 1);
 
-#ifdef CONFIG_PCI
+#ifdef CONFIG_GIC_V3_ITS
+       ls_gic_rd_tables_init(blob);
+#endif
+
+#if defined(CONFIG_PCIE_LAYERSCAPE) || defined(CONFIG_PCIE_LAYERSCAPE_GEN4)
        ft_pci_setup(blob, bd);
 #endif
 
@@ -463,4 +503,10 @@ void ft_cpu_setup(void *blob, bd_t *bd)
 #ifdef CONFIG_HAS_FEATURE_ENHANCED_MSI
        fdt_fixup_msi(blob);
 #endif
+#ifdef CONFIG_ARCH_LS1028A
+       fdt_disable_multimedia(blob, svr);
+#endif
+#ifdef CONFIG_PCIE_ECAM_GENERIC
+       fdt_fixup_ecam(blob);
+#endif
 }