clk: sifive: fu540-prci: Add ddr clock initialization

[oweals/u-boot.git] / drivers / core / fdtaddr.c

diff --git a/drivers/core/fdtaddr.c b/drivers/core/fdtaddr.c
index 6850003a287b8b4490e9baf14b5397150324c30e..dfcb868f6504709c9b2eb21c54fde59b44797c84 100644 (file)
--- a/drivers/core/fdtaddr.c
+++ b/drivers/core/fdtaddr.c
@@ -11,12 +11,13 @@
 #include <common.h>
 #include <dm.h>
 #include <fdt_support.h>
+#include <log.h>
 #include <asm/io.h>
 #include <dm/device-internal.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
-fdt_addr_t devfdt_get_addr_index(struct udevice *dev, int index)
+fdt_addr_t devfdt_get_addr_index(const struct udevice *dev, int index)
 {
 #if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
        fdt_addr_t addr;
@@ -91,8 +92,8 @@ fdt_addr_t devfdt_get_addr_index(struct udevice *dev, int index)
 #endif
 }
 
-fdt_addr_t devfdt_get_addr_size_index(struct udevice *dev, int index,
-                                  fdt_size_t *size)
+fdt_addr_t devfdt_get_addr_size_index(const struct udevice *dev, int index,
+                                     fdt_size_t *size)
 {
 #if CONFIG_IS_ENABLED(OF_CONTROL)
        /*
@@ -113,7 +114,7 @@ fdt_addr_t devfdt_get_addr_size_index(struct udevice *dev, int index,
 #endif
 }
 
-fdt_addr_t devfdt_get_addr_name(struct udevice *dev, const char *name)
+fdt_addr_t devfdt_get_addr_name(const struct udevice *dev, const char *name)
 {
 #if CONFIG_IS_ENABLED(OF_CONTROL)
        int index;
@@ -129,8 +130,8 @@ fdt_addr_t devfdt_get_addr_name(struct udevice *dev, const char *name)
 #endif
 }
 
-fdt_addr_t devfdt_get_addr_size_name(struct udevice *dev, const char *name,
-                                    fdt_size_t *size)
+fdt_addr_t devfdt_get_addr_size_name(const struct udevice *dev,
+                                    const char *name, fdt_size_t *size)
 {
 #if CONFIG_IS_ENABLED(OF_CONTROL)
        int index;
@@ -146,17 +147,17 @@ fdt_addr_t devfdt_get_addr_size_name(struct udevice *dev, const char *name,
 #endif
 }
 
-fdt_addr_t devfdt_get_addr(struct udevice *dev)
+fdt_addr_t devfdt_get_addr(const struct udevice *dev)
 {
        return devfdt_get_addr_index(dev, 0);
 }
 
-void *devfdt_get_addr_ptr(struct udevice *dev)
+void *devfdt_get_addr_ptr(const struct udevice *dev)
 {
        return (void *)(uintptr_t)devfdt_get_addr_index(dev, 0);
 }
 
-void *devfdt_remap_addr_index(struct udevice *dev, int index)
+void *devfdt_remap_addr_index(const struct udevice *dev, int index)
 {
        fdt_addr_t addr = devfdt_get_addr_index(dev, index);
 
@@ -166,7 +167,7 @@ void *devfdt_remap_addr_index(struct udevice *dev, int index)
        return map_physmem(addr, 0, MAP_NOCACHE);
 }
 
-void *devfdt_remap_addr_name(struct udevice *dev, const char *name)
+void *devfdt_remap_addr_name(const struct udevice *dev, const char *name)
 {
        fdt_addr_t addr = devfdt_get_addr_name(dev, name);
 
@@ -176,12 +177,12 @@ void *devfdt_remap_addr_name(struct udevice *dev, const char *name)
        return map_physmem(addr, 0, MAP_NOCACHE);
 }
 
-void *devfdt_remap_addr(struct udevice *dev)
+void *devfdt_remap_addr(const struct udevice *dev)
 {
        return devfdt_remap_addr_index(dev, 0);
 }
 
-void *devfdt_map_physmem(struct udevice *dev, unsigned long size)
+void *devfdt_map_physmem(const struct udevice *dev, unsigned long size)
 {
        fdt_addr_t addr = devfdt_get_addr(dev);
 
@@ -190,3 +191,33 @@ void *devfdt_map_physmem(struct udevice *dev, unsigned long size)
 
        return map_physmem(addr, size, MAP_NOCACHE);
 }
+
+fdt_addr_t devfdt_get_addr_pci(const struct udevice *dev)
+{
+       ulong addr;
+
+       addr = devfdt_get_addr(dev);
+       if (CONFIG_IS_ENABLED(PCI) && IS_ENABLED(CONFIG_DM_PCI) &&
+           addr == FDT_ADDR_T_NONE) {
+               struct fdt_pci_addr pci_addr;
+               u32 bar;
+               int ret;
+
+               ret = ofnode_read_pci_addr(dev_ofnode(dev), FDT_PCI_SPACE_MEM32,
+                                          "reg", &pci_addr);
+               if (ret) {
+                       /* try if there is any i/o-mapped register */
+                       ret = ofnode_read_pci_addr(dev_ofnode(dev),
+                                                  FDT_PCI_SPACE_IO, "reg",
+                                                  &pci_addr);
+                       if (ret)
+                               return FDT_ADDR_T_NONE;
+               }
+               ret = fdtdec_get_pci_bar32(dev, &pci_addr, &bar);
+               if (ret)
+                       return FDT_ADDR_T_NONE;
+               addr = bar;
+       }
+
+       return addr;
+}