+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2011 The Chromium OS Authors.
- * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __fdtdec_h
* changes to support FDT are minimized.
*/
-#include <libfdt.h>
+#include <linux/libfdt.h>
#include <pci.h>
/*
typedef phys_addr_t fdt_addr_t;
typedef phys_size_t fdt_size_t;
#ifdef CONFIG_PHYS_64BIT
-#define FDT_ADDR_T_NONE (-1ULL)
+#define FDT_ADDR_T_NONE (-1U)
#define fdt_addr_to_cpu(reg) be64_to_cpu(reg)
#define fdt_size_to_cpu(reg) be64_to_cpu(reg)
+typedef fdt64_t fdt_val_t;
#else
#define FDT_ADDR_T_NONE (-1U)
#define fdt_addr_to_cpu(reg) be32_to_cpu(reg)
#define fdt_size_to_cpu(reg) be32_to_cpu(reg)
+typedef fdt32_t fdt_val_t;
#endif
/* Information obtained about memory from the FDT */
COMPAT_NVIDIA_TEGRA20_EMC, /* Tegra20 memory controller */
COMPAT_NVIDIA_TEGRA20_EMC_TABLE, /* Tegra20 memory timing table */
COMPAT_NVIDIA_TEGRA20_NAND, /* Tegra2 NAND controller */
- COMPAT_NVIDIA_TEGRA20_PWM, /* Tegra 2 PWM controller */
- COMPAT_NVIDIA_TEGRA124_SOR, /* Tegra 124 Serial Output Resource */
- COMPAT_NVIDIA_TEGRA124_PMC, /* Tegra 124 power mgmt controller */
- COMPAT_NVIDIA_TEGRA20_DC, /* Tegra 2 Display controller */
- COMPAT_NVIDIA_TEGRA186_SDMMC, /* Tegra186 SDMMC controller */
- COMPAT_NVIDIA_TEGRA210_SDMMC, /* Tegra210 SDMMC controller */
- COMPAT_NVIDIA_TEGRA124_SDMMC, /* Tegra124 SDMMC controller */
- COMPAT_NVIDIA_TEGRA30_SDMMC, /* Tegra30 SDMMC controller */
- COMPAT_NVIDIA_TEGRA20_SDMMC, /* Tegra20 SDMMC controller */
COMPAT_NVIDIA_TEGRA124_XUSB_PADCTL,
/* Tegra124 XUSB pad controller */
COMPAT_NVIDIA_TEGRA210_XUSB_PADCTL,
COMPAT_SAMSUNG_S3C2440_I2C, /* Exynos I2C Controller */
COMPAT_SAMSUNG_EXYNOS5_SOUND, /* Exynos Sound */
COMPAT_WOLFSON_WM8994_CODEC, /* Wolfson WM8994 Sound Codec */
- COMPAT_GOOGLE_CROS_EC_KEYB, /* Google CROS_EC Keyboard */
COMPAT_SAMSUNG_EXYNOS_USB_PHY, /* Exynos phy controller for usb2.0 */
COMPAT_SAMSUNG_EXYNOS5_USB3_PHY,/* Exynos phy controller for usb3.0 */
COMPAT_SAMSUNG_EXYNOS_TMU, /* Exynos TMU */
- COMPAT_SAMSUNG_EXYNOS_FIMD, /* Exynos Display controller */
COMPAT_SAMSUNG_EXYNOS_MIPI_DSI, /* Exynos mipi dsi */
- COMPAT_SAMSUNG_EXYNOS5_DP, /* Exynos Display port controller */
COMPAT_SAMSUNG_EXYNOS_DWMMC, /* Exynos DWMMC controller */
COMPAT_SAMSUNG_EXYNOS_MMC, /* Exynos MMC controller */
- COMPAT_SAMSUNG_EXYNOS_SERIAL, /* Exynos UART */
- COMPAT_MAXIM_MAX77686_PMIC, /* MAX77686 PMIC */
COMPAT_GENERIC_SPI_FLASH, /* Generic SPI Flash chip */
COMPAT_MAXIM_98095_CODEC, /* MAX98095 Codec */
COMPAT_SAMSUNG_EXYNOS5_I2C, /* Exynos5 High Speed I2C Controller */
COMPAT_SAMSUNG_EXYNOS_SYSMMU, /* Exynos sysmmu */
COMPAT_INTEL_MICROCODE, /* Intel microcode update */
- COMPAT_INTEL_PANTHERPOINT_AHCI, /* Intel Pantherpoint AHCI */
- COMPAT_INTEL_MODEL_206AX, /* Intel Model 206AX CPU */
- COMPAT_INTEL_GMA, /* Intel Graphics Media Accelerator */
COMPAT_AMS_AS3722, /* AMS AS3722 PMIC */
- COMPAT_INTEL_ICH_SPI, /* Intel ICH7/9 SPI controller */
COMPAT_INTEL_QRK_MRC, /* Intel Quark MRC */
- COMPAT_SOCIONEXT_XHCI, /* Socionext UniPhier xHCI */
- COMPAT_INTEL_PCH, /* Intel PCH */
COMPAT_ALTERA_SOCFPGA_DWMAC, /* SoCFPGA Ethernet controller */
COMPAT_ALTERA_SOCFPGA_DWMMC, /* SoCFPGA DWMMC controller */
COMPAT_ALTERA_SOCFPGA_DWC2USB, /* SoCFPGA DWC2 USB controller */
COMPAT_INTEL_BAYTRAIL_FSP, /* Intel Bay Trail FSP */
COMPAT_INTEL_BAYTRAIL_FSP_MDP, /* Intel FSP memory-down params */
COMPAT_INTEL_IVYBRIDGE_FSP, /* Intel Ivy Bridge FSP */
+ COMPAT_SUNXI_NAND, /* SUNXI NAND controller */
+ COMPAT_ALTERA_SOCFPGA_CLK, /* SoCFPGA Clock initialization */
+ COMPAT_ALTERA_SOCFPGA_PINCTRL_SINGLE, /* SoCFPGA pinctrl-single */
+ COMPAT_ALTERA_SOCFPGA_H2F_BRG, /* SoCFPGA hps2fpga bridge */
+ COMPAT_ALTERA_SOCFPGA_LWH2F_BRG, /* SoCFPGA lwhps2fpga bridge */
+ COMPAT_ALTERA_SOCFPGA_F2H_BRG, /* SoCFPGA fpga2hps bridge */
+ COMPAT_ALTERA_SOCFPGA_F2SDR0, /* SoCFPGA fpga2SDRAM0 bridge */
+ COMPAT_ALTERA_SOCFPGA_F2SDR1, /* SoCFPGA fpga2SDRAM1 bridge */
+ COMPAT_ALTERA_SOCFPGA_F2SDR2, /* SoCFPGA fpga2SDRAM2 bridge */
+ COMPAT_ALTERA_SOCFPGA_FPGA0, /* SOCFPGA FPGA manager */
+ COMPAT_ALTERA_SOCFPGA_NOC, /* SOCFPGA Arria 10 NOC */
+ COMPAT_ALTERA_SOCFPGA_CLK_INIT, /* SOCFPGA Arria 10 clk init */
COMPAT_COUNT,
};
* @param na the number of cells used to represent an address
* @param ns the number of cells used to represent a size
* @param sizep a pointer to store the size into. Use NULL if not required
+ * @param translate Indicates whether to translate the returned value
+ * using the parent node's ranges property.
* @return address, if found, or FDT_ADDR_T_NONE if not
*/
fdt_addr_t fdtdec_get_addr_size_fixed(const void *blob, int node,
const char *prop_name, int index, int na, int ns,
- fdt_size_t *sizep);
+ fdt_size_t *sizep, bool translate);
/*
* Look up an address property in a node and return the parsed address, and
* @param prop_name name of property to find
* @param index which address to retrieve from a list of addresses. Often 0.
* @param sizep a pointer to store the size into. Use NULL if not required
+ * @param translate Indicates whether to translate the returned value
+ * using the parent node's ranges property.
* @return address, if found, or FDT_ADDR_T_NONE if not
*/
fdt_addr_t fdtdec_get_addr_size_auto_parent(const void *blob, int parent,
- int node, const char *prop_name, int index, fdt_size_t *sizep);
+ int node, const char *prop_name, int index, fdt_size_t *sizep,
+ bool translate);
/*
* Look up an address property in a node and return the parsed address, and
* @param prop_name name of property to find
* @param index which address to retrieve from a list of addresses. Often 0.
* @param sizep a pointer to store the size into. Use NULL if not required
+ * @param translate Indicates whether to translate the returned value
+ * using the parent node's ranges property.
* @return address, if found, or FDT_ADDR_T_NONE if not
*/
fdt_addr_t fdtdec_get_addr_size_auto_noparent(const void *blob, int node,
- const char *prop_name, int index, fdt_size_t *sizep);
+ const char *prop_name, int index, fdt_size_t *sizep,
+ bool translate);
/*
* Look up an address property in a node and return the parsed address.
int fdtdec_decode_region(const void *blob, int node, const char *prop_name,
fdt_addr_t *basep, fdt_size_t *sizep);
-enum fmap_compress_t {
- FMAP_COMPRESS_NONE,
- FMAP_COMPRESS_LZO,
-};
-
-enum fmap_hash_t {
- FMAP_HASH_NONE,
- FMAP_HASH_SHA1,
- FMAP_HASH_SHA256,
-};
-
-/* A flash map entry, containing an offset and length */
-struct fmap_entry {
- uint32_t offset;
- uint32_t length;
- uint32_t used; /* Number of bytes used in region */
- enum fmap_compress_t compress_algo; /* Compression type */
- enum fmap_hash_t hash_algo; /* Hash algorithm */
- const uint8_t *hash; /* Hash value */
- int hash_size; /* Hash size */
-};
-
-/**
- * Read a flash entry from the fdt
- *
- * @param blob FDT blob
- * @param node Offset of node to read
- * @param name Name of node being read
- * @param entry Place to put offset and size of this node
- * @return 0 if ok, -ve on error
- */
-int fdtdec_read_fmap_entry(const void *blob, int node, const char *name,
- struct fmap_entry *entry);
-
/**
* Obtain an indexed resource from a device property.
*
struct timing_entry vsync_len; /* ver. sync len */
enum display_flags flags; /* display flags */
+ bool hdmi_monitor; /* is hdmi monitor? */
};
/**
*/
int fdtdec_decode_display_timing(const void *blob, int node, int index,
struct display_timing *config);
+
+/**
+ * fdtdec_setup_memory_size() - decode and setup gd->ram_size
+ *
+ * Decode the /memory 'reg' property to determine the size of the first memory
+ * bank, populate the global data with the size of the first bank of memory.
+ *
+ * This function should be called from a boards dram_init(). This helper
+ * function allows for boards to query the device tree for DRAM size instead of
+ * hard coding the value in the case where the memory size cannot be detected
+ * automatically.
+ *
+ * @return 0 if OK, -EINVAL if the /memory node or reg property is missing or
+ * invalid
+ */
+int fdtdec_setup_memory_size(void);
+
+/**
+ * fdtdec_setup_memory_banksize() - decode and populate gd->bd->bi_dram
+ *
+ * Decode the /memory 'reg' property to determine the address and size of the
+ * memory banks. Use this data to populate the global data board info with the
+ * phys address and size of memory banks.
+ *
+ * This function should be called from a boards dram_init_banksize(). This
+ * helper function allows for boards to query the device tree for memory bank
+ * information instead of hard coding the information in cases where it cannot
+ * be detected automatically.
+ *
+ * @return 0 if OK, -EINVAL if the /memory node or reg property is missing or
+ * invalid
+ */
+int fdtdec_setup_memory_banksize(void);
+
/**
* Set up the device tree ready for use
*/
int fdtdec_setup(void);
+/**
+ * Board-specific FDT initialization. Returns the address to a device tree blob.
+ * Called when CONFIG_OF_BOARD is defined, or if CONFIG_OF_SEPARATE is defined
+ * and the board implements it.
+ */
+void *board_fdt_blob_setup(void);
+
#endif