X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=include%2Ffdtdec.h;h=6bf83bf7c1a5b25d4af43824973230452cec86b1;hb=427028ef9bd72655085bfe46d459dbf5b2d5ff4c;hp=a37cf54a9358be33f1eb304490e22d723a39f62e;hpb=79289c0b5ff4a8c7869d7ca629cddc660dd06095;p=karo-tx-uboot.git diff --git a/include/fdtdec.h b/include/fdtdec.h index a37cf54a93..6bf83bf7c1 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -1,22 +1,6 @@ /* * Copyright (c) 2011 The Chromium OS Authors. - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __fdtdec_h @@ -38,11 +22,13 @@ */ #ifdef CONFIG_PHYS_64BIT typedef u64 fdt_addr_t; +typedef u64 fdt_size_t; #define FDT_ADDR_T_NONE (-1ULL) #define fdt_addr_to_cpu(reg) be64_to_cpu(reg) #define fdt_size_to_cpu(reg) be64_to_cpu(reg) #else typedef u32 fdt_addr_t; +typedef u32 fdt_size_t; #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) @@ -62,12 +48,43 @@ struct fdt_memory { enum fdt_compat_id { COMPAT_UNKNOWN, COMPAT_NVIDIA_TEGRA20_USB, /* Tegra20 USB port */ + COMPAT_NVIDIA_TEGRA30_USB, /* Tegra30 USB port */ + COMPAT_NVIDIA_TEGRA114_USB, /* Tegra114 USB port */ + COMPAT_NVIDIA_TEGRA114_I2C, /* Tegra114 I2C w/single clock source */ COMPAT_NVIDIA_TEGRA20_I2C, /* Tegra20 i2c */ COMPAT_NVIDIA_TEGRA20_DVC, /* Tegra20 dvc (really just i2c) */ COMPAT_NVIDIA_TEGRA20_EMC, /* Tegra20 memory controller */ COMPAT_NVIDIA_TEGRA20_EMC_TABLE, /* Tegra20 memory timing table */ COMPAT_NVIDIA_TEGRA20_KBC, /* Tegra20 Keyboard */ COMPAT_NVIDIA_TEGRA20_NAND, /* Tegra2 NAND controller */ + COMPAT_NVIDIA_TEGRA20_PWM, /* Tegra 2 PWM controller */ + COMPAT_NVIDIA_TEGRA20_DC, /* Tegra 2 Display controller */ + COMPAT_NVIDIA_TEGRA30_SDMMC, /* Tegra30 SDMMC controller */ + COMPAT_NVIDIA_TEGRA20_SDMMC, /* Tegra20 SDMMC controller */ + COMPAT_NVIDIA_TEGRA20_SFLASH, /* Tegra 2 SPI flash controller */ + COMPAT_NVIDIA_TEGRA20_SLINK, /* Tegra 2 SPI SLINK controller */ + COMPAT_NVIDIA_TEGRA114_SPI, /* Tegra 114 SPI controller */ + COMPAT_SMSC_LAN9215, /* SMSC 10/100 Ethernet LAN9215 */ + COMPAT_SAMSUNG_EXYNOS5_SROMC, /* Exynos5 SROMC */ + COMPAT_SAMSUNG_S3C2440_I2C, /* Exynos I2C Controller */ + COMPAT_SAMSUNG_EXYNOS5_SOUND, /* Exynos Sound */ + COMPAT_WOLFSON_WM8994_CODEC, /* Wolfson WM8994 Sound Codec */ + COMPAT_SAMSUNG_EXYNOS_SPI, /* Exynos SPI */ + COMPAT_GOOGLE_CROS_EC, /* Google CROS_EC Protocol */ + COMPAT_GOOGLE_CROS_EC_KEYB, /* Google CROS_EC Keyboard */ + COMPAT_SAMSUNG_EXYNOS_EHCI, /* Exynos EHCI controller */ + COMPAT_SAMSUNG_EXYNOS_USB_PHY, /* Exynos phy controller for usb2.0 */ + COMPAT_SAMSUNG_EXYNOS_TMU, /* Exynos TMU */ + COMPAT_SAMSUNG_EXYNOS_FIMD, /* Exynos Display controller */ + COMPAT_SAMSUNG_EXYNOS5_DP, /* Exynos Display port controller */ + COMPAT_SAMSUNG_EXYNOS5_DWMMC, /* Exynos5 DWMMC 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_INFINEON_SLB9635_TPM, /* Infineon SLB9635 TPM */ + COMPAT_INFINEON_SLB9645_TPM, /* Infineon SLB9645 TPM */ + COMPAT_SAMSUNG_EXYNOS5_I2C, /* Exynos5 High Speed I2C Controller */ COMPAT_COUNT, }; @@ -89,6 +106,22 @@ struct fdt_gpio_state { /* This tells us whether a fdt_gpio_state record is valid or not */ #define fdt_gpio_isvalid(x) ((x)->gpio != FDT_GPIO_NONE) +/** + * Read the GPIO taking into account the polarity of the pin. + * + * @param gpio pointer to the decoded gpio + * @return value of the gpio if successful, < 0 if unsuccessful + */ +int fdtdec_get_gpio(struct fdt_gpio_state *gpio); + +/** + * Write the GPIO taking into account the polarity of the pin. + * + * @param gpio pointer to the decoded gpio + * @return 0 if successful + */ +int fdtdec_set_gpio(struct fdt_gpio_state *gpio, int val); + /** * Find the next numbered alias for a peripheral. This is used to enumerate * all the peripherals of a certain type. @@ -167,6 +200,19 @@ int fdtdec_next_compatible_subnode(const void *blob, int node, fdt_addr_t fdtdec_get_addr(const void *blob, int node, const char *prop_name); +/** + * Look up an address property in a node and return it as an address. + * The property must hold one address with a length. This is only tested + * on 32-bit machines. + * + * @param blob FDT blob + * @param node node to examine + * @param prop_name name of property to find + * @return address, if found, or FDT_ADDR_T_NONE if not + */ +fdt_addr_t fdtdec_get_addr_size(const void *blob, int node, + const char *prop_name, fdt_size_t *sizep); + /** * Look up a 32-bit integer property in a node and return it. The property * must have at least 4 bytes of data. The value of the first cell is @@ -181,6 +227,21 @@ fdt_addr_t fdtdec_get_addr(const void *blob, int node, s32 fdtdec_get_int(const void *blob, int node, const char *prop_name, s32 default_val); +/** + * Look up a 64-bit integer property in a node and return it. The property + * must have at least 8 bytes of data (2 cells). The first two cells are + * concatenated to form a 8 bytes value, where the first cell is top half and + * the second cell is bottom half. + * + * @param blob FDT blob + * @param node node to examine + * @param prop_name name of property to find + * @param default_val default value to return if the property is not found + * @return integer value, if found, or default_val if not + */ +uint64_t fdtdec_get_uint64(const void *blob, int node, const char *prop_name, + uint64_t default_val); + /** * Checks whether a node is enabled. * This looks for a 'status' property. If this exists, then returns 1 if