X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=lib%2Ffdtdec.c;h=c54d97b893998f97eb71186a5fd84a4a47a414a8;hp=d2166e66323cba31796387d1bd37c8198ecc05e0;hb=006e73b9cafde9287912c4699091f3b1f07d3f97;hpb=ebd749da69f423a26222d2cdde9a77007fd8b4b7 diff --git a/lib/fdtdec.c b/lib/fdtdec.c index d2166e6632..c54d97b893 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -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+ */ #include @@ -37,6 +21,8 @@ DECLARE_GLOBAL_DATA_PTR; static const char * const compat_names[COMPAT_COUNT] = { COMPAT(UNKNOWN, ""), COMPAT(NVIDIA_TEGRA20_USB, "nvidia,tegra20-ehci"), + COMPAT(NVIDIA_TEGRA30_USB, "nvidia,tegra30-ehci"), + COMPAT(NVIDIA_TEGRA114_USB, "nvidia,tegra114-ehci"), COMPAT(NVIDIA_TEGRA114_I2C, "nvidia,tegra114-i2c"), COMPAT(NVIDIA_TEGRA20_I2C, "nvidia,tegra20-i2c"), COMPAT(NVIDIA_TEGRA20_DVC, "nvidia,tegra20-i2c-dvc"), @@ -46,6 +32,7 @@ static const char * const compat_names[COMPAT_COUNT] = { COMPAT(NVIDIA_TEGRA20_NAND, "nvidia,tegra20-nand"), COMPAT(NVIDIA_TEGRA20_PWM, "nvidia,tegra20-pwm"), COMPAT(NVIDIA_TEGRA20_DC, "nvidia,tegra20-dc"), + COMPAT(NVIDIA_TEGRA124_SDMMC, "nvidia,tegra124-sdhci"), COMPAT(NVIDIA_TEGRA30_SDMMC, "nvidia,tegra30-sdhci"), COMPAT(NVIDIA_TEGRA20_SDMMC, "nvidia,tegra20-sdhci"), COMPAT(NVIDIA_TEGRA20_SFLASH, "nvidia,tegra20-sflash"), @@ -57,11 +44,23 @@ static const char * const compat_names[COMPAT_COUNT] = { COMPAT(SAMSUNG_EXYNOS5_SOUND, "samsung,exynos-sound"), COMPAT(WOLFSON_WM8994_CODEC, "wolfson,wm8994-codec"), COMPAT(SAMSUNG_EXYNOS_SPI, "samsung,exynos-spi"), + COMPAT(GOOGLE_CROS_EC, "google,cros-ec"), + COMPAT(GOOGLE_CROS_EC_KEYB, "google,cros-ec-keyb"), COMPAT(SAMSUNG_EXYNOS_EHCI, "samsung,exynos-ehci"), + COMPAT(SAMSUNG_EXYNOS5_XHCI, "samsung,exynos5250-xhci"), COMPAT(SAMSUNG_EXYNOS_USB_PHY, "samsung,exynos-usb-phy"), + COMPAT(SAMSUNG_EXYNOS5_USB3_PHY, "samsung,exynos5250-usb3-phy"), COMPAT(SAMSUNG_EXYNOS_TMU, "samsung,exynos-tmu"), + COMPAT(SAMSUNG_EXYNOS_FIMD, "samsung,exynos-fimd"), + COMPAT(SAMSUNG_EXYNOS5_DP, "samsung,exynos5-dp"), + COMPAT(SAMSUNG_EXYNOS5_DWMMC, "samsung,exynos5250-dwmmc"), + COMPAT(SAMSUNG_EXYNOS_SERIAL, "samsung,exynos4210-uart"), COMPAT(MAXIM_MAX77686_PMIC, "maxim,max77686_pmic"), + COMPAT(GENERIC_SPI_FLASH, "spi-flash"), COMPAT(MAXIM_98095_CODEC, "maxim,max98095-codec"), + COMPAT(INFINEON_SLB9635_TPM, "infineon,slb9635-tpm"), + COMPAT(INFINEON_SLB9645_TPM, "infineon,slb9645-tpm"), + COMPAT(SAMSUNG_EXYNOS5_I2C, "samsung,exynos5-hsi2c"), }; const char *fdtdec_get_compatible(enum fdt_compat_id id) @@ -71,25 +70,40 @@ const char *fdtdec_get_compatible(enum fdt_compat_id id) return compat_names[id]; } -fdt_addr_t fdtdec_get_addr(const void *blob, int node, - const char *prop_name) +fdt_addr_t fdtdec_get_addr_size(const void *blob, int node, + const char *prop_name, fdt_size_t *sizep) { const fdt_addr_t *cell; int len; debug("%s: %s: ", __func__, prop_name); cell = fdt_getprop(blob, node, prop_name, &len); - if (cell && (len == sizeof(fdt_addr_t) || - len == sizeof(fdt_addr_t) * 2)) { + if (cell && ((!sizep && len == sizeof(fdt_addr_t)) || + len == sizeof(fdt_addr_t) * 2)) { fdt_addr_t addr = fdt_addr_to_cpu(*cell); - - debug("%p\n", (void *)addr); + if (sizep) { + const fdt_size_t *size; + + size = (fdt_size_t *)((char *)cell + + sizeof(fdt_addr_t)); + *sizep = fdt_size_to_cpu(*size); + debug("addr=%08lx, size=%08x\n", + (ulong)addr, *sizep); + } else { + debug("%08lx\n", (ulong)addr); + } return addr; } debug("(not found)\n"); return FDT_ADDR_T_NONE; } +fdt_addr_t fdtdec_get_addr(const void *blob, int node, + const char *prop_name) +{ + return fdtdec_get_addr_size(blob, node, prop_name, NULL); +} + s32 fdtdec_get_int(const void *blob, int node, const char *prop_name, s32 default_val) { @@ -335,10 +349,11 @@ int fdtdec_check_fdt(void) */ int fdtdec_prepare_fdt(void) { - if (((uintptr_t)gd->fdt_blob & 3) || fdt_check_header(gd->fdt_blob)) { + if (!gd->fdt_blob || ((uintptr_t)gd->fdt_blob & 3) || + fdt_check_header(gd->fdt_blob)) { printf("No valid FDT found - please append one to U-Boot " "binary, use u-boot-dtb.bin or define " - "CONFIG_OF_EMBED\n"); + "CONFIG_OF_EMBED. For sandbox, use -d \n"); return -1; } return 0; @@ -597,8 +612,32 @@ int fdtdec_decode_region(const void *blob, int node, if (!cell || (len != sizeof(fdt_addr_t) * 2)) return -1; - *ptrp = (void *)fdt_addr_to_cpu(*cell); + *ptrp = map_sysmem(fdt_addr_to_cpu(*cell), *size); *size = fdt_size_to_cpu(cell[1]); debug("%s: size=%zx\n", __func__, *size); return 0; } + +/** + * 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) +{ + u32 reg[2]; + + if (fdtdec_get_int_array(blob, node, "reg", reg, 2)) { + debug("Node '%s' has bad/missing 'reg' property\n", name); + return -FDT_ERR_NOTFOUND; + } + entry->offset = reg[0]; + entry->length = reg[1]; + + return 0; +}