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https://github.com/brain-hackers/u-boot-brain
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![Tom Rini](/assets/img/avatar_default.png)
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <trini@konsulko.com>
164 lines
5.5 KiB
C
164 lines
5.5 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2017, Bin Meng <bmeng.cn@gmail.com>
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*/
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#include <common.h>
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#include <fdtdec.h>
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#include <asm/fsp/fsp_support.h>
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DECLARE_GLOBAL_DATA_PTR;
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/**
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* Override the FSP's Azalia configuration data
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*
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* @azalia: pointer to be updated to point to a ROM address where Azalia
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* configuration data is stored
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*/
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__weak void update_fsp_azalia_configs(struct azalia_config **azalia)
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{
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*azalia = NULL;
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}
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/**
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* Override the FSP's GPIO configuration data
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*
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* @family: pointer to be updated to point to a ROM address where GPIO
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* family configuration data is stored
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* @pad: pointer to be updated to point to a ROM address where GPIO
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* pad configuration data is stored
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*/
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__weak void update_fsp_gpio_configs(struct gpio_family **family,
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struct gpio_pad **pad)
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{
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*family = NULL;
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*pad = NULL;
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}
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/**
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* Override the FSP's configuration data.
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* If the device tree does not specify an integer setting, use the default
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* provided in Intel's Braswell release FSP/BraswellFsp.bsf file.
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*/
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void update_fsp_configs(struct fsp_config_data *config,
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struct fspinit_rtbuf *rt_buf)
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{
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struct upd_region *fsp_upd = &config->fsp_upd;
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struct memory_upd *memory_upd = &fsp_upd->memory_upd;
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struct silicon_upd *silicon_upd = &fsp_upd->silicon_upd;
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const void *blob = gd->fdt_blob;
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int node;
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/* Initialize runtime buffer for fsp_init() */
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rt_buf->common.stack_top = config->common.stack_top - 32;
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rt_buf->common.boot_mode = config->common.boot_mode;
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rt_buf->common.upd_data = &config->fsp_upd;
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node = fdt_node_offset_by_compatible(blob, 0, "intel,braswell-fsp");
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if (node < 0) {
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debug("%s: Cannot find FSP node\n", __func__);
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return;
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}
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node = fdt_node_offset_by_compatible(blob, node,
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"intel,braswell-fsp-memory");
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if (node < 0) {
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debug("%s: Cannot find FSP memory node\n", __func__);
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return;
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}
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/* Override memory UPD contents */
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memory_upd->mrc_init_tseg_size = fdtdec_get_int(blob, node,
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"fsp,mrc-init-tseg-size", MRC_INIT_TSEG_SIZE_4MB);
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memory_upd->mrc_init_mmio_size = fdtdec_get_int(blob, node,
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"fsp,mrc-init-mmio-size", MRC_INIT_MMIO_SIZE_2048MB);
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memory_upd->mrc_init_spd_addr1 = fdtdec_get_int(blob, node,
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"fsp,mrc-init-spd-addr1", 0xa0);
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memory_upd->mrc_init_spd_addr2 = fdtdec_get_int(blob, node,
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"fsp,mrc-init-spd-addr2", 0xa2);
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memory_upd->igd_dvmt50_pre_alloc = fdtdec_get_int(blob, node,
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"fsp,igd-dvmt50-pre-alloc", IGD_DVMT50_PRE_ALLOC_32MB);
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memory_upd->aperture_size = fdtdec_get_int(blob, node,
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"fsp,aperture-size", APERTURE_SIZE_256MB);
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memory_upd->gtt_size = fdtdec_get_int(blob, node,
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"fsp,gtt-size", GTT_SIZE_1MB);
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memory_upd->legacy_seg_decode = fdtdec_get_bool(blob, node,
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"fsp,legacy-seg-decode");
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memory_upd->enable_dvfs = fdtdec_get_bool(blob, node,
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"fsp,enable-dvfs");
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memory_upd->memory_type = fdtdec_get_int(blob, node,
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"fsp,memory-type", DRAM_TYPE_DDR3);
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memory_upd->enable_ca_mirror = fdtdec_get_bool(blob, node,
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"fsp,enable-ca-mirror");
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node = fdt_node_offset_by_compatible(blob, node,
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"intel,braswell-fsp-silicon");
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if (node < 0) {
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debug("%s: Cannot find FSP silicon node\n", __func__);
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return;
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}
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/* Override silicon UPD contents */
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silicon_upd->sdcard_mode = fdtdec_get_int(blob, node,
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"fsp,sdcard-mode", SDCARD_MODE_PCI);
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silicon_upd->enable_hsuart0 = fdtdec_get_bool(blob, node,
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"fsp,enable-hsuart0");
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silicon_upd->enable_hsuart1 = fdtdec_get_bool(blob, node,
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"fsp,enable-hsuart1");
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silicon_upd->enable_azalia = fdtdec_get_bool(blob, node,
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"fsp,enable-azalia");
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if (silicon_upd->enable_azalia)
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update_fsp_azalia_configs(&silicon_upd->azalia_cfg_ptr);
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silicon_upd->enable_sata = fdtdec_get_bool(blob, node,
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"fsp,enable-sata");
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silicon_upd->enable_xhci = fdtdec_get_bool(blob, node,
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"fsp,enable-xhci");
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silicon_upd->lpe_mode = fdtdec_get_int(blob, node,
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"fsp,lpe-mode", LPE_MODE_PCI);
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silicon_upd->enable_dma0 = fdtdec_get_bool(blob, node,
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"fsp,enable-dma0");
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silicon_upd->enable_dma1 = fdtdec_get_bool(blob, node,
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"fsp,enable-dma1");
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silicon_upd->enable_i2c0 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c0");
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silicon_upd->enable_i2c1 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c1");
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silicon_upd->enable_i2c2 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c2");
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silicon_upd->enable_i2c3 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c3");
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silicon_upd->enable_i2c4 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c4");
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silicon_upd->enable_i2c5 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c5");
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silicon_upd->enable_i2c6 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c6");
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#ifdef CONFIG_HAVE_VBT
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silicon_upd->graphics_config_ptr = CONFIG_VBT_ADDR;
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#endif
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update_fsp_gpio_configs(&silicon_upd->gpio_familiy_ptr,
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&silicon_upd->gpio_pad_ptr);
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/*
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* For Braswell B0 stepping, disable_punit_pwr_config must be set to 1
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* otherwise it just hangs in fsp_init().
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*/
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if (gd->arch.x86_mask == 2)
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silicon_upd->disable_punit_pwr_config = 1;
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silicon_upd->emmc_mode = fdtdec_get_int(blob, node,
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"fsp,emmc-mode", EMMC_MODE_PCI);
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silicon_upd->sata_speed = fdtdec_get_int(blob, node,
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"fsp,sata-speed", SATA_SPEED_GEN3);
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silicon_upd->pmic_i2c_bus = fdtdec_get_int(blob, node,
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"fsp,pmic-i2c-bus", 0);
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silicon_upd->enable_isp = fdtdec_get_bool(blob, node,
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"fsp,enable-isp");
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silicon_upd->isp_pci_dev_config = fdtdec_get_int(blob, node,
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"fsp,isp-pci-dev-config", ISP_PCI_DEV_CONFIG_2);
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silicon_upd->turbo_mode = fdtdec_get_bool(blob, node,
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"fsp,turbo-mode");
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silicon_upd->pnp_settings = fdtdec_get_int(blob, node,
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"fsp,pnp-settings", PNP_SETTING_POWER_AND_PERF);
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silicon_upd->sd_detect_chk = fdtdec_get_bool(blob, node,
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"fsp,sd-detect-chk");
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}
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