// SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2014 Freescale Semiconductor, Inc. */ #include <common.h> #include <linux/libfdt.h> #include <fdt_support.h> #include <asm/io.h> #include <asm/processor.h> #include <asm/arch/clock.h> #include <linux/ctype.h> #ifdef CONFIG_FSL_ESDHC #include <fsl_esdhc.h> #endif #include <tsec.h> #include <asm/arch/immap_ls102xa.h> #include <fsl_sec.h> DECLARE_GLOBAL_DATA_PTR; void ft_fixup_enet_phy_connect_type(void *fdt) { struct eth_device *dev; struct tsec_private *priv; const char *enet_path, *phy_path; char enet[16]; char phy[16]; int phy_node; int i = 0; uint32_t ph; char *name[3] = { "eTSEC1", "eTSEC2", "eTSEC3" }; for (; i < ARRAY_SIZE(name); i++) { dev = eth_get_dev_by_name(name[i]); if (dev) { sprintf(enet, "ethernet%d", i); sprintf(phy, "enet%d_rgmii_phy", i); } else { continue; } priv = dev->priv; if (priv->flags & TSEC_SGMII) continue; enet_path = fdt_get_alias(fdt, enet); if (!enet_path) continue; phy_path = fdt_get_alias(fdt, phy); if (!phy_path) continue; phy_node = fdt_path_offset(fdt, phy_path); if (phy_node < 0) continue; ph = fdt_create_phandle(fdt, phy_node); if (ph) do_fixup_by_path_u32(fdt, enet_path, "phy-handle", ph, 1); do_fixup_by_path(fdt, enet_path, "phy-connection-type", phy_string_for_interface( PHY_INTERFACE_MODE_RGMII_ID), strlen(phy_string_for_interface( PHY_INTERFACE_MODE_RGMII_ID)) + 1, 1); } } void ft_cpu_setup(void *blob, bd_t *bd) { int off; int val; const char *sysclk_path; struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); unsigned int svr; svr = in_be32(&gur->svr); unsigned long busclk = get_bus_freq(0); /* delete crypto node if not on an E-processor */ if (!IS_E_PROCESSOR(svr)) fdt_fixup_crypto_node(blob, 0); #if CONFIG_SYS_FSL_SEC_COMPAT >= 4 else { ccsr_sec_t __iomem *sec; sec = (void __iomem *)CONFIG_SYS_FSL_SEC_ADDR; fdt_fixup_crypto_node(blob, sec_in32(&sec->secvid_ms)); } #endif off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4); while (off != -FDT_ERR_NOTFOUND) { val = gd->cpu_clk; fdt_setprop(blob, off, "clock-frequency", &val, 4); off = fdt_node_offset_by_prop_value(blob, off, "device_type", "cpu", 4); } do_fixup_by_prop_u32(blob, "device_type", "soc", 4, "bus-frequency", busclk, 1); ft_fixup_enet_phy_connect_type(blob); #ifdef CONFIG_SYS_NS16550 do_fixup_by_compat_u32(blob, "fsl,16550-FIFO64", "clock-frequency", CONFIG_SYS_NS16550_CLK, 1); #endif sysclk_path = fdt_get_alias(blob, "sysclk"); if (sysclk_path) do_fixup_by_path_u32(blob, sysclk_path, "clock-frequency", CONFIG_SYS_CLK_FREQ, 1); do_fixup_by_compat_u32(blob, "fsl,qoriq-sysclk-2.0", "clock-frequency", CONFIG_SYS_CLK_FREQ, 1); #if defined(CONFIG_DEEP_SLEEP) && defined(CONFIG_SD_BOOT) #define UBOOT_HEAD_LEN 0x1000 /* * Reserved memory in SD boot deep sleep case. * Second stage uboot binary and malloc space should be reserved. * If the memory they occupied has not been reserved, then this * space would be used by kernel and overwritten in uboot when * deep sleep resume, which cause deep sleep failed. * Since second uboot binary has a head, that space need to be * reserved either(assuming its size is less than 0x1000). */ off = fdt_add_mem_rsv(blob, CONFIG_SYS_TEXT_BASE - UBOOT_HEAD_LEN, CONFIG_SYS_MONITOR_LEN + CONFIG_SYS_SPL_MALLOC_SIZE + UBOOT_HEAD_LEN); if (off < 0) printf("Failed to reserve memory for SD boot deep sleep: %s\n", fdt_strerror(off)); #endif #if defined(CONFIG_FSL_ESDHC) fdt_fixup_esdhc(blob, bd); #endif /* * platform bus clock = system bus clock/2 * Here busclk = system bus clock * We are using the platform bus clock as 1588 Timer reference * clock source select */ do_fixup_by_compat_u32(blob, "fsl, gianfar-ptp-timer", "timer-frequency", busclk / 2, 1); /* * clock-freq should change to clock-frequency and * flexcan-v1.0 should change to p1010-flexcan respectively * in the future. */ do_fixup_by_compat_u32(blob, "fsl, flexcan-v1.0", "clock_freq", busclk / 2, 1); do_fixup_by_compat_u32(blob, "fsl, flexcan-v1.0", "clock-frequency", busclk / 2, 1); do_fixup_by_compat_u32(blob, "fsl, ls1021a-flexcan", "clock-frequency", busclk / 2, 1); #if defined(CONFIG_QSPI_BOOT) || defined(CONFIG_SD_BOOT_QSPI) off = fdt_node_offset_by_compat_reg(blob, FSL_IFC_COMPAT, CONFIG_SYS_IFC_ADDR); fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0); #else off = fdt_node_offset_by_compat_reg(blob, FSL_QSPI_COMPAT, QSPI0_BASE_ADDR); fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0); off = fdt_node_offset_by_compat_reg(blob, FSL_DSPI_COMPAT, DSPI1_BASE_ADDR); fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0); #endif }