2 * Copyright 2014-2015 Freescale Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
8 #include <efi_loader.h>
10 #include <fdt_support.h>
12 #ifdef CONFIG_FSL_LSCH3
13 #include <asm/arch/fdt.h>
15 #ifdef CONFIG_FSL_ESDHC
16 #include <fsl_esdhc.h>
18 #ifdef CONFIG_SYS_DPAA_FMAN
22 #include <asm/arch/mp.h>
25 #include <asm/arch-fsl-layerscape/soc.h>
26 #ifdef CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT
27 #include <asm/armv8/sec_firmware.h>
30 int fdt_fixup_phy_connection(void *blob, int offset, phy_interface_t phyc)
32 return fdt_setprop_string(blob, offset, "phy-connection-type",
33 phy_string_for_interface(phyc));
37 void ft_fixup_cpu(void *blob)
40 __maybe_unused u64 spin_tbl_addr = (u64)get_spin_tbl_addr();
44 size_t *boot_code_size = &(__secondary_boot_code_size);
45 u32 mask = cpu_pos_mask();
48 off = fdt_path_offset(blob, "/cpus");
50 puts("couldn't find /cpus node\n");
54 fdt_support_default_count_cells(blob, off, &addr_cells, NULL);
56 off = fdt_node_offset_by_prop_value(blob, off_prev, "device_type",
58 while (off != -FDT_ERR_NOTFOUND) {
59 reg = (fdt32_t *)fdt_getprop(blob, off, "reg", 0);
61 core_id = fdt_read_number(reg, addr_cells);
62 if (!test_bit(id_to_core(core_id), &mask)) {
63 fdt_del_node(blob, off);
68 off = fdt_node_offset_by_prop_value(blob, off_prev,
69 "device_type", "cpu", 4);
72 #if defined(CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT) && \
73 defined(CONFIG_SEC_FIRMWARE_ARMV8_PSCI)
77 /* Check the psci version to determine if the psci is supported */
78 psci_ver = sec_firmware_support_psci_version();
79 if (psci_ver == 0xffffffff) {
80 /* remove psci DT node */
81 node = fdt_path_offset(blob, "/psci");
83 goto remove_psci_node;
85 node = fdt_node_offset_by_compatible(blob, -1, "arm,psci");
87 goto remove_psci_node;
89 node = fdt_node_offset_by_compatible(blob, -1, "arm,psci-0.2");
91 goto remove_psci_node;
93 node = fdt_node_offset_by_compatible(blob, -1, "arm,psci-1.0");
95 goto remove_psci_node;
99 fdt_del_node(blob, node);
104 off = fdt_path_offset(blob, "/cpus");
106 puts("couldn't find /cpus node\n");
109 fdt_support_default_count_cells(blob, off, &addr_cells, NULL);
111 off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
112 while (off != -FDT_ERR_NOTFOUND) {
113 reg = (fdt32_t *)fdt_getprop(blob, off, "reg", 0);
115 core_id = fdt_read_number(reg, addr_cells);
116 if (core_id == 0 || (is_core_online(core_id))) {
118 val += id_to_core(core_id) *
119 SPIN_TABLE_ELEM_SIZE;
120 val = cpu_to_fdt64(val);
121 fdt_setprop_string(blob, off, "enable-method",
123 fdt_setprop(blob, off, "cpu-release-addr",
126 debug("skipping offline core\n");
129 puts("Warning: found cpu node without reg property\n");
131 off = fdt_node_offset_by_prop_value(blob, off, "device_type",
135 fdt_add_mem_rsv(blob, (uintptr_t)&secondary_boot_code,
137 #if defined(CONFIG_EFI_LOADER) && !defined(CONFIG_SPL_BUILD)
138 efi_add_memory_map((uintptr_t)&secondary_boot_code,
139 ALIGN(*boot_code_size, EFI_PAGE_SIZE) >> EFI_PAGE_SHIFT,
140 EFI_RESERVED_MEMORY_TYPE, false);
145 void fsl_fdt_disable_usb(void *blob)
149 * SYSCLK is used as a reference clock for USB. When the USB
150 * controller is used, SYSCLK must meet the additional requirement
153 if (CONFIG_SYS_CLK_FREQ != 100000000) {
154 off = fdt_node_offset_by_compatible(blob, -1, "snps,dwc3");
155 while (off != -FDT_ERR_NOTFOUND) {
156 fdt_status_disabled(blob, off);
157 off = fdt_node_offset_by_compatible(blob, off,
163 #ifdef CONFIG_HAS_FEATURE_GIC64K_ALIGN
164 static void fdt_fixup_gic(void *blob)
168 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
170 struct ccsr_scfg __iomem *scfg = (void *)CONFIG_SYS_FSL_SCFG_ADDR;
173 val = gur_in32(&gur->svr);
175 if (!IS_SVR_DEV(val, SVR_DEV(SVR_LS1043A))) {
177 } else if (SVR_REV(val) != REV1_0) {
178 val = scfg_in32(&scfg->gic_align) & (0x01 << GIC_ADDR_BIT);
183 offset = fdt_subnode_offset(blob, 0, "interrupt-controller@1400000");
185 printf("WARNING: fdt_subnode_offset can't find node %s: %s\n",
186 "interrupt-controller@1400000", fdt_strerror(offset));
190 /* Fixup gic node align with 64K */
192 reg[0] = cpu_to_fdt64(GICD_BASE_64K);
193 reg[1] = cpu_to_fdt64(GICD_SIZE_64K);
194 reg[2] = cpu_to_fdt64(GICC_BASE_64K);
195 reg[3] = cpu_to_fdt64(GICC_SIZE_64K);
196 reg[4] = cpu_to_fdt64(GICH_BASE_64K);
197 reg[5] = cpu_to_fdt64(GICH_SIZE_64K);
198 reg[6] = cpu_to_fdt64(GICV_BASE_64K);
199 reg[7] = cpu_to_fdt64(GICV_SIZE_64K);
201 /* Fixup gic node align with default */
202 reg[0] = cpu_to_fdt64(GICD_BASE);
203 reg[1] = cpu_to_fdt64(GICD_SIZE);
204 reg[2] = cpu_to_fdt64(GICC_BASE);
205 reg[3] = cpu_to_fdt64(GICC_SIZE);
206 reg[4] = cpu_to_fdt64(GICH_BASE);
207 reg[5] = cpu_to_fdt64(GICH_SIZE);
208 reg[6] = cpu_to_fdt64(GICV_BASE);
209 reg[7] = cpu_to_fdt64(GICV_SIZE);
212 err = fdt_setprop(blob, offset, "reg", reg, sizeof(reg));
214 printf("WARNING: fdt_setprop can't set %s from node %s: %s\n",
215 "reg", "interrupt-controller@1400000",
224 #ifdef CONFIG_HAS_FEATURE_ENHANCED_MSI
225 static int _fdt_fixup_msi_node(void *blob, const char *name,
226 int irq_0, int irq_1, int rev)
228 int err, offset, len;
232 offset = fdt_path_offset(blob, name);
234 printf("WARNING: fdt_path_offset can't find path %s: %s\n",
235 name, fdt_strerror(offset));
239 /*fixup the property of interrupts*/
241 tmp[0][0] = cpu_to_fdt32(0x0);
242 tmp[0][1] = cpu_to_fdt32(irq_0);
243 tmp[0][2] = cpu_to_fdt32(0x4);
246 tmp[1][0] = cpu_to_fdt32(0x0);
247 tmp[1][1] = cpu_to_fdt32(irq_1);
248 tmp[1][2] = cpu_to_fdt32(0x4);
249 tmp[2][0] = cpu_to_fdt32(0x0);
250 tmp[2][1] = cpu_to_fdt32(irq_1 + 1);
251 tmp[2][2] = cpu_to_fdt32(0x4);
252 tmp[3][0] = cpu_to_fdt32(0x0);
253 tmp[3][1] = cpu_to_fdt32(irq_1 + 2);
254 tmp[3][2] = cpu_to_fdt32(0x4);
257 len = sizeof(tmp[0]);
260 err = fdt_setprop(blob, offset, "interrupts", tmp, len);
262 printf("WARNING: fdt_setprop can't set %s from node %s: %s\n",
263 "interrupts", name, fdt_strerror(err));
267 /*fixup the property of reg*/
268 p = (char *)fdt_getprop(blob, offset, "reg", &len);
270 printf("WARNING: fdt_getprop can't get %s from node %s\n",
275 memcpy((char *)tmp, p, len);
278 *((u32 *)tmp + 3) = cpu_to_fdt32(0x1000);
280 *((u32 *)tmp + 3) = cpu_to_fdt32(0x8);
282 err = fdt_setprop(blob, offset, "reg", tmp, len);
284 printf("WARNING: fdt_setprop can't set %s from node %s: %s\n",
285 "reg", name, fdt_strerror(err));
289 /*fixup the property of compatible*/
291 err = fdt_setprop_string(blob, offset, "compatible",
292 "fsl,ls1043a-v1.1-msi");
294 err = fdt_setprop_string(blob, offset, "compatible",
297 printf("WARNING: fdt_setprop can't set %s from node %s: %s\n",
298 "compatible", name, fdt_strerror(err));
305 static int _fdt_fixup_pci_msi(void *blob, const char *name, int rev)
307 int offset, len, err;
312 offset = fdt_path_offset(blob, name);
314 printf("WARNING: fdt_path_offset can't find path %s: %s\n",
315 name, fdt_strerror(offset));
319 p = (char *)fdt_getprop(blob, offset, "interrupt-map", &len);
320 if (!p || len != sizeof(tmp)) {
321 printf("WARNING: fdt_getprop can't get %s from node %s\n",
322 "interrupt-map", name);
326 memcpy((char *)tmp, p, len);
328 val = fdt32_to_cpu(tmp[0][6]);
330 tmp[1][6] = cpu_to_fdt32(val + 1);
331 tmp[2][6] = cpu_to_fdt32(val + 2);
332 tmp[3][6] = cpu_to_fdt32(val + 3);
334 tmp[1][6] = cpu_to_fdt32(val);
335 tmp[2][6] = cpu_to_fdt32(val);
336 tmp[3][6] = cpu_to_fdt32(val);
339 err = fdt_setprop(blob, offset, "interrupt-map", tmp, sizeof(tmp));
341 printf("WARNING: fdt_setprop can't set %s from node %s: %s.\n",
342 "interrupt-map", name, fdt_strerror(err));
348 /* Fixup msi node for ls1043a rev1.1*/
350 static void fdt_fixup_msi(void *blob)
352 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
355 rev = gur_in32(&gur->svr);
357 if (!IS_SVR_DEV(rev, SVR_DEV(SVR_LS1043A)))
362 _fdt_fixup_msi_node(blob, "/soc/msi-controller1@1571000",
364 _fdt_fixup_msi_node(blob, "/soc/msi-controller2@1572000",
366 _fdt_fixup_msi_node(blob, "/soc/msi-controller3@1573000",
369 _fdt_fixup_pci_msi(blob, "/soc/pcie@3400000", rev);
370 _fdt_fixup_pci_msi(blob, "/soc/pcie@3500000", rev);
371 _fdt_fixup_pci_msi(blob, "/soc/pcie@3600000", rev);
375 #ifdef CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT
376 /* Remove JR node used by SEC firmware */
377 void fdt_fixup_remove_jr(void *blob)
379 int jr_node, addr_cells, len;
380 int crypto_node = fdt_path_offset(blob, "crypto");
381 u64 jr_offset, used_jr;
384 used_jr = sec_firmware_used_jobring_offset();
385 fdt_support_default_count_cells(blob, crypto_node, &addr_cells, NULL);
387 jr_node = fdt_node_offset_by_compatible(blob, crypto_node,
388 "fsl,sec-v4.0-job-ring");
390 while (jr_node != -FDT_ERR_NOTFOUND) {
391 reg = (fdt32_t *)fdt_getprop(blob, jr_node, "reg", &len);
392 jr_offset = fdt_read_number(reg, addr_cells);
393 if (jr_offset == used_jr) {
394 fdt_del_node(blob, jr_node);
397 jr_node = fdt_node_offset_by_compatible(blob, jr_node,
398 "fsl,sec-v4.0-job-ring");
403 void ft_cpu_setup(void *blob, bd_t *bd)
405 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
406 unsigned int svr = gur_in32(&gur->svr);
408 /* delete crypto node if not on an E-processor */
409 if (!IS_E_PROCESSOR(svr))
410 fdt_fixup_crypto_node(blob, 0);
411 #if CONFIG_SYS_FSL_SEC_COMPAT >= 4
413 ccsr_sec_t __iomem *sec;
415 #ifdef CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT
416 if (fdt_fixup_kaslr(blob))
417 fdt_fixup_remove_jr(blob);
420 sec = (void __iomem *)CONFIG_SYS_FSL_SEC_ADDR;
421 fdt_fixup_crypto_node(blob, sec_in32(&sec->secvid_ms));
429 #ifdef CONFIG_SYS_NS16550
430 do_fixup_by_compat_u32(blob, "fsl,ns16550",
431 "clock-frequency", CONFIG_SYS_NS16550_CLK, 1);
434 do_fixup_by_path_u32(blob, "/sysclk", "clock-frequency",
435 CONFIG_SYS_CLK_FREQ, 1);
438 ft_pci_setup(blob, bd);
441 #ifdef CONFIG_FSL_ESDHC
442 fdt_fixup_esdhc(blob, bd);
445 #ifdef CONFIG_SYS_DPAA_FMAN
446 fdt_fixup_fman_firmware(blob);
448 #ifndef CONFIG_ARCH_LS1012A
449 fsl_fdt_disable_usb(blob);
451 #ifdef CONFIG_HAS_FEATURE_GIC64K_ALIGN
454 #ifdef CONFIG_HAS_FEATURE_ENHANCED_MSI