1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright 2008 Freescale Semiconductor, Inc.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * (C) Copyright 2000
5*4882a593Smuzhiyun * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include <common.h>
11*4882a593Smuzhiyun #include <linux/libfdt.h>
12*4882a593Smuzhiyun #include <fdt_support.h>
13*4882a593Smuzhiyun #include <fsl_qe.h>
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #ifdef CONFIG_QE
16*4882a593Smuzhiyun DECLARE_GLOBAL_DATA_PTR;
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun /*
19*4882a593Smuzhiyun * If a QE firmware has been uploaded, then add the 'firmware' node under
20*4882a593Smuzhiyun * the 'qe' node.
21*4882a593Smuzhiyun */
fdt_fixup_qe_firmware(void * blob)22*4882a593Smuzhiyun void fdt_fixup_qe_firmware(void *blob)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun struct qe_firmware_info *qe_fw_info;
25*4882a593Smuzhiyun int node, ret;
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun qe_fw_info = qe_get_firmware_info();
28*4882a593Smuzhiyun if (!qe_fw_info)
29*4882a593Smuzhiyun return;
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun node = fdt_path_offset(blob, "/qe");
32*4882a593Smuzhiyun if (node < 0)
33*4882a593Smuzhiyun return;
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun /* We assume the node doesn't exist yet */
36*4882a593Smuzhiyun node = fdt_add_subnode(blob, node, "firmware");
37*4882a593Smuzhiyun if (node < 0)
38*4882a593Smuzhiyun return;
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun ret = fdt_setprop(blob, node, "extended-modes",
41*4882a593Smuzhiyun &qe_fw_info->extended_modes, sizeof(u64));
42*4882a593Smuzhiyun if (ret < 0)
43*4882a593Smuzhiyun goto error;
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun ret = fdt_setprop_string(blob, node, "id", qe_fw_info->id);
46*4882a593Smuzhiyun if (ret < 0)
47*4882a593Smuzhiyun goto error;
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun ret = fdt_setprop(blob, node, "virtual-traps", qe_fw_info->vtraps,
50*4882a593Smuzhiyun sizeof(qe_fw_info->vtraps));
51*4882a593Smuzhiyun if (ret < 0)
52*4882a593Smuzhiyun goto error;
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun return;
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun error:
57*4882a593Smuzhiyun fdt_del_node(blob, node);
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun
ft_qe_setup(void * blob)60*4882a593Smuzhiyun void ft_qe_setup(void *blob)
61*4882a593Smuzhiyun {
62*4882a593Smuzhiyun do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
63*4882a593Smuzhiyun "bus-frequency", gd->arch.qe_clk, 1);
64*4882a593Smuzhiyun do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
65*4882a593Smuzhiyun "brg-frequency", gd->arch.brg_clk, 1);
66*4882a593Smuzhiyun do_fixup_by_compat_u32(blob, "fsl,qe",
67*4882a593Smuzhiyun "clock-frequency", gd->arch.qe_clk, 1);
68*4882a593Smuzhiyun do_fixup_by_compat_u32(blob, "fsl,qe",
69*4882a593Smuzhiyun "bus-frequency", gd->arch.qe_clk, 1);
70*4882a593Smuzhiyun do_fixup_by_compat_u32(blob, "fsl,qe",
71*4882a593Smuzhiyun "brg-frequency", gd->arch.brg_clk, 1);
72*4882a593Smuzhiyun do_fixup_by_compat_u32(blob, "fsl,qe-gtm",
73*4882a593Smuzhiyun "clock-frequency", gd->arch.qe_clk / 2, 1);
74*4882a593Smuzhiyun fdt_fixup_qe_firmware(blob);
75*4882a593Smuzhiyun }
76*4882a593Smuzhiyun #endif
77