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https://github.com/smaeul/u-boot.git
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3fca803759
Setup QE pin multiplexing for USB function, configure needed BCSRs and add some fdt fixups. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
93 lines
2.4 KiB
C
93 lines
2.4 KiB
C
/*
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* Copyright 2008 Freescale Semiconductor, Inc.
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*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <libfdt.h>
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#include <fdt_support.h>
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#include "qe.h"
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DECLARE_GLOBAL_DATA_PTR;
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/*
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* If a QE firmware has been uploaded, then add the 'firmware' node under
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* the 'qe' node.
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*/
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void fdt_fixup_qe_firmware(void *blob)
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{
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struct qe_firmware_info *qe_fw_info;
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int node, ret;
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qe_fw_info = qe_get_firmware_info();
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if (!qe_fw_info)
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return;
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node = fdt_path_offset(blob, "/qe");
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if (node < 0)
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return;
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/* We assume the node doesn't exist yet */
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node = fdt_add_subnode(blob, node, "firmware");
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if (node < 0)
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return;
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ret = fdt_setprop(blob, node, "extended-modes",
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&qe_fw_info->extended_modes, sizeof(u64));
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if (ret < 0)
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goto error;
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ret = fdt_setprop_string(blob, node, "id", qe_fw_info->id);
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if (ret < 0)
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goto error;
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ret = fdt_setprop(blob, node, "virtual-traps", qe_fw_info->vtraps,
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sizeof(qe_fw_info->vtraps));
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if (ret < 0)
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goto error;
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return;
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error:
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fdt_del_node(blob, node);
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}
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void ft_qe_setup(void *blob)
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{
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#ifdef CONFIG_QE
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do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
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"bus-frequency", gd->qe_clk, 1);
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do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
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"brg-frequency", gd->brg_clk, 1);
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do_fixup_by_compat_u32(blob, "fsl,qe",
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"clock-frequency", gd->qe_clk, 1);
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do_fixup_by_compat_u32(blob, "fsl,qe",
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"bus-frequency", gd->qe_clk, 1);
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do_fixup_by_compat_u32(blob, "fsl,qe",
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"brg-frequency", gd->brg_clk, 1);
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do_fixup_by_compat_u32(blob, "fsl,qe-gtm",
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"clock-frequency", gd->qe_clk / 2, 1);
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fdt_fixup_qe_firmware(blob);
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#endif
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}
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