77 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			1.7 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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|  * SPDX-License-Identifier:	GPL-2.0+
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|  */
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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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| 
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| #ifdef CONFIG_QE
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| DECLARE_GLOBAL_DATA_PTR;
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 	return;
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| 
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| error:
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| 	fdt_del_node(blob, node);
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| }
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| 
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| void ft_qe_setup(void *blob)
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| {
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| 	do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
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| 		"bus-frequency", gd->arch.qe_clk, 1);
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| 	do_fixup_by_prop_u32(blob, "device_type", "qe", 4,
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| 		"brg-frequency", gd->arch.brg_clk, 1);
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| 	do_fixup_by_compat_u32(blob, "fsl,qe",
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| 		"clock-frequency", gd->arch.qe_clk, 1);
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| 	do_fixup_by_compat_u32(blob, "fsl,qe",
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| 		"bus-frequency", gd->arch.qe_clk, 1);
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| 	do_fixup_by_compat_u32(blob, "fsl,qe",
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| 		"brg-frequency", gd->arch.brg_clk, 1);
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| 	do_fixup_by_compat_u32(blob, "fsl,qe-gtm",
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| 		"clock-frequency", gd->arch.qe_clk / 2, 1);
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| 	fdt_fixup_qe_firmware(blob);
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| }
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| #endif
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