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cbf5c99ef3
Introduce fdt_apply_ddrss_timings_patch() to allow board code to override DDR settings in the device tree prior to DDRSS driver probing. Signed-off-by: Wadim Egorov <w.egorov@phytec.de> Tested-by: John Ma <jma@phytec.com>
29 lines
512 B
C
29 lines
512 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2024 PHYTEC Messtechnik GmbH
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* Author: Wadim Egorov <w.egorov@phytec.de>
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*/
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#ifndef K3_DDRSS_PATCH
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#define K3_DDRSS_PATCH
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#include <linux/types.h>
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struct ddr_reg {
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u32 off;
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u32 val;
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};
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struct ddrss {
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struct ddr_reg *ctl_regs;
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u32 ctl_regs_num;
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struct ddr_reg *pi_regs;
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u32 pi_regs_num;
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struct ddr_reg *phy_regs;
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u32 phy_regs_num;
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};
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int fdt_apply_ddrss_timings_patch(void *fdt, struct ddrss *ddrss);
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#endif /* K3_DDRSS_PATCH */
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