cregit-Linux how code gets into the kernel

Release 4.18 drivers/soc/renesas/r8a77990-sysc.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Renesas R-Car E3 System Controller
 *
 * Copyright (C) 2018 Renesas Electronics Corp.
 */

#include <linux/bug.h>
#include <linux/kernel.h>
#include <linux/sys_soc.h>

#include <dt-bindings/power/r8a77990-sysc.h>

#include "rcar-sysc.h"


static struct rcar_sysc_area r8a77990_areas[] __initdata = {
	{ "always-on",	    0, 0, R8A77990_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
	{ "ca53-scu",	0x140, 0, R8A77990_PD_CA53_SCU,  R8A77990_PD_ALWAYS_ON,
	  PD_SCU },
	{ "ca53-cpu0",	0x200, 0, R8A77990_PD_CA53_CPU0, R8A77990_PD_CA53_SCU,
	  PD_CPU_NOCR },
	{ "ca53-cpu1",	0x200, 1, R8A77990_PD_CA53_CPU1, R8A77990_PD_CA53_SCU,
	  PD_CPU_NOCR },
	{ "cr7",	0x240, 0, R8A77990_PD_CR7,	R8A77990_PD_ALWAYS_ON },
	{ "a3vc",	0x380, 0, R8A77990_PD_A3VC,	R8A77990_PD_ALWAYS_ON },
	{ "a2vc1",	0x3c0, 1, R8A77990_PD_A2VC1,	R8A77990_PD_A3VC },
	{ "3dg-a",	0x100, 0, R8A77990_PD_3DG_A,	R8A77990_PD_ALWAYS_ON },
	{ "3dg-b",	0x100, 1, R8A77990_PD_3DG_B,	R8A77990_PD_3DG_A },
};


static void __init rcar_sysc_fix_parent(struct rcar_sysc_area *areas, unsigned int num_areas, u8 id, int new_parent) { unsigned int i; for (i = 0; i < num_areas; i++) if (areas[i].isr_bit == id) { areas[i].parent = new_parent; return; } }

Contributors

PersonTokensPropCommitsCommitProp
Yoshihiro Shimoda62100.00%1100.00%
Total62100.00%1100.00%

/* Fixups for R-Car E3 ES1.0 revision */ static const struct soc_device_attribute r8a77990[] __initconst = { { .soc_id = "r8a77990", .revision = "ES1.0" }, { /* sentinel */ } };
static int __init r8a77990_sysc_init(void) { if (soc_device_match(r8a77990)) { rcar_sysc_fix_parent(r8a77990_areas, ARRAY_SIZE(r8a77990_areas), R8A77990_PD_3DG_A, R8A77990_PD_3DG_B); rcar_sysc_fix_parent(r8a77990_areas, ARRAY_SIZE(r8a77990_areas), R8A77990_PD_3DG_B, R8A77990_PD_ALWAYS_ON); } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Yoshihiro Shimoda49100.00%1100.00%
Total49100.00%1100.00%

const struct rcar_sysc_info r8a77990_sysc_info __initconst = { .init = r8a77990_sysc_init, .areas = r8a77990_areas, .num_areas = ARRAY_SIZE(r8a77990_areas), };

Overall Contributors

PersonTokensPropCommitsCommitProp
Takeshi Kihara16052.12%150.00%
Yoshihiro Shimoda14747.88%150.00%
Total307100.00%2100.00%
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