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| // SPDX-License-Identifier: GPL-2.0
| /*
| * Renesas R-Car E3 System Controller
| *
| * Copyright (C) 2018 Renesas Electronics Corp.
| */
|
| #include <linux/bits.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 },
| };
|
| /* 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)) {
| /* Fix incorrect 3DG hierarchy */
| swap(r8a77990_areas[7], r8a77990_areas[8]);
| r8a77990_areas[7].parent = R8A77990_PD_ALWAYS_ON;
| r8a77990_areas[8].parent = R8A77990_PD_3DG_B;
| }
|
| return 0;
| }
|
| const struct rcar_sysc_info r8a77990_sysc_info __initconst = {
| .init = r8a77990_sysc_init,
| .areas = r8a77990_areas,
| .num_areas = ARRAY_SIZE(r8a77990_areas),
| .extmask_offs = 0x2f8,
| .extmask_val = BIT(0),
| };
|
|
