// 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" , 0 x140, 0 , R8A77990_PD_CA53_SCU, R8A77990_PD_ALWAYS_ON,
PD_SCU },
{ "ca53-cpu0" , 0 x200, 0 , R8A77990_PD_CA53_CPU0, R8A77990_PD_CA53_SCU,
PD_CPU_NOCR },
{ "ca53-cpu1" , 0 x200, 1 , R8A77990_PD_CA53_CPU1, R8A77990_PD_CA53_SCU,
PD_CPU_NOCR },
{ "cr7" , 0 x240, 0 , R8A77990_PD_CR7, R8A77990_PD_ALWAYS_ON },
{ "a3vc" , 0 x380, 0 , R8A77990_PD_A3VC, R8A77990_PD_ALWAYS_ON },
{ "a2vc1" , 0 x3c0, 1 , R8A77990_PD_A2VC1, R8A77990_PD_A3VC },
{ "3dg-a" , 0 x100, 0 , R8A77990_PD_3DG_A, R8A77990_PD_ALWAYS_ON },
{ "3dg-b" , 0 x100, 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 = 0 x2f8,
.extmask_val = BIT(0 ),
};
Messung V0.5 in Prozent C=94 H=96 G=94
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-06)
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