diff options
| author | Ulf Hansson <ulf.hansson@linaro.org> | 2023-07-05 18:51:37 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2023-07-14 11:40:56 +0300 |
| commit | 86341a84495cb4201948053fecb71f6bda2baaa6 (patch) | |
| tree | 97b92e8fe6e2603c8d296cb1d1ff6698c05e155c /drivers/soc/renesas | |
| parent | 84e9c58c21663b4008ddec3c431aef191c993ffd (diff) | |
| download | linux-86341a84495cb4201948053fecb71f6bda2baaa6.tar.xz | |
soc: renesas: Move power-domain drivers to the genpd dir
To simplify with maintenance let's move the renesas power-domain drivers to
the new genpd directory. Going forward, patches are intended to be managed
through a separate git tree, according to MAINTAINERS.
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Magnus Damm <magnus.damm@gmail.com>
Cc: <linux-renesas-soc@vger.kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/soc/renesas')
29 files changed, 0 insertions, 2385 deletions
diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile index 6e4e77b0afff..734f8f8cefa4 100644 --- a/drivers/soc/renesas/Makefile +++ b/drivers/soc/renesas/Makefile @@ -3,30 +3,6 @@ obj-$(CONFIG_SOC_RENESAS) += renesas-soc.o # SoC -obj-$(CONFIG_SYSC_R8A7742) += r8a7742-sysc.o -obj-$(CONFIG_SYSC_R8A7743) += r8a7743-sysc.o -obj-$(CONFIG_SYSC_R8A7745) += r8a7745-sysc.o -obj-$(CONFIG_SYSC_R8A77470) += r8a77470-sysc.o -obj-$(CONFIG_SYSC_R8A774A1) += r8a774a1-sysc.o -obj-$(CONFIG_SYSC_R8A774B1) += r8a774b1-sysc.o -obj-$(CONFIG_SYSC_R8A774C0) += r8a774c0-sysc.o -obj-$(CONFIG_SYSC_R8A774E1) += r8a774e1-sysc.o -obj-$(CONFIG_SYSC_R8A7779) += r8a7779-sysc.o -obj-$(CONFIG_SYSC_R8A7790) += r8a7790-sysc.o -obj-$(CONFIG_SYSC_R8A7791) += r8a7791-sysc.o -obj-$(CONFIG_SYSC_R8A7792) += r8a7792-sysc.o -obj-$(CONFIG_SYSC_R8A7794) += r8a7794-sysc.o -obj-$(CONFIG_SYSC_R8A7795) += r8a7795-sysc.o -obj-$(CONFIG_SYSC_R8A77960) += r8a7796-sysc.o -obj-$(CONFIG_SYSC_R8A77961) += r8a7796-sysc.o -obj-$(CONFIG_SYSC_R8A77965) += r8a77965-sysc.o -obj-$(CONFIG_SYSC_R8A77970) += r8a77970-sysc.o -obj-$(CONFIG_SYSC_R8A77980) += r8a77980-sysc.o -obj-$(CONFIG_SYSC_R8A77990) += r8a77990-sysc.o -obj-$(CONFIG_SYSC_R8A77995) += r8a77995-sysc.o -obj-$(CONFIG_SYSC_R8A779A0) += r8a779a0-sysc.o -obj-$(CONFIG_SYSC_R8A779F0) += r8a779f0-sysc.o -obj-$(CONFIG_SYSC_R8A779G0) += r8a779g0-sysc.o ifdef CONFIG_SMP obj-$(CONFIG_ARCH_R9A06G032) += r9a06g032-smp.o endif @@ -34,6 +10,3 @@ endif # Family obj-$(CONFIG_PWC_RZV2M) += pwc-rzv2m.o obj-$(CONFIG_RST_RCAR) += rcar-rst.o -obj-$(CONFIG_SYSC_RCAR) += rcar-sysc.o -obj-$(CONFIG_SYSC_RCAR_GEN4) += rcar-gen4-sysc.o -obj-$(CONFIG_SYSC_RMOBILE) += rmobile-sysc.o diff --git a/drivers/soc/renesas/r8a7742-sysc.c b/drivers/soc/renesas/r8a7742-sysc.c deleted file mode 100644 index 219a675f83f4..000000000000 --- a/drivers/soc/renesas/r8a7742-sysc.c +++ /dev/null @@ -1,42 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G1H System Controller - * - * Copyright (C) 2020 Renesas Electronics Corp. - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7742-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7742_areas[] __initconst = { - { "always-on", 0, 0, R8A7742_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca15-scu", 0x180, 0, R8A7742_PD_CA15_SCU, R8A7742_PD_ALWAYS_ON, - PD_SCU }, - { "ca15-cpu0", 0x40, 0, R8A7742_PD_CA15_CPU0, R8A7742_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu1", 0x40, 1, R8A7742_PD_CA15_CPU1, R8A7742_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu2", 0x40, 2, R8A7742_PD_CA15_CPU2, R8A7742_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu3", 0x40, 3, R8A7742_PD_CA15_CPU3, R8A7742_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca7-scu", 0x100, 0, R8A7742_PD_CA7_SCU, R8A7742_PD_ALWAYS_ON, - PD_SCU }, - { "ca7-cpu0", 0x1c0, 0, R8A7742_PD_CA7_CPU0, R8A7742_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu1", 0x1c0, 1, R8A7742_PD_CA7_CPU1, R8A7742_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu2", 0x1c0, 2, R8A7742_PD_CA7_CPU2, R8A7742_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu3", 0x1c0, 3, R8A7742_PD_CA7_CPU3, R8A7742_PD_CA7_SCU, - PD_CPU_NOCR }, - { "rgx", 0xc0, 0, R8A7742_PD_RGX, R8A7742_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7742_sysc_info __initconst = { - .areas = r8a7742_areas, - .num_areas = ARRAY_SIZE(r8a7742_areas), -}; diff --git a/drivers/soc/renesas/r8a7743-sysc.c b/drivers/soc/renesas/r8a7743-sysc.c deleted file mode 100644 index 4e2c0ab951b3..000000000000 --- a/drivers/soc/renesas/r8a7743-sysc.c +++ /dev/null @@ -1,28 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G1M System Controller - * - * Copyright (C) 2016 Cogent Embedded Inc. - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7743-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7743_areas[] __initconst = { - { "always-on", 0, 0, R8A7743_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca15-scu", 0x180, 0, R8A7743_PD_CA15_SCU, R8A7743_PD_ALWAYS_ON, - PD_SCU }, - { "ca15-cpu0", 0x40, 0, R8A7743_PD_CA15_CPU0, R8A7743_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu1", 0x40, 1, R8A7743_PD_CA15_CPU1, R8A7743_PD_CA15_SCU, - PD_CPU_NOCR }, - { "sgx", 0xc0, 0, R8A7743_PD_SGX, R8A7743_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7743_sysc_info __initconst = { - .areas = r8a7743_areas, - .num_areas = ARRAY_SIZE(r8a7743_areas), -}; diff --git a/drivers/soc/renesas/r8a7745-sysc.c b/drivers/soc/renesas/r8a7745-sysc.c deleted file mode 100644 index 865821a2f0c6..000000000000 --- a/drivers/soc/renesas/r8a7745-sysc.c +++ /dev/null @@ -1,28 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G1E System Controller - * - * Copyright (C) 2016 Cogent Embedded Inc. - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7745-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7745_areas[] __initconst = { - { "always-on", 0, 0, R8A7745_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca7-scu", 0x100, 0, R8A7745_PD_CA7_SCU, R8A7745_PD_ALWAYS_ON, - PD_SCU }, - { "ca7-cpu0", 0x1c0, 0, R8A7745_PD_CA7_CPU0, R8A7745_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu1", 0x1c0, 1, R8A7745_PD_CA7_CPU1, R8A7745_PD_CA7_SCU, - PD_CPU_NOCR }, - { "sgx", 0xc0, 0, R8A7745_PD_SGX, R8A7745_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7745_sysc_info __initconst = { - .areas = r8a7745_areas, - .num_areas = ARRAY_SIZE(r8a7745_areas), -}; diff --git a/drivers/soc/renesas/r8a77470-sysc.c b/drivers/soc/renesas/r8a77470-sysc.c deleted file mode 100644 index 1eeb8018df50..000000000000 --- a/drivers/soc/renesas/r8a77470-sysc.c +++ /dev/null @@ -1,28 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G1C System Controller - * - * Copyright (C) 2018 Renesas Electronics Corp. - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a77470-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a77470_areas[] __initconst = { - { "always-on", 0, 0, R8A77470_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca7-scu", 0x100, 0, R8A77470_PD_CA7_SCU, R8A77470_PD_ALWAYS_ON, - PD_SCU }, - { "ca7-cpu0", 0x1c0, 0, R8A77470_PD_CA7_CPU0, R8A77470_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu1", 0x1c0, 1, R8A77470_PD_CA7_CPU1, R8A77470_PD_CA7_SCU, - PD_CPU_NOCR }, - { "sgx", 0xc0, 0, R8A77470_PD_SGX, R8A77470_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a77470_sysc_info __initconst = { - .areas = r8a77470_areas, - .num_areas = ARRAY_SIZE(r8a77470_areas), -}; diff --git a/drivers/soc/renesas/r8a774a1-sysc.c b/drivers/soc/renesas/r8a774a1-sysc.c deleted file mode 100644 index 38ac2c689ff0..000000000000 --- a/drivers/soc/renesas/r8a774a1-sysc.c +++ /dev/null @@ -1,44 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G2M System Controller - * Copyright (C) 2018 Renesas Electronics Corp. - * - * Based on Renesas R-Car M3-W System Controller - * Copyright (C) 2016 Glider bvba - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a774a1-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a774a1_areas[] __initconst = { - { "always-on", 0, 0, R8A774A1_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca57-scu", 0x1c0, 0, R8A774A1_PD_CA57_SCU, R8A774A1_PD_ALWAYS_ON, - PD_SCU }, - { "ca57-cpu0", 0x80, 0, R8A774A1_PD_CA57_CPU0, R8A774A1_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca57-cpu1", 0x80, 1, R8A774A1_PD_CA57_CPU1, R8A774A1_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca53-scu", 0x140, 0, R8A774A1_PD_CA53_SCU, R8A774A1_PD_ALWAYS_ON, - PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A774A1_PD_CA53_CPU0, R8A774A1_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu1", 0x200, 1, R8A774A1_PD_CA53_CPU1, R8A774A1_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu2", 0x200, 2, R8A774A1_PD_CA53_CPU2, R8A774A1_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu3", 0x200, 3, R8A774A1_PD_CA53_CPU3, R8A774A1_PD_CA53_SCU, - PD_CPU_NOCR }, - { "a3vc", 0x380, 0, R8A774A1_PD_A3VC, R8A774A1_PD_ALWAYS_ON }, - { "a2vc0", 0x3c0, 0, R8A774A1_PD_A2VC0, R8A774A1_PD_A3VC }, - { "a2vc1", 0x3c0, 1, R8A774A1_PD_A2VC1, R8A774A1_PD_A3VC }, - { "3dg-a", 0x100, 0, R8A774A1_PD_3DG_A, R8A774A1_PD_ALWAYS_ON }, - { "3dg-b", 0x100, 1, R8A774A1_PD_3DG_B, R8A774A1_PD_3DG_A }, -}; - -const struct rcar_sysc_info r8a774a1_sysc_info __initconst = { - .areas = r8a774a1_areas, - .num_areas = ARRAY_SIZE(r8a774a1_areas), -}; diff --git a/drivers/soc/renesas/r8a774b1-sysc.c b/drivers/soc/renesas/r8a774b1-sysc.c deleted file mode 100644 index 5f97ff26f3f8..000000000000 --- a/drivers/soc/renesas/r8a774b1-sysc.c +++ /dev/null @@ -1,37 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G2N System Controller - * Copyright (C) 2019 Renesas Electronics Corp. - * - * Based on Renesas R-Car M3-W System Controller - * Copyright (C) 2016 Glider bvba - */ - -#include <linux/bits.h> -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a774b1-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a774b1_areas[] __initconst = { - { "always-on", 0, 0, R8A774B1_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca57-scu", 0x1c0, 0, R8A774B1_PD_CA57_SCU, R8A774B1_PD_ALWAYS_ON, - PD_SCU }, - { "ca57-cpu0", 0x80, 0, R8A774B1_PD_CA57_CPU0, R8A774B1_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca57-cpu1", 0x80, 1, R8A774B1_PD_CA57_CPU1, R8A774B1_PD_CA57_SCU, - PD_CPU_NOCR }, - { "a3vc", 0x380, 0, R8A774B1_PD_A3VC, R8A774B1_PD_ALWAYS_ON }, - { "a3vp", 0x340, 0, R8A774B1_PD_A3VP, R8A774B1_PD_ALWAYS_ON }, - { "a2vc1", 0x3c0, 1, R8A774B1_PD_A2VC1, R8A774B1_PD_A3VC }, - { "3dg-a", 0x100, 0, R8A774B1_PD_3DG_A, R8A774B1_PD_ALWAYS_ON }, - { "3dg-b", 0x100, 1, R8A774B1_PD_3DG_B, R8A774B1_PD_3DG_A }, -}; - -const struct rcar_sysc_info r8a774b1_sysc_info __initconst = { - .areas = r8a774b1_areas, - .num_areas = ARRAY_SIZE(r8a774b1_areas), - .extmask_offs = 0x2f8, - .extmask_val = BIT(0), -}; diff --git a/drivers/soc/renesas/r8a774c0-sysc.c b/drivers/soc/renesas/r8a774c0-sysc.c deleted file mode 100644 index c1c216f7d073..000000000000 --- a/drivers/soc/renesas/r8a774c0-sysc.c +++ /dev/null @@ -1,55 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G2E System Controller - * Copyright (C) 2018 Renesas Electronics Corp. - * - * Based on Renesas R-Car E3 System Controller - */ - -#include <linux/bits.h> -#include <linux/kernel.h> -#include <linux/sys_soc.h> - -#include <dt-bindings/power/r8a774c0-sysc.h> - -#include "rcar-sysc.h" - -static struct rcar_sysc_area r8a774c0_areas[] __initdata = { - { "always-on", 0, 0, R8A774C0_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca53-scu", 0x140, 0, R8A774C0_PD_CA53_SCU, R8A774C0_PD_ALWAYS_ON, - PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A774C0_PD_CA53_CPU0, R8A774C0_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu1", 0x200, 1, R8A774C0_PD_CA53_CPU1, R8A774C0_PD_CA53_SCU, - PD_CPU_NOCR }, - { "a3vc", 0x380, 0, R8A774C0_PD_A3VC, R8A774C0_PD_ALWAYS_ON }, - { "a2vc1", 0x3c0, 1, R8A774C0_PD_A2VC1, R8A774C0_PD_A3VC }, - { "3dg-a", 0x100, 0, R8A774C0_PD_3DG_A, R8A774C0_PD_ALWAYS_ON }, - { "3dg-b", 0x100, 1, R8A774C0_PD_3DG_B, R8A774C0_PD_3DG_A }, -}; - -/* Fixups for RZ/G2E ES1.0 revision */ -static const struct soc_device_attribute r8a774c0[] __initconst = { - { .soc_id = "r8a774c0", .revision = "ES1.0" }, - { /* sentinel */ } -}; - -static int __init r8a774c0_sysc_init(void) -{ - if (soc_device_match(r8a774c0)) { - /* Fix incorrect 3DG hierarchy */ - swap(r8a774c0_areas[6], r8a774c0_areas[7]); - r8a774c0_areas[6].parent = R8A774C0_PD_ALWAYS_ON; - r8a774c0_areas[7].parent = R8A774C0_PD_3DG_B; - } - - return 0; -} - -const struct rcar_sysc_info r8a774c0_sysc_info __initconst = { - .init = r8a774c0_sysc_init, - .areas = r8a774c0_areas, - .num_areas = ARRAY_SIZE(r8a774c0_areas), - .extmask_offs = 0x2f8, - .extmask_val = BIT(0), -}; diff --git a/drivers/soc/renesas/r8a774e1-sysc.c b/drivers/soc/renesas/r8a774e1-sysc.c deleted file mode 100644 index 18449f746455..000000000000 --- a/drivers/soc/renesas/r8a774e1-sysc.c +++ /dev/null @@ -1,43 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas RZ/G2H System Controller - * Copyright (C) 2020 Renesas Electronics Corp. - * - * Based on Renesas R-Car H3 System Controller - * Copyright (C) 2016-2017 Glider bvba - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a774e1-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a774e1_areas[] __initconst = { - { "always-on", 0, 0, R8A774E1_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca57-scu", 0x1c0, 0, R8A774E1_PD_CA57_SCU, R8A774E1_PD_ALWAYS_ON, PD_SCU }, - { "ca57-cpu0", 0x80, 0, R8A774E1_PD_CA57_CPU0, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR }, - { "ca57-cpu1", 0x80, 1, R8A774E1_PD_CA57_CPU1, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR }, - { "ca57-cpu2", 0x80, 2, R8A774E1_PD_CA57_CPU2, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR }, - { "ca57-cpu3", 0x80, 3, R8A774E1_PD_CA57_CPU3, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR }, - { "ca53-scu", 0x140, 0, R8A774E1_PD_CA53_SCU, R8A774E1_PD_ALWAYS_ON, PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A774E1_PD_CA53_CPU0, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR }, - { "ca53-cpu1", 0x200, 1, R8A774E1_PD_CA53_CPU1, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR }, - { "ca53-cpu2", 0x200, 2, R8A774E1_PD_CA53_CPU2, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR }, - { "ca53-cpu3", 0x200, 3, R8A774E1_PD_CA53_CPU3, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR }, - { "a3vp", 0x340, 0, R8A774E1_PD_A3VP, R8A774E1_PD_ALWAYS_ON }, - { "a3vc", 0x380, 0, R8A774E1_PD_A3VC, R8A774E1_PD_ALWAYS_ON }, - { "a2vc1", 0x3c0, 1, R8A774E1_PD_A2VC1, R8A774E1_PD_A3VC }, - { "3dg-a", 0x100, 0, R8A774E1_PD_3DG_A, R8A774E1_PD_ALWAYS_ON }, - { "3dg-b", 0x100, 1, R8A774E1_PD_3DG_B, R8A774E1_PD_3DG_A }, - { "3dg-c", 0x100, 2, R8A774E1_PD_3DG_C, R8A774E1_PD_3DG_B }, - { "3dg-d", 0x100, 3, R8A774E1_PD_3DG_D, R8A774E1_PD_3DG_C }, - { "3dg-e", 0x100, 4, R8A774E1_PD_3DG_E, R8A774E1_PD_3DG_D }, -}; - -const struct rcar_sysc_info r8a774e1_sysc_info __initconst = { - .areas = r8a774e1_areas, - .num_areas = ARRAY_SIZE(r8a774e1_areas), - .extmask_offs = 0x2f8, - .extmask_val = BIT(0), -}; diff --git a/drivers/soc/renesas/r8a7779-sysc.c b/drivers/soc/renesas/r8a7779-sysc.c deleted file mode 100644 index e24a7151d55f..000000000000 --- a/drivers/soc/renesas/r8a7779-sysc.c +++ /dev/null @@ -1,30 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car H1 System Controller - * - * Copyright (C) 2016 Glider bvba - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7779-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7779_areas[] __initconst = { - { "always-on", 0, 0, R8A7779_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "arm1", 0x40, 1, R8A7779_PD_ARM1, R8A7779_PD_ALWAYS_ON, - PD_CPU_CR }, - { "arm2", 0x40, 2, R8A7779_PD_ARM2, R8A7779_PD_ALWAYS_ON, - PD_CPU_CR }, - { "arm3", 0x40, 3, R8A7779_PD_ARM3, R8A7779_PD_ALWAYS_ON, - PD_CPU_CR }, - { "sgx", 0xc0, 0, R8A7779_PD_SGX, R8A7779_PD_ALWAYS_ON }, - { "vdp", 0x100, 0, R8A7779_PD_VDP, R8A7779_PD_ALWAYS_ON }, - { "imp", 0x140, 0, R8A7779_PD_IMP, R8A7779_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7779_sysc_info __initconst = { - .areas = r8a7779_areas, - .num_areas = ARRAY_SIZE(r8a7779_areas), -}; diff --git a/drivers/soc/renesas/r8a7790-sysc.c b/drivers/soc/renesas/r8a7790-sysc.c deleted file mode 100644 index b9afe7f6245b..000000000000 --- a/drivers/soc/renesas/r8a7790-sysc.c +++ /dev/null @@ -1,44 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car H2 System Controller - * - * Copyright (C) 2016 Glider bvba - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7790-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7790_areas[] __initconst = { - { "always-on", 0, 0, R8A7790_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca15-scu", 0x180, 0, R8A7790_PD_CA15_SCU, R8A7790_PD_ALWAYS_ON, - PD_SCU }, - { "ca15-cpu0", 0x40, 0, R8A7790_PD_CA15_CPU0, R8A7790_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu1", 0x40, 1, R8A7790_PD_CA15_CPU1, R8A7790_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu2", 0x40, 2, R8A7790_PD_CA15_CPU2, R8A7790_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu3", 0x40, 3, R8A7790_PD_CA15_CPU3, R8A7790_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca7-scu", 0x100, 0, R8A7790_PD_CA7_SCU, R8A7790_PD_ALWAYS_ON, - PD_SCU }, - { "ca7-cpu0", 0x1c0, 0, R8A7790_PD_CA7_CPU0, R8A7790_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu1", 0x1c0, 1, R8A7790_PD_CA7_CPU1, R8A7790_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu2", 0x1c0, 2, R8A7790_PD_CA7_CPU2, R8A7790_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu3", 0x1c0, 3, R8A7790_PD_CA7_CPU3, R8A7790_PD_CA7_SCU, - PD_CPU_NOCR }, - { "sh-4a", 0x80, 0, R8A7790_PD_SH_4A, R8A7790_PD_ALWAYS_ON }, - { "rgx", 0xc0, 0, R8A7790_PD_RGX, R8A7790_PD_ALWAYS_ON }, - { "imp", 0x140, 0, R8A7790_PD_IMP, R8A7790_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7790_sysc_info __initconst = { - .areas = r8a7790_areas, - .num_areas = ARRAY_SIZE(r8a7790_areas), -}; diff --git a/drivers/soc/renesas/r8a7791-sysc.c b/drivers/soc/renesas/r8a7791-sysc.c deleted file mode 100644 index f00fa24522a3..000000000000 --- a/drivers/soc/renesas/r8a7791-sysc.c +++ /dev/null @@ -1,29 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car M2-W/N System Controller - * - * Copyright (C) 2016 Glider bvba - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7791-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7791_areas[] __initconst = { - { "always-on", 0, 0, R8A7791_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca15-scu", 0x180, 0, R8A7791_PD_CA15_SCU, R8A7791_PD_ALWAYS_ON, - PD_SCU }, - { "ca15-cpu0", 0x40, 0, R8A7791_PD_CA15_CPU0, R8A7791_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu1", 0x40, 1, R8A7791_PD_CA15_CPU1, R8A7791_PD_CA15_SCU, - PD_CPU_NOCR }, - { "sh-4a", 0x80, 0, R8A7791_PD_SH_4A, R8A7791_PD_ALWAYS_ON }, - { "sgx", 0xc0, 0, R8A7791_PD_SGX, R8A7791_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7791_sysc_info __initconst = { - .areas = r8a7791_areas, - .num_areas = ARRAY_SIZE(r8a7791_areas), -}; diff --git a/drivers/soc/renesas/r8a7792-sysc.c b/drivers/soc/renesas/r8a7792-sysc.c deleted file mode 100644 index 60aae242c43f..000000000000 --- a/drivers/soc/renesas/r8a7792-sysc.c +++ /dev/null @@ -1,30 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car V2H (R8A7792) System Controller - * - * Copyright (C) 2016 Cogent Embedded Inc. - */ - -#include <linux/init.h> -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7792-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7792_areas[] __initconst = { - { "always-on", 0, 0, R8A7792_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca15-scu", 0x180, 0, R8A7792_PD_CA15_SCU, R8A7792_PD_ALWAYS_ON, - PD_SCU }, - { "ca15-cpu0", 0x40, 0, R8A7792_PD_CA15_CPU0, R8A7792_PD_CA15_SCU, - PD_CPU_NOCR }, - { "ca15-cpu1", 0x40, 1, R8A7792_PD_CA15_CPU1, R8A7792_PD_CA15_SCU, - PD_CPU_NOCR }, - { "sgx", 0xc0, 0, R8A7792_PD_SGX, R8A7792_PD_ALWAYS_ON }, - { "imp", 0x140, 0, R8A7792_PD_IMP, R8A7792_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7792_sysc_info __initconst = { - .areas = r8a7792_areas, - .num_areas = ARRAY_SIZE(r8a7792_areas), -}; diff --git a/drivers/soc/renesas/r8a7794-sysc.c b/drivers/soc/renesas/r8a7794-sysc.c deleted file mode 100644 index 72ef4e85458f..000000000000 --- a/drivers/soc/renesas/r8a7794-sysc.c +++ /dev/null @@ -1,29 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car E2 System Controller - * - * Copyright (C) 2016 Glider bvba - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7794-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a7794_areas[] __initconst = { - { "always-on", 0, 0, R8A7794_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca7-scu", 0x100, 0, R8A7794_PD_CA7_SCU, R8A7794_PD_ALWAYS_ON, - PD_SCU }, - { "ca7-cpu0", 0x1c0, 0, R8A7794_PD_CA7_CPU0, R8A7794_PD_CA7_SCU, - PD_CPU_NOCR }, - { "ca7-cpu1", 0x1c0, 1, R8A7794_PD_CA7_CPU1, R8A7794_PD_CA7_SCU, - PD_CPU_NOCR }, - { "sh-4a", 0x80, 0, R8A7794_PD_SH_4A, R8A7794_PD_ALWAYS_ON }, - { "sgx", 0xc0, 0, R8A7794_PD_SGX, R8A7794_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a7794_sysc_info __initconst = { - .areas = r8a7794_areas, - .num_areas = ARRAY_SIZE(r8a7794_areas), -}; diff --git a/drivers/soc/renesas/r8a7795-sysc.c b/drivers/soc/renesas/r8a7795-sysc.c deleted file mode 100644 index cbe1ff0fc583..000000000000 --- a/drivers/soc/renesas/r8a7795-sysc.c +++ /dev/null @@ -1,86 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car H3 System Controller - * - * Copyright (C) 2016-2017 Glider bvba - */ - -#include <linux/bits.h> -#include <linux/kernel.h> -#include <linux/sys_soc.h> - -#include <dt-bindings/power/r8a7795-sysc.h> - -#include "rcar-sysc.h" - -static struct rcar_sysc_area r8a7795_areas[] __initdata = { - { "always-on", 0, 0, R8A7795_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca57-scu", 0x1c0, 0, R8A7795_PD_CA57_SCU, R8A7795_PD_ALWAYS_ON, - PD_SCU }, - { "ca57-cpu0", 0x80, 0, R8A7795_PD_CA57_CPU0, R8A7795_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca57-cpu1", 0x80, 1, R8A7795_PD_CA57_CPU1, R8A7795_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca57-cpu2", 0x80, 2, R8A7795_PD_CA57_CPU2, R8A7795_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca57-cpu3", 0x80, 3, R8A7795_PD_CA57_CPU3, R8A7795_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca53-scu", 0x140, 0, R8A7795_PD_CA53_SCU, R8A7795_PD_ALWAYS_ON, - PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A7795_PD_CA53_CPU0, R8A7795_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu1", 0x200, 1, R8A7795_PD_CA53_CPU1, R8A7795_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu2", 0x200, 2, R8A7795_PD_CA53_CPU2, R8A7795_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu3", 0x200, 3, R8A7795_PD_CA53_CPU3, R8A7795_PD_CA53_SCU, - PD_CPU_NOCR }, - { "a3vp", 0x340, 0, R8A7795_PD_A3VP, R8A7795_PD_ALWAYS_ON }, - { "cr7", 0x240, 0, R8A7795_PD_CR7, R8A7795_PD_ALWAYS_ON }, - { "a3vc", 0x380, 0, R8A7795_PD_A3VC, R8A7795_PD_ALWAYS_ON }, - { "a2vc1", 0x3c0, 1, R8A7795_PD_A2VC1, R8A7795_PD_A3VC }, - { "3dg-a", 0x100, 0, R8A7795_PD_3DG_A, R8A7795_PD_ALWAYS_ON }, - { "3dg-b", 0x100, 1, R8A7795_PD_3DG_B, R8A7795_PD_3DG_A }, - { "3dg-c", 0x100, 2, R8A7795_PD_3DG_C, R8A7795_PD_3DG_B }, - { "3dg-d", 0x100, 3, R8A7795_PD_3DG_D, R8A7795_PD_3DG_C }, - { "3dg-e", 0x100, 4, R8A7795_PD_3DG_E, R8A7795_PD_3DG_D }, - { "a3ir", 0x180, 0, R8A7795_PD_A3IR, R8A7795_PD_ALWAYS_ON }, -}; - - - /* - * Fixups for R-Car H3 revisions - */ - -#define NO_EXTMASK BIT(1) /* Missing SYSCEXTMASK register */ - -static const struct soc_device_attribute r8a7795_quirks_match[] __initconst = { - { - .soc_id = "r8a7795", .revision = "ES2.*", - .data = (void *)(NO_EXTMASK), - }, - { /* sentinel */ } -}; - -static int __init r8a7795_sysc_init(void) -{ - const struct soc_device_attribute *attr; - u32 quirks = 0; - - attr = soc_device_match(r8a7795_quirks_match); - if (attr) - quirks = (uintptr_t)attr->data; - - if (quirks & NO_EXTMASK) - r8a7795_sysc_info.extmask_val = 0; - - return 0; -} - -struct rcar_sysc_info r8a7795_sysc_info __initdata = { - .init = r8a7795_sysc_init, - .areas = r8a7795_areas, - .num_areas = ARRAY_SIZE(r8a7795_areas), - .extmask_offs = 0x2f8, - .extmask_val = BIT(0), -}; diff --git a/drivers/soc/renesas/r8a7796-sysc.c b/drivers/soc/renesas/r8a7796-sysc.c deleted file mode 100644 index 471bd5b3b6ad..000000000000 --- a/drivers/soc/renesas/r8a7796-sysc.c +++ /dev/null @@ -1,67 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car M3-W/W+ System Controller - * - * Copyright (C) 2016 Glider bvba - * Copyright (C) 2018-2019 Renesas Electronics Corporation - */ - -#include <linux/bits.h> -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a7796-sysc.h> - -#include "rcar-sysc.h" - -static struct rcar_sysc_area r8a7796_areas[] __initdata = { - { "always-on", 0, 0, R8A7796_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca57-scu", 0x1c0, 0, R8A7796_PD_CA57_SCU, R8A7796_PD_ALWAYS_ON, - PD_SCU }, - { "ca57-cpu0", 0x80, 0, R8A7796_PD_CA57_CPU0, R8A7796_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca57-cpu1", 0x80, 1, R8A7796_PD_CA57_CPU1, R8A7796_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca53-scu", 0x140, 0, R8A7796_PD_CA53_SCU, R8A7796_PD_ALWAYS_ON, - PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A7796_PD_CA53_CPU0, R8A7796_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu1", 0x200, 1, R8A7796_PD_CA53_CPU1, R8A7796_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu2", 0x200, 2, R8A7796_PD_CA53_CPU2, R8A7796_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu3", 0x200, 3, R8A7796_PD_CA53_CPU3, R8A7796_PD_CA53_SCU, - PD_CPU_NOCR }, - { "cr7", 0x240, 0, R8A7796_PD_CR7, R8A7796_PD_ALWAYS_ON }, - { "a3vc", 0x380, 0, R8A7796_PD_A3VC, R8A7796_PD_ALWAYS_ON }, - { "a2vc0", 0x3c0, 0, R8A7796_PD_A2VC0, R8A7796_PD_A3VC }, - { "a2vc1", 0x3c0, 1, R8A7796_PD_A2VC1, R8A7796_PD_A3VC }, - { "3dg-a", 0x100, 0, R8A7796_PD_3DG_A, R8A7796_PD_ALWAYS_ON }, - { "3dg-b", 0x100, 1, R8A7796_PD_3DG_B, R8A7796_PD_3DG_A }, - { "a3ir", 0x180, 0, R8A7796_PD_A3IR, R8A7796_PD_ALWAYS_ON }, -}; - - -#ifdef CONFIG_SYSC_R8A77960 -const struct rcar_sysc_info r8a77960_sysc_info __initconst = { - .areas = r8a7796_areas, - .num_areas = ARRAY_SIZE(r8a7796_areas), -}; -#endif /* CONFIG_SYSC_R8A77960 */ - -#ifdef CONFIG_SYSC_R8A77961 -static int __init r8a77961_sysc_init(void) -{ - rcar_sysc_nullify(r8a7796_areas, ARRAY_SIZE(r8a7796_areas), - R8A7796_PD_A2VC0); - - return 0; -} - -const struct rcar_sysc_info r8a77961_sysc_info __initconst = { - .init = r8a77961_sysc_init, - .areas = r8a7796_areas, - .num_areas = ARRAY_SIZE(r8a7796_areas), - .extmask_offs = 0x2f8, - .extmask_val = BIT(0), -}; -#endif /* CONFIG_SYSC_R8A77961 */ diff --git a/drivers/soc/renesas/r8a77965-sysc.c b/drivers/soc/renesas/r8a77965-sysc.c deleted file mode 100644 index ff0b0d116992..000000000000 --- a/drivers/soc/renesas/r8a77965-sysc.c +++ /dev/null @@ -1,38 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car M3-N System Controller - * Copyright (C) 2018 Jacopo Mondi <jacopo+renesas@jmondi.org> - * - * Based on Renesas R-Car M3-W System Controller - * Copyright (C) 2016 Glider bvba - */ - -#include <linux/bits.h> -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a77965-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a77965_areas[] __initconst = { - { "always-on", 0, 0, R8A77965_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca57-scu", 0x1c0, 0, R8A77965_PD_CA57_SCU, R8A77965_PD_ALWAYS_ON, - PD_SCU }, - { "ca57-cpu0", 0x80, 0, R8A77965_PD_CA57_CPU0, R8A77965_PD_CA57_SCU, - PD_CPU_NOCR }, - { "ca57-cpu1", 0x80, 1, R8A77965_PD_CA57_CPU1, R8A77965_PD_CA57_SCU, - PD_CPU_NOCR }, - { "cr7", 0x240, 0, R8A77965_PD_CR7, R8A77965_PD_ALWAYS_ON }, - { "a3vc", 0x380, 0, R8A77965_PD_A3VC, R8A77965_PD_ALWAYS_ON }, - { "a3vp", 0x340, 0, R8A77965_PD_A3VP, R8A77965_PD_ALWAYS_ON }, - { "a2vc1", 0x3c0, 1, R8A77965_PD_A2VC1, R8A77965_PD_A3VC }, - { "3dg-a", 0x100, 0, R8A77965_PD_3DG_A, R8A77965_PD_ALWAYS_ON }, - { "3dg-b", 0x100, 1, R8A77965_PD_3DG_B, R8A77965_PD_3DG_A }, -}; - -const struct rcar_sysc_info r8a77965_sysc_info __initconst = { - .areas = r8a77965_areas, - .num_areas = ARRAY_SIZE(r8a77965_areas), - .extmask_offs = 0x2f8, - .extmask_val = BIT(0), -}; diff --git a/drivers/soc/renesas/r8a77970-sysc.c b/drivers/soc/renesas/r8a77970-sysc.c deleted file mode 100644 index 706258250600..000000000000 --- a/drivers/soc/renesas/r8a77970-sysc.c +++ /dev/null @@ -1,37 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car V3M System Controller - * - * Copyright (C) 2017 Cogent Embedded Inc. - */ - -#include <linux/bits.h> -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a77970-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a77970_areas[] __initconst = { - { "always-on", 0, 0, R8A77970_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca53-scu", 0x140, 0, R8A77970_PD_CA53_SCU, R8A77970_PD_ALWAYS_ON, - PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A77970_PD_CA53_CPU0, R8A77970_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu1", 0x200, 1, R8A77970_PD_CA53_CPU1, R8A77970_PD_CA53_SCU, - PD_CPU_NOCR }, - { "a3ir", 0x180, 0, R8A77970_PD_A3IR, R8A77970_PD_ALWAYS_ON }, - { "a2ir0", 0x400, 0, R8A77970_PD_A2IR0, R8A77970_PD_A3IR }, - { "a2ir1", 0x400, 1, R8A77970_PD_A2IR1, R8A77970_PD_A3IR }, - { "a2dp", 0x400, 2, R8A77970_PD_A2DP, R8A77970_PD_A3IR }, - { "a2cn", 0x400, 3, R8A77970_PD_A2CN, R8A77970_PD_A3IR }, - { "a2sc0", 0x400, 4, R8A77970_PD_A2SC0, R8A77970_PD_A3IR }, - { "a2sc1", 0x400, 5, R8A77970_PD_A2SC1, R8A77970_PD_A3IR }, -}; - -const struct rcar_sysc_info r8a77970_sysc_info __initconst = { - .areas = r8a77970_areas, - .num_areas = ARRAY_SIZE(r8a77970_areas), - .extmask_offs = 0x1b0, - .extmask_val = BIT(0), -}; diff --git a/drivers/soc/renesas/r8a77980-sysc.c b/drivers/soc/renesas/r8a77980-sysc.c deleted file mode 100644 index 39ca84a67daa..000000000000 --- a/drivers/soc/renesas/r8a77980-sysc.c +++ /dev/null @@ -1,54 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car V3H System Controller - * - * Copyright (C) 2018 Renesas Electronics Corp. - * Copyright (C) 2018 Cogent Embedded, Inc. - */ - -#include <linux/bits.h> -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a77980-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a77980_areas[] __initconst = { - { "always-on", 0, 0, R8A77980_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca53-scu", 0x140, 0, R8A77980_PD_CA53_SCU, R8A77980_PD_ALWAYS_ON, - PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A77980_PD_CA53_CPU0, R8A77980_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu1", 0x200, 1, R8A77980_PD_CA53_CPU1, R8A77980_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu2", 0x200, 2, R8A77980_PD_CA53_CPU2, R8A77980_PD_CA53_SCU, - PD_CPU_NOCR }, - { "ca53-cpu3", 0x200, 3, R8A77980_PD_CA53_CPU3, R8A77980_PD_CA53_SCU, - PD_CPU_NOCR }, - { "cr7", 0x240, 0, R8A77980_PD_CR7, R8A77980_PD_ALWAYS_ON }, - { "a3ir", 0x180, 0, R8A77980_PD_A3IR, R8A77980_PD_ALWAYS_ON }, - { "a2ir0", 0x400, 0, R8A77980_PD_A2IR0, R8A77980_PD_A3IR }, - { "a2ir1", 0x400, 1, R8A77980_PD_A2IR1, R8A77980_PD_A3IR }, - { "a2ir2", 0x400, 2, R8A77980_PD_A2IR2, R8A77980_PD_A3IR }, - { "a2ir3", 0x400, 3, R8A77980_PD_A2IR3, R8A77980_PD_A3IR }, - { "a2ir4", 0x400, 4, R8A77980_PD_A2IR4, R8A77980_PD_A3IR }, - { "a2ir5", 0x400, 5, R8A77980_PD_A2IR5, R8A77980_PD_A3IR }, - { "a2sc0", 0x400, 6, R8A77980_PD_A2SC0, R8A77980_PD_A3IR }, - { "a2sc1", 0x400, 7, R8A77980_PD_A2SC1, R8A77980_PD_A3IR }, - { "a2sc2", 0x400, 8, R8A77980_PD_A2SC2, R8A77980_PD_A3IR }, - { "a2sc3", 0x400, 9, R8A77980_PD_A2SC3, R8A77980_PD_A3IR }, - { "a2sc4", 0x400, 10, R8A77980_PD_A2SC4, R8A77980_PD_A3IR }, - { "a2dp0", 0x400, 11, R8A77980_PD_A2DP0, R8A77980_PD_A3IR }, - { "a2dp1", 0x400, 12, R8A77980_PD_A2DP1, R8A77980_PD_A3IR }, - { "a2cn", 0x400, 13, R8A77980_PD_A2CN, R8A77980_PD_A3IR }, - { "a3vip0", 0x2c0, 0, R8A77980_PD_A3VIP0, R8A77980_PD_ALWAYS_ON }, - { "a3vip1", 0x300, 0, R8A77980_PD_A3VIP1, R8A77980_PD_ALWAYS_ON }, - { "a3vip2", 0x280, 0, R8A77980_PD_A3VIP2, R8A77980_PD_ALWAYS_ON }, -}; - -const struct rcar_sysc_info r8a77980_sysc_info __initconst = { - .areas = r8a77980_areas, - .num_areas = ARRAY_SIZE(r8a77980_areas), - .extmask_offs = 0x138, - .extmask_val = BIT(0), -}; diff --git a/drivers/soc/renesas/r8a77990-sysc.c b/drivers/soc/renesas/r8a77990-sysc.c deleted file mode 100644 index 9f92737dc352..000000000000 --- a/drivers/soc/renesas/r8a77990-sysc.c +++ /dev/null @@ -1,55 +0,0 @@ -// 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), -}; diff --git a/drivers/soc/renesas/r8a77995-sysc.c b/drivers/soc/renesas/r8a77995-sysc.c deleted file mode 100644 index efcc67e3d76d..000000000000 --- a/drivers/soc/renesas/r8a77995-sysc.c +++ /dev/null @@ -1,26 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car D3 System Controller - * - * Copyright (C) 2017 Glider bvba - */ - -#include <linux/kernel.h> - -#include <dt-bindings/power/r8a77995-sysc.h> - -#include "rcar-sysc.h" - -static const struct rcar_sysc_area r8a77995_areas[] __initconst = { - { "always-on", 0, 0, R8A77995_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "ca53-scu", 0x140, 0, R8A77995_PD_CA53_SCU, R8A77995_PD_ALWAYS_ON, - PD_SCU }, - { "ca53-cpu0", 0x200, 0, R8A77995_PD_CA53_CPU0, R8A77995_PD_CA53_SCU, - PD_CPU_NOCR }, -}; - - -const struct rcar_sysc_info r8a77995_sysc_info __initconst = { - .areas = r8a77995_areas, - .num_areas = ARRAY_SIZE(r8a77995_areas), -}; diff --git a/drivers/soc/renesas/r8a779a0-sysc.c b/drivers/soc/renesas/r8a779a0-sysc.c deleted file mode 100644 index 04f1bc322ae7..000000000000 --- a/drivers/soc/renesas/r8a779a0-sysc.c +++ /dev/null @@ -1,76 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car V3U System Controller - * - * Copyright (C) 2020 Renesas Electronics Corp. - */ - -#include <linux/bits.h> -#include <linux/clk/renesas.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/of_address.h> -#include <linux/pm_domain.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/types.h> - -#include <dt-bindings/power/r8a779a0-sysc.h> - -#include "rcar-gen4-sysc.h" - -static struct rcar_gen4_sysc_area r8a779a0_areas[] __initdata = { - { "always-on", R8A779A0_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "a3e0", R8A779A0_PD_A3E0, R8A779A0_PD_ALWAYS_ON, PD_SCU }, - { "a3e1", R8A779A0_PD_A3E1, R8A779A0_PD_ALWAYS_ON, PD_SCU }, - { "a2e0d0", R8A779A0_PD_A2E0D0, R8A779A0_PD_A3E0, PD_SCU }, - { "a2e0d1", R8A779A0_PD_A2E0D1, R8A779A0_PD_A3E0, PD_SCU }, - { "a2e1d0", R8A779A0_PD_A2E1D0, R8A779A0_PD_A3E1, PD_SCU }, - { "a2e1d1", R8A779A0_PD_A2E1D1, R8A779A0_PD_A3E1, PD_SCU }, - { "a1e0d0c0", R8A779A0_PD_A1E0D0C0, R8A779A0_PD_A2E0D0, PD_CPU_NOCR }, - { "a1e0d0c1", R8A779A0_PD_A1E0D0C1, R8A779A0_PD_A2E0D0, PD_CPU_NOCR }, - { "a1e0d1c0", R8A779A0_PD_A1E0D1C0, R8A779A0_PD_A2E0D1, PD_CPU_NOCR }, - { "a1e0d1c1", R8A779A0_PD_A1E0D1C1, R8A779A0_PD_A2E0D1, PD_CPU_NOCR }, - { "a1e1d0c0", R8A779A0_PD_A1E1D0C0, R8A779A0_PD_A2E1D0, PD_CPU_NOCR }, - { "a1e1d0c1", R8A779A0_PD_A1E1D0C1, R8A779A0_PD_A2E1D0, PD_CPU_NOCR }, - { "a1e1d1c0", R8A779A0_PD_A1E1D1C0, R8A779A0_PD_A2E1D1, PD_CPU_NOCR }, - { "a1e1d1c1", R8A779A0_PD_A1E1D1C1, R8A779A0_PD_A2E1D1, PD_CPU_NOCR }, - { "3dg-a", R8A779A0_PD_3DG_A, R8A779A0_PD_ALWAYS_ON }, - { "3dg-b", R8A779A0_PD_3DG_B, R8A779A0_PD_3DG_A }, - { "a3vip0", R8A779A0_PD_A3VIP0, R8A779A0_PD_ALWAYS_ON }, - { "a3vip1", R8A779A0_PD_A3VIP1, R8A779A0_PD_ALWAYS_ON }, - { "a3vip3", R8A779A0_PD_A3VIP3, R8A779A0_PD_ALWAYS_ON }, - { "a3vip2", R8A779A0_PD_A3VIP2, R8A779A0_PD_ALWAYS_ON }, - { "a3isp01", R8A779A0_PD_A3ISP01, R8A779A0_PD_ALWAYS_ON }, - { "a3isp23", R8A779A0_PD_A3ISP23, R8A779A0_PD_ALWAYS_ON }, - { "a3ir", R8A779A0_PD_A3IR, R8A779A0_PD_ALWAYS_ON }, - { "a2cn0", R8A779A0_PD_A2CN0, R8A779A0_PD_A3IR }, - { "a2imp01", R8A779A0_PD_A2IMP01, R8A779A0_PD_A3IR }, - { "a2dp0", R8A779A0_PD_A2DP0, R8A779A0_PD_A3IR }, - { "a2cv0", R8A779A0_PD_A2CV0, R8A779A0_PD_A3IR }, - { "a2cv1", R8A779A0_PD_A2CV1, R8A779A0_PD_A3IR }, - { "a2cv4", R8A779A0_PD_A2CV4, R8A779A0_PD_A3IR }, - { "a2cv6", R8A779A0_PD_A2CV6, R8A779A0_PD_A3IR }, - { "a2cn2", R8A779A0_PD_A2CN2, R8A779A0_PD_A3IR }, - { "a2imp23", R8A779A0_PD_A2IMP23, R8A779A0_PD_A3IR }, - { "a2dp1", R8A779A0_PD_A2DP1, R8A779A0_PD_A3IR }, - { "a2cv2", R8A779A0_PD_A2CV2, R8A779A0_PD_A3IR }, - { "a2cv3", R8A779A0_PD_A2CV3, R8A779A0_PD_A3IR }, - { "a2cv5", R8A779A0_PD_A2CV5, R8A779A0_PD_A3IR }, - { "a2cv7", R8A779A0_PD_A2CV7, R8A779A0_PD_A3IR }, - { "a2cn1", R8A779A0_PD_A2CN1, R8A779A0_PD_A3IR }, - { "a1cnn0", R8A779A0_PD_A1CNN0, R8A779A0_PD_A2CN0 }, - { "a1cnn2", R8A779A0_PD_A1CNN2, R8A779A0_PD_A2CN2 }, - { "a1dsp0", R8A779A0_PD_A1DSP0, R8A779A0_PD_A2CN2 }, - { "a1cnn1", R8A779A0_PD_A1CNN1, R8A779A0_PD_A2CN1 }, - { "a1dsp1", R8A779A0_PD_A1DSP1, R8A779A0_PD_A2CN1 }, -}; - -const struct rcar_gen4_sysc_info r8a779a0_sysc_info __initconst = { - .areas = r8a779a0_areas, - .num_areas = ARRAY_SIZE(r8a779a0_areas), -}; diff --git a/drivers/soc/renesas/r8a779f0-sysc.c b/drivers/soc/renesas/r8a779f0-sysc.c deleted file mode 100644 index 5602aa6bd7ed..000000000000 --- a/drivers/soc/renesas/r8a779f0-sysc.c +++ /dev/null @@ -1,47 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car S4-8 System Controller - * - * Copyright (C) 2021 Renesas Electronics Corp. - */ - -#include <linux/bits.h> -#include <linux/clk/renesas.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/of_address.h> -#include <linux/pm_domain.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/types.h> - -#include <dt-bindings/power/r8a779f0-sysc.h> - -#include "rcar-gen4-sysc.h" - -static struct rcar_gen4_sysc_area r8a779f0_areas[] __initdata = { - { "always-on", R8A779F0_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "a3e0", R8A779F0_PD_A3E0, R8A779F0_PD_ALWAYS_ON, PD_SCU }, - { "a3e1", R8A779F0_PD_A3E1, R8A779F0_PD_ALWAYS_ON, PD_SCU }, - { "a2e0d0", R8A779F0_PD_A2E0D0, R8A779F0_PD_A3E0, PD_SCU }, - { "a2e0d1", R8A779F0_PD_A2E0D1, R8A779F0_PD_A3E0, PD_SCU }, - { "a2e1d0", R8A779F0_PD_A2E1D0, R8A779F0_PD_A3E1, PD_SCU }, - { "a2e1d1", R8A779F0_PD_A2E1D1, R8A779F0_PD_A3E1, PD_SCU }, - { "a1e0d0c0", R8A779F0_PD_A1E0D0C0, R8A779F0_PD_A2E0D0, PD_CPU_NOCR }, - { "a1e0d0c1", R8A779F0_PD_A1E0D0C1, R8A779F0_PD_A2E0D0, PD_CPU_NOCR }, - { "a1e0d1c0", R8A779F0_PD_A1E0D1C0, R8A779F0_PD_A2E0D1, PD_CPU_NOCR }, - { "a1e0d1c1", R8A779F0_PD_A1E0D1C1, R8A779F0_PD_A2E0D1, PD_CPU_NOCR }, - { "a1e1d0c0", R8A779F0_PD_A1E1D0C0, R8A779F0_PD_A2E1D0, PD_CPU_NOCR }, - { "a1e1d0c1", R8A779F0_PD_A1E1D0C1, R8A779F0_PD_A2E1D0, PD_CPU_NOCR }, - { "a1e1d1c0", R8A779F0_PD_A1E1D1C0, R8A779F0_PD_A2E1D1, PD_CPU_NOCR }, - { "a1e1d1c1", R8A779F0_PD_A1E1D1C1, R8A779F0_PD_A2E1D1, PD_CPU_NOCR }, -}; - -const struct rcar_gen4_sysc_info r8a779f0_sysc_info __initconst = { - .areas = r8a779f0_areas, - .num_areas = ARRAY_SIZE(r8a779f0_areas), -}; diff --git a/drivers/soc/renesas/r8a779g0-sysc.c b/drivers/soc/renesas/r8a779g0-sysc.c deleted file mode 100644 index b932eba1b804..000000000000 --- a/drivers/soc/renesas/r8a779g0-sysc.c +++ /dev/null @@ -1,63 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas R-Car V4H System Controller - * - * Copyright (C) 2022 Renesas Electronics Corp. - */ - -#include <linux/bits.h> -#include <linux/clk/renesas.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/of_address.h> -#include <linux/pm_domain.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/types.h> - -#include <dt-bindings/power/r8a779g0-sysc.h> - -#include "rcar-gen4-sysc.h" - -static struct rcar_gen4_sysc_area r8a779g0_areas[] __initdata = { - { "always-on", R8A779G0_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, - { "a3e0", R8A779G0_PD_A3E0, R8A779G0_PD_ALWAYS_ON, PD_SCU }, - { "a2e0d0", R8A779G0_PD_A2E0D0, R8A779G0_PD_A3E0, PD_SCU }, - { "a2e0d1", R8A779G0_PD_A2E0D1, R8A779G0_PD_A3E0, PD_SCU }, - { "a1e0d0c0", R8A779G0_PD_A1E0D0C0, R8A779G0_PD_A2E0D0, PD_CPU_NOCR }, - { "a1e0d0c1", R8A779G0_PD_A1E0D0C1, R8A779G0_PD_A2E0D0, PD_CPU_NOCR }, - { "a1e0d1c0", R8A779G0_PD_A1E0D1C0, R8A779G0_PD_A2E0D1, PD_CPU_NOCR }, - { "a1e0d1c1", R8A779G0_PD_A1E0D1C1, R8A779G0_PD_A2E0D1, PD_CPU_NOCR }, - { "a33dga", R8A779G0_PD_A33DGA, R8A779G0_PD_ALWAYS_ON }, - { "a23dgb", R8A779G0_PD_A23DGB, R8A779G0_PD_A33DGA }, - { "a3vip0", R8A779G0_PD_A3VIP0, R8A779G0_PD_ALWAYS_ON }, - { "a3vip1", R8A779G0_PD_A3VIP1, R8A779G0_PD_ALWAYS_ON }, - { "a3vip2", R8A779G0_PD_A3VIP2, R8A779G0_PD_ALWAYS_ON }, - { "a3dul", R8A779G0_PD_A3DUL, R8A779G0_PD_ALWAYS_ON }, - { "a3isp0", R8A779G0_PD_A3ISP0, R8A779G0_PD_ALWAYS_ON }, - { "a3isp1", R8A779G0_PD_A3ISP1, R8A779G0_PD_ALWAYS_ON }, - { "a3ir", R8A779G0_PD_A3IR, R8A779G0_PD_ALWAYS_ON }, - { "a2cn0", R8A779G0_PD_A2CN0, R8A779G0_PD_A3IR }, - { "a1cnn0", R8A779G0_PD_A1CNN0, R8A779G0_PD_A2CN0 }, - { "a1dsp0", R8A779G0_PD_A1DSP0, R8A779G0_PD_A2CN0 }, - { "a1dsp1", R8A779G0_PD_A1DSP1, R8A779G0_PD_A2CN0 }, - { "a1dsp2", R8A779G0_PD_A1DSP2, R8A779G0_PD_A2CN0 }, - { "a1dsp3", R8A779G0_PD_A1DSP3, R8A779G0_PD_A2CN0 }, - { "a2imp01", R8A779G0_PD_A2IMP01, R8A779G0_PD_A3IR }, - { "a2imp23", R8A779G0_PD_A2IMP23, R8A779G0_PD_A3IR }, - { "a2psc", R8A779G0_PD_A2PSC, R8A779G0_PD_A3IR }, - { "a2dma", R8A779G0_PD_A2DMA, R8A779G0_PD_A3IR }, - { "a2cv0", R8A779G0_PD_A2CV0, R8A779G0_PD_A3IR }, - { "a2cv1", R8A779G0_PD_A2CV1, R8A779G0_PD_A3IR }, - { "a2cv2", R8A779G0_PD_A2CV2, R8A779G0_PD_A3IR }, - { "a2cv3", R8A779G0_PD_A2CV3, R8A779G0_PD_A3IR }, -}; - -const struct rcar_gen4_sysc_info r8a779g0_sysc_info __initconst = { - .areas = r8a779g0_areas, - .num_areas = ARRAY_SIZE(r8a779g0_areas), -}; diff --git a/drivers/soc/renesas/rcar-gen4-sysc.c b/drivers/soc/renesas/rcar-gen4-sysc.c deleted file mode 100644 index 9e5e6e077abc..000000000000 --- a/drivers/soc/renesas/rcar-gen4-sysc.c +++ /dev/null @@ -1,379 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * R-Car Gen4 SYSC Power management support - * - * Copyright (C) 2021 Renesas Electronics Corp. - */ - -#include <linux/bits.h> -#include <linux/clk/renesas.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/of_address.h> -#include <linux/pm_domain.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/types.h> - -#include "rcar-gen4-sysc.h" - -/* SYSC Common */ -#define SYSCSR 0x000 /* SYSC Status Register */ -#define SYSCPONSR(x) (0x800 + ((x) * 0x4)) /* Power-ON Status Register 0 */ -#define SYSCPOFFSR(x) (0x808 + ((x) * 0x4)) /* Power-OFF Status Register */ -#define SYSCISCR(x) (0x810 + ((x) * 0x4)) /* Interrupt Status/Clear Register */ -#define SYSCIER(x) (0x820 + ((x) * 0x4)) /* Interrupt Enable Register */ -#define SYSCIMR(x) (0x830 + ((x) * 0x4)) /* Interrupt Mask Register */ - -/* Power Domain Registers */ -#define PDRSR(n) (0x1000 + ((n) * 0x40)) -#define PDRONCR(n) (0x1004 + ((n) * 0x40)) -#define PDROFFCR(n) (0x1008 + ((n) * 0x40)) -#define PDRESR(n) (0x100C + ((n) * 0x40)) - -/* PWRON/PWROFF */ -#define PWRON_PWROFF BIT(0) /* Power-ON/OFF request */ - -/* PDRESR */ -#define PDRESR_ERR BIT(0) - -/* PDRSR */ -#define PDRSR_OFF BIT(0) /* Power-OFF state */ -#define PDRSR_ON BIT(4) /* Power-ON state */ -#define PDRSR_OFF_STATE BIT(8) /* Processing Power-OFF sequence */ -#define PDRSR_ON_STATE BIT(12) /* Processing Power-ON sequence */ - -#define SYSCSR_BUSY GENMASK(1, 0) /* All bit sets is not busy */ - -#define SYSCSR_TIMEOUT 10000 -#define SYSCSR_DELAY_US 10 - -#define PDRESR_RETRIES 1000 -#define PDRESR_DELAY_US 10 - -#define SYSCISR_TIMEOUT 10000 -#define SYSCISR_DELAY_US 10 - -#define RCAR_GEN4_PD_ALWAYS_ON 64 -#define NUM_DOMAINS_EACH_REG BITS_PER_TYPE(u32) - -static void __iomem *rcar_gen4_sysc_base; -static DEFINE_SPINLOCK(rcar_gen4_sysc_lock); /* SMP CPUs + I/O devices */ - -static int rcar_gen4_sysc_pwr_on_off(u8 pdr, bool on) -{ - unsigned int reg_offs; - u32 val; - int ret; - - if (on) - reg_offs = PDRONCR(pdr); - else - reg_offs = PDROFFCR(pdr); - - /* Wait until SYSC is ready to accept a power request */ - ret = readl_poll_timeout_atomic(rcar_gen4_sysc_base + SYSCSR, val, - (val & SYSCSR_BUSY) == SYSCSR_BUSY, - SYSCSR_DELAY_US, SYSCSR_TIMEOUT); - if (ret < 0) - return -EAGAIN; - - /* Submit power shutoff or power resume request */ - iowrite32(PWRON_PWROFF, rcar_gen4_sysc_base + reg_offs); - - return 0; -} - -static int clear_irq_flags(unsigned int reg_idx, unsigned int isr_mask) -{ - u32 val; - int ret; - - iowrite32(isr_mask, rcar_gen4_sysc_base + SYSCISCR(reg_idx)); - - ret = readl_poll_timeout_atomic(rcar_gen4_sysc_base + SYSCISCR(reg_idx), - val, !(val & isr_mask), - SYSCISR_DELAY_US, SYSCISR_TIMEOUT); - if (ret < 0) { - pr_err("\n %s : Can not clear IRQ flags in SYSCISCR", __func__); - return -EIO; - } - - return 0; -} - -static int rcar_gen4_sysc_power(u8 pdr, bool on) -{ - unsigned int isr_mask; - unsigned int reg_idx, bit_idx; - unsigned int status; - unsigned long flags; - int ret = 0; - u32 val; - int k; - - spin_lock_irqsave(&rcar_gen4_sysc_lock, flags); - - reg_idx = pdr / NUM_DOMAINS_EACH_REG; - bit_idx = pdr % NUM_DOMAINS_EACH_REG; - - isr_mask = BIT(bit_idx); - - /* - * The interrupt source needs to be enabled, but masked, to prevent the - * CPU from receiving it. - */ - iowrite32(ioread32(rcar_gen4_sysc_base + SYSCIER(reg_idx)) | isr_mask, - rcar_gen4_sysc_base + SYSCIER(reg_idx)); - iowrite32(ioread32(rcar_gen4_sysc_base + SYSCIMR(reg_idx)) | isr_mask, - rcar_gen4_sysc_base + SYSCIMR(reg_idx)); - - ret = clear_irq_flags(reg_idx, isr_mask); - if (ret) - goto out; - - /* Submit power shutoff or resume request until it was accepted */ - for (k = 0; k < PDRESR_RETRIES; k++) { - ret = rcar_gen4_sysc_pwr_on_off(pdr, on); - if (ret) - goto out; - - status = ioread32(rcar_gen4_sysc_base + PDRESR(pdr)); - if (!(status & PDRESR_ERR)) - break; - - udelay(PDRESR_DELAY_US); - } - - if (k == PDRESR_RETRIES) { - ret = -EIO; - goto out; - } - - /* Wait until the power shutoff or resume request has completed * */ - ret = readl_poll_timeout_atomic(rcar_gen4_sysc_base + SYSCISCR(reg_idx), - val, (val & isr_mask), - SYSCISR_DELAY_US, SYSCISR_TIMEOUT); - if (ret < 0) { - ret = -EIO; - goto out; - } - - /* Clear interrupt flags */ - ret = clear_irq_flags(reg_idx, isr_mask); - if (ret) - goto out; - - out: - spin_unlock_irqrestore(&rcar_gen4_sysc_lock, flags); - - pr_debug("sysc power %s domain %d: %08x -> %d\n", on ? "on" : "off", - pdr, ioread32(rcar_gen4_sysc_base + SYSCISCR(reg_idx)), ret); - return ret; -} - -static bool rcar_gen4_sysc_power_is_off(u8 pdr) -{ - unsigned int st; - - st = ioread32(rcar_gen4_sysc_base + PDRSR(pdr)); - - if (st & PDRSR_OFF) - return true; - - return false; -} - -struct rcar_gen4_sysc_pd { - struct generic_pm_domain genpd; - u8 pdr; - unsigned int flags; - char name[]; -}; - -static inline struct rcar_gen4_sysc_pd *to_rcar_gen4_pd(struct generic_pm_domain *d) -{ - return container_of(d, struct rcar_gen4_sysc_pd, genpd); -} - -static int rcar_gen4_sysc_pd_power_off(struct generic_pm_domain *genpd) -{ - struct rcar_gen4_sysc_pd *pd = to_rcar_gen4_pd(genpd); - - pr_debug("%s: %s\n", __func__, genpd->name); - return rcar_gen4_sysc_power(pd->pdr, false); -} - -static int rcar_gen4_sysc_pd_power_on(struct generic_pm_domain *genpd) -{ - struct rcar_gen4_sysc_pd *pd = to_rcar_gen4_pd(genpd); - - pr_debug("%s: %s\n", __func__, genpd->name); - return rcar_gen4_sysc_power(pd->pdr, true); -} - -static int __init rcar_gen4_sysc_pd_setup(struct rcar_gen4_sysc_pd *pd) -{ - struct generic_pm_domain *genpd = &pd->genpd; - const char *name = pd->genpd.name; - int error; - - if (pd->flags & PD_CPU) { - /* - * This domain contains a CPU core and therefore it should - * only be turned off if the CPU is not in use. - */ - pr_debug("PM domain %s contains %s\n", name, "CPU"); - genpd->flags |= GENPD_FLAG_ALWAYS_ON; - } else if (pd->flags & PD_SCU) { - /* - * This domain contains an SCU and cache-controller, and - * therefore it should only be turned off if the CPU cores are - * not in use. - */ - pr_debug("PM domain %s contains %s\n", name, "SCU"); - genpd->flags |= GENPD_FLAG_ALWAYS_ON; - } else if (pd->flags & PD_NO_CR) { - /* - * This domain cannot be turned off. - */ - genpd->flags |= GENPD_FLAG_ALWAYS_ON; - } - - if (!(pd->flags & (PD_CPU | PD_SCU))) { - /* Enable Clock Domain for I/O devices */ - genpd->flags |= GENPD_FLAG_PM_CLK | GENPD_FLAG_ACTIVE_WAKEUP; - genpd->attach_dev = cpg_mssr_attach_dev; - genpd->detach_dev = cpg_mssr_detach_dev; - } - - genpd->power_off = rcar_gen4_sysc_pd_power_off; - genpd->power_on = rcar_gen4_sysc_pd_power_on; - - if (pd->flags & (PD_CPU | PD_NO_CR)) { - /* Skip CPUs (handled by SMP code) and areas without control */ - pr_debug("%s: Not touching %s\n", __func__, genpd->name); - goto finalize; - } - - if (!rcar_gen4_sysc_power_is_off(pd->pdr)) { - pr_debug("%s: %s is already powered\n", __func__, genpd->name); - goto finalize; - } - - rcar_gen4_sysc_power(pd->pdr, true); - -finalize: - error = pm_genpd_init(genpd, &simple_qos_governor, false); - if (error) - pr_err("Failed to init PM domain %s: %d\n", name, error); - - return error; -} - -static const struct of_device_id rcar_gen4_sysc_matches[] __initconst = { -#ifdef CONFIG_SYSC_R8A779A0 - { .compatible = "renesas,r8a779a0-sysc", .data = &r8a779a0_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A779F0 - { .compatible = "renesas,r8a779f0-sysc", .data = &r8a779f0_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A779G0 - { .compatible = "renesas,r8a779g0-sysc", .data = &r8a779g0_sysc_info }, -#endif - { /* sentinel */ } -}; - -struct rcar_gen4_pm_domains { - struct genpd_onecell_data onecell_data; - struct generic_pm_domain *domains[RCAR_GEN4_PD_ALWAYS_ON + 1]; -}; - -static struct genpd_onecell_data *rcar_gen4_sysc_onecell_data; - -static int __init rcar_gen4_sysc_pd_init(void) -{ - const struct rcar_gen4_sysc_info *info; - const struct of_device_id *match; - struct rcar_gen4_pm_domains *domains; - struct device_node *np; - void __iomem *base; - unsigned int i; - int error; - - np = of_find_matching_node_and_match(NULL, rcar_gen4_sysc_matches, &match); - if (!np) - return -ENODEV; - - info = match->data; - - base = of_iomap(np, 0); - if (!base) { - pr_warn("%pOF: Cannot map regs\n", np); - error = -ENOMEM; - goto out_put; - } - - rcar_gen4_sysc_base = base; - - domains = kzalloc(sizeof(*domains), GFP_KERNEL); - if (!domains) { - error = -ENOMEM; - goto out_put; - } - - domains->onecell_data.domains = domains->domains; - domains->onecell_data.num_domains = ARRAY_SIZE(domains->domains); - rcar_gen4_sysc_onecell_data = &domains->onecell_data; - - for (i = 0; i < info->num_areas; i++) { - const struct rcar_gen4_sysc_area *area = &info->areas[i]; - struct rcar_gen4_sysc_pd *pd; - size_t n; - - if (!area->name) { - /* Skip NULLified area */ - continue; - } - - n = strlen(area->name) + 1; - pd = kzalloc(sizeof(*pd) + n, GFP_KERNEL); - if (!pd) { - error = -ENOMEM; - goto out_put; - } - - memcpy(pd->name, area->name, n); - pd->genpd.name = pd->name; - pd->pdr = area->pdr; - pd->flags = area->flags; - - error = rcar_gen4_sysc_pd_setup(pd); - if (error) - goto out_put; - - domains->domains[area->pdr] = &pd->genpd; - - if (area->parent < 0) - continue; - - error = pm_genpd_add_subdomain(domains->domains[area->parent], - &pd->genpd); - if (error) { - pr_warn("Failed to add PM subdomain %s to parent %u\n", - area->name, area->parent); - goto out_put; - } - } - - error = of_genpd_add_provider_onecell(np, &domains->onecell_data); - -out_put: - of_node_put(np); - return error; -} -early_initcall(rcar_gen4_sysc_pd_init); diff --git a/drivers/soc/renesas/rcar-gen4-sysc.h b/drivers/soc/renesas/rcar-gen4-sysc.h deleted file mode 100644 index 388cfa8f8f9f..000000000000 --- a/drivers/soc/renesas/rcar-gen4-sysc.h +++ /dev/null @@ -1,44 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * R-Car Gen4 System Controller - * - * Copyright (C) 2021 Renesas Electronics Corp. - */ -#ifndef __SOC_RENESAS_RCAR_GEN4_SYSC_H__ -#define __SOC_RENESAS_RCAR_GEN4_SYSC_H__ - -#include <linux/types.h> - -/* - * Power Domain flags - */ -#define PD_CPU BIT(0) /* Area contains main CPU core */ -#define PD_SCU BIT(1) /* Area contains SCU and L2 cache */ -#define PD_NO_CR BIT(2) /* Area lacks PWR{ON,OFF}CR registers */ - -#define PD_CPU_NOCR (PD_CPU | PD_NO_CR) /* CPU area lacks CR */ -#define PD_ALWAYS_ON PD_NO_CR /* Always-on area */ - -/* - * Description of a Power Area - */ -struct rcar_gen4_sysc_area { - const char *name; - u8 pdr; /* PDRn */ - s8 parent; /* -1 if none */ - u8 flags; /* See PD_* */ -}; - -/* - * SoC-specific Power Area Description - */ -struct rcar_gen4_sysc_info { - const struct rcar_gen4_sysc_area *areas; - unsigned int num_areas; -}; - -extern const struct rcar_gen4_sysc_info r8a779a0_sysc_info; -extern const struct rcar_gen4_sysc_info r8a779f0_sysc_info; -extern const struct rcar_gen4_sysc_info r8a779g0_sysc_info; - -#endif /* __SOC_RENESAS_RCAR_GEN4_SYSC_H__ */ diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c deleted file mode 100644 index eed47696e825..000000000000 --- a/drivers/soc/renesas/rcar-sysc.c +++ /dev/null @@ -1,494 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * R-Car SYSC Power management support - * - * Copyright (C) 2014 Magnus Damm - * Copyright (C) 2015-2017 Glider bvba - */ - -#include <linux/clk/renesas.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/mm.h> -#include <linux/of_address.h> -#include <linux/pm_domain.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/soc/renesas/rcar-sysc.h> - -#include "rcar-sysc.h" - -/* SYSC Common */ -#define SYSCSR 0x00 /* SYSC Status Register */ -#define SYSCISR 0x04 /* Interrupt Status Register */ -#define SYSCISCR 0x08 /* Interrupt Status Clear Register */ -#define SYSCIER 0x0c /* Interrupt Enable Register */ -#define SYSCIMR 0x10 /* Interrupt Mask Register */ - -/* SYSC Status Register */ -#define SYSCSR_PONENB 1 /* Ready for power resume requests */ -#define SYSCSR_POFFENB 0 /* Ready for power shutoff requests */ - -/* - * Power Control Register Offsets inside the register block for each domain - * Note: The "CR" registers for ARM cores exist on H1 only - * Use WFI to power off, CPG/APMU to resume ARM cores on R-Car Gen2 - * Use PSCI on R-Car Gen3 - */ -#define PWRSR_OFFS 0x00 /* Power Status Register */ -#define PWROFFCR_OFFS 0x04 /* Power Shutoff Control Register */ -#define PWROFFSR_OFFS 0x08 /* Power Shutoff Status Register */ -#define PWRONCR_OFFS 0x0c /* Power Resume Control Register */ -#define PWRONSR_OFFS 0x10 /* Power Resume Status Register */ -#define PWRER_OFFS 0x14 /* Power Shutoff/Resume Error */ - - -#define SYSCSR_TIMEOUT 100 -#define SYSCSR_DELAY_US 1 - -#define PWRER_RETRIES 100 -#define PWRER_DELAY_US 1 - -#define SYSCISR_TIMEOUT 1000 -#define SYSCISR_DELAY_US 1 - -#define RCAR_PD_ALWAYS_ON 32 /* Always-on power area */ - -struct rcar_sysc_ch { - u16 chan_offs; - u8 chan_bit; - u8 isr_bit; -}; - -static void __iomem *rcar_sysc_base; -static DEFINE_SPINLOCK(rcar_sysc_lock); /* SMP CPUs + I/O devices */ -static u32 rcar_sysc_extmask_offs, rcar_sysc_extmask_val; - -static int rcar_sysc_pwr_on_off(const struct rcar_sysc_ch *sysc_ch, bool on) -{ - unsigned int sr_bit, reg_offs; - u32 val; - int ret; - - if (on) { - sr_bit = SYSCSR_PONENB; - reg_offs = PWRONCR_OFFS; - } else { - sr_bit = SYSCSR_POFFENB; - reg_offs = PWROFFCR_OFFS; - } - - /* Wait until SYSC is ready to accept a power request */ - ret = readl_poll_timeout_atomic(rcar_sysc_base + SYSCSR, val, - val & BIT(sr_bit), SYSCSR_DELAY_US, - SYSCSR_TIMEOUT); - if (ret) - return -EAGAIN; - - /* Submit power shutoff or power resume request */ - iowrite32(BIT(sysc_ch->chan_bit), - rcar_sysc_base + sysc_ch->chan_offs + reg_offs); - - return 0; -} - -static int rcar_sysc_power(const struct rcar_sysc_ch *sysc_ch, bool on) -{ - unsigned int isr_mask = BIT(sysc_ch->isr_bit); - unsigned int chan_mask = BIT(sysc_ch->chan_bit); - unsigned int status, k; - unsigned long flags; - int ret; - - spin_lock_irqsave(&rcar_sysc_lock, flags); - - /* - * Mask external power requests for CPU or 3DG domains - */ - if (rcar_sysc_extmask_val) { - iowrite32(rcar_sysc_extmask_val, - rcar_sysc_base + rcar_sysc_extmask_offs); - } - - /* - * The interrupt source needs to be enabled, but masked, to prevent the - * CPU from receiving it. - */ - iowrite32(ioread32(rcar_sysc_base + SYSCIMR) | isr_mask, - rcar_sysc_base + SYSCIMR); - iowrite32(ioread32(rcar_sysc_base + SYSCIER) | isr_mask, - rcar_sysc_base + SYSCIER); - - iowrite32(isr_mask, rcar_sysc_base + SYSCISCR); - - /* Submit power shutoff or resume request until it was accepted */ - for (k = 0; k < PWRER_RETRIES; k++) { - ret = rcar_sysc_pwr_on_off(sysc_ch, on); - if (ret) - goto out; - - status = ioread32(rcar_sysc_base + - sysc_ch->chan_offs + PWRER_OFFS); - if (!(status & chan_mask)) - break; - - udelay(PWRER_DELAY_US); - } - - if (k == PWRER_RETRIES) { - ret = -EIO; - goto out; - } - - /* Wait until the power shutoff or resume request has completed * */ - ret = readl_poll_timeout_atomic(rcar_sysc_base + SYSCISR, status, - status & isr_mask, SYSCISR_DELAY_US, - SYSCISR_TIMEOUT); - if (ret) - ret = -EIO; - - iowrite32(isr_mask, rcar_sysc_base + SYSCISCR); - - out: - if (rcar_sysc_extmask_val) - iowrite32(0, rcar_sysc_base + rcar_sysc_extmask_offs); - - spin_unlock_irqrestore(&rcar_sysc_lock, flags); - - pr_debug("sysc power %s domain %d: %08x -> %d\n", on ? "on" : "off", - sysc_ch->isr_bit, ioread32(rcar_sysc_base + SYSCISR), ret); - return ret; -} - -static bool rcar_sysc_power_is_off(const struct rcar_sysc_ch *sysc_ch) -{ - unsigned int st; - - st = ioread32(rcar_sysc_base + sysc_ch->chan_offs + PWRSR_OFFS); - if (st & BIT(sysc_ch->chan_bit)) - return true; - - return false; -} - -struct rcar_sysc_pd { - struct generic_pm_domain genpd; - struct rcar_sysc_ch ch; - unsigned int flags; - char name[]; -}; - -static inline struct rcar_sysc_pd *to_rcar_pd(struct generic_pm_domain *d) -{ - return container_of(d, struct rcar_sysc_pd, genpd); -} - -static int rcar_sysc_pd_power_off(struct generic_pm_domain *genpd) -{ - struct rcar_sysc_pd *pd = to_rcar_pd(genpd); - - pr_debug("%s: %s\n", __func__, genpd->name); - return rcar_sysc_power(&pd->ch, false); -} - -static int rcar_sysc_pd_power_on(struct generic_pm_domain *genpd) -{ - struct rcar_sysc_pd *pd = to_rcar_pd(genpd); - - pr_debug("%s: %s\n", __func__, genpd->name); - return rcar_sysc_power(&pd->ch, true); -} - -static bool has_cpg_mstp; - -static int __init rcar_sysc_pd_setup(struct rcar_sysc_pd *pd) -{ - struct generic_pm_domain *genpd = &pd->genpd; - const char *name = pd->genpd.name; - int error; - - if (pd->flags & PD_CPU) { - /* - * This domain contains a CPU core and therefore it should - * only be turned off if the CPU is not in use. - */ - pr_debug("PM domain %s contains %s\n", name, "CPU"); - genpd->flags |= GENPD_FLAG_ALWAYS_ON; - } else if (pd->flags & PD_SCU) { - /* - * This domain contains an SCU and cache-controller, and - * therefore it should only be turned off if the CPU cores are - * not in use. - */ - pr_debug("PM domain %s contains %s\n", name, "SCU"); - genpd->flags |= GENPD_FLAG_ALWAYS_ON; - } else if (pd->flags & PD_NO_CR) { - /* - * This domain cannot be turned off. - */ - genpd->flags |= GENPD_FLAG_ALWAYS_ON; - } - - if (!(pd->flags & (PD_CPU | PD_SCU))) { - /* Enable Clock Domain for I/O devices */ - genpd->flags |= GENPD_FLAG_PM_CLK | GENPD_FLAG_ACTIVE_WAKEUP; - if (has_cpg_mstp) { - genpd->attach_dev = cpg_mstp_attach_dev; - genpd->detach_dev = cpg_mstp_detach_dev; - } else { - genpd->attach_dev = cpg_mssr_attach_dev; - genpd->detach_dev = cpg_mssr_detach_dev; - } - } - - genpd->power_off = rcar_sysc_pd_power_off; - genpd->power_on = rcar_sysc_pd_power_on; - - if (pd->flags & (PD_CPU | PD_NO_CR)) { - /* Skip CPUs (handled by SMP code) and areas without control */ - pr_debug("%s: Not touching %s\n", __func__, genpd->name); - goto finalize; - } - - if (!rcar_sysc_power_is_off(&pd->ch)) { - pr_debug("%s: %s is already powered\n", __func__, genpd->name); - goto finalize; - } - - rcar_sysc_power(&pd->ch, true); - -finalize: - error = pm_genpd_init(genpd, &simple_qos_governor, false); - if (error) - pr_err("Failed to init PM domain %s: %d\n", name, error); - - return error; -} - -static const struct of_device_id rcar_sysc_matches[] __initconst = { -#ifdef CONFIG_SYSC_R8A7742 - { .compatible = "renesas,r8a7742-sysc", .data = &r8a7742_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7743 - { .compatible = "renesas,r8a7743-sysc", .data = &r8a7743_sysc_info }, - /* RZ/G1N is identical to RZ/G2M w.r.t. power domains. */ - { .compatible = "renesas,r8a7744-sysc", .data = &r8a7743_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7745 - { .compatible = "renesas,r8a7745-sysc", .data = &r8a7745_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77470 - { .compatible = "renesas,r8a77470-sysc", .data = &r8a77470_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A774A1 - { .compatible = "renesas,r8a774a1-sysc", .data = &r8a774a1_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A774B1 - { .compatible = "renesas,r8a774b1-sysc", .data = &r8a774b1_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A774C0 - { .compatible = "renesas,r8a774c0-sysc", .data = &r8a774c0_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A774E1 - { .compatible = "renesas,r8a774e1-sysc", .data = &r8a774e1_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7779 - { .compatible = "renesas,r8a7779-sysc", .data = &r8a7779_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7790 - { .compatible = "renesas,r8a7790-sysc", .data = &r8a7790_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7791 - { .compatible = "renesas,r8a7791-sysc", .data = &r8a7791_sysc_info }, - /* R-Car M2-N is identical to R-Car M2-W w.r.t. power domains. */ - { .compatible = "renesas,r8a7793-sysc", .data = &r8a7791_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7792 - { .compatible = "renesas,r8a7792-sysc", .data = &r8a7792_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7794 - { .compatible = "renesas,r8a7794-sysc", .data = &r8a7794_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A7795 - { .compatible = "renesas,r8a7795-sysc", .data = &r8a7795_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77960 - { .compatible = "renesas,r8a7796-sysc", .data = &r8a77960_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77961 - { .compatible = "renesas,r8a77961-sysc", .data = &r8a77961_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77965 - { .compatible = "renesas,r8a77965-sysc", .data = &r8a77965_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77970 - { .compatible = "renesas,r8a77970-sysc", .data = &r8a77970_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77980 - { .compatible = "renesas,r8a77980-sysc", .data = &r8a77980_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77990 - { .compatible = "renesas,r8a77990-sysc", .data = &r8a77990_sysc_info }, -#endif -#ifdef CONFIG_SYSC_R8A77995 - { .compatible = "renesas,r8a77995-sysc", .data = &r8a77995_sysc_info }, -#endif - { /* sentinel */ } -}; - -struct rcar_pm_domains { - struct genpd_onecell_data onecell_data; - struct generic_pm_domain *domains[RCAR_PD_ALWAYS_ON + 1]; -}; - -static struct genpd_onecell_data *rcar_sysc_onecell_data; - -static int __init rcar_sysc_pd_init(void) -{ - const struct rcar_sysc_info *info; - const struct of_device_id *match; - struct rcar_pm_domains *domains; - struct device_node *np; - void __iomem *base; - unsigned int i; - int error; - - np = of_find_matching_node_and_match(NULL, rcar_sysc_matches, &match); - if (!np) - return -ENODEV; - - info = match->data; - - if (info->init) { - error = info->init(); - if (error) - goto out_put; - } - - has_cpg_mstp = of_find_compatible_node(NULL, NULL, - "renesas,cpg-mstp-clocks"); - - base = of_iomap(np, 0); - if (!base) { - pr_warn("%pOF: Cannot map regs\n", np); - error = -ENOMEM; - goto out_put; - } - - rcar_sysc_base = base; - - /* Optional External Request Mask Register */ - rcar_sysc_extmask_offs = info->extmask_offs; - rcar_sysc_extmask_val = info->extmask_val; - - domains = kzalloc(sizeof(*domains), GFP_KERNEL); - if (!domains) { - error = -ENOMEM; - goto out_put; - } - - domains->onecell_data.domains = domains->domains; - domains->onecell_data.num_domains = ARRAY_SIZE(domains->domains); - rcar_sysc_onecell_data = &domains->onecell_data; - - for (i = 0; i < info->num_areas; i++) { - const struct rcar_sysc_area *area = &info->areas[i]; - struct rcar_sysc_pd *pd; - size_t n; - - if (!area->name) { - /* Skip NULLified area */ - continue; - } - - n = strlen(area->name) + 1; - pd = kzalloc(sizeof(*pd) + n, GFP_KERNEL); - if (!pd) { - error = -ENOMEM; - goto out_put; - } - - memcpy(pd->name, area->name, n); - pd->genpd.name = pd->name; - pd->ch.chan_offs = area->chan_offs; - pd->ch.chan_bit = area->chan_bit; - pd->ch.isr_bit = area->isr_bit; - pd->flags = area->flags; - - error = rcar_sysc_pd_setup(pd); - if (error) - goto out_put; - - domains->domains[area->isr_bit] = &pd->genpd; - - if (area->parent < 0) - continue; - - error = pm_genpd_add_subdomain(domains->domains[area->parent], - &pd->genpd); - if (error) { - pr_warn("Failed to add PM subdomain %s to parent %u\n", - area->name, area->parent); - goto out_put; - } - } - - error = of_genpd_add_provider_onecell(np, &domains->onecell_data); - if (!error) - fwnode_dev_initialized(of_fwnode_handle(np), true); - -out_put: - of_node_put(np); - return error; -} -early_initcall(rcar_sysc_pd_init); - -void __init rcar_sysc_nullify(struct rcar_sysc_area *areas, - unsigned int num_areas, u8 id) -{ - unsigned int i; - - for (i = 0; i < num_areas; i++) - if (areas[i].isr_bit == id) { - areas[i].name = NULL; - return; - } -} - -#ifdef CONFIG_ARCH_R8A7779 -static int rcar_sysc_power_cpu(unsigned int idx, bool on) -{ - struct generic_pm_domain *genpd; - struct rcar_sysc_pd *pd; - unsigned int i; - - if (!rcar_sysc_onecell_data) - return -ENODEV; - - for (i = 0; i < rcar_sysc_onecell_data->num_domains; i++) { - genpd = rcar_sysc_onecell_data->domains[i]; - if (!genpd) - continue; - - pd = to_rcar_pd(genpd); - if (!(pd->flags & PD_CPU) || pd->ch.chan_bit != idx) - continue; - - return rcar_sysc_power(&pd->ch, on); - } - - return -ENOENT; -} - -int rcar_sysc_power_down_cpu(unsigned int cpu) -{ - return rcar_sysc_power_cpu(cpu, false); -} - -int rcar_sysc_power_up_cpu(unsigned int cpu) -{ - return rcar_sysc_power_cpu(cpu, true); -} -#endif /* CONFIG_ARCH_R8A7779 */ diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h deleted file mode 100644 index 266c599a0a9b..000000000000 --- a/drivers/soc/renesas/rcar-sysc.h +++ /dev/null @@ -1,82 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Renesas R-Car System Controller - * - * Copyright (C) 2016 Glider bvba - */ -#ifndef __SOC_RENESAS_RCAR_SYSC_H__ -#define __SOC_RENESAS_RCAR_SYSC_H__ - -#include <linux/types.h> - - -/* - * Power Domain flags - */ -#define PD_CPU BIT(0) /* Area contains main CPU core */ -#define PD_SCU BIT(1) /* Area contains SCU and L2 cache */ -#define PD_NO_CR BIT(2) /* Area lacks PWR{ON,OFF}CR registers */ - -#define PD_CPU_CR PD_CPU /* CPU area has CR (R-Car H1) */ -#define PD_CPU_NOCR PD_CPU | PD_NO_CR /* CPU area lacks CR (R-Car Gen2/3) */ -#define PD_ALWAYS_ON PD_NO_CR /* Always-on area */ - - -/* - * Description of a Power Area - */ - -struct rcar_sysc_area { - const char *name; - u16 chan_offs; /* Offset of PWRSR register for this area */ - u8 chan_bit; /* Bit in PWR* (except for PWRUP in PWRSR) */ - u8 isr_bit; /* Bit in SYSCI*R */ - s8 parent; /* -1 if none */ - u8 flags; /* See PD_* */ -}; - - -/* - * SoC-specific Power Area Description - */ - -struct rcar_sysc_info { - int (*init)(void); /* Optional */ - const struct rcar_sysc_area *areas; - unsigned int num_areas; - /* Optional External Request Mask Register */ - u32 extmask_offs; /* SYSCEXTMASK register offset */ - u32 extmask_val; /* SYSCEXTMASK register mask value */ -}; - -extern const struct rcar_sysc_info r8a7742_sysc_info; -extern const struct rcar_sysc_info r8a7743_sysc_info; -extern const struct rcar_sysc_info r8a7745_sysc_info; -extern const struct rcar_sysc_info r8a77470_sysc_info; -extern const struct rcar_sysc_info r8a774a1_sysc_info; -extern const struct rcar_sysc_info r8a774b1_sysc_info; -extern const struct rcar_sysc_info r8a774c0_sysc_info; -extern const struct rcar_sysc_info r8a774e1_sysc_info; -extern const struct rcar_sysc_info r8a7779_sysc_info; -extern const struct rcar_sysc_info r8a7790_sysc_info; -extern const struct rcar_sysc_info r8a7791_sysc_info; -extern const struct rcar_sysc_info r8a7792_sysc_info; -extern const struct rcar_sysc_info r8a7794_sysc_info; -extern struct rcar_sysc_info r8a7795_sysc_info; -extern const struct rcar_sysc_info r8a77960_sysc_info; -extern const struct rcar_sysc_info r8a77961_sysc_info; -extern const struct rcar_sysc_info r8a77965_sysc_info; -extern const struct rcar_sysc_info r8a77970_sysc_info; -extern const struct rcar_sysc_info r8a77980_sysc_info; -extern const struct rcar_sysc_info r8a77990_sysc_info; -extern const struct rcar_sysc_info r8a77995_sysc_info; - - - /* - * Helpers for fixing up power area tables depending on SoC revision - */ - -extern void rcar_sysc_nullify(struct rcar_sysc_area *areas, - unsigned int num_areas, u8 id); - -#endif /* __SOC_RENESAS_RCAR_SYSC_H__ */ diff --git a/drivers/soc/renesas/rmobile-sysc.c b/drivers/soc/renesas/rmobile-sysc.c deleted file mode 100644 index 912daadaa10d..000000000000 --- a/drivers/soc/renesas/rmobile-sysc.c +++ /dev/null @@ -1,343 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * rmobile power management support - * - * Copyright (C) 2012 Renesas Solutions Corp. - * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> - * Copyright (C) 2014 Glider bvba - * - * based on pm-sh7372.c - * Copyright (C) 2011 Magnus Damm - */ -#include <linux/clk/renesas.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/of.h> -#include <linux/of_address.h> -#include <linux/pm.h> -#include <linux/pm_clock.h> -#include <linux/pm_domain.h> -#include <linux/slab.h> - -/* SYSC */ -#define SPDCR 0x08 /* SYS Power Down Control Register */ -#define SWUCR 0x14 /* SYS Wakeup Control Register */ -#define PSTR 0x80 /* Power Status Register */ - -#define PSTR_RETRIES 100 -#define PSTR_DELAY_US 10 - -struct rmobile_pm_domain { - struct generic_pm_domain genpd; - struct dev_power_governor *gov; - int (*suspend)(void); - void __iomem *base; - unsigned int bit_shift; -}; - -static inline -struct rmobile_pm_domain *to_rmobile_pd(struct generic_pm_domain *d) -{ - return container_of(d, struct rmobile_pm_domain, genpd); -} - -static int rmobile_pd_power_down(struct generic_pm_domain *genpd) -{ - struct rmobile_pm_domain *rmobile_pd = to_rmobile_pd(genpd); - unsigned int mask = BIT(rmobile_pd->bit_shift); - u32 val; - - if (rmobile_pd->suspend) { - int ret = rmobile_pd->suspend(); - - if (ret) - return ret; - } - - if (readl(rmobile_pd->base + PSTR) & mask) { - writel(mask, rmobile_pd->base + SPDCR); - - readl_poll_timeout_atomic(rmobile_pd->base + SPDCR, val, - !(val & mask), 0, PSTR_RETRIES); - } - - pr_debug("%s: Power off, 0x%08x -> PSTR = 0x%08x\n", genpd->name, mask, - readl(rmobile_pd->base + PSTR)); - - return 0; -} - -static int __rmobile_pd_power_up(struct rmobile_pm_domain *rmobile_pd) -{ - unsigned int val, mask = BIT(rmobile_pd->bit_shift); - int ret = 0; - - if (readl(rmobile_pd->base + PSTR) & mask) - return ret; - - writel(mask, rmobile_pd->base + SWUCR); - - ret = readl_poll_timeout_atomic(rmobile_pd->base + SWUCR, val, - (val & mask), PSTR_DELAY_US, - PSTR_RETRIES * PSTR_DELAY_US); - - pr_debug("%s: Power on, 0x%08x -> PSTR = 0x%08x\n", - rmobile_pd->genpd.name, mask, - readl(rmobile_pd->base + PSTR)); - - return ret; -} - -static int rmobile_pd_power_up(struct generic_pm_domain *genpd) -{ - return __rmobile_pd_power_up(to_rmobile_pd(genpd)); -} - -static void rmobile_init_pm_domain(struct rmobile_pm_domain *rmobile_pd) -{ - struct generic_pm_domain *genpd = &rmobile_pd->genpd; - struct dev_power_governor *gov = rmobile_pd->gov; - - genpd->flags |= GENPD_FLAG_PM_CLK | GENPD_FLAG_ACTIVE_WAKEUP; - genpd->attach_dev = cpg_mstp_attach_dev; - genpd->detach_dev = cpg_mstp_detach_dev; - - if (!(genpd->flags & GENPD_FLAG_ALWAYS_ON)) { - genpd->power_off = rmobile_pd_power_down; - genpd->power_on = rmobile_pd_power_up; - __rmobile_pd_power_up(rmobile_pd); - } - - pm_genpd_init(genpd, gov ? : &simple_qos_governor, false); -} - -static int rmobile_pd_suspend_console(void) -{ - /* - * Serial consoles make use of SCIF hardware located in this domain, - * hence keep the power domain on if "no_console_suspend" is set. - */ - return console_suspend_enabled ? 0 : -EBUSY; -} - -enum pd_types { - PD_NORMAL, - PD_CPU, - PD_CONSOLE, - PD_DEBUG, - PD_MEMCTL, -}; - -#define MAX_NUM_SPECIAL_PDS 16 - -static struct special_pd { - struct device_node *pd; - enum pd_types type; -} special_pds[MAX_NUM_SPECIAL_PDS] __initdata; - -static unsigned int num_special_pds __initdata; - -static const struct of_device_id special_ids[] __initconst = { - { .compatible = "arm,coresight-etm3x", .data = (void *)PD_DEBUG }, - { .compatible = "renesas,dbsc-r8a73a4", .data = (void *)PD_MEMCTL, }, - { .compatible = "renesas,dbsc3-r8a7740", .data = (void *)PD_MEMCTL, }, - { .compatible = "renesas,sbsc-sh73a0", .data = (void *)PD_MEMCTL, }, - { /* sentinel */ }, -}; - -static void __init add_special_pd(struct device_node *np, enum pd_types type) -{ - unsigned int i; - struct device_node *pd; - - pd = of_parse_phandle(np, "power-domains", 0); - if (!pd) - return; - - for (i = 0; i < num_special_pds; i++) - if (pd == special_pds[i].pd && type == special_pds[i].type) { - of_node_put(pd); - return; - } - - if (num_special_pds == ARRAY_SIZE(special_pds)) { - pr_warn("Too many special PM domains\n"); - of_node_put(pd); - return; - } - - pr_debug("Special PM domain %pOFn type %d for %pOF\n", pd, type, np); - - special_pds[num_special_pds].pd = pd; - special_pds[num_special_pds].type = type; - num_special_pds++; -} - -static void __init get_special_pds(void) -{ - struct device_node *np; - const struct of_device_id *id; - - /* PM domains containing CPUs */ - for_each_of_cpu_node(np) - add_special_pd(np, PD_CPU); - - /* PM domain containing console */ - if (of_stdout) - add_special_pd(of_stdout, PD_CONSOLE); - - /* PM domains containing other special devices */ - for_each_matching_node_and_match(np, special_ids, &id) - add_special_pd(np, (enum pd_types)id->data); -} - -static void __init put_special_pds(void) -{ - unsigned int i; - - for (i = 0; i < num_special_pds; i++) - of_node_put(special_pds[i].pd); -} - -static enum pd_types __init pd_type(const struct device_node *pd) -{ - unsigned int i; - - for (i = 0; i < num_special_pds; i++) - if (pd == special_pds[i].pd) - return special_pds[i].type; - - return PD_NORMAL; -} - -static void __init rmobile_setup_pm_domain(struct device_node *np, - struct rmobile_pm_domain *pd) -{ - const char *name = pd->genpd.name; - - switch (pd_type(np)) { - case PD_CPU: - /* - * This domain contains the CPU core and therefore it should - * only be turned off if the CPU is not in use. - */ - pr_debug("PM domain %s contains CPU\n", name); - pd->genpd.flags |= GENPD_FLAG_ALWAYS_ON; - break; - - case PD_CONSOLE: - pr_debug("PM domain %s contains serial console\n", name); - pd->gov = &pm_domain_always_on_gov; - pd->suspend = rmobile_pd_suspend_console; - break; - - case PD_DEBUG: - /* - * This domain contains the Coresight-ETM hardware block and - * therefore it should only be turned off if the debug module - * is not in use. - */ - pr_debug("PM domain %s contains Coresight-ETM\n", name); - pd->genpd.flags |= GENPD_FLAG_ALWAYS_ON; - break; - - case PD_MEMCTL: - /* - * This domain contains a memory-controller and therefore it - * should only be turned off if memory is not in use. - */ - pr_debug("PM domain %s contains MEMCTL\n", name); - pd->genpd.flags |= GENPD_FLAG_ALWAYS_ON; - break; - - case PD_NORMAL: - if (pd->bit_shift == ~0) { - /* Top-level always-on domain */ - pr_debug("PM domain %s is always-on domain\n", name); - pd->genpd.flags |= GENPD_FLAG_ALWAYS_ON; - } - break; - } - - rmobile_init_pm_domain(pd); -} - -static int __init rmobile_add_pm_domains(void __iomem *base, - struct device_node *parent, - struct generic_pm_domain *genpd_parent) -{ - struct device_node *np; - - for_each_child_of_node(parent, np) { - struct rmobile_pm_domain *pd; - u32 idx = ~0; - - if (of_property_read_u32(np, "reg", &idx)) { - /* always-on domain */ - } - - pd = kzalloc(sizeof(*pd), GFP_KERNEL); - if (!pd) { - of_node_put(np); - return -ENOMEM; - } - - pd->genpd.name = np->name; - pd->base = base; - pd->bit_shift = idx; - - rmobile_setup_pm_domain(np, pd); - if (genpd_parent) - pm_genpd_add_subdomain(genpd_parent, &pd->genpd); - of_genpd_add_provider_simple(np, &pd->genpd); - - rmobile_add_pm_domains(base, np, &pd->genpd); - } - return 0; -} - -static int __init rmobile_init_pm_domains(void) -{ - struct device_node *np, *pmd; - bool scanned = false; - void __iomem *base; - int ret = 0; - - for_each_compatible_node(np, NULL, "renesas,sysc-rmobile") { - base = of_iomap(np, 0); - if (!base) { - pr_warn("%pOF cannot map reg 0\n", np); - continue; - } - - pmd = of_get_child_by_name(np, "pm-domains"); - if (!pmd) { - iounmap(base); - pr_warn("%pOF lacks pm-domains node\n", np); - continue; - } - - if (!scanned) { - /* Find PM domains containing special blocks */ - get_special_pds(); - scanned = true; - } - - ret = rmobile_add_pm_domains(base, pmd, NULL); - of_node_put(pmd); - if (ret) { - of_node_put(np); - break; - } - - fwnode_dev_initialized(of_fwnode_handle(np), true); - } - - put_special_pds(); - - return ret; -} - -core_initcall(rmobile_init_pm_domains); |