diff options
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/renesas/Kconfig | 19 | ||||
| -rw-r--r-- | drivers/soc/renesas/Makefile | 2 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7743-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7745-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a774a1-sysc.c | 45 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a774c0-sysc.c | 68 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7779-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7790-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7791-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7792-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7794-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7795-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a7796-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a77970-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/r8a77995-sysc.c | 5 | ||||
| -rw-r--r-- | drivers/soc/renesas/rcar-rst.c | 11 | ||||
| -rw-r--r-- | drivers/soc/renesas/rcar-sysc.c | 13 | ||||
| -rw-r--r-- | drivers/soc/renesas/rcar-sysc.h | 9 | ||||
| -rw-r--r-- | drivers/soc/renesas/renesas-soc.c | 100 |
19 files changed, 236 insertions, 86 deletions
diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index 1d824cbd462d..407f02c80e8b 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -1,14 +1,17 @@ +# SPDX-License-Identifier: GPL-2.0 config SOC_RENESAS bool "Renesas SoC driver support" if COMPILE_TEST && !ARCH_RENESAS default y if ARCH_RENESAS select SOC_BUS select RST_RCAR if ARCH_RCAR_GEN1 || ARCH_RCAR_GEN2 || \ - ARCH_R8A7795 || ARCH_R8A7796 || ARCH_R8A77965 || \ - ARCH_R8A77970 || ARCH_R8A77980 || ARCH_R8A77990 || \ - ARCH_R8A77995 - select SYSC_R8A7743 if ARCH_R8A7743 + ARCH_R8A774A1 || ARCH_R8A774C0 || ARCH_R8A7795 || \ + ARCH_R8A7796 || ARCH_R8A77965 || ARCH_R8A77970 || \ + ARCH_R8A77980 || ARCH_R8A77990 || ARCH_R8A77995 + select SYSC_R8A7743 if ARCH_R8A7743 || ARCH_R8A7744 select SYSC_R8A7745 if ARCH_R8A7745 select SYSC_R8A77470 if ARCH_R8A77470 + select SYSC_R8A774A1 if ARCH_R8A774A1 + select SYSC_R8A774C0 if ARCH_R8A774C0 select SYSC_R8A7779 if ARCH_R8A7779 select SYSC_R8A7790 if ARCH_R8A7790 select SYSC_R8A7791 if ARCH_R8A7791 || ARCH_R8A7793 @@ -37,6 +40,14 @@ config SYSC_R8A77470 bool "RZ/G1C System Controller support" if COMPILE_TEST select SYSC_RCAR +config SYSC_R8A774A1 + bool "RZ/G2M System Controller support" if COMPILE_TEST + select SYSC_RCAR + +config SYSC_R8A774C0 + bool "RZ/G2E System Controller support" if COMPILE_TEST + select SYSC_RCAR + config SYSC_R8A7779 bool "R-Car H1 System Controller support" if COMPILE_TEST select SYSC_RCAR diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile index c37b0803c1b6..3bdd7dbc38a9 100644 --- a/drivers/soc/renesas/Makefile +++ b/drivers/soc/renesas/Makefile @@ -6,6 +6,8 @@ obj-$(CONFIG_SOC_RENESAS) += renesas-soc.o obj-$(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_R8A774C0) += r8a774c0-sysc.o obj-$(CONFIG_SYSC_R8A7779) += r8a7779-sysc.o obj-$(CONFIG_SYSC_R8A7790) += r8a7790-sysc.o obj-$(CONFIG_SYSC_R8A7791) += r8a7791-sysc.o diff --git a/drivers/soc/renesas/r8a7743-sysc.c b/drivers/soc/renesas/r8a7743-sysc.c index 9583a327d90c..edf6436e879f 100644 --- a/drivers/soc/renesas/r8a7743-sysc.c +++ b/drivers/soc/renesas/r8a7743-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas RZ/G1M System Controller * * Copyright (C) 2016 Cogent Embedded Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation; of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a7745-sysc.c b/drivers/soc/renesas/r8a7745-sysc.c index d17887c08aa1..65dc6b09cc85 100644 --- a/drivers/soc/renesas/r8a7745-sysc.c +++ b/drivers/soc/renesas/r8a7745-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas RZ/G1E System Controller * * Copyright (C) 2016 Cogent Embedded Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation; of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a774a1-sysc.c b/drivers/soc/renesas/r8a774a1-sysc.c new file mode 100644 index 000000000000..9db51ff6f5ed --- /dev/null +++ b/drivers/soc/renesas/r8a774a1-sysc.c @@ -0,0 +1,45 @@ +// 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/bug.h> +#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/r8a774c0-sysc.c b/drivers/soc/renesas/r8a774c0-sysc.c new file mode 100644 index 000000000000..e1ac4c0f6640 --- /dev/null +++ b/drivers/soc/renesas/r8a774c0-sysc.c @@ -0,0 +1,68 @@ +// 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/bug.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 }, +}; + +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; + } +} + +/* 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)) { + rcar_sysc_fix_parent(r8a774c0_areas, + ARRAY_SIZE(r8a774c0_areas), + R8A774C0_PD_3DG_A, R8A774C0_PD_3DG_B); + rcar_sysc_fix_parent(r8a774c0_areas, + ARRAY_SIZE(r8a774c0_areas), + R8A774C0_PD_3DG_B, R8A774C0_PD_ALWAYS_ON); + } + + return 0; +} + +const struct rcar_sysc_info r8a774c0_sysc_info __initconst = { + .init = r8a774c0_sysc_init, + .areas = r8a774c0_areas, + .num_areas = ARRAY_SIZE(r8a774c0_areas), +}; diff --git a/drivers/soc/renesas/r8a7779-sysc.c b/drivers/soc/renesas/r8a7779-sysc.c index 9e8e6b7faa04..517aa40fa6e6 100644 --- a/drivers/soc/renesas/r8a7779-sysc.c +++ b/drivers/soc/renesas/r8a7779-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car H1 System Controller * * Copyright (C) 2016 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a7790-sysc.c b/drivers/soc/renesas/r8a7790-sysc.c index 7a567ad0ff73..9b5a6bb62152 100644 --- a/drivers/soc/renesas/r8a7790-sysc.c +++ b/drivers/soc/renesas/r8a7790-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car H2 System Controller * * Copyright (C) 2016 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a7791-sysc.c b/drivers/soc/renesas/r8a7791-sysc.c index 03b9f41a34e6..acf545cdebfb 100644 --- a/drivers/soc/renesas/r8a7791-sysc.c +++ b/drivers/soc/renesas/r8a7791-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car M2-W/N System Controller * * Copyright (C) 2016 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a7792-sysc.c b/drivers/soc/renesas/r8a7792-sysc.c index ca7467d7b7ec..05b78525cc43 100644 --- a/drivers/soc/renesas/r8a7792-sysc.c +++ b/drivers/soc/renesas/r8a7792-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car V2H (R8A7792) System Controller * * Copyright (C) 2016 Cogent Embedded Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a7794-sysc.c b/drivers/soc/renesas/r8a7794-sysc.c index c4da2941e06c..0d42637fa662 100644 --- a/drivers/soc/renesas/r8a7794-sysc.c +++ b/drivers/soc/renesas/r8a7794-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car E2 System Controller * * Copyright (C) 2016 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a7795-sysc.c b/drivers/soc/renesas/r8a7795-sysc.c index 7412666187b3..cda27a67de98 100644 --- a/drivers/soc/renesas/r8a7795-sysc.c +++ b/drivers/soc/renesas/r8a7795-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car H3 System Controller * * Copyright (C) 2016-2017 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a7796-sysc.c b/drivers/soc/renesas/r8a7796-sysc.c index f700c842b9e1..1b06f868b6e8 100644 --- a/drivers/soc/renesas/r8a7796-sysc.c +++ b/drivers/soc/renesas/r8a7796-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car M3-W System Controller * * Copyright (C) 2016 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a77970-sysc.c b/drivers/soc/renesas/r8a77970-sysc.c index caf894f193ed..35b30d6a8958 100644 --- a/drivers/soc/renesas/r8a77970-sysc.c +++ b/drivers/soc/renesas/r8a77970-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car V3M System Controller * * Copyright (C) 2017 Cogent Embedded Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/r8a77995-sysc.c b/drivers/soc/renesas/r8a77995-sysc.c index 1b2ef415bbe1..6243aaaf60fb 100644 --- a/drivers/soc/renesas/r8a77995-sysc.c +++ b/drivers/soc/renesas/r8a77995-sysc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R-Car D3 System Controller * * Copyright (C) 2017 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/bug.h> diff --git a/drivers/soc/renesas/rcar-rst.c b/drivers/soc/renesas/rcar-rst.c index d9c1034e70e9..d183c381e8db 100644 --- a/drivers/soc/renesas/rcar-rst.c +++ b/drivers/soc/renesas/rcar-rst.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * R-Car Gen1 RESET/WDT, R-Car Gen2, Gen3, and RZ/G RST Driver * * Copyright (C) 2016 Glider bvba - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/err.h> @@ -41,10 +38,14 @@ static const struct rst_config rcar_rst_gen3 __initconst = { }; static const struct of_device_id rcar_rst_matches[] __initconst = { - /* RZ/G is handled like R-Car Gen2 */ + /* RZ/G1 is handled like R-Car Gen2 */ { .compatible = "renesas,r8a7743-rst", .data = &rcar_rst_gen2 }, + { .compatible = "renesas,r8a7744-rst", .data = &rcar_rst_gen2 }, { .compatible = "renesas,r8a7745-rst", .data = &rcar_rst_gen2 }, { .compatible = "renesas,r8a77470-rst", .data = &rcar_rst_gen2 }, + /* RZ/G2 is handled like R-Car Gen3 */ + { .compatible = "renesas,r8a774a1-rst", .data = &rcar_rst_gen3 }, + { .compatible = "renesas,r8a774c0-rst", .data = &rcar_rst_gen3 }, /* R-Car Gen1 */ { .compatible = "renesas,r8a7778-reset-wdt", .data = &rcar_rst_gen1 }, { .compatible = "renesas,r8a7779-reset-wdt", .data = &rcar_rst_gen1 }, diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c index 029188e8be6e..af53363eda03 100644 --- a/drivers/soc/renesas/rcar-sysc.c +++ b/drivers/soc/renesas/rcar-sysc.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * R-Car SYSC Power management support * * Copyright (C) 2014 Magnus Damm * Copyright (C) 2015-2017 Glider bvba - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/clk/renesas.h> @@ -268,6 +265,8 @@ finalize: static const struct of_device_id rcar_sysc_matches[] __initconst = { #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 }, @@ -275,6 +274,12 @@ static const struct of_device_id rcar_sysc_matches[] __initconst = { #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_R8A774C0 + { .compatible = "renesas,r8a774c0-sysc", .data = &r8a774c0_sysc_info }, +#endif #ifdef CONFIG_SYSC_R8A7779 { .compatible = "renesas,r8a7779-sysc", .data = &r8a7779_sysc_info }, #endif diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h index a22e7cf25e30..485520a5b295 100644 --- a/drivers/soc/renesas/rcar-sysc.h +++ b/drivers/soc/renesas/rcar-sysc.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Renesas R-Car System Controller * * Copyright (C) 2016 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #ifndef __SOC_RENESAS_RCAR_SYSC_H__ #define __SOC_RENESAS_RCAR_SYSC_H__ @@ -52,6 +49,8 @@ struct rcar_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 r8a774c0_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; diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c index d44d0e687ab8..4af96e668a2f 100644 --- a/drivers/soc/renesas/renesas-soc.c +++ b/drivers/soc/renesas/renesas-soc.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas SoC Identification * * Copyright (C) 2014-2016 Glider bvba - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/io.h> @@ -46,15 +38,24 @@ static const struct renesas_family fam_rmobile __initconst __maybe_unused = { .reg = 0xe600101c, /* CCCR (Common Chip Code Register) */ }; -static const struct renesas_family fam_rza __initconst __maybe_unused = { - .name = "RZ/A", +static const struct renesas_family fam_rza1 __initconst __maybe_unused = { + .name = "RZ/A1", +}; + +static const struct renesas_family fam_rza2 __initconst __maybe_unused = { + .name = "RZ/A2", }; -static const struct renesas_family fam_rzg __initconst __maybe_unused = { - .name = "RZ/G", +static const struct renesas_family fam_rzg1 __initconst __maybe_unused = { + .name = "RZ/G1", .reg = 0xff000044, /* PRR (Product Register) */ }; +static const struct renesas_family fam_rzg2 __initconst __maybe_unused = { + .name = "RZ/G2", + .reg = 0xfff00044, /* PRR (Product Register) */ +}; + static const struct renesas_family fam_shmobile __initconst __maybe_unused = { .name = "SH-Mobile", .reg = 0xe600101c, /* CCCR (Common Chip Code Register) */ @@ -67,7 +68,12 @@ struct renesas_soc { }; static const struct renesas_soc soc_rz_a1h __initconst __maybe_unused = { - .family = &fam_rza, + .family = &fam_rza1, +}; + +static const struct renesas_soc soc_rz_a2m __initconst __maybe_unused = { + .family = &fam_rza2, + .id = 0x3b, }; static const struct renesas_soc soc_rmobile_ape6 __initconst __maybe_unused = { @@ -81,30 +87,40 @@ static const struct renesas_soc soc_rmobile_a1 __initconst __maybe_unused = { }; static const struct renesas_soc soc_rz_g1h __initconst __maybe_unused = { - .family = &fam_rzg, + .family = &fam_rzg1, .id = 0x45, }; static const struct renesas_soc soc_rz_g1m __initconst __maybe_unused = { - .family = &fam_rzg, + .family = &fam_rzg1, .id = 0x47, }; static const struct renesas_soc soc_rz_g1n __initconst __maybe_unused = { - .family = &fam_rzg, + .family = &fam_rzg1, .id = 0x4b, }; static const struct renesas_soc soc_rz_g1e __initconst __maybe_unused = { - .family = &fam_rzg, + .family = &fam_rzg1, .id = 0x4c, }; static const struct renesas_soc soc_rz_g1c __initconst __maybe_unused = { - .family = &fam_rzg, + .family = &fam_rzg1, .id = 0x53, }; +static const struct renesas_soc soc_rz_g2m __initconst __maybe_unused = { + .family = &fam_rzg2, + .id = 0x52, +}; + +static const struct renesas_soc soc_rz_g2e __initconst __maybe_unused = { + .family = &fam_rzg2, + .id = 0x57, +}; + static const struct renesas_soc soc_rcar_m1a __initconst __maybe_unused = { .family = &fam_rcar_gen1, }; @@ -184,6 +200,9 @@ static const struct of_device_id renesas_socs[] __initconst = { #ifdef CONFIG_ARCH_R7S72100 { .compatible = "renesas,r7s72100", .data = &soc_rz_a1h }, #endif +#ifdef CONFIG_ARCH_R7S9210 + { .compatible = "renesas,r7s9210", .data = &soc_rz_a2m }, +#endif #ifdef CONFIG_ARCH_R8A73A4 { .compatible = "renesas,r8a73a4", .data = &soc_rmobile_ape6 }, #endif @@ -205,6 +224,12 @@ static const struct of_device_id renesas_socs[] __initconst = { #ifdef CONFIG_ARCH_R8A77470 { .compatible = "renesas,r8a77470", .data = &soc_rz_g1c }, #endif +#ifdef CONFIG_ARCH_R8A774A1 + { .compatible = "renesas,r8a774a1", .data = &soc_rz_g2m }, +#endif +#ifdef CONFIG_ARCH_R8A774C0 + { .compatible = "renesas,r8a774c0", .data = &soc_rz_g2e }, +#endif #ifdef CONFIG_ARCH_R8A7778 { .compatible = "renesas,r8a7778", .data = &soc_rcar_m1a }, #endif @@ -262,7 +287,7 @@ static int __init renesas_soc_init(void) void __iomem *chipid = NULL; struct soc_device *soc_dev; struct device_node *np; - unsigned int product; + unsigned int product, eshi = 0, eslo; match = of_match_node(renesas_socs, of_root); if (!match) @@ -271,6 +296,31 @@ static int __init renesas_soc_init(void) soc = match->data; family = soc->family; + np = of_find_compatible_node(NULL, NULL, "renesas,bsid"); + if (np) { + chipid = of_iomap(np, 0); + of_node_put(np); + + if (chipid) { + product = readl(chipid); + iounmap(chipid); + + if (soc->id && ((product >> 16) & 0xff) != soc->id) { + pr_warn("SoC mismatch (product = 0x%x)\n", + product); + return -ENODEV; + } + } + + /* + * TODO: Upper 4 bits of BSID are for chip version, but the + * format is not known at this time so we don't know how to + * specify eshi and eslo + */ + + goto done; + } + /* Try PRR first, then hardcoded fallback */ np = of_find_compatible_node(NULL, NULL, "renesas,prr"); if (np) { @@ -289,8 +339,11 @@ static int __init renesas_soc_init(void) pr_warn("SoC mismatch (product = 0x%x)\n", product); return -ENODEV; } + eshi = ((product >> 4) & 0x0f) + 1; + eslo = product & 0xf; } +done: soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); if (!soc_dev_attr) return -ENOMEM; @@ -302,10 +355,9 @@ static int __init renesas_soc_init(void) soc_dev_attr->family = kstrdup_const(family->name, GFP_KERNEL); soc_dev_attr->soc_id = kstrdup_const(strchr(match->compatible, ',') + 1, GFP_KERNEL); - if (chipid) - soc_dev_attr->revision = kasprintf(GFP_KERNEL, "ES%u.%u", - ((product >> 4) & 0x0f) + 1, - product & 0xf); + if (eshi) + soc_dev_attr->revision = kasprintf(GFP_KERNEL, "ES%u.%u", eshi, + eslo); pr_info("Detected Renesas %s %s %s\n", soc_dev_attr->family, soc_dev_attr->soc_id, soc_dev_attr->revision ?: ""); |