diff options
29 files changed, 226 insertions, 122 deletions
diff --git a/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-gx-ao-secure.yaml b/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-gx-ao-secure.yaml index 1748f1605cc7..7dff32f373cb 100644 --- a/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-gx-ao-secure.yaml +++ b/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-gx-ao-secure.yaml @@ -2,8 +2,8 @@ # Copyright 2019 BayLibre, SAS %YAML 1.2 --- -$id: "http://devicetree.org/schemas/arm/amlogic/amlogic,meson-gx-ao-secure.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/arm/amlogic/amlogic,meson-gx-ao-secure.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: Amlogic Meson Firmware registers Interface diff --git a/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-mx-secbus2.yaml b/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-mx-secbus2.yaml index eee7cda9f91b..09b27e98d4c9 100644 --- a/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-mx-secbus2.yaml +++ b/Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-mx-secbus2.yaml @@ -1,8 +1,8 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- -$id: "http://devicetree.org/schemas/arm/amlogic/amlogic,meson-mx-secbus2.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/arm/amlogic/amlogic,meson-mx-secbus2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: Amlogic Meson8/Meson8b/Meson8m2 SECBUS2 register interface diff --git a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml index d4dc0749f9fd..5d033570b57b 100644 --- a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml +++ b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml @@ -28,7 +28,8 @@ properties: maxItems: 1 description: | This interrupt which is used to signal an event by the secure world - software is expected to be edge-triggered. + software is expected to be either a per-cpu interrupt or an + edge-triggered peripheral interrupt. method: enum: [smc, hvc] diff --git a/Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.yaml b/Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.yaml index 7056ccb7eb30..8e3822314b25 100644 --- a/Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.yaml @@ -1,8 +1,8 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- -$id: "http://devicetree.org/schemas/memory-controllers/renesas,dbsc.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/memory-controllers/renesas,dbsc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: Renesas DDR Bus Controllers diff --git a/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml b/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml index 30a403b1b79a..56e62cd0b36a 100644 --- a/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/renesas,rpc-if.yaml @@ -20,7 +20,7 @@ description: | - if it contains "cfi-flash", then HyperFlash is used. allOf: - - $ref: "/schemas/spi/spi-controller.yaml#" + - $ref: /schemas/spi/spi-controller.yaml# properties: compatible: diff --git a/Documentation/devicetree/bindings/memory-controllers/samsung,exynos5422-dmc.yaml b/Documentation/devicetree/bindings/memory-controllers/samsung,exynos5422-dmc.yaml index 098348b2b815..783ac984d898 100644 --- a/Documentation/devicetree/bindings/memory-controllers/samsung,exynos5422-dmc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/samsung,exynos5422-dmc.yaml @@ -42,7 +42,7 @@ properties: maxItems: 8 devfreq-events: - $ref: '/schemas/types.yaml#/definitions/phandle-array' + $ref: /schemas/types.yaml#/definitions/phandle-array minItems: 1 maxItems: 16 items: @@ -50,7 +50,7 @@ properties: description: phandles of the PPMU events used by the controller. device-handle: - $ref: '/schemas/types.yaml#/definitions/phandle' + $ref: /schemas/types.yaml#/definitions/phandle description: | phandle of the connected DRAM memory device. For more information please refer to jedec,lpddr3.yaml. @@ -73,7 +73,7 @@ properties: - description: registers of DREX1 samsung,syscon-clk: - $ref: '/schemas/types.yaml#/definitions/phandle' + $ref: /schemas/types.yaml#/definitions/phandle description: | Phandle of the clock register set used by the controller, these registers are used for enabling a 'pause' feature and are not exposed by clock diff --git a/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.yaml b/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.yaml index c3c599096353..cd06865e1f2a 100644 --- a/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.yaml +++ b/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.yaml @@ -2,8 +2,8 @@ # Copyright 2019 BayLibre, SAS %YAML 1.2 --- -$id: "http://devicetree.org/schemas/soc/amlogic/amlogic,canvas.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/soc/amlogic/amlogic,canvas.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: Amlogic Canvas Video Lookup Table diff --git a/Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-clk-measure.yaml b/Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-clk-measure.yaml new file mode 100644 index 000000000000..77c281153010 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-clk-measure.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/amlogic/amlogic,meson-gx-clk-measure.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic Internal Clock Measurer + +description: + The Amlogic SoCs contains an IP to measure the internal clocks. + The precision is multiple of MHz, useful to debug the clock states. + +maintainers: + - Neil Armstrong <neil.armstrong@linaro.org> + +properties: + compatible: + enum: + - amlogic,meson-gx-clk-measure + - amlogic,meson8-clk-measure + - amlogic,meson8b-clk-measure + - amlogic,meson-axg-clk-measure + - amlogic,meson-g12a-clk-measure + - amlogic,meson-sm1-clk-measure + + reg: + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + clock-measure@8758 { + compatible = "amlogic,meson-gx-clk-measure"; + reg = <0x8758 0x10>; + }; diff --git a/Documentation/devicetree/bindings/soc/amlogic/clk-measure.txt b/Documentation/devicetree/bindings/soc/amlogic/clk-measure.txt deleted file mode 100644 index 3dd563cec794..000000000000 --- a/Documentation/devicetree/bindings/soc/amlogic/clk-measure.txt +++ /dev/null @@ -1,21 +0,0 @@ -Amlogic Internal Clock Measurer -=============================== - -The Amlogic SoCs contains an IP to measure the internal clocks. -The precision is multiple of MHz, useful to debug the clock states. - -Required properties: -- compatible: Shall contain one of the following : - "amlogic,meson-gx-clk-measure" for GX SoCs - "amlogic,meson8-clk-measure" for Meson8 SoCs - "amlogic,meson8b-clk-measure" for Meson8b SoCs - "amlogic,meson-axg-clk-measure" for AXG SoCs - "amlogic,meson-g12a-clk-measure" for G12a SoCs - "amlogic,meson-sm1-clk-measure" for SM1 SoCs -- reg: base address and size of the Clock Measurer register space. - -Example: - clock-measure@8758 { - compatible = "amlogic,meson-gx-clk-measure"; - reg = <0x0 0x8758 0x0 0x10>; - }; diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 6afae9897843..6c49de37d5e9 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -648,43 +648,20 @@ static int sysc_init_resets(struct sysc *ddata) static int sysc_parse_and_check_child_range(struct sysc *ddata) { struct device_node *np = ddata->dev->of_node; - const __be32 *ranges; - u32 nr_addr, nr_size; - int len, error; - - ranges = of_get_property(np, "ranges", &len); - if (!ranges) { - dev_err(ddata->dev, "missing ranges for %pOF\n", np); - - return -ENOENT; - } - - len /= sizeof(*ranges); - - if (len < 3) { - dev_err(ddata->dev, "incomplete ranges for %pOF\n", np); - - return -EINVAL; - } - - error = of_property_read_u32(np, "#address-cells", &nr_addr); - if (error) - return -ENOENT; + struct of_range_parser parser; + struct of_range range; + int error; - error = of_property_read_u32(np, "#size-cells", &nr_size); + error = of_range_parser_init(&parser, np); if (error) - return -ENOENT; - - if (nr_addr != 1 || nr_size != 1) { - dev_err(ddata->dev, "invalid ranges for %pOF\n", np); + return error; - return -EINVAL; + for_each_of_range(&parser, &range) { + ddata->module_pa = range.cpu_addr; + ddata->module_size = range.size; + break; } - ranges++; - ddata->module_pa = of_translate_address(np, ranges++); - ddata->module_size = be32_to_cpup(ranges); - return 0; } @@ -913,7 +890,7 @@ static int sysc_check_registers(struct sysc *ddata) * within the interconnect target module range. For example, SGX has * them at offset 0x1fc00 in the 32MB module address space. And cpsw * has them at offset 0x1200 in the CPSW_WR child. Usually the - * the interconnect target module registers are at the beginning of + * interconnect target module registers are at the beginning of * the module range though. */ static int sysc_ioremap(struct sysc *ddata) @@ -964,7 +941,7 @@ static int sysc_map_and_check_registers(struct sysc *ddata) sysc_check_children(ddata); - if (!of_get_property(np, "reg", NULL)) + if (!of_property_present(np, "reg")) return 0; error = sysc_parse_registers(ddata); @@ -2530,11 +2507,9 @@ static struct dev_pm_domain sysc_child_pm_domain = { static void sysc_reinit_modules(struct sysc_soc_info *soc) { struct sysc_module *module; - struct list_head *pos; struct sysc *ddata; - list_for_each(pos, &sysc_soc->restored_modules) { - module = list_entry(pos, struct sysc_module, node); + list_for_each_entry(module, &sysc_soc->restored_modules, node) { ddata = module->ddata; sysc_reinit_module(ddata, ddata->enabled); } @@ -3214,12 +3189,10 @@ static void sysc_cleanup_static_data(void) static int sysc_check_disabled_devices(struct sysc *ddata) { struct sysc_address *disabled_module; - struct list_head *pos; int error = 0; mutex_lock(&sysc_soc->list_lock); - list_for_each(pos, &sysc_soc->disabled_modules) { - disabled_module = list_entry(pos, struct sysc_address, node); + list_for_each_entry(disabled_module, &sysc_soc->disabled_modules, node) { if (ddata->module_pa == disabled_module->base) { dev_dbg(ddata->dev, "module disabled for this SoC\n"); error = -ENODEV; diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c index 3f5ff9ed668e..798bcdb05d84 100644 --- a/drivers/firmware/meson/meson_sm.c +++ b/drivers/firmware/meson/meson_sm.c @@ -311,11 +311,14 @@ static int __init meson_sm_probe(struct platform_device *pdev) platform_set_drvdata(pdev, fw); - pr_info("secure-monitor enabled\n"); + if (devm_of_platform_populate(dev)) + goto out_in_base; if (sysfs_create_group(&pdev->dev.kobj, &meson_sm_sysfs_attr_group)) goto out_in_base; + pr_info("secure-monitor enabled\n"); + return 0; out_in_base: diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig index fac290e48e0b..91774e6ee624 100644 --- a/drivers/memory/Kconfig +++ b/drivers/memory/Kconfig @@ -228,7 +228,7 @@ config RENESAS_RPCIF config STM32_FMC2_EBI tristate "Support for FMC2 External Bus Interface on STM32MP SoCs" - depends on MACH_STM32MP157 || COMPILE_TEST + depends on ARCH_STM32 || COMPILE_TEST select MFD_SYSCON help Select this option to enable the STM32 FMC2 External Bus Interface diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c index e749dcb3ddea..635966d705cb 100644 --- a/drivers/memory/atmel-ebi.c +++ b/drivers/memory/atmel-ebi.c @@ -598,7 +598,7 @@ static int atmel_ebi_probe(struct platform_device *pdev) reg_cells += val; for_each_available_child_of_node(np, child) { - if (!of_find_property(child, "reg", NULL)) + if (!of_property_present(child, "reg")) continue; ret = atmel_ebi_dev_setup(ebi, child, reg_cells); diff --git a/drivers/memory/bt1-l2-ctl.c b/drivers/memory/bt1-l2-ctl.c index 85965fa26e0b..78bd71b203f2 100644 --- a/drivers/memory/bt1-l2-ctl.c +++ b/drivers/memory/bt1-l2-ctl.c @@ -321,4 +321,3 @@ module_platform_driver(l2_ctl_driver); MODULE_AUTHOR("Serge Semin <Sergey.Semin@baikalelectronics.ru>"); MODULE_DESCRIPTION("Baikal-T1 L2-cache driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/memory/da8xx-ddrctl.c b/drivers/memory/da8xx-ddrctl.c index b32005bf269c..0ef8cc878b95 100644 --- a/drivers/memory/da8xx-ddrctl.c +++ b/drivers/memory/da8xx-ddrctl.c @@ -164,4 +164,3 @@ module_platform_driver(da8xx_ddrctl_driver); MODULE_AUTHOR("Bartosz Golaszewski <bgolaszewski@baylibre.com>"); MODULE_DESCRIPTION("TI da8xx DDR2/mDDR controller driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/memory/fsl_ifc.c b/drivers/memory/fsl_ifc.c index e83b61c925a4..9e8d8e9c5ad8 100644 --- a/drivers/memory/fsl_ifc.c +++ b/drivers/memory/fsl_ifc.c @@ -327,6 +327,5 @@ static int __init fsl_ifc_init(void) } subsys_initcall(fsl_ifc_init); -MODULE_LICENSE("GPL"); MODULE_AUTHOR("Freescale Semiconductor"); MODULE_DESCRIPTION("Freescale Integrated Flash Controller driver"); diff --git a/drivers/memory/mvebu-devbus.c b/drivers/memory/mvebu-devbus.c index efc6c08db2b7..406fddcdba02 100644 --- a/drivers/memory/mvebu-devbus.c +++ b/drivers/memory/mvebu-devbus.c @@ -341,6 +341,5 @@ static int __init mvebu_devbus_init(void) } module_init(mvebu_devbus_init); -MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Ezequiel Garcia <ezequiel.garcia@free-electrons.com>"); MODULE_DESCRIPTION("Marvell EBU SoC Device Bus controller"); diff --git a/drivers/memory/tegra/mc.c b/drivers/memory/tegra/mc.c index 592907546ee6..237025ba811d 100644 --- a/drivers/memory/tegra/mc.c +++ b/drivers/memory/tegra/mc.c @@ -985,4 +985,3 @@ arch_initcall(tegra_mc_init); MODULE_AUTHOR("Thierry Reding <treding@nvidia.com>"); MODULE_DESCRIPTION("NVIDIA Tegra Memory Controller driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/memory/tegra/tegra186-emc.c b/drivers/memory/tegra/tegra186-emc.c index 26e763bde92a..e935ad4e95b6 100644 --- a/drivers/memory/tegra/tegra186-emc.c +++ b/drivers/memory/tegra/tegra186-emc.c @@ -280,4 +280,3 @@ module_platform_driver(tegra186_emc_driver); MODULE_AUTHOR("Thierry Reding <treding@nvidia.com>"); MODULE_DESCRIPTION("NVIDIA Tegra186 External Memory Controller driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/memory/tegra/tegra210-emc-table.c b/drivers/memory/tegra/tegra210-emc-table.c index 3e0598363b87..34a8785d2861 100644 --- a/drivers/memory/tegra/tegra210-emc-table.c +++ b/drivers/memory/tegra/tegra210-emc-table.c @@ -22,8 +22,6 @@ static int tegra210_emc_table_device_init(struct reserved_mem *rmem, return -ENOMEM; } - count = 0; - for (i = 0; i < TEGRA_EMC_MAX_FREQS; i++) { if (timings[i].revision == 0) break; diff --git a/drivers/soc/amlogic/meson-gx-pwrc-vpu.c b/drivers/soc/amlogic/meson-gx-pwrc-vpu.c index 312fd9afccb0..5d4f12800d93 100644 --- a/drivers/soc/amlogic/meson-gx-pwrc-vpu.c +++ b/drivers/soc/amlogic/meson-gx-pwrc-vpu.c @@ -308,11 +308,9 @@ static int meson_gx_pwrc_vpu_probe(struct platform_device *pdev) } rstc = devm_reset_control_array_get_exclusive(&pdev->dev); - if (IS_ERR(rstc)) { - if (PTR_ERR(rstc) != -EPROBE_DEFER) - dev_err(&pdev->dev, "failed to get reset lines\n"); - return PTR_ERR(rstc); - } + if (IS_ERR(rstc)) + return dev_err_probe(&pdev->dev, PTR_ERR(rstc), + "failed to get reset lines\n"); vpu_clk = devm_clk_get(&pdev->dev, "vpu"); if (IS_ERR(vpu_clk)) { diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index 4e8b51ba2266..de31589ed054 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -206,13 +206,6 @@ config ARCH_R8A77990 This enables support for the Renesas R-Car E3 SoC. This includes different gradings like R-Car E3e. -config ARCH_R8A77950 - bool "ARM64 Platform support for R-Car H3 ES1.x" - select ARCH_RCAR_GEN3 - select SYSC_R8A7795 - help - This enables support for the Renesas R-Car H3 SoC (revision 1.x). - config ARCH_R8A77951 bool "ARM64 Platform support for R-Car H3 ES2.0+" select ARCH_RCAR_GEN3 diff --git a/drivers/soc/renesas/pwc-rzv2m.c b/drivers/soc/renesas/pwc-rzv2m.c index c83bdbdabb64..452cee8d68be 100644 --- a/drivers/soc/renesas/pwc-rzv2m.c +++ b/drivers/soc/renesas/pwc-rzv2m.c @@ -131,7 +131,7 @@ static struct platform_driver rzv2m_pwc_driver = { .probe = rzv2m_pwc_probe, .driver = { .name = "rzv2m_pwc", - .of_match_table = of_match_ptr(rzv2m_pwc_of_match), + .of_match_table = rzv2m_pwc_of_match, }, }; module_platform_driver(rzv2m_pwc_driver); diff --git a/drivers/soc/renesas/r8a7795-sysc.c b/drivers/soc/renesas/r8a7795-sysc.c index 91074411b8cf..cbe1ff0fc583 100644 --- a/drivers/soc/renesas/r8a7795-sysc.c +++ b/drivers/soc/renesas/r8a7795-sysc.c @@ -38,8 +38,6 @@ static struct rcar_sysc_area r8a7795_areas[] __initdata = { { "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 }, - /* A2VC0 exists on ES1.x only */ - { "a2vc0", 0x3c0, 0, R8A7795_PD_A2VC0, R8A7795_PD_A3VC }, { "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 }, @@ -54,14 +52,10 @@ static struct rcar_sysc_area r8a7795_areas[] __initdata = { * Fixups for R-Car H3 revisions */ -#define HAS_A2VC0 BIT(0) /* Power domain A2VC0 is present */ #define NO_EXTMASK BIT(1) /* Missing SYSCEXTMASK register */ static const struct soc_device_attribute r8a7795_quirks_match[] __initconst = { { - .soc_id = "r8a7795", .revision = "ES1.*", - .data = (void *)(HAS_A2VC0 | NO_EXTMASK), - }, { .soc_id = "r8a7795", .revision = "ES2.*", .data = (void *)(NO_EXTMASK), }, @@ -77,10 +71,6 @@ static int __init r8a7795_sysc_init(void) if (attr) quirks = (uintptr_t)attr->data; - if (!(quirks & HAS_A2VC0)) - rcar_sysc_nullify(r8a7795_areas, ARRAY_SIZE(r8a7795_areas), - R8A7795_PD_A2VC0); - if (quirks & NO_EXTMASK) r8a7795_sysc_info.extmask_val = 0; diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c index 468ebce1ea88..4ba893e45427 100644 --- a/drivers/soc/renesas/renesas-soc.c +++ b/drivers/soc/renesas/renesas-soc.c @@ -269,7 +269,7 @@ static const struct renesas_soc soc_shmobile_ag5 __initconst __maybe_unused = { }; -static const struct of_device_id renesas_socs[] __initconst = { +static const struct of_device_id renesas_socs[] __initconst __maybe_unused = { #ifdef CONFIG_ARCH_R7S72100 { .compatible = "renesas,r7s72100", .data = &soc_rz_a1h }, #endif @@ -330,10 +330,8 @@ static const struct of_device_id renesas_socs[] __initconst = { #ifdef CONFIG_ARCH_R8A7794 { .compatible = "renesas,r8a7794", .data = &soc_rcar_e2 }, #endif -#if defined(CONFIG_ARCH_R8A77950) || defined(CONFIG_ARCH_R8A77951) - { .compatible = "renesas,r8a7795", .data = &soc_rcar_h3 }, -#endif #ifdef CONFIG_ARCH_R8A77951 + { .compatible = "renesas,r8a7795", .data = &soc_rcar_h3 }, { .compatible = "renesas,r8a779m0", .data = &soc_rcar_h3 }, { .compatible = "renesas,r8a779m1", .data = &soc_rcar_h3 }, { .compatible = "renesas,r8a779m8", .data = &soc_rcar_h3 }, @@ -375,20 +373,20 @@ static const struct of_device_id renesas_socs[] __initconst = { #ifdef CONFIG_ARCH_R8A779G0 { .compatible = "renesas,r8a779g0", .data = &soc_rcar_v4h }, #endif -#if defined(CONFIG_ARCH_R9A07G043) +#ifdef CONFIG_ARCH_R9A07G043 #ifdef CONFIG_RISCV { .compatible = "renesas,r9a07g043", .data = &soc_rz_five }, #else { .compatible = "renesas,r9a07g043", .data = &soc_rz_g2ul }, #endif #endif -#if defined(CONFIG_ARCH_R9A07G044) +#ifdef CONFIG_ARCH_R9A07G044 { .compatible = "renesas,r9a07g044", .data = &soc_rz_g2l }, #endif -#if defined(CONFIG_ARCH_R9A07G054) +#ifdef CONFIG_ARCH_R9A07G054 { .compatible = "renesas,r9a07g054", .data = &soc_rz_v2l }, #endif -#if defined(CONFIG_ARCH_R9A09G011) +#ifdef CONFIG_ARCH_R9A09G011 { .compatible = "renesas,r9a09g011", .data = &soc_rz_v2m }, #endif #ifdef CONFIG_ARCH_SH73A0 diff --git a/drivers/soc/renesas/rmobile-sysc.c b/drivers/soc/renesas/rmobile-sysc.c index 204e6135180b..728ebac98e14 100644 --- a/drivers/soc/renesas/rmobile-sysc.c +++ b/drivers/soc/renesas/rmobile-sysc.c @@ -343,7 +343,7 @@ static int __init rmobile_init_pm_domains(void) break; } - fwnode_dev_initialized(&np->fwnode, true); + fwnode_dev_initialized(of_fwnode_handle(np), true); } put_special_pds(); diff --git a/drivers/tee/optee/optee_private.h b/drivers/tee/optee/optee_private.h index 04ae58892608..72685ee0d53f 100644 --- a/drivers/tee/optee/optee_private.h +++ b/drivers/tee/optee/optee_private.h @@ -94,11 +94,35 @@ struct optee_supp { struct completion reqs_c; }; +/* + * struct optee_pcpu - per cpu notif private struct passed to work functions + * @optee optee device reference + */ +struct optee_pcpu { + struct optee *optee; +}; + +/* + * struct optee_smc - optee smc communication struct + * @invoke_fn handler function to invoke secure monitor + * @memremaped_shm virtual address of memory in shared memory pool + * @sec_caps: secure world capabilities defined by + * OPTEE_SMC_SEC_CAP_* in optee_smc.h + * @notif_irq interrupt used as async notification by OP-TEE or 0 + * @optee_pcpu per_cpu optee instance for per cpu work or NULL + * @notif_pcpu_wq workqueue for per cpu asynchronous notification or NULL + * @notif_pcpu_work work for per cpu asynchronous notification + * @notif_cpuhp_state CPU hotplug state assigned for pcpu interrupt management + */ struct optee_smc { optee_invoke_fn *invoke_fn; void *memremaped_shm; u32 sec_caps; unsigned int notif_irq; + struct optee_pcpu __percpu *optee_pcpu; + struct workqueue_struct *notif_pcpu_wq; + struct work_struct notif_pcpu_work; + unsigned int notif_cpuhp_state; }; /** diff --git a/drivers/tee/optee/smc_abi.c b/drivers/tee/optee/smc_abi.c index 6e1f023d50c6..49702cb08f4f 100644 --- a/drivers/tee/optee/smc_abi.c +++ b/drivers/tee/optee/smc_abi.c @@ -55,6 +55,23 @@ */ #define OPTEE_MIN_STATIC_POOL_ALIGN 9 /* 512 bytes aligned */ +/* SMC ABI considers at most a single TEE firmware */ +static unsigned int pcpu_irq_num; + +static int optee_cpuhp_enable_pcpu_irq(unsigned int cpu) +{ + enable_percpu_irq(pcpu_irq_num, IRQ_TYPE_NONE); + + return 0; +} + +static int optee_cpuhp_disable_pcpu_irq(unsigned int cpu) +{ + disable_percpu_irq(pcpu_irq_num); + + return 0; +} + /* * 1. Convert between struct tee_param and struct optee_msg_param * @@ -994,9 +1011,8 @@ static u32 get_async_notif_value(optee_invoke_fn *invoke_fn, bool *value_valid, return res.a1; } -static irqreturn_t notif_irq_handler(int irq, void *dev_id) +static irqreturn_t irq_handler(struct optee *optee) { - struct optee *optee = dev_id; bool do_bottom_half = false; bool value_valid; bool value_pending; @@ -1019,6 +1035,13 @@ static irqreturn_t notif_irq_handler(int irq, void *dev_id) return IRQ_HANDLED; } +static irqreturn_t notif_irq_handler(int irq, void *dev_id) +{ + struct optee *optee = dev_id; + + return irq_handler(optee); +} + static irqreturn_t notif_irq_thread_fn(int irq, void *dev_id) { struct optee *optee = dev_id; @@ -1028,7 +1051,7 @@ static irqreturn_t notif_irq_thread_fn(int irq, void *dev_id) return IRQ_HANDLED; } -static int optee_smc_notif_init_irq(struct optee *optee, u_int irq) +static int init_irq(struct optee *optee, u_int irq) { int rc; @@ -1043,12 +1066,103 @@ static int optee_smc_notif_init_irq(struct optee *optee, u_int irq) return 0; } +static irqreturn_t notif_pcpu_irq_handler(int irq, void *dev_id) +{ + struct optee_pcpu *pcpu = dev_id; + struct optee *optee = pcpu->optee; + + if (irq_handler(optee) == IRQ_WAKE_THREAD) + queue_work(optee->smc.notif_pcpu_wq, + &optee->smc.notif_pcpu_work); + + return IRQ_HANDLED; +} + +static void notif_pcpu_irq_work_fn(struct work_struct *work) +{ + struct optee_smc *optee_smc = container_of(work, struct optee_smc, + notif_pcpu_work); + struct optee *optee = container_of(optee_smc, struct optee, smc); + + optee_smc_do_bottom_half(optee->ctx); +} + +static int init_pcpu_irq(struct optee *optee, u_int irq) +{ + struct optee_pcpu __percpu *optee_pcpu; + int cpu, rc; + + optee_pcpu = alloc_percpu(struct optee_pcpu); + if (!optee_pcpu) + return -ENOMEM; + + for_each_present_cpu(cpu) + per_cpu_ptr(optee_pcpu, cpu)->optee = optee; + + rc = request_percpu_irq(irq, notif_pcpu_irq_handler, + "optee_pcpu_notification", optee_pcpu); + if (rc) + goto err_free_pcpu; + + INIT_WORK(&optee->smc.notif_pcpu_work, notif_pcpu_irq_work_fn); + optee->smc.notif_pcpu_wq = create_workqueue("optee_pcpu_notification"); + if (!optee->smc.notif_pcpu_wq) { + rc = -EINVAL; + goto err_free_pcpu_irq; + } + + optee->smc.optee_pcpu = optee_pcpu; + optee->smc.notif_irq = irq; + + pcpu_irq_num = irq; + rc = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "optee/pcpu-notif:starting", + optee_cpuhp_enable_pcpu_irq, + optee_cpuhp_disable_pcpu_irq); + if (!rc) + rc = -EINVAL; + if (rc < 0) + goto err_free_pcpu_irq; + + optee->smc.notif_cpuhp_state = rc; + + return 0; + +err_free_pcpu_irq: + free_percpu_irq(irq, optee_pcpu); +err_free_pcpu: + free_percpu(optee_pcpu); + + return rc; +} + +static int optee_smc_notif_init_irq(struct optee *optee, u_int irq) +{ + if (irq_is_percpu_devid(irq)) + return init_pcpu_irq(optee, irq); + else + return init_irq(optee, irq); +} + +static void uninit_pcpu_irq(struct optee *optee) +{ + cpuhp_remove_state(optee->smc.notif_cpuhp_state); + + destroy_workqueue(optee->smc.notif_pcpu_wq); + + free_percpu_irq(optee->smc.notif_irq, optee->smc.optee_pcpu); + free_percpu(optee->smc.optee_pcpu); +} + static void optee_smc_notif_uninit_irq(struct optee *optee) { if (optee->smc.sec_caps & OPTEE_SMC_SEC_CAP_ASYNC_NOTIF) { optee_smc_stop_async_notif(optee->ctx); if (optee->smc.notif_irq) { - free_irq(optee->smc.notif_irq, optee); + if (irq_is_percpu_devid(optee->smc.notif_irq)) + uninit_pcpu_irq(optee); + else + free_irq(optee->smc.notif_irq, optee); + irq_dispose_mapping(optee->smc.notif_irq); } } diff --git a/include/dt-bindings/power/r8a7795-sysc.h b/include/dt-bindings/power/r8a7795-sysc.h index eea6ad69f0b0..ff5323858572 100644 --- a/include/dt-bindings/power/r8a7795-sysc.h +++ b/include/dt-bindings/power/r8a7795-sysc.h @@ -30,7 +30,6 @@ #define R8A7795_PD_CA53_SCU 21 #define R8A7795_PD_3DG_E 22 #define R8A7795_PD_A3IR 24 -#define R8A7795_PD_A2VC0 25 /* ES1.x only */ #define R8A7795_PD_A2VC1 26 /* Always-on power area */ |