diff options
Diffstat (limited to 'drivers')
58 files changed, 1730 insertions, 884 deletions
diff --git a/drivers/Kconfig b/drivers/Kconfig index 8ba3e8b9ad72..9826907eb06e 100644 --- a/drivers/Kconfig +++ b/drivers/Kconfig @@ -175,6 +175,8 @@ source "drivers/soundwire/Kconfig" source "drivers/soc/Kconfig" +source "drivers/pmdomain/Kconfig" + source "drivers/devfreq/Kconfig" source "drivers/extcon/Kconfig" diff --git a/drivers/firmware/imx/Kconfig b/drivers/firmware/imx/Kconfig index c027d99f2a59..183613f82a11 100644 --- a/drivers/firmware/imx/Kconfig +++ b/drivers/firmware/imx/Kconfig @@ -22,9 +22,3 @@ config IMX_SCU This driver manages the IPC interface between host CPU and the SCU firmware running on M4. - -config IMX_SCU_PD - bool "IMX SCU Power Domain driver" - depends on IMX_SCU - help - The System Controller Firmware (SCFW) based power domain driver. diff --git a/drivers/pmdomain/Kconfig b/drivers/pmdomain/Kconfig new file mode 100644 index 000000000000..c98c5bf75a14 --- /dev/null +++ b/drivers/pmdomain/Kconfig @@ -0,0 +1,21 @@ +# SPDX-License-Identifier: GPL-2.0-only +menu "PM Domains" + +source "drivers/pmdomain/actions/Kconfig" +source "drivers/pmdomain/amlogic/Kconfig" +source "drivers/pmdomain/apple/Kconfig" +source "drivers/pmdomain/bcm/Kconfig" +source "drivers/pmdomain/imx/Kconfig" +source "drivers/pmdomain/mediatek/Kconfig" +source "drivers/pmdomain/qcom/Kconfig" +source "drivers/pmdomain/renesas/Kconfig" +source "drivers/pmdomain/rockchip/Kconfig" +source "drivers/pmdomain/samsung/Kconfig" +source "drivers/pmdomain/st/Kconfig" +source "drivers/pmdomain/starfive/Kconfig" +source "drivers/pmdomain/sunxi/Kconfig" +source "drivers/pmdomain/tegra/Kconfig" +source "drivers/pmdomain/ti/Kconfig" +source "drivers/pmdomain/xilinx/Kconfig" + +endmenu diff --git a/drivers/soc/actions/Kconfig b/drivers/pmdomain/actions/Kconfig index 1aca2058a40c..1aca2058a40c 100644 --- a/drivers/soc/actions/Kconfig +++ b/drivers/pmdomain/actions/Kconfig diff --git a/drivers/pmdomain/actions/owl-sps.c b/drivers/pmdomain/actions/owl-sps.c index 73a9e0bb7e8e..3a586d1f3256 100644 --- a/drivers/pmdomain/actions/owl-sps.c +++ b/drivers/pmdomain/actions/owl-sps.c @@ -8,8 +8,10 @@ * Copyright (c) 2017 Andreas Färber */ +#include <linux/mod_devicetable.h> #include <linux/of_address.h> -#include <linux/of_platform.h> +#include <linux/platform_device.h> +#include <linux/property.h> #include <linux/pm_domain.h> #include <linux/soc/actions/owl-sps.h> #include <dt-bindings/power/owl-s500-powergate.h> @@ -96,24 +98,16 @@ static int owl_sps_init_domain(struct owl_sps *sps, int index) static int owl_sps_probe(struct platform_device *pdev) { - const struct of_device_id *match; const struct owl_sps_info *sps_info; struct owl_sps *sps; int i, ret; - if (!pdev->dev.of_node) { - dev_err(&pdev->dev, "no device node\n"); - return -ENODEV; - } - - match = of_match_device(pdev->dev.driver->of_match_table, &pdev->dev); - if (!match || !match->data) { + sps_info = device_get_match_data(&pdev->dev); + if (!sps_info) { dev_err(&pdev->dev, "unknown compatible or missing data\n"); return -EINVAL; } - sps_info = match->data; - sps = devm_kzalloc(&pdev->dev, struct_size(sps, domains, sps_info->num_domains), GFP_KERNEL); diff --git a/drivers/pmdomain/amlogic/Kconfig b/drivers/pmdomain/amlogic/Kconfig new file mode 100644 index 000000000000..2108729909b5 --- /dev/null +++ b/drivers/pmdomain/amlogic/Kconfig @@ -0,0 +1,39 @@ +# SPDX-License-Identifier: GPL-2.0-only +menu "Amlogic PM Domains" + +config MESON_GX_PM_DOMAINS + tristate "Amlogic Meson GX Power Domains driver" + depends on ARCH_MESON || COMPILE_TEST + depends on PM && OF + default ARCH_MESON + select PM_GENERIC_DOMAINS + select PM_GENERIC_DOMAINS_OF + help + Say yes to expose Amlogic Meson GX Power Domains as + Generic Power Domains. + +config MESON_EE_PM_DOMAINS + tristate "Amlogic Meson Everything-Else Power Domains driver" + depends on ARCH_MESON || COMPILE_TEST + depends on PM && OF + default ARCH_MESON + select PM_GENERIC_DOMAINS + select PM_GENERIC_DOMAINS_OF + help + Say yes to expose Amlogic Meson Everything-Else Power Domains as + Generic Power Domains. + +config MESON_SECURE_PM_DOMAINS + tristate "Amlogic Meson Secure Power Domains driver" + depends on (ARCH_MESON || COMPILE_TEST) && MESON_SM + depends on PM && OF + depends on HAVE_ARM_SMCCC + default ARCH_MESON + select PM_GENERIC_DOMAINS + select PM_GENERIC_DOMAINS_OF + help + Support for the power controller on Amlogic A1/C1 series. + Say yes to expose Amlogic Meson Secure Power Domains as Generic + Power Domains. + +endmenu diff --git a/drivers/pmdomain/amlogic/meson-ee-pwrc.c b/drivers/pmdomain/amlogic/meson-ee-pwrc.c index cfb796d40d9d..0dd71cd814c5 100644 --- a/drivers/pmdomain/amlogic/meson-ee-pwrc.c +++ b/drivers/pmdomain/amlogic/meson-ee-pwrc.c @@ -228,7 +228,7 @@ static struct meson_ee_pwrc_mem_domain sm1_pwrc_mem_audio[] = { static struct meson_ee_pwrc_mem_domain g12a_pwrc_mem_nna[] = { { G12A_HHI_NANOQ_MEM_PD_REG0, GENMASK(31, 0) }, - { G12A_HHI_NANOQ_MEM_PD_REG1, GENMASK(23, 0) }, + { G12A_HHI_NANOQ_MEM_PD_REG1, GENMASK(31, 0) }, }; #define VPU_PD(__name, __top_pd, __mem, __is_pwr_off, __resets, __clks) \ diff --git a/drivers/pmdomain/amlogic/meson-secure-pwrc.c b/drivers/pmdomain/amlogic/meson-secure-pwrc.c index 89c881c56cd7..4d5bda0d60fc 100644 --- a/drivers/pmdomain/amlogic/meson-secure-pwrc.c +++ b/drivers/pmdomain/amlogic/meson-secure-pwrc.c @@ -13,16 +13,19 @@ #include <dt-bindings/power/meson-a1-power.h> #include <dt-bindings/power/amlogic,c3-pwrc.h> #include <dt-bindings/power/meson-s4-power.h> +#include <dt-bindings/power/amlogic,t7-pwrc.h> #include <linux/arm-smccc.h> #include <linux/firmware/meson/meson_sm.h> #include <linux/module.h> #define PWRC_ON 1 #define PWRC_OFF 0 +#define PWRC_NO_PARENT UINT_MAX struct meson_secure_pwrc_domain { struct generic_pm_domain base; unsigned int index; + unsigned int parent; struct meson_secure_pwrc *pwrc; }; @@ -34,6 +37,7 @@ struct meson_secure_pwrc { struct meson_secure_pwrc_domain_desc { unsigned int index; + unsigned int parent; unsigned int flags; char *name; bool (*is_off)(struct meson_secure_pwrc_domain *pwrc_domain); @@ -90,8 +94,19 @@ static int meson_secure_pwrc_on(struct generic_pm_domain *domain) { \ .name = #__name, \ .index = PWRC_##__name##_ID, \ - .is_off = pwrc_secure_is_off, \ + .is_off = pwrc_secure_is_off, \ .flags = __flag, \ + .parent = PWRC_NO_PARENT, \ +} + +#define TOP_PD(__name, __flag, __parent) \ +[PWRC_##__name##_ID] = \ +{ \ + .name = #__name, \ + .index = PWRC_##__name##_ID, \ + .is_off = pwrc_secure_is_off, \ + .flags = __flag, \ + .parent = __parent, \ } static struct meson_secure_pwrc_domain_desc a1_pwrc_domains[] = { @@ -122,18 +137,19 @@ static struct meson_secure_pwrc_domain_desc a1_pwrc_domains[] = { }; static struct meson_secure_pwrc_domain_desc c3_pwrc_domains[] = { - SEC_PD(C3_NNA, 0), - SEC_PD(C3_AUDIO, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_SDIOA, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_EMMC, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_USB_COMB, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_SDCARD, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_ETH, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_GE2D, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_CVE, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_GDC_WRAP, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_ISP_TOP, GENPD_FLAG_ALWAYS_ON), - SEC_PD(C3_MIPI_ISP_WRAP, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_NNA, 0), + SEC_PD(C3_AUDIO, 0), + SEC_PD(C3_SDIOA, 0), + SEC_PD(C3_EMMC, 0), + SEC_PD(C3_USB_COMB, 0), + SEC_PD(C3_SDCARD, 0), + /* ETH is for ethernet online wakeup, and should be always on */ + SEC_PD(C3_ETH, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_GE2D, 0), + SEC_PD(C3_CVE, 0), + SEC_PD(C3_GDC_WRAP, 0), + SEC_PD(C3_ISP_TOP, 0), + SEC_PD(C3_MIPI_ISP_WRAP, 0), SEC_PD(C3_VCODEC, 0), }; @@ -149,6 +165,69 @@ static struct meson_secure_pwrc_domain_desc s4_pwrc_domains[] = { SEC_PD(S4_AUDIO, 0), }; +static struct meson_secure_pwrc_domain_desc t7_pwrc_domains[] = { + SEC_PD(T7_DSPA, 0), + SEC_PD(T7_DSPB, 0), + TOP_PD(T7_DOS_HCODEC, 0, PWRC_T7_NIC3_ID), + TOP_PD(T7_DOS_HEVC, 0, PWRC_T7_NIC3_ID), + TOP_PD(T7_DOS_VDEC, 0, PWRC_T7_NIC3_ID), + TOP_PD(T7_DOS_WAVE, 0, PWRC_T7_NIC3_ID), + SEC_PD(T7_VPU_HDMI, 0), + SEC_PD(T7_USB_COMB, 0), + SEC_PD(T7_PCIE, 0), + TOP_PD(T7_GE2D, 0, PWRC_T7_NIC3_ID), + /* SRAMA is used as ATF runtime memory, and should be always on */ + SEC_PD(T7_SRAMA, GENPD_FLAG_ALWAYS_ON), + /* SRAMB is used as ATF runtime memory, and should be always on */ + SEC_PD(T7_SRAMB, GENPD_FLAG_ALWAYS_ON), + SEC_PD(T7_HDMIRX, 0), + SEC_PD(T7_VI_CLK1, 0), + SEC_PD(T7_VI_CLK2, 0), + /* ETH is for ethernet online wakeup, and should be always on */ + SEC_PD(T7_ETH, GENPD_FLAG_ALWAYS_ON), + SEC_PD(T7_ISP, 0), + SEC_PD(T7_MIPI_ISP, 0), + TOP_PD(T7_GDC, 0, PWRC_T7_NIC3_ID), + TOP_PD(T7_DEWARP, 0, PWRC_T7_NIC3_ID), + SEC_PD(T7_SDIO_A, 0), + SEC_PD(T7_SDIO_B, 0), + SEC_PD(T7_EMMC, 0), + TOP_PD(T7_MALI_SC0, 0, PWRC_T7_NNA_TOP_ID), + TOP_PD(T7_MALI_SC1, 0, PWRC_T7_NNA_TOP_ID), + TOP_PD(T7_MALI_SC2, 0, PWRC_T7_NNA_TOP_ID), + TOP_PD(T7_MALI_SC3, 0, PWRC_T7_NNA_TOP_ID), + SEC_PD(T7_MALI_TOP, 0), + TOP_PD(T7_NNA_CORE0, 0, PWRC_T7_NNA_TOP_ID), + TOP_PD(T7_NNA_CORE1, 0, PWRC_T7_NNA_TOP_ID), + TOP_PD(T7_NNA_CORE2, 0, PWRC_T7_NNA_TOP_ID), + TOP_PD(T7_NNA_CORE3, 0, PWRC_T7_NNA_TOP_ID), + SEC_PD(T7_NNA_TOP, 0), + SEC_PD(T7_DDR0, GENPD_FLAG_ALWAYS_ON), + SEC_PD(T7_DDR1, GENPD_FLAG_ALWAYS_ON), + /* DMC0 is for DDR PHY ana/dig and DMC, and should be always on */ + SEC_PD(T7_DMC0, GENPD_FLAG_ALWAYS_ON), + /* DMC1 is for DDR PHY ana/dig and DMC, and should be always on */ + SEC_PD(T7_DMC1, GENPD_FLAG_ALWAYS_ON), + /* NOC is related to clk bus, and should be always on */ + SEC_PD(T7_NOC, GENPD_FLAG_ALWAYS_ON), + /* NIC is for the Arm NIC-400 interconnect, and should be always on */ + SEC_PD(T7_NIC2, GENPD_FLAG_ALWAYS_ON), + SEC_PD(T7_NIC3, 0), + /* CPU accesses the interleave data to the ddr need cci, and should be always on */ + SEC_PD(T7_CCI, GENPD_FLAG_ALWAYS_ON), + SEC_PD(T7_MIPI_DSI0, 0), + SEC_PD(T7_SPICC0, 0), + SEC_PD(T7_SPICC1, 0), + SEC_PD(T7_SPICC2, 0), + SEC_PD(T7_SPICC3, 0), + SEC_PD(T7_SPICC4, 0), + SEC_PD(T7_SPICC5, 0), + SEC_PD(T7_EDP0, 0), + SEC_PD(T7_EDP1, 0), + SEC_PD(T7_MIPI_DSI1, 0), + SEC_PD(T7_AUDIO, 0), +}; + static int meson_secure_pwrc_probe(struct platform_device *pdev) { int i; @@ -201,16 +280,29 @@ static int meson_secure_pwrc_probe(struct platform_device *pdev) dom->pwrc = pwrc; dom->index = match->domains[i].index; + dom->parent = match->domains[i].parent; dom->base.name = match->domains[i].name; dom->base.flags = match->domains[i].flags; dom->base.power_on = meson_secure_pwrc_on; dom->base.power_off = meson_secure_pwrc_off; + if (match->domains[i].is_off(dom) && (dom->base.flags & GENPD_FLAG_ALWAYS_ON)) + meson_secure_pwrc_on(&dom->base); + pm_genpd_init(&dom->base, NULL, match->domains[i].is_off(dom)); pwrc->xlate.domains[i] = &dom->base; } + for (i = 0; i < match->count; i++) { + struct meson_secure_pwrc_domain *dom = pwrc->domains; + + if (!match->domains[i].name || match->domains[i].parent == PWRC_NO_PARENT) + continue; + + pm_genpd_add_subdomain(&dom[dom[i].parent].base, &dom[i].base); + } + return of_genpd_add_provider_onecell(pdev->dev.of_node, &pwrc->xlate); } @@ -229,6 +321,11 @@ static struct meson_secure_pwrc_domain_data meson_secure_s4_pwrc_data = { .count = ARRAY_SIZE(s4_pwrc_domains), }; +static struct meson_secure_pwrc_domain_data amlogic_secure_t7_pwrc_data = { + .domains = t7_pwrc_domains, + .count = ARRAY_SIZE(t7_pwrc_domains), +}; + static const struct of_device_id meson_secure_pwrc_match_table[] = { { .compatible = "amlogic,meson-a1-pwrc", @@ -242,6 +339,10 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = { .compatible = "amlogic,meson-s4-pwrc", .data = &meson_secure_s4_pwrc_data, }, + { + .compatible = "amlogic,t7-pwrc", + .data = &amlogic_secure_t7_pwrc_data, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, meson_secure_pwrc_match_table); diff --git a/drivers/pmdomain/apple/Kconfig b/drivers/pmdomain/apple/Kconfig new file mode 100644 index 000000000000..12237cbcfaa9 --- /dev/null +++ b/drivers/pmdomain/apple/Kconfig @@ -0,0 +1,18 @@ +# SPDX-License-Identifier: GPL-2.0-only + +if ARCH_APPLE || COMPILE_TEST + +config APPLE_PMGR_PWRSTATE + bool "Apple SoC PMGR power state control" + depends on PM + select REGMAP + select MFD_SYSCON + select PM_GENERIC_DOMAINS + select RESET_CONTROLLER + default ARCH_APPLE + help + The PMGR block in Apple SoCs provides high-level power state + controls for SoC devices. This driver manages them through the + generic power domain framework, and also provides reset support. + +endif diff --git a/drivers/pmdomain/bcm/Kconfig b/drivers/pmdomain/bcm/Kconfig new file mode 100644 index 000000000000..b28c9f6d256b --- /dev/null +++ b/drivers/pmdomain/bcm/Kconfig @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: GPL-2.0-only +menu "Broadcom PM Domains" + +config BCM2835_POWER + bool "BCM2835 power domain driver" + depends on ARCH_BCM2835 || (COMPILE_TEST && OF) + default y if ARCH_BCM2835 + select PM_GENERIC_DOMAINS if PM + select RESET_CONTROLLER + help + This enables support for the BCM2835 power domains and reset + controller. Any usage of power domains by the Raspberry Pi + firmware means that Linux usage of the same power domain + must be accessed using the RASPBERRYPI_POWER driver + +config RASPBERRYPI_POWER + bool "Raspberry Pi power domain driver" + depends on ARCH_BCM2835 || (COMPILE_TEST && OF) + depends on RASPBERRYPI_FIRMWARE=y + select PM_GENERIC_DOMAINS if PM + help + This enables support for the RPi power domains which can be enabled + or disabled via the RPi firmware. + +config BCM_PMB + bool "Broadcom PMB (Power Management Bus) driver" + depends on ARCH_BCMBCA || (COMPILE_TEST && OF) + default ARCH_BCMBCA + select PM_GENERIC_DOMAINS if PM + help + This enables support for the Broadcom's PMB (Power Management Bus) that + is used for disabling and enabling SoC devices. + +config BCM63XX_POWER + bool "BCM63xx power domain driver" + depends on BMIPS_GENERIC || (COMPILE_TEST && OF) + select PM_GENERIC_DOMAINS if PM + help + This enables support for the BCM63xx power domains controller on + BCM6318, BCM6328, BCM6362 and BCM63268 SoCs. + +endmenu diff --git a/drivers/pmdomain/bcm/bcm2835-power.c b/drivers/pmdomain/bcm/bcm2835-power.c index 1a179d4e011c..d2f0233cb620 100644 --- a/drivers/pmdomain/bcm/bcm2835-power.c +++ b/drivers/pmdomain/bcm/bcm2835-power.c @@ -175,7 +175,7 @@ static int bcm2835_asb_control(struct bcm2835_power *power, u32 reg, bool enable } writel(PM_PASSWORD | val, base + reg); - while (readl(base + reg) & ASB_ACK) { + while (!!(readl(base + reg) & ASB_ACK) == enable) { cpu_relax(); if (ktime_get_ns() - start >= 1000) return -ETIMEDOUT; diff --git a/drivers/pmdomain/imx/Kconfig b/drivers/pmdomain/imx/Kconfig new file mode 100644 index 000000000000..00203615c65e --- /dev/null +++ b/drivers/pmdomain/imx/Kconfig @@ -0,0 +1,29 @@ +# SPDX-License-Identifier: GPL-2.0-only +menu "i.MX PM Domains" + +config IMX_GPCV2_PM_DOMAINS + bool "i.MX GPCv2 PM domains" + depends on ARCH_MXC || (COMPILE_TEST && OF) + depends on PM + select PM_GENERIC_DOMAINS + select REGMAP_MMIO + default y if SOC_IMX7D + +config IMX8M_BLK_CTRL + bool + default SOC_IMX8M && IMX_GPCV2_PM_DOMAINS + depends on PM_GENERIC_DOMAINS + depends on COMMON_CLK + +config IMX9_BLK_CTRL + bool + default SOC_IMX9 && IMX_GPCV2_PM_DOMAINS + depends on PM_GENERIC_DOMAINS + +config IMX_SCU_PD + bool "IMX SCU Power Domain driver" + depends on IMX_SCU + help + The System Controller Firmware (SCFW) based power domain driver. + +endmenu diff --git a/drivers/pmdomain/imx/gpc.c b/drivers/pmdomain/imx/gpc.c index 90a8b2c0676f..7d81e3171d39 100644 --- a/drivers/pmdomain/imx/gpc.c +++ b/drivers/pmdomain/imx/gpc.c @@ -7,9 +7,10 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/io.h> -#include <linux/of_device.h> +#include <linux/of.h> #include <linux/platform_device.h> #include <linux/pm_domain.h> +#include <linux/property.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> @@ -403,9 +404,7 @@ clk_err: static int imx_gpc_probe(struct platform_device *pdev) { - const struct of_device_id *of_id = - of_match_device(imx_gpc_dt_ids, &pdev->dev); - const struct imx_gpc_dt_data *of_id_data = of_id->data; + const struct imx_gpc_dt_data *of_id_data = device_get_match_data(&pdev->dev); struct device_node *pgc_node; struct regmap *regmap; void __iomem *base; @@ -498,6 +497,7 @@ static int imx_gpc_probe(struct platform_device *pdev) pd_pdev->dev.parent = &pdev->dev; pd_pdev->dev.of_node = np; + pd_pdev->dev.fwnode = of_fwnode_handle(np); ret = platform_device_add(pd_pdev); if (ret) { diff --git a/drivers/pmdomain/mediatek/Kconfig b/drivers/pmdomain/mediatek/Kconfig new file mode 100644 index 000000000000..21305c4f17fe --- /dev/null +++ b/drivers/pmdomain/mediatek/Kconfig @@ -0,0 +1,29 @@ +# SPDX-License-Identifier: GPL-2.0-only + +menu "MediaTek PM Domains" + depends on ARCH_MEDIATEK || COMPILE_TEST + +config MTK_SCPSYS + bool "MediaTek SCPSYS Support" + default ARCH_MEDIATEK + depends on OF + select REGMAP + select MTK_INFRACFG + select PM_GENERIC_DOMAINS if PM + help + Say yes here to add support for the MediaTek SCPSYS power domain + driver. + +config MTK_SCPSYS_PM_DOMAINS + bool "MediaTek SCPSYS generic power domain" + default ARCH_MEDIATEK + depends on PM + select PM_GENERIC_DOMAINS + select REGMAP + help + Say y here to enable power domain su |