diff options
68 files changed, 708 insertions, 494 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index ec1565dffa12..65db0c6d98ef 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2200,6 +2200,7 @@ F: Documentation/devicetree/bindings/timer/rda,8810pl-timer.txt ARM/REALTEK ARCHITECTURE M: Andreas Färber <afaerber@suse.de> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +L: linux-realtek-soc@lists.infradead.org (moderated for non-subscribers) S: Maintained F: arch/arm64/boot/dts/realtek/ F: Documentation/devicetree/bindings/arm/realtek.yaml @@ -11059,9 +11060,11 @@ F: drivers/media/radio/radio-miropcm20* MMP SUPPORT R: Lubomir Rintel <lkundrak@v3.sk> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) +T: git git://git.kernel.org/pub/scm/linux/kernel/git/lkundrak/linux-mmp.git S: Odd Fixes F: arch/arm/boot/dts/mmp* F: arch/arm/mach-mmp/ +F: linux/soc/mmp/ MMU GATHER AND TLB INVALIDATION M: Will Deacon <will@kernel.org> @@ -11908,6 +11911,8 @@ F: arch/arm/boot/dts/*am3* F: arch/arm/boot/dts/*am4* F: arch/arm/boot/dts/*am5* F: arch/arm/boot/dts/*dra7* +F: arch/arm/boot/dts/logicpd-som-lv* +F: arch/arm/boot/dts/logicpd-torpedo* OMAP DISPLAY SUBSYSTEM and FRAMEBUFFER SUPPORT (DSS2) L: linux-omap@vger.kernel.org diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5aed42e07a48..ba75e3661a41 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1357,7 +1357,7 @@ config ARCH_NR_GPIO int default 2048 if ARCH_SOCFPGA default 1024 if ARCH_BRCMSTB || ARCH_RENESAS || ARCH_TEGRA || \ - ARCH_ZYNQ + ARCH_ZYNQ || ARCH_ASPEED default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || \ SOC_DRA7XX || ARCH_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210 default 416 if ARCH_SUNXI diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h index 32edfadb1593..a6d4ee86ba54 100644 --- a/arch/arm/include/asm/hardware/cache-l2x0.h +++ b/arch/arm/include/asm/hardware/cache-l2x0.h @@ -118,6 +118,8 @@ #define L310_AUX_CTRL_STORE_LIMITATION BIT(11) /* R2P0+ */ #define L310_AUX_CTRL_EXCLUSIVE_CACHE BIT(12) #define L310_AUX_CTRL_ASSOCIATIVITY_16 BIT(16) +#define L310_AUX_CTRL_FWA_SHIFT 23 +#define L310_AUX_CTRL_FWA_MASK (3 << 23) #define L310_AUX_CTRL_CACHE_REPLACE_RR BIT(25) /* R2P0+ */ #define L310_AUX_CTRL_NS_LOCKDOWN BIT(26) #define L310_AUX_CTRL_NS_INT_CTRL BIT(27) diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig index 5e5f1fabc3d4..e4e25f287ad7 100644 --- a/arch/arm/mach-bcm/Kconfig +++ b/arch/arm/mach-bcm/Kconfig @@ -161,6 +161,8 @@ config ARCH_BCM2835 select GPIOLIB select ARM_AMBA select ARM_ERRATA_411920 if ARCH_MULTI_V6 + select ARM_GIC if ARCH_MULTI_V7 + select ZONE_DMA if ARCH_MULTI_V7 select ARM_TIMER_SP804 select HAVE_ARM_ARCH_TIMER if ARCH_MULTI_V7 select TIMER_OF @@ -169,7 +171,7 @@ config ARCH_BCM2835 select PINCTRL_BCM2835 select MFD_CORE help - This enables support for the Broadcom BCM2835 and BCM2836 SoCs. + This enables support for the Broadcom BCM2711 and BCM283x SoCs. This SoC is used in the Raspberry Pi and Roku 2 devices. config ARCH_BCM_53573 diff --git a/arch/arm/mach-bcm/Makefile b/arch/arm/mach-bcm/Makefile index b59c813b1af4..7baa8c9427d5 100644 --- a/arch/arm/mach-bcm/Makefile +++ b/arch/arm/mach-bcm/Makefile @@ -42,8 +42,9 @@ obj-$(CONFIG_ARCH_BCM_MOBILE_L2_CACHE) += kona_l2_cache.o obj-$(CONFIG_ARCH_BCM_MOBILE_SMC) += bcm_kona_smc.o # BCM2835 -obj-$(CONFIG_ARCH_BCM2835) += board_bcm2835.o ifeq ($(CONFIG_ARCH_BCM2835),y) +obj-y += board_bcm2835.o +obj-y += bcm2711.o ifeq ($(CONFIG_ARM),y) obj-$(CONFIG_SMP) += platsmp.o endif diff --git a/arch/arm/mach-bcm/bcm2711.c b/arch/arm/mach-bcm/bcm2711.c new file mode 100644 index 000000000000..dbe296798647 --- /dev/null +++ b/arch/arm/mach-bcm/bcm2711.c @@ -0,0 +1,24 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2019 Stefan Wahren + */ + +#include <linux/of_address.h> + +#include <asm/mach/arch.h> + +#include "platsmp.h" + +static const char * const bcm2711_compat[] = { +#ifdef CONFIG_ARCH_MULTI_V7 + "brcm,bcm2711", +#endif +}; + +DT_MACHINE_START(BCM2711, "BCM2711") +#ifdef CONFIG_ZONE_DMA + .dma_zone_size = SZ_1G, +#endif + .dt_compat = bcm2711_compat, + .smp = smp_ops(bcm2836_smp_ops), +MACHINE_END diff --git a/arch/arm/mach-bcm/bcm_kona_smc.c b/arch/arm/mach-bcm/bcm_kona_smc.c index 541e850a736c..43a16f922b53 100644 --- a/arch/arm/mach-bcm/bcm_kona_smc.c +++ b/arch/arm/mach-bcm/bcm_kona_smc.c @@ -140,7 +140,7 @@ static int bcm_kona_do_smc(u32 service_id, u32 buffer_phys) static void __bcm_kona_smc(void *info) { struct bcm_kona_smc_data *data = info; - u32 *args = bcm_smc_buffer; + u32 __iomem *args = bcm_smc_buffer; BUG_ON(smp_processor_id() != 0); BUG_ON(!args); diff --git a/arch/arm/mach-bcm/platsmp.c b/arch/arm/mach-bcm/platsmp.c index 47f8053d0240..21400b3fa5fe 100644 --- a/arch/arm/mach-bcm/platsmp.c +++ b/arch/arm/mach-bcm/platsmp.c @@ -22,6 +22,8 @@ #include <asm/smp_plat.h> #include <asm/smp_scu.h> +#include "platsmp.h" + /* Size of mapped Cortex A9 SCU address space */ #define CORTEX_A9_SCU_SIZE 0x58 diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 9dab1f50a02f..4ef56571145b 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -13,6 +13,7 @@ menuconfig ARCH_EXYNOS select ARM_AMBA select ARM_GIC select COMMON_CLK_SAMSUNG + select EXYNOS_ASV select EXYNOS_CHIPID select EXYNOS_THERMAL select EXYNOS_PMU diff --git a/arch/arm/mach-hisi/Kconfig b/arch/arm/mach-hisi/Kconfig index 98338a489921..3b010fe7c0e9 100644 --- a/arch/arm/mach-hisi/Kconfig +++ b/arch/arm/mach-hisi/Kconfig @@ -15,7 +15,6 @@ menu "Hisilicon platform type" config ARCH_HI3xxx bool "Hisilicon Hi36xx family" - depends on ARCH_MULTI_V7 select CACHE_L2X0 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP @@ -25,17 +24,15 @@ config ARCH_HI3xxx Support for Hisilicon Hi36xx SoC family config ARCH_HIP01 - bool "Hisilicon HIP01 family" - depends on ARCH_MULTI_V7 - select HAVE_ARM_SCU if SMP - select HAVE_ARM_TWD if SMP - select ARM_GLOBAL_TIMER - help - Support for Hisilicon HIP01 SoC family + bool "Hisilicon HIP01 family" + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select ARM_GLOBAL_TIMER + help + Support for Hisilicon HIP01 SoC family config ARCH_HIP04 bool "Hisilicon HiP04 Cortex A15 family" - depends on ARCH_MULTI_V7 select ARM_ERRATA_798181 if SMP select HAVE_ARM_ARCH_TIMER select MCPM if SMP @@ -46,7 +43,6 @@ config ARCH_HIP04 config ARCH_HIX5HD2 bool "Hisilicon X5HD2 family" - depends on ARCH_MULTI_V7 select CACHE_L2X0 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c index 777d8c255501..8fb68c0ec34c 100644 --- a/arch/arm/mach-imx/anatop.c +++ b/arch/arm/mach-imx/anatop.c @@ -19,8 +19,6 @@ #define ANADIG_REG_2P5 0x130 #define ANADIG_REG_CORE 0x140 #define ANADIG_ANA_MISC0 0x150 -#define ANADIG_USB1_CHRG_DETECT 0x1b0 -#define ANADIG_USB2_CHRG_DETECT 0x210 #define ANADIG_DIGPROG 0x260 #define ANADIG_DIGPROG_IMX6SL 0x280 #define ANADIG_DIGPROG_IMX7D 0x800 @@ -33,8 +31,6 @@ #define BM_ANADIG_ANA_MISC0_STOP_MODE_CONFIG 0x1000 /* Below MISC0_DISCON_HIGH_SNVS is only for i.MX6SL */ #define BM_ANADIG_ANA_MISC0_DISCON_HIGH_SNVS 0x2000 -#define BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B 0x80000 -#define BM_ANADIG_USB_CHRG_DETECT_EN_B 0x100000 static struct regmap *anatop; @@ -96,16 +92,6 @@ void imx_anatop_post_resume(void) } -static void imx_anatop_usb_chrg_detect_disable(void) -{ - regmap_write(anatop, ANADIG_USB1_CHRG_DETECT, - BM_ANADIG_USB_CHRG_DETECT_EN_B - | BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B); - regmap_write(anatop, ANADIG_USB2_CHRG_DETECT, - BM_ANADIG_USB_CHRG_DETECT_EN_B | - BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B); -} - void __init imx_init_revision_from_anatop(void) { struct device_node *np; @@ -171,10 +157,6 @@ void __init imx_init_revision_from_anatop(void) void __init imx_anatop_init(void) { anatop = syscon_regmap_lookup_by_compatible("fsl,imx6q-anatop"); - if (IS_ERR(anatop)) { + if (IS_ERR(anatop)) pr_err("%s: failed to find imx6q-anatop regmap!\n", __func__); - return; - } - - imx_anatop_usb_chrg_detect_disable(); } diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c index 0b137eeffb61..d8118031c51f 100644 --- a/arch/arm/mach-imx/cpu.c +++ b/arch/arm/mach-imx/cpu.c @@ -1,15 +1,20 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/err.h> +#include <linux/mfd/syscon.h> #include <linux/module.h> #include <linux/io.h> #include <linux/of.h> #include <linux/of_address.h> +#include <linux/regmap.h> #include <linux/slab.h> #include <linux/sys_soc.h> #include "hardware.h" #include "common.h" +#define OCOTP_UID_H 0x420 +#define OCOTP_UID_L 0x410 + unsigned int __mxc_cpu_type; static unsigned int imx_soc_revision; @@ -76,9 +81,13 @@ void __init imx_aips_allow_unprivileged_access( struct device * __init imx_soc_device_init(void) { struct soc_device_attribute *soc_dev_attr; + const char *ocotp_compat = NULL; struct soc_device *soc_dev; struct device_node *root; + struct regmap *ocotp; const char *soc_id; + u64 soc_uid = 0; + u32 val; int ret; soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); @@ -119,30 +128,39 @@ struct device * __init imx_soc_device_init(void) soc_id = "i.MX53"; break; case MXC_CPU_IMX6SL: + ocotp_compat = "fsl,imx6sl-ocotp"; soc_id = "i.MX6SL"; break; case MXC_CPU_IMX6DL: + ocotp_compat = "fsl,imx6q-ocotp"; soc_id = "i.MX6DL"; break; case MXC_CPU_IMX6SX: + ocotp_compat = "fsl,imx6sx-ocotp"; soc_id = "i.MX6SX"; break; case MXC_CPU_IMX6Q: + ocotp_compat = "fsl,imx6q-ocotp"; soc_id = "i.MX6Q"; break; case MXC_CPU_IMX6UL: + ocotp_compat = "fsl,imx6ul-ocotp"; soc_id = "i.MX6UL"; break; case MXC_CPU_IMX6ULL: + ocotp_compat = "fsl,imx6ul-ocotp"; soc_id = "i.MX6ULL"; break; case MXC_CPU_IMX6ULZ: + ocotp_compat = "fsl,imx6ul-ocotp"; soc_id = "i.MX6ULZ"; break; case MXC_CPU_IMX6SLL: + ocotp_compat = "fsl,imx6sll-ocotp"; soc_id = "i.MX6SLL"; break; case MXC_CPU_IMX7D: + ocotp_compat = "fsl,imx7d-ocotp"; soc_id = "i.MX7D"; break; case MXC_CPU_IMX7ULP: @@ -153,18 +171,36 @@ struct device * __init imx_soc_device_init(void) } soc_dev_attr->soc_id = soc_id; + if (ocotp_compat) { + ocotp = syscon_regmap_lookup_by_compatible(ocotp_compat); + if (IS_ERR(ocotp)) + pr_err("%s: failed to find %s regmap!\n", __func__, ocotp_compat); + + regmap_read(ocotp, OCOTP_UID_H, &val); + soc_uid = val; + regmap_read(ocotp, OCOTP_UID_L, &val); + soc_uid <<= 32; + soc_uid |= val; + } + soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%d.%d", (imx_soc_revision >> 4) & 0xf, imx_soc_revision & 0xf); if (!soc_dev_attr->revision) goto free_soc; + soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", soc_uid); + if (!soc_dev_attr->serial_number) + goto free_rev; + soc_dev = soc_device_register(soc_dev_attr); if (IS_ERR(soc_dev)) - goto free_rev; + goto free_serial_number; return soc_device_to_device(soc_dev); +free_serial_number: + kfree(soc_dev_attr->serial_number); free_rev: kfree(soc_dev_attr->revision); free_soc: diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c index 089d11ffaa3e..82e22398d43d 100644 --- a/arch/arm/mach-imx/hotplug.c +++ b/arch/arm/mach-imx/hotplug.c @@ -6,32 +6,12 @@ #include <linux/errno.h> #include <linux/jiffies.h> +#include <asm/cacheflush.h> #include <asm/cp15.h> #include <asm/proc-fns.h> #include "common.h" -static inline void cpu_enter_lowpower(void) -{ - unsigned int v; - - asm volatile( - "mcr p15, 0, %1, c7, c5, 0\n" - " mcr p15, 0, %1, c7, c10, 4\n" - /* - * Turn off coherency - */ - " mrc p15, 0, %0, c1, c0, 1\n" - " bic %0, %0, %3\n" - " mcr p15, 0, %0, c1, c0, 1\n" - " mrc p15, 0, %0, c1, c0, 0\n" - " bic %0, %0, %2\n" - " mcr p15, 0, %0, c1, c0, 0\n" - : "=&r" (v) - : "r" (0), "Ir" (CR_C), "Ir" (0x40) - : "cc"); -} - /* * platform-specific code to shutdown a CPU * @@ -39,7 +19,7 @@ static inline void cpu_enter_lowpower(void) */ void imx_cpu_die(unsigned int cpu) { - cpu_enter_lowpower(); + v7_exit_coherency_flush(louis); /* * We use the cpu jumping argument register to sync with * imx_cpu_kill() which is running on cpu0 and waiting for diff --git a/arch/arm/mach-mmp/Kconfig b/arch/arm/mach-mmp/Kconfig index 0440109e973b..b58a03b18bde 100644 --- a/arch/arm/mach-mmp/Kconfig +++ b/arch/arm/mach-mmp/Kconfig @@ -1,13 +1,13 @@ # SPDX-License-Identifier: GPL-2.0-only menuconfig ARCH_MMP - bool "Marvell PXA168/910/MMP2" + bool "Marvell PXA168/910/MMP2/MMP3" depends on ARCH_MULTI_V5 || ARCH_MULTI_V7 select GPIO_PXA select GPIOLIB select PINCTRL select PLAT_PXA help - Support for Marvell's PXA168/PXA910(MMP) and MMP2 processor line. + Support for Marvell's PXA168/PXA910(MMP), MMP2, and MMP3 processor lines. if ARCH_MMP @@ -129,6 +129,24 @@ config MACH_MMP2_DT Include support for Marvell MMP2 based platforms using the device tree. +config MACH_MMP3_DT + bool "Support MMP3 (ARMv7) platforms" + depends on ARCH_MULTI_V7 + select ARM_GIC + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if SMP + select CACHE_L2X0 + select PINCTRL + select PINCTRL_SINGLE + select ARCH_HAS_RESET_CONTROLLER + select CPU_PJ4B + select PM_GENERIC_DOMAINS if PM + select PM_GENERIC_DOMAINS_OF if PM && OF + help + Say 'Y' here if you want to include support for platforms + with Marvell MMP3 processor, also known as PXA2128 or + Armada 620. + endmenu config CPU_PXA168 diff --git a/arch/arm/mach-mmp/Makefile b/arch/arm/mach-mmp/Makefile index 8f267c7bc6e8..7b3a7f979eec 100644 --- a/arch/arm/mach-mmp/Makefile +++ b/arch/arm/mach-mmp/Makefile @@ -22,6 +22,9 @@ ifeq ($(CONFIG_PM),y) obj-$(CONFIG_CPU_PXA910) += pm-pxa910.o obj-$(CONFIG_CPU_MMP2) += pm-mmp2.o endif +ifeq ($(CONFIG_SMP),y) +obj-$(CONFIG_MACH_MMP3_DT) += platsmp.o +endif # board support obj-$(CONFIG_MACH_ASPENITE) += aspenite.o @@ -34,5 +37,6 @@ obj-$(CONFIG_MACH_FLINT) += flint.o obj-$(CONFIG_MACH_MARVELL_JASPER) += jasper.o obj-$(CONFIG_MACH_MMP_DT) += mmp-dt.o obj-$(CONFIG_MACH_MMP2_DT) += mmp2-dt.o +obj-$(CONFIG_MACH_MMP3_DT) += mmp3.o obj-$(CONFIG_MACH_TETON_BGA) += teton_bga.o obj-$(CONFIG_MACH_GPLUGD) += gplugd.o diff --git a/arch/arm/mach-mmp/addr-map.h b/arch/arm/mach-mmp/addr-map.h index 25edf6a92276..3dc2f0b0ecba 100644 --- a/arch/arm/mach-mmp/addr-map.h +++ b/arch/arm/mach-mmp/addr-map.h @@ -20,6 +20,10 @@ #define AXI_VIRT_BASE IOMEM(0xfe200000) #define AXI_PHYS_SIZE 0x00200000 +#define PGU_PHYS_BASE 0xe0000000 +#define PGU_VIRT_BASE IOMEM(0xfe400000) +#define PGU_PHYS_SIZE 0x00100000 + /* Static Memory Controller - Chip Select 0 and 1 */ #define SMC_CS0_PHYS_BASE 0x80000000 #define SMC_CS0_PHYS_SIZE 0x10000000 @@ -38,4 +42,7 @@ #define CIU_VIRT_BASE (AXI_VIRT_BASE + 0x82c00) #define CIU_REG(x) (CIU_VIRT_BASE + (x)) +#define SCU_VIRT_BASE (PGU_VIRT_BASE) +#define SCU_REG(x) (SCU_VIRT_BASE + (x)) + #endif /* __ASM_MACH_ADDR_MAP_H */ diff --git a/arch/arm/mach-mmp/common.c b/arch/arm/mach-mmp/common.c index 6684abc7708b..e94349d4726c 100644 --- a/arch/arm/mach-mmp/common.c +++ b/arch/arm/mach-mmp/common.c @@ -13,11 +13,11 @@ #include <asm/mach/map.h> #include <asm/system_misc.h> #include "addr-map.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "common.h" -#define MMP_CHIPID (AXI_VIRT_BASE + 0x82c00) +#define MMP_CHIPID CIU_REG(0x00) unsigned int mmp_chip_id; EXPORT_SYMBOL(mmp_chip_id); @@ -36,6 +36,15 @@ static struct map_desc standard_io_desc[] __initdata = { }, }; +static struct map_desc mmp2_io_desc[] __initdata = { + { + .pfn = __phys_to_pfn(PGU_PHYS_BASE), + .virtual = (unsigned long)PGU_VIRT_BASE, + .length = PGU_PHYS_SIZE, + .type = MT_DEVICE, + }, +}; + void __init mmp_map_io(void) { iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); @@ -44,6 +53,12 @@ void __init mmp_map_io(void) mmp_chip_id = __raw_readl(MMP_CHIPID); } +void __init mmp2_map_io(void) +{ + mmp_map_io(); + iotable_init(mmp2_io_desc, ARRAY_SIZE(mmp2_io_desc)); +} + void mmp_restart(enum reboot_mode mode, const char *cmd) { soft_restart(0); diff --git a/arch/arm/mach-mmp/common.h b/arch/arm/mach-mmp/common.h index 483b8b6d3005..ed56b3f15b45 100644 --- a/arch/arm/mach-mmp/common.h +++ b/arch/arm/mach-mmp/common.h @@ -5,4 +5,5 @@ extern void mmp_timer_init(int irq, unsigned long rate); extern void __init mmp_map_io(void); +extern void __init mmp2_map_io(void); extern void mmp_restart(enum reboot_mode, const char *); diff --git a/arch/arm/mach-mmp/devices.c b/arch/arm/mach-mmp/devices.c index 130c1a603ba2..18bee66a671f 100644 --- a/arch/arm/mach-mmp/devices.c +++ b/arch/arm/mach-mmp/devices.c @@ -11,7 +11,7 @@ #include <asm/irq.h> #include "irqs.h" #include "devices.h" -#include "cputype.h" +#include <linux/soc/mmp/cputype.h> #include "regs-usb.h" int __init pxa_register_device(struct pxa_device_desc *desc, diff --git a/arch/arm/mach-mmp/mmp-dt.c b/arch/arm/mach-mmp/mmp-dt.c index 35559792d5cc..91214996acec 100644 --- a/ |