F: arch/arm/mach-berlin/
F: arch/arm64/boot/dts/synaptics/
-ARM/TANGO ARCHITECTURE
-M: Marc Gonzalez <marc.w.gonzalez@free.fr>
-M: Mans Rullgard <mans@mansr.com>
-L: linux-arm-kernel@lists.infradead.org
-S: Odd Fixes
-N: tango
-
ARM/TECHNOLOGIC SYSTEMS TS7250 MACHINE SUPPORT
M: Lennert Buytenhek <kernel@wantstofly.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
source "arch/arm/mach-sunxi/Kconfig"
-source "arch/arm/mach-tango/Kconfig"
-
source "arch/arm/mach-tegra/Kconfig"
source "arch/arm/mach-u300/Kconfig"
machine-$(CONFIG_ARCH_STI) += sti
machine-$(CONFIG_ARCH_STM32) += stm32
machine-$(CONFIG_ARCH_SUNXI) += sunxi
-machine-$(CONFIG_ARCH_TANGO) += tango
machine-$(CONFIG_ARCH_TEGRA) += tegra
machine-$(CONFIG_ARCH_U300) += u300
machine-$(CONFIG_ARCH_U8500) += ux500
sun9i-a80-cubieboard4.dtb
dtb-$(CONFIG_MACH_SUNIV) += \
suniv-f1c100s-licheepi-nano.dtb
-dtb-$(CONFIG_ARCH_TANGO) += \
- tango4-vantage-1172.dtb
dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += \
tegra20-acer-a500-picasso.dtb \
tegra20-harmony.dtb \
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Based on Mans Rullgard's Tango3 DT
- * https://github.com/mansr/linux-tangox
- */
-
-#include <dt-bindings/interrupt-controller/arm-gic.h>
-
-#define CPU_CLK 0
-#define SYS_CLK 1
-#define USB_CLK 2
-#define SDIO_CLK 3
-
-/ {
- interrupt-parent = <&gic>;
- #address-cells = <1>;
- #size-cells = <1>;
-
- periph_clk: periph_clk {
- compatible = "fixed-factor-clock";
- clocks = <&clkgen CPU_CLK>;
- clock-mult = <1>;
- clock-div = <2>;
- #clock-cells = <0>;
- };
-
- mpcore {
- compatible = "simple-bus";
- ranges = <0x00000000 0x20000000 0x2000>;
- #address-cells = <1>;
- #size-cells = <1>;
-
- scu@0 {
- compatible = "arm,cortex-a9-scu";
- reg = <0x0 0x100>;
- };
-
- twd@600 {
- compatible = "arm,cortex-a9-twd-timer";
- reg = <0x600 0x10>;
- interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
- clocks = <&periph_clk>;
- always-on;
- };
-
- gic: interrupt-controller@1000 {
- compatible = "arm,cortex-a9-gic";
- #interrupt-cells = <3>;
- interrupt-controller;
- reg = <0x1000 0x1000>, <0x100 0x100>;
- };
- };
-
- l2cc: cache-controller@20100000 {
- compatible = "arm,pl310-cache";
- reg = <0x20100000 0x1000>;
- cache-level = <2>;
- cache-unified;
- };
-
- soc {
- compatible = "simple-bus";
- interrupt-parent = <&irq0>;
- #address-cells = <1>;
- #size-cells = <1>;
- ranges;
-
- xtal: xtal {
- compatible = "fixed-clock";
- clock-frequency = <27000000>;
- #clock-cells = <0>;
- };
-
- clkgen: clkgen@10000 {
- compatible = "sigma,tango4-clkgen";
- reg = <0x10000 0x100>;
- clocks = <&xtal>;
- #clock-cells = <1>;
- };
-
- tick-counter@10048 {
- compatible = "sigma,tick-counter";
- reg = <0x10048 0x4>;
- clocks = <&xtal>;
- };
-
- uart: serial@10700 {
- compatible = "ralink,rt2880-uart", "ns16550a";
- reg = <0x10700 0x30>;
- interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
- clock-frequency = <7372800>;
- reg-shift = <2>;
- };
-
- watchdog@1fd00 {
- compatible = "sigma,smp8759-wdt";
- reg = <0x1fd00 8>;
- clocks = <&xtal>;
- };
-
- mmc0: mmc@21000 {
- compatible = "arasan,sdhci-8.9a";
- reg = <0x21000 0x200>;
- clock-names = "clk_xin", "clk_ahb";
- clocks = <&clkgen SDIO_CLK>, <&clkgen SYS_CLK>;
- interrupts = <60 IRQ_TYPE_LEVEL_HIGH>;
- };
-
- mmc1: mmc@21200 {
- compatible = "arasan,sdhci-8.9a";
- reg = <0x21200 0x200>;
- clock-names = "clk_xin", "clk_ahb";
- clocks = <&clkgen SDIO_CLK>, <&clkgen SYS_CLK>;
- interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
- };
-
- usb0: usb@21400 {
- compatible = "chipidea,usb2";
- reg = <0x21400 0x200>;
- interrupts = <40 IRQ_TYPE_LEVEL_HIGH>;
- phys = <&usb0_phy>;
- phy-names = "usb-phy";
- };
-
- usb0_phy: phy@21700 {
- compatible = "sigma,smp8642-usb-phy";
- reg = <0x21700 0x100>;
- #phy-cells = <0>;
- clocks = <&clkgen USB_CLK>;
- };
-
- usb1: usb@25400 {
- compatible = "chipidea,usb2";
- reg = <0x25400 0x200>;
- interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
- phys = <&usb1_phy>;
- phy-names = "usb-phy";
- };
-
- usb1_phy: phy@25700 {
- compatible = "sigma,smp8642-usb-phy";
- reg = <0x25700 0x100>;
- #phy-cells = <0>;
- clocks = <&clkgen USB_CLK>;
- };
-
- eth0: ethernet@26000 {
- compatible = "sigma,smp8734-ethernet";
- reg = <0x26000 0x800>;
- interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&clkgen SYS_CLK>;
- };
-
- intc: interrupt-controller@6e000 {
- compatible = "sigma,smp8642-intc";
- reg = <0x6e000 0x400>;
- ranges = <0 0x6e000 0x400>;
- interrupt-parent = <&gic>;
- #address-cells = <1>;
- #size-cells = <1>;
-
- irq0: irq0@0 {
- reg = <0x000 0x100>;
- interrupt-controller;
- #interrupt-cells = <2>;
- interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
- };
-
- irq1: irq1@100 {
- reg = <0x100 0x100>;
- interrupt-controller;
- #interrupt-cells = <2>;
- interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
- };
-
- irq2: irq2@300 {
- reg = <0x300 0x100>;
- interrupt-controller;
- #interrupt-cells = <2>;
- interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
- };
- };
- };
-};
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-#include "tango4-common.dtsi"
-
-/ {
- cpus {
- #address-cells = <1>;
- #size-cells = <0>;
- enable-method = "sigma,tango4-smp";
-
- cpu0: cpu@0 {
- compatible = "arm,cortex-a9";
- next-level-cache = <&l2cc>;
- device_type = "cpu";
- reg = <0>;
- clocks = <&clkgen CPU_CLK>;
- clock-latency = <1>;
- };
-
- cpu1: cpu@1 {
- compatible = "arm,cortex-a9";
- next-level-cache = <&l2cc>;
- device_type = "cpu";
- reg = <1>;
- };
- };
-
- pmu {
- compatible = "arm,cortex-a9-pmu";
- interrupt-affinity = <&cpu0>, <&cpu1>;
- interrupts =
- <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
- };
-
- soc {
- cpu_temp: thermal@920100 {
- #thermal-sensor-cells = <0>;
- compatible = "sigma,smp8758-thermal";
- reg = <0x920100 12>;
- };
- };
-
- thermal-zones {
- cpu_thermal: cpu-thermal {
- polling-delay = <997>; /* milliseconds */
- polling-delay-passive = <499>; /* milliseconds */
- thermal-sensors = <&cpu_temp>;
- trips {
- cpu_critical {
- temperature = <120000>;
- hysteresis = <2500>;
- type = "critical";
- };
- };
- };
- };
-};
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-/dts-v1/;
-
-#include "tango4-smp8758.dtsi"
-
-/ {
- model = "Sigma Designs SMP8758 Vantage-1172 Rev E1";
- compatible = "sigma,vantage-1172", "sigma,smp8758", "sigma,tango4";
-
- aliases {
- serial = &uart;
- eth0 = ð0;
- };
-
- memory@80000000 {
- device_type = "memory";
- reg = <0x80000000 0x80000000>; /* 2 GB */
- };
-
- chosen {
- stdout-path = "serial:115200n8";
- };
-};
-
-ð0 {
- phy-connection-type = "rgmii-id";
- phy-handle = <ð0_phy>;
- #address-cells = <1>;
- #size-cells = <0>;
-
- /* Atheros AR8035 */
- eth0_phy: ethernet-phy@4 {
- compatible = "ethernet-phy-id004d.d072",
- "ethernet-phy-ieee802.3-c22";
- interrupts = <37 IRQ_TYPE_EDGE_RISING>;
- reg = <4>;
- };
-};
-
-&mmc1 {
- non-removable; /* eMMC */
-};
+++ /dev/null
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_NO_HZ_IDLE=y
-CONFIG_HIGH_RES_TIMERS=y
-# CONFIG_COMPAT_BRK is not set
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODVERSIONS=y
-CONFIG_ARCH_TANGO=y
-# CONFIG_ARM_ERRATA_643719 is not set
-CONFIG_SMP=y
-CONFIG_PREEMPT=y
-CONFIG_HZ_300=y
-CONFIG_AEABI=y
-CONFIG_HIGHMEM=y
-# CONFIG_ATAGS is not set
-CONFIG_ARM_APPENDED_DTB=y
-CONFIG_ARM_ATAG_DTB_COMPAT=y
-CONFIG_CPU_FREQ=y
-CONFIG_CPU_FREQ_GOV_ONDEMAND=y
-CONFIG_CPUFREQ_DT=y
-CONFIG_VFP=y
-CONFIG_NEON=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_IPV6 is not set
-CONFIG_DEVTMPFS=y
-CONFIG_DEVTMPFS_MOUNT=y
-CONFIG_MTD=y
-CONFIG_MTD_TESTS=m
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_RAW_NAND=y
-CONFIG_MTD_NAND_TANGO=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_NETDEVICES=y
-CONFIG_NET_VENDOR_AURORA=y
-CONFIG_AURORA_NB8800=y
-CONFIG_AT803X_PHY=y
-# CONFIG_WLAN is not set
-# CONFIG_INPUT_MOUSEDEV is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_SERIO is not set
-CONFIG_SERIAL_8250=y
-# CONFIG_SERIAL_8250_DEPRECATED_OPTIONS is not set
-CONFIG_SERIAL_8250_CONSOLE=y
-CONFIG_SERIAL_8250_RT288X=y
-CONFIG_SERIAL_OF_PLATFORM=y
-# CONFIG_HW_RANDOM is not set
-CONFIG_I2C=y
-CONFIG_I2C_XLR=y
-CONFIG_GPIOLIB=y
-CONFIG_THERMAL=y
-CONFIG_CPU_THERMAL=y
-CONFIG_TANGO_THERMAL=y
-CONFIG_WATCHDOG=y
-CONFIG_TANGOX_WATCHDOG=y
-CONFIG_FB=y
-# CONFIG_HID is not set
-# CONFIG_USB_HID is not set
-CONFIG_USB=y
-CONFIG_USB_EHCI_HCD=y
-CONFIG_USB_STORAGE=y
-CONFIG_USB_CHIPIDEA=y
-CONFIG_USB_CHIPIDEA_HOST=y
-CONFIG_MMC=y
-CONFIG_MMC_SDHCI=y
-CONFIG_MMC_SDHCI_PLTFM=y
-CONFIG_MMC_SDHCI_OF_ARASAN=y
-CONFIG_DMADEVICES=y
-CONFIG_EXT4_FS=y
-CONFIG_FUSE_FS=m
-CONFIG_VFAT_FS=m
-CONFIG_TMPFS=y
-CONFIG_NFS_FS=y
-# CONFIG_NFS_V2 is not set
-CONFIG_ROOT_NFS=y
-CONFIG_NLS_CODEPAGE_437=m
-CONFIG_NLS_ISO8859_1=m
-CONFIG_NLS_UTF8=m
-CONFIG_PRINTK_TIME=y
-# CONFIG_CRYPTO_ECHAINIV is not set
+++ /dev/null
-# SPDX-License-Identifier: GPL-2.0
-config ARCH_TANGO
- bool "Sigma Designs Tango4 (SMP87xx)"
- depends on ARCH_MULTI_V7
- # Cortex-A9 MPCore r3p0, PL310 r3p2
- select ARM_ERRATA_754322
- select ARM_ERRATA_764369 if SMP
- select ARM_ERRATA_775420
- select ARM_GIC
- select CLKSRC_TANGO_XTAL
- select HAVE_ARM_SCU
- select HAVE_ARM_TWD
- select TANGO_IRQ
+++ /dev/null
-# SPDX-License-Identifier: GPL-2.0
-obj-y += setup.o smc.o
-obj-$(CONFIG_SMP) += platsmp.o
-obj-$(CONFIG_SUSPEND) += pm.o
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-#include <linux/delay.h>
-#include <linux/init.h>
-#include <linux/smp.h>
-#include "smc.h"
-
-static int tango_boot_secondary(unsigned int cpu, struct task_struct *idle)
-{
- tango_set_aux_boot_addr(__pa_symbol(secondary_startup));
- tango_start_aux_core(cpu);
- return 0;
-}
-
-#ifdef CONFIG_HOTPLUG_CPU
-/*
- * cpu_kill() and cpu_die() run concurrently on different cores.
- * Firmware will only "kill" a core once it has properly "died".
- * Try a few times to kill a core before giving up, and sleep
- * between tries to give that core enough time to die.
- */
-static int tango_cpu_kill(unsigned int cpu)
-{
- int i, err;
-
- for (i = 0; i < 10; ++i) {
- msleep(10);
- err = tango_aux_core_kill(cpu);
- if (!err)
- return true;
- }
-
- return false;
-}
-
-static void tango_cpu_die(unsigned int cpu)
-{
- while (tango_aux_core_die(cpu) < 0)
- cpu_relax();
-
- panic("cpu %d failed to die\n", cpu);
-}
-#endif
-
-static const struct smp_operations tango_smp_ops __initconst = {
- .smp_boot_secondary = tango_boot_secondary,
-#ifdef CONFIG_HOTPLUG_CPU
- .cpu_kill = tango_cpu_kill,
- .cpu_die = tango_cpu_die,
-#endif
-};
-
-CPU_METHOD_OF_DECLARE(tango4_smp, "sigma,tango4-smp", &tango_smp_ops);
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-#include <linux/init.h>
-#include <linux/suspend.h>
-#include <asm/suspend.h>
-#include "smc.h"
-#include "pm.h"
-
-static int tango_pm_powerdown(unsigned long arg)
-{
- tango_suspend(__pa_symbol(cpu_resume));
-
- return -EIO; /* tango_suspend has failed */
-}
-
-static int tango_pm_enter(suspend_state_t state)
-{
- if (state == PM_SUSPEND_MEM)
- return cpu_suspend(0, tango_pm_powerdown);
-
- return -EINVAL;
-}
-
-static const struct platform_suspend_ops tango_pm_ops = {
- .enter = tango_pm_enter,
- .valid = suspend_valid_only_mem,
-};
-
-void __init tango_pm_init(void)
-{
- suspend_set_ops(&tango_pm_ops);
-}
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-
-#ifdef CONFIG_SUSPEND
-void __init tango_pm_init(void);
-#else
-#define tango_pm_init NULL
-#endif
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-#include <asm/mach/arch.h>
-#include <asm/hardware/cache-l2x0.h>
-#include "smc.h"
-#include "pm.h"
-
-static void tango_l2c_write(unsigned long val, unsigned int reg)
-{
- if (reg == L2X0_CTRL)
- tango_set_l2_control(val);
-}
-
-static const char *const tango_dt_compat[] = { "sigma,tango4", NULL };
-
-DT_MACHINE_START(TANGO_DT, "Sigma Tango DT")
- .dt_compat = tango_dt_compat,
- .l2c_aux_mask = ~0,
- .l2c_write_sec = tango_l2c_write,
- .init_late = tango_pm_init,
-MACHINE_END
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-#include <linux/linkage.h>
-
- .arch armv7-a
- .arch_extension sec
-ENTRY(tango_smc)
- push {lr}
- mov ip, r1
- dsb /* This barrier is probably unnecessary */
- smc #0
- pop {pc}
-ENDPROC(tango_smc)
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-extern int tango_smc(unsigned int val, unsigned int service);
-
-#define tango_set_l2_control(val) tango_smc(val, 0x102)
-#define tango_start_aux_core(val) tango_smc(val, 0x104)
-#define tango_set_aux_boot_addr(val) tango_smc(val, 0x105)
-#define tango_suspend(val) tango_smc(val, 0x120)
-#define tango_aux_core_die(val) tango_smc(val, 0x121)
-#define tango_aux_core_kill(val) tango_smc(val, 0x122)
will be called xilinx_i2c.
config I2C_XLR
- tristate "Netlogic XLR and Sigma Designs I2C support"
- depends on CPU_XLR || ARCH_TANGO || COMPILE_TEST
+ tristate "Netlogic XLR I2C support"
+ depends on CPU_XLR || COMPILE_TEST
help
This driver enables support for the on-chip I2C interface of
the Netlogic XLR/XLS MIPS processors and Sigma Designs SOCs.
projects / linux.git / commitdiff