diff options
Diffstat (limited to 'arch/arm/mach-tegra/tegra.c')
| -rw-r--r-- | arch/arm/mach-tegra/tegra.c | 69 |
1 files changed, 21 insertions, 48 deletions
diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c index 649e9e8c7bcc..9ef1dfa7b926 100644 --- a/arch/arm/mach-tegra/tegra.c +++ b/arch/arm/mach-tegra/tegra.c @@ -1,19 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * NVIDIA Tegra SoC device tree board support * * Copyright (C) 2011, 2013, NVIDIA Corporation * Copyright (C) 2010 Secret Lab Technologies, Ltd. * Copyright (C) 2010 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * 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/clk.h> @@ -28,28 +19,28 @@ #include <linux/of_fdt.h> #include <linux/of.h> #include <linux/of_platform.h> -#include <linux/pda_power.h> #include <linux/platform_device.h> #include <linux/serial_8250.h> #include <linux/slab.h> #include <linux/sys_soc.h> #include <linux/usb/tegra_usb_phy.h> +#include <linux/firmware/trusted_foundations.h> + #include <soc/tegra/fuse.h> #include <soc/tegra/pmc.h> +#include <asm/firmware.h> #include <asm/hardware/cache-l2x0.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach-types.h> +#include <asm/psci.h> #include <asm/setup.h> -#include <asm/trusted_foundations.h> #include "board.h" #include "common.h" -#include "cpuidle.h" #include "iomap.h" -#include "irq.h" #include "pm.h" #include "reset.h" #include "sleep.h" @@ -74,6 +65,7 @@ static void __init tegra_init_early(void) { of_register_trusted_foundations(); tegra_cpu_reset_handler_init(); + call_firmware_op(l2x0_init); } static void __init tegra_dt_init_irq(void) @@ -84,46 +76,27 @@ static void __init tegra_dt_init_irq(void) static void __init tegra_dt_init(void) { - struct soc_device_attribute *soc_dev_attr; - struct soc_device *soc_dev; - struct device *parent = NULL; - - soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); - if (!soc_dev_attr) - goto out; - - soc_dev_attr->family = kasprintf(GFP_KERNEL, "Tegra"); - soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%d", - tegra_sku_info.revision); - soc_dev_attr->soc_id = kasprintf(GFP_KERNEL, "%u", tegra_get_chip_id()); - - soc_dev = soc_device_register(soc_dev_attr); - if (IS_ERR(soc_dev)) { - kfree(soc_dev_attr->family); - kfree(soc_dev_attr->revision); - kfree(soc_dev_attr->soc_id); - kfree(soc_dev_attr); - goto out; - } - - parent = soc_device_to_device(soc_dev); - - /* - * Finished with the static registrations now; fill in the missing - * devices - */ -out: + struct device *parent = tegra_soc_device_register(); + of_platform_default_populate(NULL, NULL, parent); } static void __init tegra_dt_init_late(void) { - tegra_init_suspend(); - tegra_cpuidle_init(); - if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC) && of_machine_is_compatible("compal,paz00")) tegra_paz00_wifikill_init(); + + if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC) && + of_machine_is_compatible("nvidia,tegra20")) + platform_device_register_simple("tegra20-cpufreq", -1, NULL, 0); + + if (IS_ENABLED(CONFIG_ARM_TEGRA_CPUIDLE) && !psci_smp_available()) + platform_device_register_simple("tegra-cpuidle", -1, NULL, 0); + + if (IS_ENABLED(CONFIG_ARCH_TEGRA_3x_SOC) && + of_machine_is_compatible("nvidia,tegra30")) + platform_device_register_simple("tegra20-cpufreq", -1, NULL, 0); } static const char * const tegra_dt_board_compat[] = { @@ -135,8 +108,8 @@ static const char * const tegra_dt_board_compat[] = { }; DT_MACHINE_START(TEGRA_DT, "NVIDIA Tegra SoC (Flattened Device Tree)") - .l2c_aux_val = 0x3c400001, - .l2c_aux_mask = 0xc20fc3fe, + .l2c_aux_val = 0x3c400000, + .l2c_aux_mask = 0xc20fc3ff, .smp = smp_ops(tegra_smp_ops), .map_io = tegra_map_common_io, .init_early = tegra_init_early, |