diff options
Diffstat (limited to 'arch/arm/mach-tegra/tegra.c')
| -rw-r--r-- | arch/arm/mach-tegra/tegra.c | 113 |
1 files changed, 51 insertions, 62 deletions
diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c index 0d1e4128d46..15ac9fcc96b 100644 --- a/arch/arm/mach-tegra/tegra.c +++ b/arch/arm/mach-tegra/tegra.c @@ -16,7 +16,6 @@ * */ -#include <linux/clocksource.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> @@ -29,56 +28,65 @@ #include <linux/of_fdt.h> #include <linux/of_platform.h> #include <linux/pda_power.h> -#include <linux/platform_data/tegra_usb.h> #include <linux/io.h> #include <linux/slab.h> #include <linux/sys_soc.h> #include <linux/usb/tegra_usb_phy.h> #include <linux/clk/tegra.h> +#include <linux/irqchip.h> +#include <asm/hardware/cache-l2x0.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/setup.h> +#include <asm/trusted_foundations.h> +#include "apbio.h" #include "board.h" #include "common.h" +#include "cpuidle.h" #include "fuse.h" #include "iomap.h" +#include "irq.h" +#include "pmc.h" +#include "pm.h" +#include "reset.h" +#include "sleep.h" -static struct tegra_ehci_platform_data tegra_ehci1_pdata = { - .operating_mode = TEGRA_USB_OTG, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; - -static struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config = { - .reset_gpio = -1, - .clk = "cdev2", -}; - -static struct tegra_ehci_platform_data tegra_ehci2_pdata = { - .phy_config = &tegra_ehci2_ulpi_phy_config, - .operating_mode = TEGRA_USB_HOST, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, +/* + * Storage for debug-macro.S's state. + * + * This must be in .data not .bss so that it gets initialized each time the + * kernel is loaded. The data is declared here rather than debug-macro.S so + * that multiple inclusions of debug-macro.S point at the same data. + */ +u32 tegra_uart_config[3] = { + /* Debug UART initialization required */ + 1, + /* Debug UART physical address */ + 0, + /* Debug UART virtual address */ + 0, }; -static struct tegra_ehci_platform_data tegra_ehci3_pdata = { - .operating_mode = TEGRA_USB_HOST, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; +static void __init tegra_init_early(void) +{ + of_register_trusted_foundations(); + tegra_apb_io_init(); + tegra_init_fuse(); + tegra_cpu_reset_handler_init(); + tegra_powergate_init(); + tegra_hotplug_init(); +} -static struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = { - OF_DEV_AUXDATA("nvidia,tegra20-ehci", 0xC5000000, "tegra-ehci.0", - &tegra_ehci1_pdata), - OF_DEV_AUXDATA("nvidia,tegra20-ehci", 0xC5004000, "tegra-ehci.1", - &tegra_ehci2_pdata), - OF_DEV_AUXDATA("nvidia,tegra20-ehci", 0xC5008000, "tegra-ehci.2", - &tegra_ehci3_pdata), - {} -}; +static void __init tegra_dt_init_irq(void) +{ + tegra_pmc_init_irq(); + tegra_init_irq(); + irqchip_init(); + tegra_legacy_irq_syscore_init(); +} static void __init tegra_dt_init(void) { @@ -86,6 +94,8 @@ static void __init tegra_dt_init(void) struct soc_device *soc_dev; struct device *parent = NULL; + tegra_pmc_init(); + tegra_clocks_apply_init_table(); soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); @@ -112,30 +122,7 @@ static void __init tegra_dt_init(void) * devices */ out: - of_platform_populate(NULL, of_default_bus_match_table, - tegra20_auxdata_lookup, parent); -} - -static void __init trimslice_init(void) -{ -#ifdef CONFIG_TEGRA_PCI - int ret; - - ret = tegra_pcie_init(true, true); - if (ret) - pr_err("tegra_pci_init() failed: %d\n", ret); -#endif -} - -static void __init harmony_init(void) -{ -#ifdef CONFIG_TEGRA_PCI - int ret; - - ret = harmony_pcie_init(); - if (ret) - pr_err("harmony_pcie_init() failed: %d\n", ret); -#endif + of_platform_populate(NULL, of_default_bus_match_table, NULL, parent); } static void __init paz00_init(void) @@ -148,8 +135,6 @@ static struct { char *machine; void (*init)(void); } board_init_funcs[] = { - { "compulab,trimslice", trimslice_init }, - { "nvidia,harmony", harmony_init }, { "compal,paz00", paz00_init }, }; @@ -157,7 +142,9 @@ static void __init tegra_dt_init_late(void) { int i; - tegra_init_late(); + tegra_init_suspend(); + tegra_cpuidle_init(); + tegra_powergate_debugfs_init(); for (i = 0; i < ARRAY_SIZE(board_init_funcs); i++) { if (of_machine_is_compatible(board_init_funcs[i].machine)) { @@ -168,6 +155,7 @@ static void __init tegra_dt_init_late(void) } static const char * const tegra_dt_board_compat[] = { + "nvidia,tegra124", "nvidia,tegra114", "nvidia,tegra30", "nvidia,tegra20", @@ -175,13 +163,14 @@ static const char * const tegra_dt_board_compat[] = { }; DT_MACHINE_START(TEGRA_DT, "NVIDIA Tegra SoC (Flattened Device Tree)") - .map_io = tegra_map_common_io, + .l2c_aux_val = 0x3c400001, + .l2c_aux_mask = 0xc20fc3fe, .smp = smp_ops(tegra_smp_ops), + .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_dt_init_irq, - .init_time = clocksource_of_init, .init_machine = tegra_dt_init, .init_late = tegra_dt_init_late, - .restart = tegra_assert_system_reset, + .restart = tegra_pmc_restart, .dt_compat = tegra_dt_board_compat, MACHINE_END |