diff options
Diffstat (limited to 'arch/arm/mach-socfpga/socfpga.c')
| -rw-r--r-- | arch/arm/mach-socfpga/socfpga.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/arch/arm/mach-socfpga/socfpga.c b/arch/arm/mach-socfpga/socfpga.c index 6732924a5fe..adbf38314ca 100644 --- a/arch/arm/mach-socfpga/socfpga.c +++ b/arch/arm/mach-socfpga/socfpga.c @@ -14,13 +14,13 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#include <linux/dw_apb_timer.h> +#include <linux/irqchip.h> #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <linux/reboot.h> #include <asm/hardware/cache-l2x0.h> -#include <asm/hardware/gic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -29,6 +29,7 @@ void __iomem *socfpga_scu_base_addr = ((void __iomem *)(SOCFPGA_SCU_VIRT_BASE)); void __iomem *sys_manager_base_addr; void __iomem *rst_manager_base_addr; +unsigned long cpu1start_addr; static struct map_desc scu_io_desc __initdata = { .virtual = SOCFPGA_SCU_VIRT_BASE, @@ -62,53 +63,52 @@ static void __init socfpga_map_io(void) early_printk("Early printk initialized\n"); } -const static struct of_device_id irq_match[] = { - { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, - {} -}; - void __init socfpga_sysmgr_init(void) { struct device_node *np; np = of_find_compatible_node(NULL, NULL, "altr,sys-mgr"); + + if (of_property_read_u32(np, "cpu1-start-addr", + (u32 *) &cpu1start_addr)) + pr_err("SMP: Need cpu1-start-addr in device tree.\n"); + sys_manager_base_addr = of_iomap(np, 0); np = of_find_compatible_node(NULL, NULL, "altr,rst-mgr"); rst_manager_base_addr = of_iomap(np, 0); } -static void __init gic_init_irq(void) +static void __init socfpga_init_irq(void) { - of_irq_init(irq_match); + irqchip_init(); socfpga_sysmgr_init(); } -static void socfpga_cyclone5_restart(char mode, const char *cmd) +static void socfpga_cyclone5_restart(enum reboot_mode mode, const char *cmd) { - /* TODO: */ -} + u32 temp; -static void __init socfpga_cyclone5_init(void) -{ - l2x0_of_init(0, ~0UL); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); - socfpga_init_clocks(); + temp = readl(rst_manager_base_addr + SOCFPGA_RSTMGR_CTRL); + + if (mode == REBOOT_HARD) + temp |= RSTMGR_CTRL_SWCOLDRSTREQ; + else + temp |= RSTMGR_CTRL_SWWARMRSTREQ; + writel(temp, rst_manager_base_addr + SOCFPGA_RSTMGR_CTRL); } static const char *altera_dt_match[] = { "altr,socfpga", - "altr,socfpga-cyclone5", NULL }; DT_MACHINE_START(SOCFPGA, "Altera SOCFPGA") + .l2c_aux_val = 0, + .l2c_aux_mask = ~0, .smp = smp_ops(socfpga_smp_ops), .map_io = socfpga_map_io, - .init_irq = gic_init_irq, - .handle_irq = gic_handle_irq, - .timer = &dw_apb_timer, - .init_machine = socfpga_cyclone5_init, + .init_irq = socfpga_init_irq, .restart = socfpga_cyclone5_restart, .dt_compat = altera_dt_match, MACHINE_END |