--- zzzz-none-000/linux-3.10.107/arch/arm/mach-shmobile/setup-emev2.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/arch/arm/mach-shmobile/setup-emev2.c 2021-02-04 17:41:59.000000000 +0000 @@ -11,41 +11,17 @@ * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include +#include #include #include #include -#include +#include "common.h" static struct map_desc emev2_io_desc[] __initdata = { #ifdef CONFIG_SMP - /* 128K entity map for 0xe0100000 (SMU) */ - { - .virtual = 0xe0100000, - .pfn = __phys_to_pfn(0xe0100000), - .length = SZ_128K, - .type = MT_DEVICE - }, /* 2M mapping for SCU + L2 controller */ { .virtual = 0xf0000000, @@ -56,407 +32,22 @@ #endif }; -void __init emev2_map_io(void) +static void __init emev2_map_io(void) { iotable_init(emev2_io_desc, ARRAY_SIZE(emev2_io_desc)); } -/* UART */ -static struct resource uart0_resources[] = { - [0] = { - .start = 0xe1020000, - .end = 0xe1020037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 40, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device uart0_device = { - .name = "serial8250-em", - .id = 0, - .num_resources = ARRAY_SIZE(uart0_resources), - .resource = uart0_resources, -}; - -static struct resource uart1_resources[] = { - [0] = { - .start = 0xe1030000, - .end = 0xe1030037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 41, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device uart1_device = { - .name = "serial8250-em", - .id = 1, - .num_resources = ARRAY_SIZE(uart1_resources), - .resource = uart1_resources, -}; - -static struct resource uart2_resources[] = { - [0] = { - .start = 0xe1040000, - .end = 0xe1040037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 42, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device uart2_device = { - .name = "serial8250-em", - .id = 2, - .num_resources = ARRAY_SIZE(uart2_resources), - .resource = uart2_resources, -}; - -static struct resource uart3_resources[] = { - [0] = { - .start = 0xe1050000, - .end = 0xe1050037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 43, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device uart3_device = { - .name = "serial8250-em", - .id = 3, - .num_resources = ARRAY_SIZE(uart3_resources), - .resource = uart3_resources, -}; - -/* STI */ -static struct resource sti_resources[] = { - [0] = { - .name = "STI", - .start = 0xe0180000, - .end = 0xe0180053, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 157, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device sti_device = { - .name = "em_sti", - .id = 0, - .resource = sti_resources, - .num_resources = ARRAY_SIZE(sti_resources), -}; - - -/* GIO */ -static struct gpio_em_config gio0_config = { - .gpio_base = 0, - .irq_base = EMEV2_GPIO_IRQ(0), - .number_of_pins = 32, -}; - -static struct resource gio0_resources[] = { - [0] = { - .name = "GIO_000", - .start = 0xe0050000, - .end = 0xe005002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_000", - .start = 0xe0050040, - .end = 0xe005005f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 99, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 100, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio0_device = { - .name = "em_gio", - .id = 0, - .resource = gio0_resources, - .num_resources = ARRAY_SIZE(gio0_resources), - .dev = { - .platform_data = &gio0_config, - }, -}; - -static struct gpio_em_config gio1_config = { - .gpio_base = 32, - .irq_base = EMEV2_GPIO_IRQ(32), - .number_of_pins = 32, -}; - -static struct resource gio1_resources[] = { - [0] = { - .name = "GIO_032", - .start = 0xe0050080, - .end = 0xe00500ab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_032", - .start = 0xe00500c0, - .end = 0xe00500df, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 101, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 102, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio1_device = { - .name = "em_gio", - .id = 1, - .resource = gio1_resources, - .num_resources = ARRAY_SIZE(gio1_resources), - .dev = { - .platform_data = &gio1_config, - }, -}; - -static struct gpio_em_config gio2_config = { - .gpio_base = 64, - .irq_base = EMEV2_GPIO_IRQ(64), - .number_of_pins = 32, -}; - -static struct resource gio2_resources[] = { - [0] = { - .name = "GIO_064", - .start = 0xe0050100, - .end = 0xe005012b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_064", - .start = 0xe0050140, - .end = 0xe005015f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 103, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 104, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio2_device = { - .name = "em_gio", - .id = 2, - .resource = gio2_resources, - .num_resources = ARRAY_SIZE(gio2_resources), - .dev = { - .platform_data = &gio2_config, - }, -}; - -static struct gpio_em_config gio3_config = { - .gpio_base = 96, - .irq_base = EMEV2_GPIO_IRQ(96), - .number_of_pins = 32, -}; - -static struct resource gio3_resources[] = { - [0] = { - .name = "GIO_096", - .start = 0xe0050180, - .end = 0xe00501ab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_096", - .start = 0xe00501c0, - .end = 0xe00501df, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 105, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 106, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio3_device = { - .name = "em_gio", - .id = 3, - .resource = gio3_resources, - .num_resources = ARRAY_SIZE(gio3_resources), - .dev = { - .platform_data = &gio3_config, - }, -}; - -static struct gpio_em_config gio4_config = { - .gpio_base = 128, - .irq_base = EMEV2_GPIO_IRQ(128), - .number_of_pins = 31, -}; - -static struct resource gio4_resources[] = { - [0] = { - .name = "GIO_128", - .start = 0xe0050200, - .end = 0xe005022b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_128", - .start = 0xe0050240, - .end = 0xe005025f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 107, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 108, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio4_device = { - .name = "em_gio", - .id = 4, - .resource = gio4_resources, - .num_resources = ARRAY_SIZE(gio4_resources), - .dev = { - .platform_data = &gio4_config, - }, -}; - -static struct resource pmu_resources[] = { - [0] = { - .start = 152, - .end = 152, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = 153, - .end = 153, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device pmu_device = { - .name = "arm-pmu", - .id = -1, - .num_resources = ARRAY_SIZE(pmu_resources), - .resource = pmu_resources, -}; - -static struct platform_device *emev2_early_devices[] __initdata = { - &uart0_device, - &uart1_device, - &uart2_device, - &uart3_device, -}; - -static struct platform_device *emev2_late_devices[] __initdata = { - &sti_device, - &gio0_device, - &gio1_device, - &gio2_device, - &gio3_device, - &gio4_device, - &pmu_device, -}; - -void __init emev2_add_standard_devices(void) -{ - emev2_clock_init(); - - platform_add_devices(emev2_early_devices, - ARRAY_SIZE(emev2_early_devices)); - - platform_add_devices(emev2_late_devices, - ARRAY_SIZE(emev2_late_devices)); -} - -static void __init emev2_init_delay(void) -{ - shmobile_setup_delay(533, 1, 3); /* Cortex-A9 @ 533MHz */ -} - -void __init emev2_add_early_devices(void) -{ - emev2_init_delay(); - - early_platform_add_devices(emev2_early_devices, - ARRAY_SIZE(emev2_early_devices)); - - /* setup early console here as well */ - shmobile_setup_console(); -} - -void __init emev2_init_irq(void) -{ - void __iomem *gic_dist_base; - void __iomem *gic_cpu_base; - - /* Static mappings, never released */ - gic_dist_base = ioremap(0xe0028000, PAGE_SIZE); - gic_cpu_base = ioremap(0xe0020000, PAGE_SIZE); - BUG_ON(!gic_dist_base || !gic_cpu_base); - - /* Use GIC to handle interrupts */ - gic_init(0, 29, gic_dist_base, gic_cpu_base); -} - -#ifdef CONFIG_USE_OF -static const struct of_dev_auxdata emev2_auxdata_lookup[] __initconst = { - { } -}; - -static void __init emev2_add_standard_devices_dt(void) -{ - of_platform_populate(NULL, of_default_bus_match_table, - emev2_auxdata_lookup, NULL); -} - -static const char *emev2_boards_compat_dt[] __initdata = { +static const char *const emev2_boards_compat_dt[] __initconst = { "renesas,emev2", NULL, }; +extern struct smp_operations emev2_smp_ops; + DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)") .smp = smp_ops(emev2_smp_ops), - .init_early = emev2_init_delay, - .nr_irqs = NR_IRQS_LEGACY, - .init_irq = irqchip_init, - .init_machine = emev2_add_standard_devices_dt, + .map_io = emev2_map_io, + .init_early = shmobile_init_delay, + .init_late = shmobile_init_late, .dt_compat = emev2_boards_compat_dt, MACHINE_END - -#endif /* CONFIG_USE_OF */