forked from luck/tmp_suning_uos_patched
7ffdc70e14
Remove unused <mach/hardware.h> on EMEV2. Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
212 lines
5.0 KiB
C
212 lines
5.0 KiB
C
/*
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* Emma Mobile EV2 processor support
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*
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* Copyright (C) 2012 Magnus Damm
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/platform_device.h>
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#include <linux/platform_data/gpio-em.h>
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#include <linux/of_platform.h>
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#include <linux/delay.h>
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#include <linux/input.h>
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#include <linux/io.h>
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#include <linux/irqchip/arm-gic.h>
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#include <mach/common.h>
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#include <mach/emev2.h>
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#include <mach/irqs.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/time.h>
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static struct map_desc emev2_io_desc[] __initdata = {
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#ifdef CONFIG_SMP
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/* 2M mapping for SCU + L2 controller */
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{
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.virtual = 0xf0000000,
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.pfn = __phys_to_pfn(0x1e000000),
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.length = SZ_2M,
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.type = MT_DEVICE
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},
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#endif
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};
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void __init emev2_map_io(void)
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{
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iotable_init(emev2_io_desc, ARRAY_SIZE(emev2_io_desc));
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}
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/* UART */
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static struct resource uart0_resources[] = {
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DEFINE_RES_MEM(0xe1020000, 0x38),
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DEFINE_RES_IRQ(40),
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};
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static struct resource uart1_resources[] = {
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DEFINE_RES_MEM(0xe1030000, 0x38),
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DEFINE_RES_IRQ(41),
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};
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static struct resource uart2_resources[] = {
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DEFINE_RES_MEM(0xe1040000, 0x38),
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DEFINE_RES_IRQ(42),
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};
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static struct resource uart3_resources[] = {
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DEFINE_RES_MEM(0xe1050000, 0x38),
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DEFINE_RES_IRQ(43),
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};
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#define emev2_register_uart(idx) \
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platform_device_register_simple("serial8250-em", idx, \
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uart##idx##_resources, \
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ARRAY_SIZE(uart##idx##_resources))
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/* STI */
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static struct resource sti_resources[] = {
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DEFINE_RES_MEM(0xe0180000, 0x54),
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DEFINE_RES_IRQ(157),
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};
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#define emev2_register_sti() \
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platform_device_register_simple("em_sti", 0, \
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sti_resources, \
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ARRAY_SIZE(sti_resources))
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/* GIO */
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static struct gpio_em_config gio0_config = {
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.gpio_base = 0,
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.irq_base = EMEV2_GPIO_IRQ(0),
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.number_of_pins = 32,
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};
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static struct resource gio0_resources[] = {
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DEFINE_RES_MEM(0xe0050000, 0x2c),
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DEFINE_RES_MEM(0xe0050040, 0x20),
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DEFINE_RES_IRQ(99),
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DEFINE_RES_IRQ(100),
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};
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static struct gpio_em_config gio1_config = {
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.gpio_base = 32,
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.irq_base = EMEV2_GPIO_IRQ(32),
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.number_of_pins = 32,
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};
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static struct resource gio1_resources[] = {
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DEFINE_RES_MEM(0xe0050080, 0x2c),
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DEFINE_RES_MEM(0xe00500c0, 0x20),
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DEFINE_RES_IRQ(101),
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DEFINE_RES_IRQ(102),
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};
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static struct gpio_em_config gio2_config = {
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.gpio_base = 64,
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.irq_base = EMEV2_GPIO_IRQ(64),
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.number_of_pins = 32,
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};
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static struct resource gio2_resources[] = {
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DEFINE_RES_MEM(0xe0050100, 0x2c),
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DEFINE_RES_MEM(0xe0050140, 0x20),
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DEFINE_RES_IRQ(103),
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DEFINE_RES_IRQ(104),
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};
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static struct gpio_em_config gio3_config = {
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.gpio_base = 96,
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.irq_base = EMEV2_GPIO_IRQ(96),
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.number_of_pins = 32,
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};
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static struct resource gio3_resources[] = {
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DEFINE_RES_MEM(0xe0050180, 0x2c),
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DEFINE_RES_MEM(0xe00501c0, 0x20),
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DEFINE_RES_IRQ(105),
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DEFINE_RES_IRQ(106),
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};
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static struct gpio_em_config gio4_config = {
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.gpio_base = 128,
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.irq_base = EMEV2_GPIO_IRQ(128),
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.number_of_pins = 31,
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};
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static struct resource gio4_resources[] = {
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DEFINE_RES_MEM(0xe0050200, 0x2c),
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DEFINE_RES_MEM(0xe0050240, 0x20),
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DEFINE_RES_IRQ(107),
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DEFINE_RES_IRQ(108),
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};
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#define emev2_register_gio(idx) \
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platform_device_register_resndata(&platform_bus, "em_gio", \
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idx, gio##idx##_resources, \
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ARRAY_SIZE(gio##idx##_resources), \
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&gio##idx##_config, \
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sizeof(struct gpio_em_config))
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static struct resource pmu_resources[] = {
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DEFINE_RES_IRQ(152),
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DEFINE_RES_IRQ(153),
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};
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#define emev2_register_pmu() \
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platform_device_register_simple("arm-pmu", -1, \
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pmu_resources, \
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ARRAY_SIZE(pmu_resources))
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void __init emev2_add_standard_devices(void)
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{
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emev2_clock_init();
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emev2_register_uart(0);
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emev2_register_uart(1);
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emev2_register_uart(2);
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emev2_register_uart(3);
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emev2_register_sti();
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emev2_register_gio(0);
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emev2_register_gio(1);
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emev2_register_gio(2);
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emev2_register_gio(3);
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emev2_register_gio(4);
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emev2_register_pmu();
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}
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void __init emev2_init_delay(void)
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{
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shmobile_setup_delay(533, 1, 3); /* Cortex-A9 @ 533MHz */
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}
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#ifdef CONFIG_USE_OF
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static const char *emev2_boards_compat_dt[] __initdata = {
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"renesas,emev2",
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NULL,
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};
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DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)")
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.smp = smp_ops(emev2_smp_ops),
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.map_io = emev2_map_io,
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.init_early = emev2_init_delay,
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.dt_compat = emev2_boards_compat_dt,
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MACHINE_END
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#endif /* CONFIG_USE_OF */
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