ARM: tegra11x: Define ncpu residency for 2 clusters
[linux-3.10.git] / arch / arm / mach-shmobile / board-kzm9g-reference.c
1 /*
2  * KZM-A9-GT board support - Reference Device Tree Implementation
3  *
4  * Copyright (C) 2012   Horms Solutions Ltd.
5  *
6  * Based on board-kzm9g.c
7  * Copyright (C) 2012   Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; version 2 of the License.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
21  */
22
23 #include <linux/delay.h>
24 #include <linux/gpio.h>
25 #include <linux/io.h>
26 #include <linux/irq.h>
27 #include <linux/irqchip.h>
28 #include <linux/input.h>
29 #include <linux/of_platform.h>
30 #include <linux/pinctrl/machine.h>
31 #include <linux/pinctrl/pinconf-generic.h>
32 #include <mach/sh73a0.h>
33 #include <mach/common.h>
34 #include <asm/hardware/cache-l2x0.h>
35 #include <asm/mach-types.h>
36 #include <asm/mach/arch.h>
37
38 static unsigned long pin_pullup_conf[] = {
39         PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 0),
40 };
41
42 static const struct pinctrl_map kzm_pinctrl_map[] = {
43         PIN_MAP_MUX_GROUP_DEFAULT("e6826000.i2c", "pfc-sh73a0",
44                                   "i2c3_1", "i2c3"),
45         /* MMCIF */
46         PIN_MAP_MUX_GROUP_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
47                                   "mmc0_data8_0", "mmc0"),
48         PIN_MAP_MUX_GROUP_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
49                                   "mmc0_ctrl_0", "mmc0"),
50         PIN_MAP_CONFIGS_PIN_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
51                                     "PORT279", pin_pullup_conf),
52         PIN_MAP_CONFIGS_GROUP_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
53                                       "mmc0_data8_0", pin_pullup_conf),
54         /* SCIFA4 */
55         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
56                                   "scifa4_data", "scifa4"),
57         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
58                                   "scifa4_ctrl", "scifa4"),
59         /* SDHI0 */
60         PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
61                                   "sdhi0_data4", "sdhi0"),
62         PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
63                                   "sdhi0_ctrl", "sdhi0"),
64         PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
65                                   "sdhi0_cd", "sdhi0"),
66         PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
67                                   "sdhi0_wp", "sdhi0"),
68         /* SDHI2 */
69         PIN_MAP_MUX_GROUP_DEFAULT("ee140000.sdhi", "pfc-sh73a0",
70                                   "sdhi2_data4", "sdhi2"),
71         PIN_MAP_MUX_GROUP_DEFAULT("ee140000.sdhi", "pfc-sh73a0",
72                                   "sdhi2_ctrl", "sdhi2"),
73 };
74
75 static void __init kzm_init(void)
76 {
77         sh73a0_add_standard_devices_dt();
78         pinctrl_register_mappings(kzm_pinctrl_map, ARRAY_SIZE(kzm_pinctrl_map));
79         sh73a0_pinmux_init();
80
81         /* enable SD */
82         gpio_request(GPIO_FN_SDHI0_VCCQ_MC0_ON, NULL);
83         gpio_request_one(15, GPIOF_OUT_INIT_HIGH, NULL); /* power */
84
85         gpio_request_one(14, GPIOF_OUT_INIT_HIGH, NULL); /* power */
86
87 #ifdef CONFIG_CACHE_L2X0
88         /* Early BRESP enable, Shared attribute override enable, 64K*8way */
89         l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
90 #endif
91 }
92
93 static const char *kzm9g_boards_compat_dt[] __initdata = {
94         "renesas,kzm9g-reference",
95         NULL,
96 };
97
98 DT_MACHINE_START(KZM9G_DT, "kzm9g-reference")
99         .smp            = smp_ops(sh73a0_smp_ops),
100         .map_io         = sh73a0_map_io,
101         .init_early     = sh73a0_init_delay,
102         .nr_irqs        = NR_IRQS_LEGACY,
103         .init_irq       = irqchip_init,
104         .init_machine   = kzm_init,
105         .init_time      = shmobile_timer_init,
106         .dt_compat      = kzm9g_boards_compat_dt,
107 MACHINE_END