~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/arch/arm/mach-sa1100/cerf.c

Version: ~ [ linux-5.15-rc1 ] ~ [ linux-5.14.5 ] ~ [ linux-5.13.18 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.66 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.147 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.206 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.246 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.282 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.283 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.18.140 ] ~ [ linux-3.16.85 ] ~ [ linux-3.14.79 ] ~ [ linux-3.12.74 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  * linux/arch/arm/mach-sa1100/cerf.c
  3  *
  4  * This program is free software; you can redistribute it and/or modify
  5  * it under the terms of the GNU General Public License version 2 as
  6  * published by the Free Software Foundation.
  7  *
  8  * Apr-2003 : Removed some old PDA crud [FB]
  9  * Oct-2003 : Added uart2 resource [FB]
 10  * Jan-2004 : Removed io map for flash [FB]
 11  */
 12 
 13 #include <linux/init.h>
 14 #include <linux/kernel.h>
 15 #include <linux/tty.h>
 16 #include <linux/platform_data/sa11x0-serial.h>
 17 #include <linux/platform_device.h>
 18 #include <linux/irq.h>
 19 #include <linux/mtd/mtd.h>
 20 #include <linux/mtd/partitions.h>
 21 #include <linux/gpio.h>
 22 #include <linux/leds.h>
 23 
 24 #include <mach/hardware.h>
 25 #include <asm/setup.h>
 26 
 27 #include <asm/mach-types.h>
 28 #include <asm/mach/arch.h>
 29 #include <asm/mach/flash.h>
 30 #include <asm/mach/map.h>
 31 
 32 #include <mach/cerf.h>
 33 #include <linux/platform_data/mfd-mcp-sa11x0.h>
 34 #include <mach/irqs.h>
 35 #include "generic.h"
 36 
 37 static struct resource cerfuart2_resources[] = {
 38         [0] = DEFINE_RES_MEM(0x80030000, SZ_64K),
 39 };
 40 
 41 static struct platform_device cerfuart2_device = {
 42         .name           = "sa11x0-uart",
 43         .id             = 2,
 44         .num_resources  = ARRAY_SIZE(cerfuart2_resources),
 45         .resource       = cerfuart2_resources,
 46 };
 47 
 48 /* LEDs */
 49 struct gpio_led cerf_gpio_leds[] = {
 50         {
 51                 .name                   = "cerf:d0",
 52                 .default_trigger        = "heartbeat",
 53                 .gpio                   = 0,
 54         },
 55         {
 56                 .name                   = "cerf:d1",
 57                 .default_trigger        = "cpu0",
 58                 .gpio                   = 1,
 59         },
 60         {
 61                 .name                   = "cerf:d2",
 62                 .default_trigger        = "default-on",
 63                 .gpio                   = 2,
 64         },
 65         {
 66                 .name                   = "cerf:d3",
 67                 .default_trigger        = "default-on",
 68                 .gpio                   = 3,
 69         },
 70 
 71 };
 72 
 73 static struct gpio_led_platform_data cerf_gpio_led_info = {
 74         .leds           = cerf_gpio_leds,
 75         .num_leds       = ARRAY_SIZE(cerf_gpio_leds),
 76 };
 77 
 78 static struct platform_device cerf_leds = {
 79         .name   = "leds-gpio",
 80         .id     = -1,
 81         .dev    = {
 82                 .platform_data  = &cerf_gpio_led_info,
 83         }
 84 };
 85 
 86 
 87 static struct platform_device *cerf_devices[] __initdata = {
 88         &cerfuart2_device,
 89         &cerf_leds,
 90 };
 91 
 92 #ifdef CONFIG_SA1100_CERF_FLASH_32MB
 93 #  define CERF_FLASH_SIZE       0x02000000
 94 #elif defined CONFIG_SA1100_CERF_FLASH_16MB
 95 #  define CERF_FLASH_SIZE       0x01000000
 96 #elif defined CONFIG_SA1100_CERF_FLASH_8MB
 97 #  define CERF_FLASH_SIZE       0x00800000
 98 #else
 99 #  error "Undefined flash size for CERF"
100 #endif
101 
102 static struct mtd_partition cerf_partitions[] = {
103         {
104                 .name           = "Bootloader",
105                 .size           = 0x00020000,
106                 .offset         = 0x00000000,
107         }, {
108                 .name           = "Params",
109                 .size           = 0x00040000,
110                 .offset         = 0x00020000,
111         }, {
112                 .name           = "Kernel",
113                 .size           = 0x00100000,
114                 .offset         = 0x00060000,
115         }, {
116                 .name           = "Filesystem",
117                 .size           = CERF_FLASH_SIZE-0x00160000,
118                 .offset         = 0x00160000,
119         }
120 };
121 
122 static struct flash_platform_data cerf_flash_data = {
123         .map_name       = "cfi_probe",
124         .parts          = cerf_partitions,
125         .nr_parts       = ARRAY_SIZE(cerf_partitions),
126 };
127 
128 static struct resource cerf_flash_resource =
129         DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M);
130 
131 static void __init cerf_init_irq(void)
132 {
133         sa1100_init_irq();
134         irq_set_irq_type(CERF_ETH_IRQ, IRQ_TYPE_EDGE_RISING);
135 }
136 
137 static struct map_desc cerf_io_desc[] __initdata = {
138         {       /* Crystal Ethernet Chip */
139                 .virtual        =  0xf0000000,
140                 .pfn            = __phys_to_pfn(0x08000000),
141                 .length         = 0x00100000,
142                 .type           = MT_DEVICE
143         }
144 };
145 
146 static void __init cerf_map_io(void)
147 {
148         sa1100_map_io();
149         iotable_init(cerf_io_desc, ARRAY_SIZE(cerf_io_desc));
150 
151         sa1100_register_uart(0, 3);
152         sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */
153         sa1100_register_uart(2, 1);
154 
155         /* set some GPDR bits here while it's safe */
156         GPDR |= CERF_GPIO_CF_RESET;
157 }
158 
159 static struct mcp_plat_data cerf_mcp_data = {
160         .mccr0          = MCCR0_ADM,
161         .sclk_rate      = 11981000,
162 };
163 
164 static void __init cerf_init(void)
165 {
166         sa11x0_ppc_configure_mcp();
167         platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices));
168         sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1);
169         sa11x0_register_mcp(&cerf_mcp_data);
170 }
171 
172 MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube")
173         /* Maintainer: support@intrinsyc.com */
174         .map_io         = cerf_map_io,
175         .nr_irqs        = SA1100_NR_IRQS,
176         .init_irq       = cerf_init_irq,
177         .init_time      = sa1100_timer_init,
178         .init_machine   = cerf_init,
179         .init_late      = sa11x0_init_late,
180         .restart        = sa11x0_restart,
181 MACHINE_END
182 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp