Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Renesas Technology Europe RSK+ 7203 Support. |
| 3 | * |
Paul Mundt | 852af59 | 2010-12-13 15:33:16 +0900 | [diff] [blame] | 4 | * Copyright (C) 2008 - 2010 Paul Mundt |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 5 | * |
| 6 | * This file is subject to the terms and conditions of the GNU General Public |
| 7 | * License. See the file "COPYING" in the main directory of this archive |
| 8 | * for more details. |
| 9 | */ |
| 10 | #include <linux/init.h> |
| 11 | #include <linux/types.h> |
| 12 | #include <linux/platform_device.h> |
| 13 | #include <linux/interrupt.h> |
Steve Glendinning | 8ed3592 | 2009-01-07 17:22:24 +0900 | [diff] [blame] | 14 | #include <linux/smsc911x.h> |
Paul Mundt | 852af59 | 2010-12-13 15:33:16 +0900 | [diff] [blame] | 15 | #include <linux/input.h> |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 16 | #include <linux/gpio.h> |
Paul Mundt | 852af59 | 2010-12-13 15:33:16 +0900 | [diff] [blame] | 17 | #include <linux/gpio_keys.h> |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 18 | #include <linux/leds.h> |
| 19 | #include <asm/machvec.h> |
| 20 | #include <asm/io.h> |
| 21 | #include <cpu/sh7203.h> |
| 22 | |
Steve Glendinning | 8ed3592 | 2009-01-07 17:22:24 +0900 | [diff] [blame] | 23 | static struct smsc911x_platform_config smsc911x_config = { |
| 24 | .phy_interface = PHY_INTERFACE_MODE_MII, |
| 25 | .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, |
| 26 | .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, |
Magnus Damm | 724cfb9 | 2009-04-28 08:02:13 +0000 | [diff] [blame] | 27 | .flags = SMSC911X_USE_32BIT | SMSC911X_SWAP_FIFO, |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 28 | }; |
| 29 | |
Steve Glendinning | 8ed3592 | 2009-01-07 17:22:24 +0900 | [diff] [blame] | 30 | static struct resource smsc911x_resources[] = { |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 31 | [0] = { |
| 32 | .start = 0x24000000, |
Magnus Damm | 724cfb9 | 2009-04-28 08:02:13 +0000 | [diff] [blame] | 33 | .end = 0x240000ff, |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 34 | .flags = IORESOURCE_MEM, |
| 35 | }, |
| 36 | [1] = { |
| 37 | .start = 64, |
| 38 | .end = 64, |
| 39 | .flags = IORESOURCE_IRQ, |
| 40 | }, |
| 41 | }; |
| 42 | |
Steve Glendinning | 8ed3592 | 2009-01-07 17:22:24 +0900 | [diff] [blame] | 43 | static struct platform_device smsc911x_device = { |
| 44 | .name = "smsc911x", |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 45 | .id = -1, |
Steve Glendinning | 8ed3592 | 2009-01-07 17:22:24 +0900 | [diff] [blame] | 46 | .num_resources = ARRAY_SIZE(smsc911x_resources), |
| 47 | .resource = smsc911x_resources, |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 48 | .dev = { |
Steve Glendinning | 8ed3592 | 2009-01-07 17:22:24 +0900 | [diff] [blame] | 49 | .platform_data = &smsc911x_config, |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 50 | }, |
| 51 | }; |
| 52 | |
| 53 | static struct gpio_led rsk7203_gpio_leds[] = { |
| 54 | { |
| 55 | .name = "green", |
| 56 | .gpio = GPIO_PE10, |
| 57 | .active_low = 1, |
| 58 | }, { |
| 59 | .name = "orange", |
| 60 | .default_trigger = "nand-disk", |
| 61 | .gpio = GPIO_PE12, |
| 62 | .active_low = 1, |
| 63 | }, { |
| 64 | .name = "red:timer", |
| 65 | .default_trigger = "timer", |
| 66 | .gpio = GPIO_PC14, |
| 67 | .active_low = 1, |
| 68 | }, { |
| 69 | .name = "red:heartbeat", |
| 70 | .default_trigger = "heartbeat", |
| 71 | .gpio = GPIO_PE11, |
| 72 | .active_low = 1, |
| 73 | }, |
| 74 | }; |
| 75 | |
| 76 | static struct gpio_led_platform_data rsk7203_gpio_leds_info = { |
| 77 | .leds = rsk7203_gpio_leds, |
| 78 | .num_leds = ARRAY_SIZE(rsk7203_gpio_leds), |
| 79 | }; |
| 80 | |
| 81 | static struct platform_device led_device = { |
| 82 | .name = "leds-gpio", |
| 83 | .id = -1, |
| 84 | .dev = { |
| 85 | .platform_data = &rsk7203_gpio_leds_info, |
| 86 | }, |
| 87 | }; |
| 88 | |
Paul Mundt | 852af59 | 2010-12-13 15:33:16 +0900 | [diff] [blame] | 89 | static struct gpio_keys_button rsk7203_gpio_keys_table[] = { |
| 90 | { |
| 91 | .code = BTN_0, |
| 92 | .gpio = GPIO_PB0, |
| 93 | .active_low = 1, |
| 94 | .desc = "SW1", |
| 95 | }, { |
| 96 | .code = BTN_1, |
| 97 | .gpio = GPIO_PB1, |
| 98 | .active_low = 1, |
| 99 | .desc = "SW2", |
| 100 | }, { |
| 101 | .code = BTN_2, |
| 102 | .gpio = GPIO_PB2, |
| 103 | .active_low = 1, |
| 104 | .desc = "SW3", |
| 105 | }, |
| 106 | }; |
| 107 | |
| 108 | static struct gpio_keys_platform_data rsk7203_gpio_keys_info = { |
| 109 | .buttons = rsk7203_gpio_keys_table, |
| 110 | .nbuttons = ARRAY_SIZE(rsk7203_gpio_keys_table), |
| 111 | .poll_interval = 50, /* default to 50ms */ |
| 112 | }; |
| 113 | |
| 114 | static struct platform_device keys_device = { |
| 115 | .name = "gpio-keys-polled", |
| 116 | .dev = { |
| 117 | .platform_data = &rsk7203_gpio_keys_info, |
| 118 | }, |
| 119 | }; |
| 120 | |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 121 | static struct platform_device *rsk7203_devices[] __initdata = { |
Steve Glendinning | 8ed3592 | 2009-01-07 17:22:24 +0900 | [diff] [blame] | 122 | &smsc911x_device, |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 123 | &led_device, |
Paul Mundt | 852af59 | 2010-12-13 15:33:16 +0900 | [diff] [blame] | 124 | &keys_device, |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 125 | }; |
| 126 | |
| 127 | static int __init rsk7203_devices_setup(void) |
| 128 | { |
| 129 | /* Select pins for SCIF0 */ |
| 130 | gpio_request(GPIO_FN_TXD0, NULL); |
| 131 | gpio_request(GPIO_FN_RXD0, NULL); |
| 132 | |
Magnus Damm | 724cfb9 | 2009-04-28 08:02:13 +0000 | [diff] [blame] | 133 | /* Setup LAN9118: CS1 in 16-bit Big Endian Mode, IRQ0 at Port B */ |
Paul Mundt | 9d56dd3 | 2010-01-26 12:58:40 +0900 | [diff] [blame] | 134 | __raw_writel(0x36db0400, 0xfffc0008); /* CS1BCR */ |
Magnus Damm | 724cfb9 | 2009-04-28 08:02:13 +0000 | [diff] [blame] | 135 | gpio_request(GPIO_FN_IRQ0_PB, NULL); |
| 136 | |
Paul Mundt | ea0aac1 | 2008-12-08 14:32:03 +0900 | [diff] [blame] | 137 | return platform_add_devices(rsk7203_devices, |
| 138 | ARRAY_SIZE(rsk7203_devices)); |
| 139 | } |
| 140 | device_initcall(rsk7203_devices_setup); |