diff options
Diffstat (limited to 'arch/arm/mach-mx1/mx1ads.c')
-rw-r--r-- | arch/arm/mach-mx1/mx1ads.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/arch/arm/mach-mx1/mx1ads.c b/arch/arm/mach-mx1/mx1ads.c new file mode 100644 index 000000000000..2e4b185fe4a9 --- /dev/null +++ b/arch/arm/mach-mx1/mx1ads.c | |||
@@ -0,0 +1,148 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-imx/mx1ads.c | ||
3 | * | ||
4 | * Initially based on: | ||
5 | * linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c | ||
6 | * Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de> | ||
7 | * | ||
8 | * 2004 (c) MontaVista Software, Inc. | ||
9 | * | ||
10 | * This file is licensed under the terms of the GNU General Public | ||
11 | * License version 2. This program is licensed "as is" without any | ||
12 | * warranty of any kind, whether express or implied. | ||
13 | */ | ||
14 | |||
15 | #include <linux/kernel.h> | ||
16 | #include <linux/init.h> | ||
17 | #include <linux/platform_device.h> | ||
18 | #include <linux/mtd/physmap.h> | ||
19 | |||
20 | #include <asm/mach-types.h> | ||
21 | #include <asm/mach/arch.h> | ||
22 | #include <asm/mach/time.h> | ||
23 | |||
24 | #include <mach/hardware.h> | ||
25 | #include <mach/common.h> | ||
26 | #include <mach/imx-uart.h> | ||
27 | #include <mach/iomux-mx1-mx2.h> | ||
28 | #include "devices.h" | ||
29 | |||
30 | /* | ||
31 | * UARTs platform data | ||
32 | */ | ||
33 | static int mxc_uart1_pins[] = { | ||
34 | PC9_PF_UART1_CTS, | ||
35 | PC10_PF_UART1_RTS, | ||
36 | PC11_PF_UART1_TXD, | ||
37 | PC12_PF_UART1_RXD, | ||
38 | }; | ||
39 | |||
40 | static int uart1_mxc_init(struct platform_device *pdev) | ||
41 | { | ||
42 | return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, | ||
43 | ARRAY_SIZE(mxc_uart1_pins), "UART1"); | ||
44 | } | ||
45 | |||
46 | static int uart1_mxc_exit(struct platform_device *pdev) | ||
47 | { | ||
48 | mxc_gpio_release_multiple_pins(mxc_uart1_pins, | ||
49 | ARRAY_SIZE(mxc_uart1_pins)); | ||
50 | return 0; | ||
51 | } | ||
52 | |||
53 | static int mxc_uart2_pins[] = { | ||
54 | PB28_PF_UART2_CTS, | ||
55 | PB29_PF_UART2_RTS, | ||
56 | PB30_PF_UART2_TXD, | ||
57 | PB31_PF_UART2_RXD, | ||
58 | }; | ||
59 | |||
60 | static int uart2_mxc_init(struct platform_device *pdev) | ||
61 | { | ||
62 | return mxc_gpio_setup_multiple_pins(mxc_uart2_pins, | ||
63 | ARRAY_SIZE(mxc_uart2_pins), "UART2"); | ||
64 | } | ||
65 | |||
66 | static int uart2_mxc_exit(struct platform_device *pdev) | ||
67 | { | ||
68 | mxc_gpio_release_multiple_pins(mxc_uart2_pins, | ||
69 | ARRAY_SIZE(mxc_uart2_pins)); | ||
70 | return 0; | ||
71 | } | ||
72 | |||
73 | static struct imxuart_platform_data uart_pdata[] = { | ||
74 | { | ||
75 | .init = uart1_mxc_init, | ||
76 | .exit = uart1_mxc_exit, | ||
77 | .flags = IMXUART_HAVE_RTSCTS, | ||
78 | }, { | ||
79 | .init = uart2_mxc_init, | ||
80 | .exit = uart2_mxc_exit, | ||
81 | .flags = IMXUART_HAVE_RTSCTS, | ||
82 | }, | ||
83 | }; | ||
84 | |||
85 | /* | ||
86 | * Physmap flash | ||
87 | */ | ||
88 | |||
89 | static struct physmap_flash_data mx1ads_flash_data = { | ||
90 | .width = 4, /* bankwidth in bytes */ | ||
91 | }; | ||
92 | |||
93 | static struct resource flash_resource = { | ||
94 | .start = IMX_CS0_PHYS, | ||
95 | .end = IMX_CS0_PHYS + SZ_32M - 1, | ||
96 | .flags = IORESOURCE_MEM, | ||
97 | }; | ||
98 | |||
99 | static struct platform_device flash_device = { | ||
100 | .name = "physmap-flash", | ||
101 | .id = 0, | ||
102 | .resource = &flash_resource, | ||
103 | .num_resources = 1, | ||
104 | }; | ||
105 | |||
106 | /* | ||
107 | * Board init | ||
108 | */ | ||
109 | static void __init mx1ads_init(void) | ||
110 | { | ||
111 | /* UART */ | ||
112 | mxc_register_device(&imx_uart1_device, &uart_pdata[0]); | ||
113 | mxc_register_device(&imx_uart2_device, &uart_pdata[1]); | ||
114 | |||
115 | /* Physmap flash */ | ||
116 | mxc_register_device(&flash_device, &mx1ads_flash_data); | ||
117 | } | ||
118 | |||
119 | static void __init mx1ads_timer_init(void) | ||
120 | { | ||
121 | mxc_clocks_init(32000); | ||
122 | mxc_timer_init("gpt_clk"); | ||
123 | } | ||
124 | |||
125 | struct sys_timer mx1ads_timer = { | ||
126 | .init = mx1ads_timer_init, | ||
127 | }; | ||
128 | |||
129 | MACHINE_START(MX1ADS, "Freescale MX1ADS") | ||
130 | /* Maintainer: Sascha Hauer, Pengutronix */ | ||
131 | .phys_io = IMX_IO_PHYS, | ||
132 | .io_pg_offst = (IMX_IO_BASE >> 18) & 0xfffc, | ||
133 | .boot_params = PHYS_OFFSET + 0x100, | ||
134 | .map_io = mxc_map_io, | ||
135 | .init_irq = mxc_init_irq, | ||
136 | .timer = &mx1ads_timer, | ||
137 | .init_machine = mx1ads_init, | ||
138 | MACHINE_END | ||
139 | |||
140 | MACHINE_START(MXLADS, "Freescale MXLADS") | ||
141 | .phys_io = IMX_IO_PHYS, | ||
142 | .io_pg_offst = (IMX_IO_BASE >> 18) & 0xfffc, | ||
143 | .boot_params = PHYS_OFFSET + 0x100, | ||
144 | .map_io = mxc_map_io, | ||
145 | .init_irq = mxc_init_irq, | ||
146 | .timer = &mx1ads_timer, | ||
147 | .init_machine = mx1ads_init, | ||
148 | MACHINE_END | ||