1 /*
2 * linux/arch/arm/mach-mmp/tavorevb.c
3 *
4 * Support for the Marvell PXA910-based TavorEVB Development Platform.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * publishhed by the Free Software Foundation.
9 */
10 #include <linux/gpio.h>
11 #include <linux/gpio-pxa.h>
12 #include <linux/init.h>
13 #include <linux/kernel.h>
14 #include <linux/platform_device.h>
15 #include <linux/smc91x.h>
16
17 #include <asm/mach-types.h>
18 #include <asm/mach/arch.h>
19 #include "addr-map.h"
20 #include "mfp-pxa910.h"
21 #include "pxa910.h"
22 #include "irqs.h"
23
24 #include "common.h"
25
26 static unsigned long tavorevb_pin_config[] __initdata = {
27 /* UART2 */
28 GPIO47_UART2_RXD,
29 GPIO48_UART2_TXD,
30
31 /* SMC */
32 SM_nCS0_nCS0,
33 SM_ADV_SM_ADV,
34 SM_SCLK_SM_SCLK,
35 SM_SCLK_SM_SCLK,
36 SM_BE0_SM_BE0,
37 SM_BE1_SM_BE1,
38
39 /* DFI */
40 DF_IO0_ND_IO0,
41 DF_IO1_ND_IO1,
42 DF_IO2_ND_IO2,
43 DF_IO3_ND_IO3,
44 DF_IO4_ND_IO4,
45 DF_IO5_ND_IO5,
46 DF_IO6_ND_IO6,
47 DF_IO7_ND_IO7,
48 DF_IO8_ND_IO8,
49 DF_IO9_ND_IO9,
50 DF_IO10_ND_IO10,
51 DF_IO11_ND_IO11,
52 DF_IO12_ND_IO12,
53 DF_IO13_ND_IO13,
54 DF_IO14_ND_IO14,
55 DF_IO15_ND_IO15,
56 DF_nCS0_SM_nCS2_nCS0,
57 DF_ALE_SM_WEn_ND_ALE,
58 DF_CLE_SM_OEn_ND_CLE,
59 DF_WEn_DF_WEn,
60 DF_REn_DF_REn,
61 DF_RDY0_DF_RDY0,
62 };
63
64 static struct pxa_gpio_platform_data pxa910_gpio_pdata = {
65 .irq_base = MMP_GPIO_TO_IRQ(0),
66 };
67
68 static struct smc91x_platdata tavorevb_smc91x_info = {
69 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
70 };
71
72 static struct resource smc91x_resources[] = {
73 [0] = {
74 .start = SMC_CS1_PHYS_BASE + 0x300,
75 .end = SMC_CS1_PHYS_BASE + 0xfffff,
76 .flags = IORESOURCE_MEM,
77 },
78 [1] = {
79 .start = MMP_GPIO_TO_IRQ(80),
80 .end = MMP_GPIO_TO_IRQ(80),
81 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
82 }
83 };
84
85 static struct platform_device smc91x_device = {
86 .name = "smc91x",
87 .id = 0,
88 .dev = {
89 .platform_data = &tavorevb_smc91x_info,
90 },
91 .num_resources = ARRAY_SIZE(smc91x_resources),
92 .resource = smc91x_resources,
93 };
94
tavorevb_init(void)95 static void __init tavorevb_init(void)
96 {
97 mfp_config(ARRAY_AND_SIZE(tavorevb_pin_config));
98
99 /* on-chip devices */
100 pxa910_add_uart(1);
101 platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata,
102 sizeof(struct pxa_gpio_platform_data));
103 platform_device_register(&pxa910_device_gpio);
104
105 /* off-chip devices */
106 platform_device_register(&smc91x_device);
107 }
108
109 MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)")
110 .map_io = mmp_map_io,
111 .nr_irqs = MMP_NR_IRQS,
112 .init_irq = pxa910_init_irq,
113 .init_time = pxa910_timer_init,
114 .init_machine = tavorevb_init,
115 .restart = mmp_restart,
116 MACHINE_END
117