xref: /OK3568_Linux_fs/kernel/arch/arm/mach-mmp/tavorevb.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  linux/arch/arm/mach-mmp/tavorevb.c
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *  Support for the Marvell PXA910-based TavorEVB Development Platform.
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #include <linux/gpio.h>
8*4882a593Smuzhiyun #include <linux/gpio-pxa.h>
9*4882a593Smuzhiyun #include <linux/init.h>
10*4882a593Smuzhiyun #include <linux/kernel.h>
11*4882a593Smuzhiyun #include <linux/platform_device.h>
12*4882a593Smuzhiyun #include <linux/smc91x.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include <asm/mach-types.h>
15*4882a593Smuzhiyun #include <asm/mach/arch.h>
16*4882a593Smuzhiyun #include "addr-map.h"
17*4882a593Smuzhiyun #include "mfp-pxa910.h"
18*4882a593Smuzhiyun #include "pxa910.h"
19*4882a593Smuzhiyun #include "irqs.h"
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #include "common.h"
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun static unsigned long tavorevb_pin_config[] __initdata = {
24*4882a593Smuzhiyun 	/* UART2 */
25*4882a593Smuzhiyun 	GPIO47_UART2_RXD,
26*4882a593Smuzhiyun 	GPIO48_UART2_TXD,
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun 	/* SMC */
29*4882a593Smuzhiyun 	SM_nCS0_nCS0,
30*4882a593Smuzhiyun 	SM_ADV_SM_ADV,
31*4882a593Smuzhiyun 	SM_SCLK_SM_SCLK,
32*4882a593Smuzhiyun 	SM_SCLK_SM_SCLK,
33*4882a593Smuzhiyun 	SM_BE0_SM_BE0,
34*4882a593Smuzhiyun 	SM_BE1_SM_BE1,
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun 	/* DFI */
37*4882a593Smuzhiyun 	DF_IO0_ND_IO0,
38*4882a593Smuzhiyun 	DF_IO1_ND_IO1,
39*4882a593Smuzhiyun 	DF_IO2_ND_IO2,
40*4882a593Smuzhiyun 	DF_IO3_ND_IO3,
41*4882a593Smuzhiyun 	DF_IO4_ND_IO4,
42*4882a593Smuzhiyun 	DF_IO5_ND_IO5,
43*4882a593Smuzhiyun 	DF_IO6_ND_IO6,
44*4882a593Smuzhiyun 	DF_IO7_ND_IO7,
45*4882a593Smuzhiyun 	DF_IO8_ND_IO8,
46*4882a593Smuzhiyun 	DF_IO9_ND_IO9,
47*4882a593Smuzhiyun 	DF_IO10_ND_IO10,
48*4882a593Smuzhiyun 	DF_IO11_ND_IO11,
49*4882a593Smuzhiyun 	DF_IO12_ND_IO12,
50*4882a593Smuzhiyun 	DF_IO13_ND_IO13,
51*4882a593Smuzhiyun 	DF_IO14_ND_IO14,
52*4882a593Smuzhiyun 	DF_IO15_ND_IO15,
53*4882a593Smuzhiyun 	DF_nCS0_SM_nCS2_nCS0,
54*4882a593Smuzhiyun 	DF_ALE_SM_WEn_ND_ALE,
55*4882a593Smuzhiyun 	DF_CLE_SM_OEn_ND_CLE,
56*4882a593Smuzhiyun 	DF_WEn_DF_WEn,
57*4882a593Smuzhiyun 	DF_REn_DF_REn,
58*4882a593Smuzhiyun 	DF_RDY0_DF_RDY0,
59*4882a593Smuzhiyun };
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun static struct pxa_gpio_platform_data pxa910_gpio_pdata = {
62*4882a593Smuzhiyun 	.irq_base	= MMP_GPIO_TO_IRQ(0),
63*4882a593Smuzhiyun };
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun static struct smc91x_platdata tavorevb_smc91x_info = {
66*4882a593Smuzhiyun 	.flags	= SMC91X_USE_16BIT | SMC91X_NOWAIT,
67*4882a593Smuzhiyun };
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun static struct resource smc91x_resources[] = {
70*4882a593Smuzhiyun 	[0] = {
71*4882a593Smuzhiyun 		.start	= SMC_CS1_PHYS_BASE + 0x300,
72*4882a593Smuzhiyun 		.end	= SMC_CS1_PHYS_BASE + 0xfffff,
73*4882a593Smuzhiyun 		.flags	= IORESOURCE_MEM,
74*4882a593Smuzhiyun 	},
75*4882a593Smuzhiyun 	[1] = {
76*4882a593Smuzhiyun 		.start	= MMP_GPIO_TO_IRQ(80),
77*4882a593Smuzhiyun 		.end	= MMP_GPIO_TO_IRQ(80),
78*4882a593Smuzhiyun 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
79*4882a593Smuzhiyun 	}
80*4882a593Smuzhiyun };
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun static struct platform_device smc91x_device = {
83*4882a593Smuzhiyun 	.name		= "smc91x",
84*4882a593Smuzhiyun 	.id		= 0,
85*4882a593Smuzhiyun 	.dev		= {
86*4882a593Smuzhiyun 		.platform_data = &tavorevb_smc91x_info,
87*4882a593Smuzhiyun 	},
88*4882a593Smuzhiyun 	.num_resources	= ARRAY_SIZE(smc91x_resources),
89*4882a593Smuzhiyun 	.resource	= smc91x_resources,
90*4882a593Smuzhiyun };
91*4882a593Smuzhiyun 
tavorevb_init(void)92*4882a593Smuzhiyun static void __init tavorevb_init(void)
93*4882a593Smuzhiyun {
94*4882a593Smuzhiyun 	mfp_config(ARRAY_AND_SIZE(tavorevb_pin_config));
95*4882a593Smuzhiyun 
96*4882a593Smuzhiyun 	/* on-chip devices */
97*4882a593Smuzhiyun 	pxa910_add_uart(1);
98*4882a593Smuzhiyun 	platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata,
99*4882a593Smuzhiyun 				 sizeof(struct pxa_gpio_platform_data));
100*4882a593Smuzhiyun 	platform_device_register(&pxa910_device_gpio);
101*4882a593Smuzhiyun 
102*4882a593Smuzhiyun 	/* off-chip devices */
103*4882a593Smuzhiyun 	platform_device_register(&smc91x_device);
104*4882a593Smuzhiyun }
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)")
107*4882a593Smuzhiyun 	.map_io		= mmp_map_io,
108*4882a593Smuzhiyun 	.nr_irqs	= MMP_NR_IRQS,
109*4882a593Smuzhiyun 	.init_irq       = pxa910_init_irq,
110*4882a593Smuzhiyun 	.init_time	= pxa910_timer_init,
111*4882a593Smuzhiyun 	.init_machine   = tavorevb_init,
112*4882a593Smuzhiyun 	.restart	= mmp_restart,
113*4882a593Smuzhiyun MACHINE_END
114