1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * linux/arch/sh/boards/se/7780/setup.c
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (C) 2006,2007 Nobuhiro Iwamatsu
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * Hitachi UL SolutionEngine 7780 Support.
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun #include <linux/init.h>
10*4882a593Smuzhiyun #include <linux/platform_device.h>
11*4882a593Smuzhiyun #include <asm/machvec.h>
12*4882a593Smuzhiyun #include <mach-se/mach/se7780.h>
13*4882a593Smuzhiyun #include <asm/io.h>
14*4882a593Smuzhiyun #include <asm/heartbeat.h>
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun /* Heartbeat */
17*4882a593Smuzhiyun static struct resource heartbeat_resource = {
18*4882a593Smuzhiyun .start = PA_LED,
19*4882a593Smuzhiyun .end = PA_LED,
20*4882a593Smuzhiyun .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
21*4882a593Smuzhiyun };
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun static struct platform_device heartbeat_device = {
24*4882a593Smuzhiyun .name = "heartbeat",
25*4882a593Smuzhiyun .id = -1,
26*4882a593Smuzhiyun .num_resources = 1,
27*4882a593Smuzhiyun .resource = &heartbeat_resource,
28*4882a593Smuzhiyun };
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun /* SMC91x */
31*4882a593Smuzhiyun static struct resource smc91x_eth_resources[] = {
32*4882a593Smuzhiyun [0] = {
33*4882a593Smuzhiyun .name = "smc91x-regs" ,
34*4882a593Smuzhiyun .start = PA_LAN + 0x300,
35*4882a593Smuzhiyun .end = PA_LAN + 0x300 + 0x10 ,
36*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
37*4882a593Smuzhiyun },
38*4882a593Smuzhiyun [1] = {
39*4882a593Smuzhiyun .start = SMC_IRQ,
40*4882a593Smuzhiyun .end = SMC_IRQ,
41*4882a593Smuzhiyun .flags = IORESOURCE_IRQ,
42*4882a593Smuzhiyun },
43*4882a593Smuzhiyun };
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun static struct platform_device smc91x_eth_device = {
46*4882a593Smuzhiyun .name = "smc91x",
47*4882a593Smuzhiyun .id = 0,
48*4882a593Smuzhiyun .dev = {
49*4882a593Smuzhiyun .dma_mask = NULL, /* don't use dma */
50*4882a593Smuzhiyun .coherent_dma_mask = 0xffffffff,
51*4882a593Smuzhiyun },
52*4882a593Smuzhiyun .num_resources = ARRAY_SIZE(smc91x_eth_resources),
53*4882a593Smuzhiyun .resource = smc91x_eth_resources,
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun static struct platform_device *se7780_devices[] __initdata = {
57*4882a593Smuzhiyun &heartbeat_device,
58*4882a593Smuzhiyun &smc91x_eth_device,
59*4882a593Smuzhiyun };
60*4882a593Smuzhiyun
se7780_devices_setup(void)61*4882a593Smuzhiyun static int __init se7780_devices_setup(void)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun return platform_add_devices(se7780_devices,
64*4882a593Smuzhiyun ARRAY_SIZE(se7780_devices));
65*4882a593Smuzhiyun }
66*4882a593Smuzhiyun device_initcall(se7780_devices_setup);
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun #define GPIO_PHCR 0xFFEA000E
69*4882a593Smuzhiyun #define GPIO_PMSELR 0xFFEA0080
70*4882a593Smuzhiyun #define GPIO_PECR 0xFFEA0008
71*4882a593Smuzhiyun
se7780_setup(char ** cmdline_p)72*4882a593Smuzhiyun static void __init se7780_setup(char **cmdline_p)
73*4882a593Smuzhiyun {
74*4882a593Smuzhiyun /* "SH-Linux" on LED Display */
75*4882a593Smuzhiyun __raw_writew( 'S' , PA_LED_DISP + (DISP_SEL0_ADDR << 1) );
76*4882a593Smuzhiyun __raw_writew( 'H' , PA_LED_DISP + (DISP_SEL1_ADDR << 1) );
77*4882a593Smuzhiyun __raw_writew( '-' , PA_LED_DISP + (DISP_SEL2_ADDR << 1) );
78*4882a593Smuzhiyun __raw_writew( 'L' , PA_LED_DISP + (DISP_SEL3_ADDR << 1) );
79*4882a593Smuzhiyun __raw_writew( 'i' , PA_LED_DISP + (DISP_SEL4_ADDR << 1) );
80*4882a593Smuzhiyun __raw_writew( 'n' , PA_LED_DISP + (DISP_SEL5_ADDR << 1) );
81*4882a593Smuzhiyun __raw_writew( 'u' , PA_LED_DISP + (DISP_SEL6_ADDR << 1) );
82*4882a593Smuzhiyun __raw_writew( 'x' , PA_LED_DISP + (DISP_SEL7_ADDR << 1) );
83*4882a593Smuzhiyun
84*4882a593Smuzhiyun printk(KERN_INFO "Hitachi UL Solutions Engine 7780SE03 support.\n");
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun /*
87*4882a593Smuzhiyun * PCI REQ/GNT setting
88*4882a593Smuzhiyun * REQ0/GNT0 -> USB
89*4882a593Smuzhiyun * REQ1/GNT1 -> PC Card
90*4882a593Smuzhiyun * REQ2/GNT2 -> Serial ATA
91*4882a593Smuzhiyun * REQ3/GNT3 -> PCI slot
92*4882a593Smuzhiyun */
93*4882a593Smuzhiyun __raw_writew(0x0213, FPGA_REQSEL);
94*4882a593Smuzhiyun
95*4882a593Smuzhiyun /* GPIO setting */
96*4882a593Smuzhiyun __raw_writew(0x0000, GPIO_PECR);
97*4882a593Smuzhiyun __raw_writew(__raw_readw(GPIO_PHCR)&0xfff3, GPIO_PHCR);
98*4882a593Smuzhiyun __raw_writew(0x0c00, GPIO_PMSELR);
99*4882a593Smuzhiyun
100*4882a593Smuzhiyun /* iVDR Power ON */
101*4882a593Smuzhiyun __raw_writew(0x0001, FPGA_IVDRPW);
102*4882a593Smuzhiyun }
103*4882a593Smuzhiyun
104*4882a593Smuzhiyun /*
105*4882a593Smuzhiyun * The Machine Vector
106*4882a593Smuzhiyun */
107*4882a593Smuzhiyun static struct sh_machine_vector mv_se7780 __initmv = {
108*4882a593Smuzhiyun .mv_name = "Solution Engine 7780" ,
109*4882a593Smuzhiyun .mv_setup = se7780_setup ,
110*4882a593Smuzhiyun .mv_init_irq = init_se7780_IRQ,
111*4882a593Smuzhiyun };
112