1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * arch/sh/boards/renesas/sdk7780/setup.c
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Renesas Solutions SH7780 SDK Support
6*4882a593Smuzhiyun * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk>
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun #include <linux/init.h>
9*4882a593Smuzhiyun #include <linux/types.h>
10*4882a593Smuzhiyun #include <linux/platform_device.h>
11*4882a593Smuzhiyun #include <linux/ata_platform.h>
12*4882a593Smuzhiyun #include <asm/machvec.h>
13*4882a593Smuzhiyun #include <mach/sdk7780.h>
14*4882a593Smuzhiyun #include <asm/heartbeat.h>
15*4882a593Smuzhiyun #include <asm/io.h>
16*4882a593Smuzhiyun #include <asm/addrspace.h>
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun #define GPIO_PECR 0xFFEA0008
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun /* Heartbeat */
21*4882a593Smuzhiyun static struct resource heartbeat_resource = {
22*4882a593Smuzhiyun .start = PA_LED,
23*4882a593Smuzhiyun .end = PA_LED,
24*4882a593Smuzhiyun .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun static struct platform_device heartbeat_device = {
28*4882a593Smuzhiyun .name = "heartbeat",
29*4882a593Smuzhiyun .id = -1,
30*4882a593Smuzhiyun .num_resources = 1,
31*4882a593Smuzhiyun .resource = &heartbeat_resource,
32*4882a593Smuzhiyun };
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun /* SMC91x */
35*4882a593Smuzhiyun static struct resource smc91x_eth_resources[] = {
36*4882a593Smuzhiyun [0] = {
37*4882a593Smuzhiyun .name = "smc91x-regs" ,
38*4882a593Smuzhiyun .start = PA_LAN + 0x300,
39*4882a593Smuzhiyun .end = PA_LAN + 0x300 + 0x10 ,
40*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
41*4882a593Smuzhiyun },
42*4882a593Smuzhiyun [1] = {
43*4882a593Smuzhiyun .start = IRQ_ETHERNET,
44*4882a593Smuzhiyun .end = IRQ_ETHERNET,
45*4882a593Smuzhiyun .flags = IORESOURCE_IRQ,
46*4882a593Smuzhiyun },
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun static struct platform_device smc91x_eth_device = {
50*4882a593Smuzhiyun .name = "smc91x",
51*4882a593Smuzhiyun .id = 0,
52*4882a593Smuzhiyun .dev = {
53*4882a593Smuzhiyun .dma_mask = NULL, /* don't use dma */
54*4882a593Smuzhiyun .coherent_dma_mask = 0xffffffff,
55*4882a593Smuzhiyun },
56*4882a593Smuzhiyun .num_resources = ARRAY_SIZE(smc91x_eth_resources),
57*4882a593Smuzhiyun .resource = smc91x_eth_resources,
58*4882a593Smuzhiyun };
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun static struct platform_device *sdk7780_devices[] __initdata = {
61*4882a593Smuzhiyun &heartbeat_device,
62*4882a593Smuzhiyun &smc91x_eth_device,
63*4882a593Smuzhiyun };
64*4882a593Smuzhiyun
sdk7780_devices_setup(void)65*4882a593Smuzhiyun static int __init sdk7780_devices_setup(void)
66*4882a593Smuzhiyun {
67*4882a593Smuzhiyun return platform_add_devices(sdk7780_devices,
68*4882a593Smuzhiyun ARRAY_SIZE(sdk7780_devices));
69*4882a593Smuzhiyun }
70*4882a593Smuzhiyun device_initcall(sdk7780_devices_setup);
71*4882a593Smuzhiyun
sdk7780_setup(char ** cmdline_p)72*4882a593Smuzhiyun static void __init sdk7780_setup(char **cmdline_p)
73*4882a593Smuzhiyun {
74*4882a593Smuzhiyun u16 ver = __raw_readw(FPGA_FPVERR);
75*4882a593Smuzhiyun u16 dateStamp = __raw_readw(FPGA_FPDATER);
76*4882a593Smuzhiyun
77*4882a593Smuzhiyun printk(KERN_INFO "Renesas Technology Europe SDK7780 support.\n");
78*4882a593Smuzhiyun printk(KERN_INFO "Board version: %d (revision %d), "
79*4882a593Smuzhiyun "FPGA version: %d (revision %d), datestamp : %d\n",
80*4882a593Smuzhiyun (ver >> 12) & 0xf, (ver >> 8) & 0xf,
81*4882a593Smuzhiyun (ver >> 4) & 0xf, ver & 0xf,
82*4882a593Smuzhiyun dateStamp);
83*4882a593Smuzhiyun
84*4882a593Smuzhiyun /* Setup pin mux'ing for PCIC */
85*4882a593Smuzhiyun __raw_writew(0x0000, GPIO_PECR);
86*4882a593Smuzhiyun }
87*4882a593Smuzhiyun
88*4882a593Smuzhiyun /*
89*4882a593Smuzhiyun * The Machine Vector
90*4882a593Smuzhiyun */
91*4882a593Smuzhiyun static struct sh_machine_vector mv_se7780 __initmv = {
92*4882a593Smuzhiyun .mv_name = "Renesas SDK7780-R3" ,
93*4882a593Smuzhiyun .mv_setup = sdk7780_setup,
94*4882a593Smuzhiyun .mv_init_irq = init_sdk7780_IRQ,
95*4882a593Smuzhiyun };
96*4882a593Smuzhiyun
97