1 /*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2009-2011 Florian Fainelli <florian@openwrt.org>
7 * Copyright (C) 2010 Tanguy Bouzeloc <tanguy.bouzeloc@efixo.com>
8 */
9
10 #include <linux/init.h>
11 #include <linux/kernel.h>
12 #include <linux/export.h>
13 #include <linux/platform_device.h>
14 #include <linux/err.h>
15 #include <linux/clk.h>
16
17 #include <bcm63xx_cpu.h>
18 #include <bcm63xx_dev_spi.h>
19 #include <bcm63xx_regs.h>
20
21 static struct resource spi_resources[] = {
22 {
23 .start = -1, /* filled at runtime */
24 .end = -1, /* filled at runtime */
25 .flags = IORESOURCE_MEM,
26 },
27 {
28 .start = -1, /* filled at runtime */
29 .flags = IORESOURCE_IRQ,
30 },
31 };
32
33 static struct platform_device bcm63xx_spi_device = {
34 .id = -1,
35 .num_resources = ARRAY_SIZE(spi_resources),
36 .resource = spi_resources,
37 };
38
39 int __init bcm63xx_spi_register(void)
40 {
41 if (BCMCPU_IS_6328() || BCMCPU_IS_6345())
42 return -ENODEV;
43
44 spi_resources[0].start = bcm63xx_regset_address(RSET_SPI);
45 spi_resources[0].end = spi_resources[0].start;
46 spi_resources[1].start = bcm63xx_get_irq_number(IRQ_SPI);
47
48 if (BCMCPU_IS_6338() || BCMCPU_IS_6348()) {
49 bcm63xx_spi_device.name = "bcm6348-spi",
50 spi_resources[0].end += BCM_6348_RSET_SPI_SIZE - 1;
51 }
52
53 if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6362() ||
54 BCMCPU_IS_6368()) {
55 bcm63xx_spi_device.name = "bcm6358-spi",
56 spi_resources[0].end += BCM_6358_RSET_SPI_SIZE - 1;
57 }
58
59 return platform_device_register(&bcm63xx_spi_device);
60 }
61
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