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 | |