cns21xx: add support for 3.2
[openwrt/svn-archive/archive.git] / target / linux / cns21xx / patches-3.2 / 102-cns21xx-gpiolib-support.patch
1 --- a/arch/arm/Kconfig
2 +++ b/arch/arm/Kconfig
3 @@ -360,6 +360,8 @@ config ARCH_CNS21XX
4 select CPU_FA526
5 select PLAT_FA
6 select PLAT_FA_TIME
7 + select PLAT_FA_GPIO
8 + select ARCH_REQUIRE_GPIOLIB
9 select ARM_L1_CACHE_SHIFT_4
10 help
11 Support for Cavium Networks CNS21xx family.
12 --- a/arch/arm/mach-cns21xx/common.h
13 +++ b/arch/arm/mach-cns21xx/common.h
14 @@ -12,6 +12,7 @@
15
16 void __init cns21xx_map_io(void);
17 void __init cns21xx_init_irq(void);
18 +void __init cns21xx_gpio_init(void);
19
20 extern struct sys_timer cns21xx_timer;
21
22 --- /dev/null
23 +++ b/arch/arm/mach-cns21xx/gpio.c
24 @@ -0,0 +1,45 @@
25 +/*
26 + * Copyright (c) 2010 Gabor Juhos <juhosg@openwrt.org>
27 + *
28 + * This file is free software; you can redistribute it and/or modify
29 + * it under the terms of the GNU General Public License, Version 2, as
30 + * published by the Free Software Foundation.
31 + */
32 +
33 +#include <plat/gpio.h>
34 +
35 +#include <mach/cns21xx.h>
36 +#include <mach/irqs.h>
37 +
38 +static struct fa_gpio_chip cns21xx_gpio_chips[] = {
39 + {
40 + .gpio_chip = {
41 + .label = "GPIOA",
42 + .base = 0,
43 + .ngpio = 32,
44 + },
45 +
46 + .map_base = CNS21XX_GPIOA_BASE,
47 + .irq_base = CNS21XX_GPIO_IRQ_BASE,
48 + }, {
49 + .gpio_chip = {
50 + .label = "GPIOB",
51 + .base = 32,
52 + .ngpio = 32,
53 + },
54 +
55 + .map_base = CNS21XX_GPIOB_BASE,
56 + .irq_base = CNS21XX_GPIO_IRQ_BASE + 32,
57 + }
58 +};
59 +
60 +static struct fa_gpio_data cns21xx_gpio_data = {
61 + .chips = cns21xx_gpio_chips,
62 + .nchips = ARRAY_SIZE(cns21xx_gpio_chips),
63 + .irq = CNS21XX_IRQ_GPIO,
64 +};
65 +
66 +void __init cns21xx_gpio_init(void)
67 +{
68 + fa_gpio_init(&cns21xx_gpio_data);
69 +}
70 --- /dev/null
71 +++ b/arch/arm/mach-cns21xx/include/mach/gpio.h
72 @@ -0,0 +1,2 @@
73 +/* empty */
74 +
75 --- a/arch/arm/mach-cns21xx/Makefile
76 +++ b/arch/arm/mach-cns21xx/Makefile
77 @@ -4,7 +4,7 @@
78
79 # Object file lists.
80
81 -obj-y := core.o devices.o irq.o mm.o time.o
82 +obj-y := core.o devices.o gpio.o irq.o mm.o time.o
83
84 # machine specific files
85