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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-03-28 22:03:14 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-03-28 22:03:14 +0100 |
commit | 0fe41b8982001cd14ee2c77cd776735a5024e98b (patch) | |
tree | 83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/mach-omap2/board-overo.c | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/arjan/linux-2.6-async-for-30 (diff) | |
parent | Merge branch 'master' into devel (diff) | |
download | linux-0fe41b8982001cd14ee2c77cd776735a5024e98b.tar.xz linux-0fe41b8982001cd14ee2c77cd776735a5024e98b.zip |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits)
[ARM] 5435/1: fix compile warning in sanity_check_meminfo()
[ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx
[ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0
[ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins
imxfb: Fix TFT mode
i.MX21/27: remove ifdef CONFIG_FB_IMX
imxfb: add clock support
mxc: add arch_reset() function
clkdev: add possibility to get a clock based on the device name
i.MX1: remove fb support from mach-imx
[ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined
Gemini: Add support for Teltonika RUT100
Gemini: gpiolib based GPIO support v2
MAINTAINERS: add myself as Gemini architecture maintainer
ARM: Add Gemini architecture v3
[ARM] OMAP: Fix compile for omap2_init_common_hw()
MAINTAINERS: Add myself as Faraday ARM core variant maintainer
ARM: Add support for FA526 v2
[ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h
[ARM] collie: fix two minor formatting nits
...
Diffstat (limited to 'arch/arm/mach-omap2/board-overo.c')
-rw-r--r-- | arch/arm/mach-omap2/board-overo.c | 72 |
1 files changed, 70 insertions, 2 deletions
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 82b3dc557c96..b3f6e9d81807 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -37,20 +37,85 @@ #include <asm/mach/flash.h> #include <asm/mach/map.h> -#include <mach/board-overo.h> #include <mach/board.h> #include <mach/common.h> #include <mach/gpio.h> #include <mach/gpmc.h> #include <mach/hardware.h> #include <mach/nand.h> +#include <mach/usb.h> #include "mmc-twl4030.h" +#define OVERO_GPIO_BT_XGATE 15 +#define OVERO_GPIO_W2W_NRESET 16 +#define OVERO_GPIO_BT_NRESET 164 +#define OVERO_GPIO_USBH_CPEN 168 +#define OVERO_GPIO_USBH_NRESET 183 + #define NAND_BLOCK_SIZE SZ_128K #define GPMC_CS0_BASE 0x60 #define GPMC_CS_SIZE 0x30 +#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ + defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) + +#include <mach/mcspi.h> +#include <linux/spi/spi.h> +#include <linux/spi/ads7846.h> + +static struct omap2_mcspi_device_config ads7846_mcspi_config = { + .turbo_mode = 0, + .single_channel = 1, /* 0: slave, 1: master */ +}; + +static int ads7846_get_pendown_state(void) +{ + return !gpio_get_value(OVERO_GPIO_PENDOWN); +} + +static struct ads7846_platform_data ads7846_config = { + .x_max = 0x0fff, + .y_max = 0x0fff, + .x_plate_ohms = 180, + .pressure_max = 255, + .debounce_max = 10, + .debounce_tol = 3, + .debounce_rep = 1, + .get_pendown_state = ads7846_get_pendown_state, + .keep_vref_on = 1, +}; + +static struct spi_board_info overo_spi_board_info[] __initdata = { + { + .modalias = "ads7846", + .bus_num = 1, + .chip_select = 0, + .max_speed_hz = 1500000, + .controller_data = &ads7846_mcspi_config, + .irq = OMAP_GPIO_IRQ(OVERO_GPIO_PENDOWN), + .platform_data = &ads7846_config, + } +}; + +static void __init overo_ads7846_init(void) +{ + if ((gpio_request(OVERO_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) && + (gpio_direction_input(OVERO_GPIO_PENDOWN) == 0)) { + gpio_export(OVERO_GPIO_PENDOWN, 0); + } else { + printk(KERN_ERR "could not obtain gpio for ADS7846_PENDOWN\n"); + return; + } + + spi_register_board_info(overo_spi_board_info, + ARRAY_SIZE(overo_spi_board_info)); +} + +#else +static inline void __init overo_ads7846_init(void) { return; } +#endif + static struct mtd_partition overo_nand_partitions[] = { { .name = "xloader", @@ -174,7 +239,7 @@ static int __init overo_i2c_init(void) static void __init overo_init_irq(void) { - omap2_init_common_hw(); + omap2_init_common_hw(NULL); omap_init_irq(); omap_gpio_init(); } @@ -209,6 +274,7 @@ static struct twl4030_hsmmc_info mmc[] __initdata = { .wires = 4, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, + .transceiver = true, }, {} /* Terminator */ }; @@ -222,6 +288,8 @@ static void __init overo_init(void) omap_serial_init(); twl4030_mmc_init(mmc); overo_flash_init(); + usb_musb_init(); + overo_ads7846_init(); if ((gpio_request(OVERO_GPIO_W2W_NRESET, "OVERO_GPIO_W2W_NRESET") == 0) && |