mirror of
https://github.com/torvalds/linux.git
synced 2024-11-17 09:31:50 +00:00
8287361abc
This is a collection of header file cleanups, mostly for OMAP and AT91, that keeps moving the platforms in the direction of multiplatform by removing the need for mach-dependent header files used in drivers and other places. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAABAgAGBQJQx2reAAoJEIwa5zzehBx3Z/oQAIHp8aXbUD0GvbBPQ2vIydZ8 Qfdh2ypbyFB9GSLmPP6BhurEFUcwmW3MH2r9Kq68omPt4XxrFEt1SdEn3TgZlhTY YYzEv2DLbWfmKCDBFAEFullsfVkrpggyou5ty30YVp/u2lVLvChpkciE5/9HADy5 uoh/W2KZcLE51tvnbRy/1DBaOtxEdCjJ9hTaef7FCB9ugOG+yMDYwIPRW/b4fNA6 o/1NuZTWp0H4ePRG2oqLxYnjSiF63DVTJZjSJ+c5gW34bWgh8+/xzaLFA9U++/ig meGUD1Oe65+ctr+Wk2mV29eb02jauUe6qvkwt+iFIDDopgc2mn5BcW+ENpgpjhe3 6l3ClRd94qh4cMWzqDa5PZCdetshiKqSH2IGpKS/dHNB1h5sBP7CCbvbalwzWd5n qjfkPC7kSFyU3XV+9SEAXE6HLKsiMQy9kRcKOMdTE5BA4FEAZk0wfiG9WcVCvS2D 9tDC3X0aScyXx4Mkd4wIAZVhY68QuI17fPft9zZSj691YiUW5cR2yF1qbCka0yd5 pHu/QSZg1+dUitMUvMPQmWJ15jnAtEYUtV/8zQFFVchgkxlrW+UtvW3zxghB6D+J ZwcjAMfQQz9fLoMQXlVovjQIhYsjw3SlV62ReBH7eyPs3+KfPIBn7Ks6mVQs3dS5 AMUWORsB5u92XHl9EL9C =aggA -----END PGP SIGNATURE----- Merge tag 'headers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC Header cleanups from Olof Johansson: "This is a collection of header file cleanups, mostly for OMAP and AT91, that keeps moving the platforms in the direction of multiplatform by removing the need for mach-dependent header files used in drivers and other places." Fix up mostly trivial conflicts as per Olof. * tag 'headers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (106 commits) ARM: OMAP2+: Move iommu/iovmm headers to platform_data ARM: OMAP2+: Make some definitions local ARM: OMAP2+: Move iommu2 to drivers/iommu/omap-iommu2.c ARM: OMAP2+: Move plat/iovmm.h to include/linux/omap-iommu.h ARM: OMAP2+: Move iopgtable header to drivers/iommu/ ARM: OMAP: Merge iommu2.h into iommu.h atmel: move ATMEL_MAX_UART to platform_data/atmel.h ARM: OMAP: Remove omap_init_consistent_dma_size() arm: at91: move at91rm9200 rtc header in drivers/rtc arm: at91: move reset controller header to arm/arm/mach-at91 arm: at91: move pit define to the driver arm: at91: move at91_shdwc.h to arch/arm/mach-at91 arm: at91: move board header to arch/arm/mach-at91 arn: at91: move at91_tc.h to arch/arm/mach-at91 arm: at91 move at91_aic.h to arch/arm/mach-at91 arm: at91 move board.h to arch/arm/mach-at91 arm: at91: move platfarm_data to include/linux/platform_data/atmel.h arm: at91: drop machine defconfig ARM: OMAP: Remove NEED_MACH_GPIO_H ARM: OMAP: Remove unnecessary mach and plat includes ...
104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
/*
|
|
* common-board-devices.c
|
|
*
|
|
* Copyright (C) 2011 CompuLab, Ltd.
|
|
* Author: Mike Rapoport <mike@compulab.co.il>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* version 2 as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
|
|
* 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#include <linux/gpio.h>
|
|
#include <linux/spi/spi.h>
|
|
#include <linux/spi/ads7846.h>
|
|
|
|
#include <linux/platform_data/spi-omap2-mcspi.h>
|
|
|
|
#include "common.h"
|
|
#include "common-board-devices.h"
|
|
|
|
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
|
|
defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
|
|
static struct omap2_mcspi_device_config ads7846_mcspi_config = {
|
|
.turbo_mode = 0,
|
|
};
|
|
|
|
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,
|
|
.gpio_pendown = -EINVAL,
|
|
.keep_vref_on = 1,
|
|
};
|
|
|
|
static struct spi_board_info ads7846_spi_board_info __initdata = {
|
|
.modalias = "ads7846",
|
|
.bus_num = -EINVAL,
|
|
.chip_select = 0,
|
|
.max_speed_hz = 1500000,
|
|
.controller_data = &ads7846_mcspi_config,
|
|
.irq = -EINVAL,
|
|
.platform_data = &ads7846_config,
|
|
};
|
|
|
|
void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
|
|
struct ads7846_platform_data *board_pdata)
|
|
{
|
|
struct spi_board_info *spi_bi = &ads7846_spi_board_info;
|
|
int err;
|
|
|
|
/*
|
|
* If a board defines get_pendown_state() function, request the pendown
|
|
* GPIO and set the GPIO debounce time.
|
|
* If a board does not define the get_pendown_state() function, then
|
|
* the ads7846 driver will setup the pendown GPIO itself.
|
|
*/
|
|
if (board_pdata && board_pdata->get_pendown_state) {
|
|
err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown");
|
|
if (err) {
|
|
pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err);
|
|
return;
|
|
}
|
|
|
|
if (gpio_debounce)
|
|
gpio_set_debounce(gpio_pendown, gpio_debounce);
|
|
|
|
gpio_export(gpio_pendown, 0);
|
|
}
|
|
|
|
spi_bi->bus_num = bus_num;
|
|
spi_bi->irq = gpio_to_irq(gpio_pendown);
|
|
|
|
ads7846_config.gpio_pendown = gpio_pendown;
|
|
|
|
if (board_pdata) {
|
|
board_pdata->gpio_pendown = gpio_pendown;
|
|
board_pdata->gpio_pendown_debounce = gpio_debounce;
|
|
spi_bi->platform_data = board_pdata;
|
|
}
|
|
|
|
spi_register_board_info(&ads7846_spi_board_info, 1);
|
|
}
|
|
#else
|
|
void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
|
|
struct ads7846_platform_data *board_pdata)
|
|
{
|
|
}
|
|
#endif
|