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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
/*
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* common-board-devices.c
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*
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* Copyright (C) 2011 CompuLab, Ltd.
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* Author: Mike Rapoport <mike@compulab.co.il>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#include <linux/gpio.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/ads7846.h>
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#include <linux/platform_data/spi-omap2-mcspi.h>
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#include "common.h"
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#include "common-board-devices.h"
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#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
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defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
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static struct omap2_mcspi_device_config ads7846_mcspi_config = {
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.turbo_mode = 0,
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};
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static struct ads7846_platform_data ads7846_config = {
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.x_max = 0x0fff,
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.y_max = 0x0fff,
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.x_plate_ohms = 180,
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.pressure_max = 255,
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.debounce_max = 10,
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.debounce_tol = 3,
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.debounce_rep = 1,
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.gpio_pendown = -EINVAL,
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.keep_vref_on = 1,
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};
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static struct spi_board_info ads7846_spi_board_info __initdata = {
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.modalias = "ads7846",
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.bus_num = -EINVAL,
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.chip_select = 0,
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.max_speed_hz = 1500000,
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.controller_data = &ads7846_mcspi_config,
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.irq = -EINVAL,
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.platform_data = &ads7846_config,
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};
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void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
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struct ads7846_platform_data *board_pdata)
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{
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struct spi_board_info *spi_bi = &ads7846_spi_board_info;
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int err;
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/*
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* If a board defines get_pendown_state() function, request the pendown
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* GPIO and set the GPIO debounce time.
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* If a board does not define the get_pendown_state() function, then
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* the ads7846 driver will setup the pendown GPIO itself.
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*/
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if (board_pdata && board_pdata->get_pendown_state) {
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err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown");
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if (err) {
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pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err);
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return;
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}
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if (gpio_debounce)
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gpio_set_debounce(gpio_pendown, gpio_debounce);
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gpio_export(gpio_pendown, 0);
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}
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spi_bi->bus_num = bus_num;
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spi_bi->irq = gpio_to_irq(gpio_pendown);
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ads7846_config.gpio_pendown = gpio_pendown;
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if (board_pdata) {
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board_pdata->gpio_pendown = gpio_pendown;
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board_pdata->gpio_pendown_debounce = gpio_debounce;
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spi_bi->platform_data = board_pdata;
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}
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spi_register_board_info(&ads7846_spi_board_info, 1);
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}
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#else
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void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
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struct ads7846_platform_data *board_pdata)
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{
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}
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#endif
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