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/* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only 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.
*/
#include <linux/bitops.h>
#include <linux/io.h>
#include <mach/msm_iomap.h>
#include <mach/gpiomux.h>
#define GPIO_CFG(n) (MSM_TLMM_BASE + 0x1000 + (0x10 * n))
#define GPIO_IN_OUT(n) (MSM_TLMM_BASE + 0x1004 + (0x10 * n))
void __msm_gpiomux_write(unsigned gpio, struct gpiomux_setting val)
{
uint32_t bits;
bits = (val.drv << 6) | (val.func << 2) | val.pull;
if (val.func == GPIOMUX_FUNC_GPIO) {
bits |= val.dir > GPIOMUX_IN ? BIT(9) : 0;
__raw_writel(val.dir == GPIOMUX_OUT_HIGH ? BIT(1) : 0,
GPIO_IN_OUT(gpio));
}
__raw_writel(bits, GPIO_CFG(gpio));
mb();
}
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