[ARM] S3C64XX: Setup functions for i2c bus 1.
Add common gpio setup for i2c bus 1 on all current S3C64XX architectures. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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@ -48,4 +48,9 @@ config S3C64XX_SETUP_I2C0
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Note, currently since i2c0 is always compiled, this setup helper
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is always compiled with it.
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config S3C64XX_SETUP_I2C1
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bool
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help
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Common setup code for i2c bus 1.
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endif
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@ -27,3 +27,4 @@ obj-$(CONFIG_CPU_S3C6400_CLOCK) += s3c6400-clock.o
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# Device setup
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obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o
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obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o
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@ -0,0 +1,31 @@
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/* linux/arch/arm/plat-s3c64xx/setup-i2c1.c
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*
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* Copyright 2008 Openmoko, Inc.
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* Copyright 2008 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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* http://armlinux.simtec.co.uk/
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*
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* Base S3C64XX I2C bus 1 gpio configuration
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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struct platform_device; /* don't need the contents */
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#include <mach/gpio.h>
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#include <plat/iic.h>
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#include <plat/gpio-bank-b.h>
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#include <plat/gpio-cfg.h>
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void s3c_i2c1_cfg_gpio(struct platform_device *dev)
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{
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s3c_gpio_cfgpin(S3C64XX_GPB(2), S3C64XX_GPB2_I2C_SCL1);
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s3c_gpio_cfgpin(S3C64XX_GPB(3), S3C64XX_GPB3_I2C_SDA1);
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s3c_gpio_setpull(S3C64XX_GPB(2), S3C_GPIO_PULL_UP);
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s3c_gpio_setpull(S3C64XX_GPB(3), S3C_GPIO_PULL_UP);
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}
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