root/arch/arm/mach-s3c24xx/setup-spi.c

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DEFINITIONS

This source file includes following definitions.
  1. s3c64xx_spi0_cfg_gpio
   1 // SPDX-License-Identifier: GPL-2.0
   2 //
   3 // HS-SPI device setup for S3C2443/S3C2416
   4 //
   5 // Copyright (C) 2011 Samsung Electronics Ltd.
   6 //              http://www.samsung.com/
   7 
   8 #include <linux/gpio.h>
   9 #include <linux/platform_device.h>
  10 
  11 #include <plat/gpio-cfg.h>
  12 
  13 #include <mach/hardware.h>
  14 #include <mach/regs-gpio.h>
  15 
  16 #ifdef CONFIG_S3C64XX_DEV_SPI0
  17 int s3c64xx_spi0_cfg_gpio(void)
  18 {
  19         /* enable hsspi bit in misccr */
  20         s3c2410_modify_misccr(S3C2416_MISCCR_HSSPI_EN2, 1);
  21 
  22         s3c_gpio_cfgall_range(S3C2410_GPE(11), 3,
  23                               S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
  24 
  25         return 0;
  26 }
  27 #endif
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