cregit-Linux how code gets into the kernel

Release 4.11 arch/arm/mach-pxa/gumstix.h

/*
 *  arch/arm/mach-pxa/include/mach/gumstix.h
 *
 * 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.
 */

#include <mach/irqs.h> /* PXA_GPIO_TO_IRQ */

/* BTRESET - Reset line to Bluetooth module, active low signal. */

#define GPIO_GUMSTIX_BTRESET          7

#define GPIO_GUMSTIX_BTRESET_MD		(GPIO_GUMSTIX_BTRESET | GPIO_OUT)


/*
GPIOn - Input from MAX823 (or equiv), normalizing USB +5V into a clean
interrupt signal for determining cable presence. On the gumstix F,
this moves to GPIO17 and GPIO37. */

/* GPIOx - Connects to USB D+ and used as a pull-up after GPIOn
has detected a cable insertion; driven low otherwise. */


#define GPIO_GUMSTIX_USB_GPIOn		35

#define GPIO_GUMSTIX_USB_GPIOx		41

/* usb state change */

#define GUMSTIX_USB_INTR_IRQ		PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_USB_GPIOn)


#define GPIO_GUMSTIX_USB_GPIOn_MD	(GPIO_GUMSTIX_USB_GPIOn | GPIO_IN)

#define GPIO_GUMSTIX_USB_GPIOx_CON_MD	(GPIO_GUMSTIX_USB_GPIOx | GPIO_OUT)

#define GPIO_GUMSTIX_USB_GPIOx_DIS_MD	(GPIO_GUMSTIX_USB_GPIOx | GPIO_IN)

/*
 * SD/MMC definitions
 */

#define GUMSTIX_GPIO_nSD_WP		22 
/* SD Write Protect */

#define GUMSTIX_GPIO_nSD_DETECT		11 
/* MMC/SD Card Detect */

#define GUMSTIX_IRQ_GPIO_nSD_DETECT	PXA_GPIO_TO_IRQ(GUMSTIX_GPIO_nSD_DETECT)

/*
 * SMC Ethernet definitions
 * ETH_RST provides a hardware reset line to the ethernet chip
 * ETH is the IRQ line in from the ethernet chip to the PXA
 */

#define GPIO_GUMSTIX_ETH0_RST		80

#define GPIO_GUMSTIX_ETH0_RST_MD	(GPIO_GUMSTIX_ETH0_RST | GPIO_OUT)

#define GPIO_GUMSTIX_ETH1_RST		52

#define GPIO_GUMSTIX_ETH1_RST_MD	(GPIO_GUMSTIX_ETH1_RST | GPIO_OUT)


#define GPIO_GUMSTIX_ETH0		36

#define GPIO_GUMSTIX_ETH0_MD		(GPIO_GUMSTIX_ETH0 | GPIO_IN)

#define GUMSTIX_ETH0_IRQ		PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH0)

#define GPIO_GUMSTIX_ETH1		27

#define GPIO_GUMSTIX_ETH1_MD		(GPIO_GUMSTIX_ETH1 | GPIO_IN)

#define GUMSTIX_ETH1_IRQ		PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH1)


/* CF reset line */

#define GPIO8_RESET			8

/* CF slot 0 */

#define GPIO4_nBVD1			4

#define GPIO4_nSTSCHG			GPIO4_nBVD1

#define GPIO11_nCD			11

#define GPIO26_PRDY_nBSY		26

#define GUMSTIX_S0_nSTSCHG_IRQ		PXA_GPIO_TO_IRQ(GPIO4_nSTSCHG)

#define GUMSTIX_S0_nCD_IRQ		PXA_GPIO_TO_IRQ(GPIO11_nCD)

#define GUMSTIX_S0_PRDY_nBSY_IRQ	PXA_GPIO_TO_IRQ(GPIO26_PRDY_nBSY)

/* CF slot 1 */

#define GPIO18_nBVD1			18

#define GPIO18_nSTSCHG			GPIO18_nBVD1

#define GPIO36_nCD			36

#define GPIO27_PRDY_nBSY		27

#define GUMSTIX_S1_nSTSCHG_IRQ		PXA_GPIO_TO_IRQ(GPIO18_nSTSCHG)

#define GUMSTIX_S1_nCD_IRQ		PXA_GPIO_TO_IRQ(GPIO36_nCD)

#define GUMSTIX_S1_PRDY_nBSY_IRQ	PXA_GPIO_TO_IRQ(GPIO27_PRDY_nBSY)

/* CF GPIO line modes */

#define GPIO4_nSTSCHG_MD		(GPIO4_nSTSCHG | GPIO_IN)

#define GPIO8_RESET_MD			(GPIO8_RESET | GPIO_OUT)

#define GPIO11_nCD_MD			(GPIO11_nCD | GPIO_IN)

#define GPIO18_nSTSCHG_MD		(GPIO18_nSTSCHG | GPIO_IN)

#define GPIO26_PRDY_nBSY_MD		(GPIO26_PRDY_nBSY | GPIO_IN)

#define GPIO27_PRDY_nBSY_MD		(GPIO27_PRDY_nBSY | GPIO_IN)

#define GPIO36_nCD_MD			(GPIO36_nCD | GPIO_IN)

/* for expansion boards that can't be programatically detected */
extern int am200_init(void);
extern int am300_init(void);


Overall Contributors

PersonTokensPropCommitsCommitProp
Jaya Kumar18892.16%337.50%
Haojian Zhuang104.90%112.50%
Linus Walleij31.47%112.50%
Russell King10.49%112.50%
Arnd Bergmann10.49%112.50%
Christoph Egger10.49%112.50%
Total204100.00%8100.00%
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