cregit-Linux how code gets into the kernel

Release 4.7 drivers/pcmcia/sa1111_jornada720.c

Directory: drivers/pcmcia
/*
 * drivers/pcmcia/sa1100_jornada720.c
 *
 * Jornada720 PCMCIA specific routines
 *
 */
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/io.h>

#include <mach/hardware.h>
#include <asm/hardware/sa1111.h>
#include <asm/mach-types.h>

#include "sa1111_generic.h"

/* Does SOCKET1_3V actually do anything? */

#define SOCKET0_POWER	GPIO_GPIO0

#define SOCKET0_3V	GPIO_GPIO2

#define SOCKET1_POWER	(GPIO_GPIO1 | GPIO_GPIO3)

#define SOCKET1_3V	GPIO_GPIO3


static int jornada720_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { struct sa1111_pcmcia_socket *s = to_skt(skt); unsigned int pa_dwr_mask, pa_dwr_set; int ret; printk(KERN_INFO "%s(): config socket %d vcc %d vpp %d\n", __func__, skt->nr, state->Vcc, state->Vpp); switch (skt->nr) { case 0: pa_dwr_mask = SOCKET0_POWER | SOCKET0_3V; switch (state->Vcc) { default: case 0: pa_dwr_set = 0; break; case 33: pa_dwr_set = SOCKET0_POWER | SOCKET0_3V; break; case 50: pa_dwr_set = SOCKET0_POWER; break; } break; case 1: pa_dwr_mask = SOCKET1_POWER; switch (state->Vcc) { default: case 0: pa_dwr_set = 0; break; case 33: pa_dwr_set = SOCKET1_POWER; break; case 50: pa_dwr_set = SOCKET1_POWER; break; } break; default: return -1; } if (state->Vpp != state->Vcc && state->Vpp != 0) { printk(KERN_ERR "%s(): slot cannot support VPP %u\n", __func__, state->Vpp); return -EPERM; } ret = sa1111_pcmcia_configure_socket(skt, state); if (ret == 0) sa1111_set_io(s->dev, pa_dwr_mask, pa_dwr_set); return ret; }

Contributors

PersonTokensPropCommitsCommitProp
linus torvaldslinus torvalds11553.00%19.09%
russell kingrussell king9041.47%654.55%
michael gernothmichael gernoth73.23%19.09%
kristoffer ericsonkristoffer ericson20.92%19.09%
harvey harrisonharvey harrison20.92%19.09%
nicolas pitrenicolas pitre10.46%19.09%
Total217100.00%11100.00%

static struct pcmcia_low_level jornada720_pcmcia_ops = { .owner = THIS_MODULE, .configure_socket = jornada720_pcmcia_configure_socket, .first = 0, .nr = 2, };
int pcmcia_jornada720_init(struct sa1111_dev *sadev) { int ret = -ENODEV; if (machine_is_jornada720()) { unsigned int pin = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3; GRER |= 0x00000002; /* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */ sa1111_set_io_dir(sadev, pin, 0, 0); sa1111_set_io(sadev, pin, 0); sa1111_set_sleep_io(sadev, pin, 0); sa11xx_drv_pcmcia_ops(&jornada720_pcmcia_ops); ret = sa1111_pcmcia_add(sadev, &jornada720_pcmcia_ops, sa11xx_drv_pcmcia_add_one); } return ret; }

Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king8493.33%571.43%
arnd bergmannarnd bergmann44.44%114.29%
dmitry eremin-baryshkovdmitry eremin-baryshkov22.22%114.29%
Total90100.00%7100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
russell kingrussell king21255.50%1058.82%
linus torvaldslinus torvalds14838.74%15.88%
michael gernothmichael gernoth71.83%15.88%
arnd bergmannarnd bergmann71.83%15.88%
kristoffer ericsonkristoffer ericson30.79%15.88%
harvey harrisonharvey harrison20.52%15.88%
dmitry eremin-baryshkovdmitry eremin-baryshkov20.52%15.88%
nicolas pitrenicolas pitre10.26%15.88%
Total382100.00%17100.00%
Directory: drivers/pcmcia
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