static void butterfly_detach(struct parport *p)
{
struct butterfly *pp;
int status;
/* FIXME this global is ugly ... but, how to quickly get from
* the parport to the "struct butterfly" associated with it?
* "old school" driver-internal device lists?
*/
if (!butterfly || butterfly->port != p)
return;
pp = butterfly;
butterfly = NULL;
/* stop() unregisters child devices too */
status = spi_bitbang_stop(&pp->bitbang);
/* turn off VCC */
parport_write_data(pp->port, 0);
msleep(10);
parport_release(pp->pd);
parport_unregister_device(pp->pd);
(void) spi_master_put(pp->bitbang.master);
}
static int __devexit spi_imx_remove(struct platform_device *pdev)
{
struct spi_master *master = platform_get_drvdata(pdev);
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
struct spi_imx_data *spi_imx = spi_master_get_devdata(master);
int i;
spi_bitbang_stop(&spi_imx->bitbang);
writel(0, spi_imx->base + MXC_CSPICTRL);
clk_disable(spi_imx->clk);
clk_put(spi_imx->clk);
free_irq(spi_imx->irq, spi_imx);
iounmap(spi_imx->base);
for (i = 0; i < master->num_chipselect; i++)
if (spi_imx->chipselect[i] >= 0)
gpio_free(spi_imx->chipselect[i]);
spi_master_put(master);
release_mem_region(res->start, resource_size(res));
platform_set_drvdata(pdev, NULL);
return 0;
}
/**
* davinci_spi_remove - remove function for SPI Master Controller
* @dev: platform_device structure which contains plateform specific data
*
* This function will do the reverse action of davinci_spi_probe function
* It will free the IRQ and SPI controller's memory region.
* It will also call spi_bitbang_stop to destroy the work queue which was
* created by spi_bitbang_start.
*/
static int __devexit davinci_spi_remove(struct device *d)
{
struct platform_device *dev =
container_of(d, struct platform_device, dev);
struct davinci_spi *davinci_spi;
struct spi_master *master;
struct davinci_spi_platform_data *pdata = dev->dev.platform_data;
master = dev_get_drvdata(&(dev)->dev);
davinci_spi = spi_master_get_devdata(master);
spi_bitbang_stop(&davinci_spi->bitbang);
kfree(davinci_spi->dma_channels);
clk_disable(pdata->clk_info);
clk_put(pdata->clk_info);
pdata->clk_info = NULL;
spi_master_put(master);
kfree(davinci_spi->tmp_buf);
free_irq(davinci_spi->irq, davinci_spi);
iounmap(davinci_spi->base);
release_mem_region(davinci_spi->pbase, davinci_spi->region_size);
return 0;
}
static int altera_spi_remove(struct platform_device *dev)
{
struct altera_spi *hw = platform_get_drvdata(dev);
struct spi_master *master = hw->bitbang.master;
spi_bitbang_stop(&hw->bitbang);
spi_master_put(master);
return 0;
}
static int s3c2410_spigpio_remove(struct platform_device *dev)
{
struct s3c2410_spigpio *sp = platform_get_drvdata(dev);
spi_bitbang_stop(&sp->bitbang);
spi_master_put(sp->bitbang.master);
return 0;
}
static int s3c24xx_spi_remove(struct platform_device *dev)
{
struct s3c24xx_spi *hw = platform_get_drvdata(dev);
spi_bitbang_stop(&hw->bitbang);
clk_disable(hw->clk);
spi_master_put(hw->master);
return 0;
}
static int sh_sci_spi_remove(struct platform_device *dev)
{
struct sh_sci_spi *sp = platform_get_drvdata(dev);
iounmap(sp->membase);
setbits(sp, PIN_INIT, 0);
spi_bitbang_stop(&sp->bitbang);
spi_master_put(sp->bitbang.master);
return 0;
}
static int dspi_remove(struct platform_device *pdev)
{
struct fsl_dspi *dspi = platform_get_drvdata(pdev);
/* Disconnect from the SPI framework */
spi_bitbang_stop(&dspi->bitbang);
spi_master_put(dspi->bitbang.master);
return 0;
}
static int ath79_spi_remove(struct platform_device *pdev)
{
struct ath79_spi *sp = platform_get_drvdata(pdev);
spi_bitbang_stop(&sp->bitbang);
ath79_spi_disable(sp);
clk_disable(sp->clk);
spi_master_put(sp->bitbang.master);
return 0;
}
static int ar71xx_spi_remove(struct platform_device *pdev)
{
struct ar71xx_spi *sp = platform_get_drvdata(pdev);
spi_bitbang_stop(&sp->bitbang);
iounmap(sp->base);
platform_set_drvdata(pdev, NULL);
spi_master_put(sp->bitbang.master);
return 0;
}
static void __ath79_spi_remove(struct platform_device *pdev)
{
struct ath79_spi *sp = platform_get_drvdata(pdev);
spi_bitbang_stop(&sp->bitbang);
ath79_spi_disable(sp);
clk_disable(sp->clk);
clk_put(sp->clk);
iounmap(sp->base);
platform_set_drvdata(pdev, NULL);
spi_master_put(sp->bitbang.master);
}
static int tiny_spi_remove(struct platform_device *pdev)
{
struct tiny_spi *hw = platform_get_drvdata(pdev);
struct spi_master *master = hw->bitbang.master;
unsigned int i;
spi_bitbang_stop(&hw->bitbang);
for (i = 0; i < hw->gpio_cs_count; i++)
gpio_free(hw->gpio_cs[i]);
spi_master_put(master);
return 0;
}
static int dspi_remove(struct platform_device *pdev)
{
struct spi_master *master = platform_get_drvdata(pdev);
struct fsl_dspi *dspi = spi_master_get_devdata(master);
/* Disconnect from the SPI framework */
spi_bitbang_stop(&dspi->bitbang);
clk_disable_unprepare(dspi->clk);
spi_master_put(dspi->bitbang.master);
return 0;
}
void xilinx_spi_deinit(struct spi_master *master)
{
struct xilinx_spi *xspi;
xspi = spi_master_get_devdata(master);
spi_bitbang_stop(&xspi->bitbang);
free_irq(xspi->irq, xspi);
iounmap(xspi->regs);
release_mem_region(xspi->mem.start, resource_size(&xspi->mem));
spi_master_put(xspi->bitbang.master);
}
static int spi_gpio_remove(struct platform_device *pdev)
{
struct spi_gpio *sp;
struct spi_gpio_platform_data *pdata;
pdata = pdev->dev.platform_data;
sp = platform_get_drvdata(pdev);
spi_bitbang_stop(&sp->bitbang);
spi_master_put(sp->bitbang.master);
return 0;
}
static int spi_imx_remove(struct vmm_device *dev)
{
struct spi_master *master = vmm_devdrv_get_data(dev);
struct spi_imx_data *spi_imx = spi_master_get_devdata(master);
spi_bitbang_stop(&spi_imx->bitbang);
writel(0, spi_imx->base + MXC_CSPICTRL);
clk_disable_unprepare(spi_imx->clk_ipg);
clk_disable_unprepare(spi_imx->clk_per);
spi_master_put(master);
return 0;
}
static int spi_remove(struct platform_device *pdev)
{
struct ssc_pio_t *pio_info =
(struct ssc_pio_t *)pdev->dev.platform_data;
struct spi_stm_gpio *sp = platform_get_drvdata(pdev);
dgb_print("\n");
spi_bitbang_stop(&sp->bitbang);
spi_master_put(sp->bitbang.master);
stpio_free_pin(pio_info->clk);
stpio_free_pin(pio_info->sdout);
stpio_free_pin(pio_info->sdin);
return 0;
}
static int spi_imx_remove(struct platform_device *pdev)
{
struct spi_master *master = platform_get_drvdata(pdev);
struct spi_imx_data *spi_imx = spi_master_get_devdata(master);
spi_bitbang_stop(&spi_imx->bitbang);
writel(0, spi_imx->base + MXC_CSPICTRL);
clk_unprepare(spi_imx->clk_ipg);
clk_unprepare(spi_imx->clk_per);
spi_master_put(master);
return 0;
}
static int __exit mpc83xx_spi_remove(struct platform_device *dev)
{
struct mpc83xx_spi *mpc83xx_spi;
struct spi_master *master;
master = platform_get_drvdata(dev);
mpc83xx_spi = spi_master_get_devdata(master);
spi_bitbang_stop(&mpc83xx_spi->bitbang);
free_irq(mpc83xx_spi->irq, mpc83xx_spi);
iounmap(mpc83xx_spi->base);
spi_master_put(mpc83xx_spi->bitbang.master);
return 0;
}
static int __devexit xilinx_spi_remove(struct of_device *ofdev)
{
struct xilinx_spi *xspi;
struct spi_master *master;
master = platform_get_drvdata(ofdev);
xspi = spi_master_get_devdata(master);
spi_bitbang_stop(&xspi->bitbang);
free_irq(xspi->irq, xspi);
iounmap(xspi->regs);
dev_set_drvdata(&ofdev->dev, 0);
spi_master_put(xspi->bitbang.master);
return 0;
}
static int efm32_spi_remove(struct platform_device *pdev)
{
struct spi_master *master = platform_get_drvdata(pdev);
struct efm32_spi_ddata *ddata = spi_master_get_devdata(master);
spi_bitbang_stop(&ddata->bitbang);
efm32_spi_write32(ddata, 0, REG_IEN);
free_irq(ddata->txirq, ddata);
free_irq(ddata->rxirq, ddata);
clk_disable_unprepare(ddata->clk);
spi_master_put(master);
return 0;
}
static int __devexit spi_gpio_remove(struct platform_device *pdev)
{
struct spi_gpio *sp;
struct spi_gpio_platform_data *pdata;
pdata = pdev->dev.platform_data;
sp = platform_get_drvdata(pdev);
gpio_free(pdata->pin_clk);
gpio_free(pdata->pin_mosi);
gpio_free(pdata->pin_miso);
gpio_free(pdata->pin_cs);
spi_bitbang_stop(&sp->bitbang);
spi_master_put(sp->bitbang.master);
return 0;
}
static int xilinx_spi_remove(struct platform_device *pdev)
{
struct spi_master *master = platform_get_drvdata(pdev);
struct xilinx_spi *xspi = spi_master_get_devdata(master);
void __iomem *regs_base = xspi->regs;
spi_bitbang_stop(&xspi->bitbang);
/* Disable all the interrupts just in case */
xspi->write_fn(0, regs_base + XIPIF_V123B_IIER_OFFSET);
/* Disable the global IPIF interrupt */
xspi->write_fn(0, regs_base + XIPIF_V123B_DGIER_OFFSET);
spi_master_put(xspi->bitbang.master);
return 0;
}
static int spi_sirfsoc_remove(struct platform_device *pdev)
{
struct spi_master *master;
struct sirfsoc_spi *sspi;
int i;
master = platform_get_drvdata(pdev);
sspi = spi_master_get_devdata(master);
spi_bitbang_stop(&sspi->bitbang);
for (i = 0; i < master->num_chipselect; i++) {
if (sspi->chipselect[i] > 0)
gpio_free(sspi->chipselect[i]);
}
clk_disable_unprepare(sspi->clk);
clk_put(sspi->clk);
spi_master_put(master);
return 0;
}
static int __devexit xilinx_spi_remove(struct of_device *ofdev)
{
struct xilinx_spi *xspi;
struct spi_master *master;
struct resource r_mem;
master = platform_get_drvdata(ofdev);
xspi = spi_master_get_devdata(master);
spi_bitbang_stop(&xspi->bitbang);
free_irq(xspi->irq, xspi);
iounmap(xspi->regs);
if (!of_address_to_resource(ofdev->node, 0, &r_mem))
release_mem_region(r_mem.start, resource_size(&r_mem));
dev_set_drvdata(&ofdev->dev, 0);
spi_master_put(xspi->bitbang.master);
return 0;
}
static int nuc900_spi_remove(struct platform_device *dev)
{
struct nuc900_spi *hw = platform_get_drvdata(dev);
free_irq(hw->irq, hw);
spi_bitbang_stop(&hw->bitbang);
clk_disable(hw->clk);
clk_put(hw->clk);
iounmap(hw->regs);
release_mem_region(hw->res->start, resource_size(hw->res));
kfree(hw->ioarea);
spi_master_put(hw->master);
return 0;
}
/**
* davinci_spi_remove - remove function for SPI Master Controller
* @pdev: platform_device structure which contains plateform specific data
*
* This function will do the reverse action of davinci_spi_probe function
* It will free the IRQ and SPI controller's memory region.
* It will also call spi_bitbang_stop to destroy the work queue which was
* created by spi_bitbang_start.
*/
static int __exit davinci_spi_remove(struct platform_device *pdev)
{
struct davinci_spi *davinci_spi;
struct spi_master *master;
master = dev_get_drvdata(&pdev->dev);
davinci_spi = spi_master_get_devdata(master);
spi_bitbang_stop(&davinci_spi->bitbang);
clk_disable(davinci_spi->clk);
clk_put(davinci_spi->clk);
spi_master_put(master);
kfree(davinci_spi->tmp_buf);
free_irq(davinci_spi->irq, davinci_spi);
iounmap(davinci_spi->base);
release_mem_region(davinci_spi->pbase, davinci_spi->region_size);
return 0;
}
static void spi_lm70llp_detach(struct parport *p)
{
struct spi_lm70llp *pp;
if (!lm70llp || lm70llp->port != p)
return;
pp = lm70llp;
spi_bitbang_stop(&pp->bitbang);
parport_write_data(pp->port, 0);
parport_release(pp->pd);
parport_unregister_device(pp->pd);
(void) spi_master_put(pp->bitbang.master);
lm70llp = NULL;
}
static int s3c24xx_spi_remove(struct platform_device *dev)
{
struct s3c24xx_spi *hw = platform_get_drvdata(dev);
spi_bitbang_stop(&hw->bitbang);
clk_disable(hw->clk);
clk_put(hw->clk);
free_irq(hw->irq, hw);
iounmap(hw->regs);
if (hw->set_cs == s3c24xx_spi_gpiocs)
gpio_free(hw->pdata->pin_cs);
release_resource(hw->ioarea);
kfree(hw->ioarea);
spi_master_put(hw->master);
return 0;
}
static void butterfly_detach(struct parport *p)
{
struct butterfly *pp;
int status;
if (!butterfly || butterfly->port != p)
return;
pp = butterfly;
butterfly = NULL;
/* stop() unregisters child devices too */
status = spi_bitbang_stop(&pp->bitbang);
/* turn off VCC */
parport_write_data(pp->port, 0);
msleep(10);
parport_release(pp->pd);
parport_unregister_device(pp->pd);
(void) spi_master_put(pp->bitbang.master);
}
