static int dspi_suspend(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
struct fsl_dspi *dspi = spi_master_get_devdata(master);
spi_master_suspend(master);
clk_disable_unprepare(dspi->clk);
return 0;
}
static int spi_st_suspend(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
int ret;
ret = spi_master_suspend(master);
if (ret)
return ret;
return pm_runtime_force_suspend(dev);
}
/**
* zynq_qspi_suspend - Suspend method for the QSPI driver
* @_dev: Address of the platform_device structure
*
* This function stops the QSPI driver queue and disables the QSPI controller
*
* Return: Always 0
*/
static int __maybe_unused zynq_qspi_suspend(struct device *_dev)
{
struct platform_device *pdev = container_of(_dev,
struct platform_device, dev);
struct spi_master *master = platform_get_drvdata(pdev);
spi_master_suspend(master);
zynq_unprepare_transfer_hardware(master);
return 0;
}
static int s3c24xx_spi_suspend(struct device *dev)
{
struct s3c24xx_spi *hw = dev_get_drvdata(dev);
int ret;
ret = spi_master_suspend(hw->master);
if (ret)
return ret;
if (hw->pdata && hw->pdata->gpio_setup)
hw->pdata->gpio_setup(hw->pdata, 0);
clk_disable(hw->clk);
return 0;
}
/**
* cdns_spi_suspend - Suspend method for the SPI driver
* @dev: Address of the platform_device structure
*
* This function disables the SPI controller and
* changes the driver state to "suspend"
*
* Return: Always 0
*/
static int __maybe_unused cdns_spi_suspend(struct device *dev)
{
struct platform_device *pdev = container_of(dev,
struct platform_device, dev);
struct spi_master *master = platform_get_drvdata(pdev);
struct cdns_spi *xspi = spi_master_get_devdata(master);
spi_master_suspend(master);
clk_disable_unprepare(xspi->ref_clk);
clk_disable_unprepare(xspi->pclk);
return 0;
}
static int __maybe_unused bcm_qspi_suspend(struct device *dev)
{
struct bcm_qspi *qspi = dev_get_drvdata(dev);
/* store the override strap value */
if (!bcm_qspi_bspi_ver_three(qspi))
qspi->s3_strap_override_ctrl =
bcm_qspi_read(qspi, BSPI, BSPI_STRAP_OVERRIDE_CTRL);
spi_master_suspend(qspi->master);
clk_disable(qspi->clk);
bcm_qspi_hw_uninit(qspi);
return 0;
};
static int rockchip_spi_suspend(struct device *dev)
{
int ret = 0;
struct spi_master *master = dev_get_drvdata(dev);
struct rockchip_spi *rs = spi_master_get_devdata(master);
ret = spi_master_suspend(rs->master);
if (ret)
return ret;
if (!pm_runtime_suspended(dev)) {
clk_disable_unprepare(rs->spiclk);
clk_disable_unprepare(rs->apb_pclk);
}
return ret;
}
static int spi_qup_suspend(struct device *device)
{
struct spi_master *master = dev_get_drvdata(device);
struct spi_qup *controller = spi_master_get_devdata(master);
int ret;
ret = spi_master_suspend(master);
if (ret)
return ret;
ret = spi_qup_set_state(controller, QUP_STATE_RESET);
if (ret)
return ret;
clk_disable_unprepare(controller->cclk);
clk_disable_unprepare(controller->iclk);
return 0;
}
static int img_spfi_suspend(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
return spi_master_suspend(master);
}
/**
* cdns_spi_suspend - Suspend method for the SPI driver
* @dev: Address of the platform_device structure
*
* This function disables the SPI controller and
* changes the driver state to "suspend"
*
* Return: 0 on success and error value on error
*/
static int __maybe_unused cdns_spi_suspend(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
return spi_master_suspend(master);
}
