Merge remote-tracking branches 'spi/fix/ath79', 'spi/fix/atmel', 'spi/fix/coldfire', 'spi/fix/fsl-dspi', 'spi/fix/imx' and 'spi/fix/topcliff-pch' into spi-linus

This commit is contained in:
Mark Brown 2014-03-07 11:08:13 +08:00
6 changed files with 35 additions and 17 deletions

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@ -132,9 +132,9 @@ static int ath79_spi_setup_cs(struct spi_device *spi)
flags = GPIOF_DIR_OUT;
if (spi->mode & SPI_CS_HIGH)
flags |= GPIOF_INIT_HIGH;
else
flags |= GPIOF_INIT_LOW;
else
flags |= GPIOF_INIT_HIGH;
status = gpio_request_one(cdata->gpio, flags,
dev_name(&spi->dev));

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@ -1455,6 +1455,14 @@ static int atmel_spi_suspend(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
struct atmel_spi *as = spi_master_get_devdata(master);
int ret;
/* Stop the queue running */
ret = spi_master_suspend(master);
if (ret) {
dev_warn(dev, "cannot suspend master\n");
return ret;
}
clk_disable_unprepare(as->clk);
return 0;
@ -1464,9 +1472,16 @@ static int atmel_spi_resume(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
struct atmel_spi *as = spi_master_get_devdata(master);
int ret;
clk_prepare_enable(as->clk);
return 0;
/* Start the queue running */
ret = spi_master_resume(master);
if (ret)
dev_err(dev, "problem starting queue (%d)\n", ret);
return ret;
}
static SIMPLE_DEV_PM_OPS(atmel_spi_pm_ops, atmel_spi_suspend, atmel_spi_resume);

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@ -514,7 +514,8 @@ static int mcfqspi_resume(struct device *dev)
#ifdef CONFIG_PM_RUNTIME
static int mcfqspi_runtime_suspend(struct device *dev)
{
struct mcfqspi *mcfqspi = dev_get_drvdata(dev);
struct spi_master *master = dev_get_drvdata(dev);
struct mcfqspi *mcfqspi = spi_master_get_devdata(master);
clk_disable(mcfqspi->clk);
@ -523,7 +524,8 @@ static int mcfqspi_runtime_suspend(struct device *dev)
static int mcfqspi_runtime_resume(struct device *dev)
{
struct mcfqspi *mcfqspi = dev_get_drvdata(dev);
struct spi_master *master = dev_get_drvdata(dev);
struct mcfqspi *mcfqspi = spi_master_get_devdata(master);
clk_enable(mcfqspi->clk);

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@ -420,7 +420,6 @@ static int dspi_suspend(struct device *dev)
static int dspi_resume(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
struct fsl_dspi *dspi = spi_master_get_devdata(master);
@ -504,7 +503,7 @@ static int dspi_probe(struct platform_device *pdev)
clk_prepare_enable(dspi->clk);
init_waitqueue_head(&dspi->waitq);
platform_set_drvdata(pdev, dspi);
platform_set_drvdata(pdev, master);
ret = spi_bitbang_start(&dspi->bitbang);
if (ret != 0) {
@ -525,7 +524,8 @@ out_master_put:
static int dspi_remove(struct platform_device *pdev)
{
struct fsl_dspi *dspi = platform_get_drvdata(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);

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@ -948,8 +948,8 @@ static int spi_imx_remove(struct platform_device *pdev)
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);
clk_unprepare(spi_imx->clk_ipg);
clk_unprepare(spi_imx->clk_per);
spi_master_put(master);
return 0;

View File

@ -915,7 +915,7 @@ static void pch_spi_request_dma(struct pch_spi_data *data, int bpw)
/* Set Tx DMA */
param = &dma->param_tx;
param->dma_dev = &dma_dev->dev;
param->chan_id = data->master->bus_num * 2; /* Tx = 0, 2 */
param->chan_id = data->ch * 2; /* Tx = 0, 2 */;
param->tx_reg = data->io_base_addr + PCH_SPDWR;
param->width = width;
chan = dma_request_channel(mask, pch_spi_filter, param);
@ -930,7 +930,7 @@ static void pch_spi_request_dma(struct pch_spi_data *data, int bpw)
/* Set Rx DMA */
param = &dma->param_rx;
param->dma_dev = &dma_dev->dev;
param->chan_id = data->master->bus_num * 2 + 1; /* Rx = Tx + 1 */
param->chan_id = data->ch * 2 + 1; /* Rx = Tx + 1 */;
param->rx_reg = data->io_base_addr + PCH_SPDRR;
param->width = width;
chan = dma_request_channel(mask, pch_spi_filter, param);
@ -1452,6 +1452,11 @@ static int pch_spi_pd_probe(struct platform_device *plat_dev)
pch_spi_set_master_mode(master);
if (use_dma) {
dev_info(&plat_dev->dev, "Use DMA for data transfers\n");
pch_alloc_dma_buf(board_dat, data);
}
ret = spi_register_master(master);
if (ret != 0) {
dev_err(&plat_dev->dev,
@ -1459,14 +1464,10 @@ static int pch_spi_pd_probe(struct platform_device *plat_dev)
goto err_spi_register_master;
}
if (use_dma) {
dev_info(&plat_dev->dev, "Use DMA for data transfers\n");
pch_alloc_dma_buf(board_dat, data);
}
return 0;
err_spi_register_master:
pch_free_dma_buf(board_dat, data);
free_irq(board_dat->pdev->irq, data);
err_request_irq:
pch_spi_free_resources(board_dat, data);