diff options
author | Mark Brown <broonie@linaro.org> | 2014-01-14 18:14:47 +0400 |
---|---|---|
committer | Mark Brown <broonie@linaro.org> | 2014-01-14 18:14:47 +0400 |
commit | 13ea3300100ec3461560b1e061033cd167333a86 (patch) | |
tree | c60a016a06c488adada6959516e2a2de96d6d7d3 /drivers/spi | |
parent | b7ed6b88b2a5e961eeb939ef637a3cbb435a23a7 (diff) | |
parent | 68e67d97e1f91ed11e041b67f3a1336f518c608f (diff) | |
download | linux-13ea3300100ec3461560b1e061033cd167333a86.tar.xz |
Merge branch 'topic/rcar' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-rspi
Diffstat (limited to 'drivers/spi')
-rw-r--r-- | drivers/spi/spi-bcm2835.c | 2 | ||||
-rw-r--r-- | drivers/spi/spi-bcm63xx.c | 2 | ||||
-rw-r--r-- | drivers/spi/spi-mpc512x-psc.c | 2 | ||||
-rw-r--r-- | drivers/spi/spi-mxs.c | 2 | ||||
-rw-r--r-- | drivers/spi/spi-pxa2xx.c | 5 | ||||
-rw-r--r-- | drivers/spi/spi-rspi.c | 46 | ||||
-rw-r--r-- | drivers/spi/spi-ti-qspi.c | 23 | ||||
-rw-r--r-- | drivers/spi/spi-txx9.c | 2 | ||||
-rw-r--r-- | drivers/spi/spi.c | 2 |
9 files changed, 46 insertions, 40 deletions
diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c index 3ed666fe840a..9025edd7dc45 100644 --- a/drivers/spi/spi-bcm2835.c +++ b/drivers/spi/spi-bcm2835.c @@ -377,7 +377,7 @@ out_master_put: static int bcm2835_spi_remove(struct platform_device *pdev) { - struct spi_master *master = spi_master_get(platform_get_drvdata(pdev)); + struct spi_master *master = platform_get_drvdata(pdev); struct bcm2835_spi *bs = spi_master_get_devdata(master); free_irq(bs->irq, master); diff --git a/drivers/spi/spi-bcm63xx.c b/drivers/spi/spi-bcm63xx.c index 80d56b214eb5..469ecd876358 100644 --- a/drivers/spi/spi-bcm63xx.c +++ b/drivers/spi/spi-bcm63xx.c @@ -435,7 +435,7 @@ out: static int bcm63xx_spi_remove(struct platform_device *pdev) { - struct spi_master *master = spi_master_get(platform_get_drvdata(pdev)); + struct spi_master *master = platform_get_drvdata(pdev); struct bcm63xx_spi *bs = spi_master_get_devdata(master); /* reset spi block */ diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c index 9602bbd8d7ea..87676587d783 100644 --- a/drivers/spi/spi-mpc512x-psc.c +++ b/drivers/spi/spi-mpc512x-psc.c @@ -557,7 +557,7 @@ free_master: static int mpc512x_psc_spi_do_remove(struct device *dev) { - struct spi_master *master = spi_master_get(dev_get_drvdata(dev)); + struct spi_master *master = dev_get_drvdata(dev); struct mpc512x_psc_spi *mps = spi_master_get_devdata(master); clk_disable_unprepare(mps->clk_mclk); diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c index 73afb56c08cc..3adebfa22e3d 100644 --- a/drivers/spi/spi-mxs.c +++ b/drivers/spi/spi-mxs.c @@ -565,7 +565,7 @@ static int mxs_spi_remove(struct platform_device *pdev) struct mxs_spi *spi; struct mxs_ssp *ssp; - master = spi_master_get(platform_get_drvdata(pdev)); + master = platform_get_drvdata(pdev); spi = spi_master_get_devdata(master); ssp = &spi->ssp; diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index cb0e1f1137ad..7765b1999537 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1073,6 +1073,8 @@ pxa2xx_spi_acpi_get_pdata(struct platform_device *pdev) static struct acpi_device_id pxa2xx_spi_acpi_match[] = { { "INT33C0", 0 }, { "INT33C1", 0 }, + { "INT3430", 0 }, + { "INT3431", 0 }, { "80860F0E", 0 }, { }, }; @@ -1291,6 +1293,9 @@ static int pxa2xx_spi_resume(struct device *dev) /* Enable the SSP clock */ clk_prepare_enable(ssp->clk); + /* Restore LPSS private register bits */ + lpss_ssp_setup(drv_data); + /* Start the queue running */ status = spi_master_resume(drv_data->master); if (status != 0) { diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index 90c81b3f3431..587722495cf2 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -300,7 +300,7 @@ static int qspi_set_config_register(const struct rspi_data *rspi, spcmd = SPCMD_SPB_8BIT; else if (access_size == 16) spcmd = SPCMD_SPB_16BIT; - else if (access_size == 32) + else spcmd = SPCMD_SPB_32BIT; spcmd |= SPCMD_SCKDEN | SPCMD_SLNDEN | rspi->spcmd | SPCMD_SPNDEN; @@ -922,14 +922,9 @@ static void rspi_release_dma(struct rspi_data *rspi) static int rspi_remove(struct platform_device *pdev) { - struct rspi_data *rspi = spi_master_get(platform_get_drvdata(pdev)); + struct rspi_data *rspi = platform_get_drvdata(pdev); - spi_unregister_master(rspi->master); rspi_release_dma(rspi); - free_irq(platform_get_irq(pdev, 0), rspi); - clk_put(rspi->clk); - iounmap(rspi->addr); - spi_master_put(rspi->master); return 0; } @@ -951,12 +946,6 @@ static int rspi_probe(struct platform_device *pdev) dev_err(&pdev->dev, "there is no set_config_register\n"); return -ENODEV; } - /* get base addr */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (unlikely(res == NULL)) { - dev_err(&pdev->dev, "invalid resource\n"); - return -EINVAL; - } irq = platform_get_irq(pdev, 0); if (irq < 0) { @@ -974,19 +963,20 @@ static int rspi_probe(struct platform_device *pdev) platform_set_drvdata(pdev, rspi); rspi->ops = ops; rspi->master = master; - rspi->addr = ioremap(res->start, resource_size(res)); - if (rspi->addr == NULL) { - dev_err(&pdev->dev, "ioremap error.\n"); - ret = -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + rspi->addr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(rspi->addr)) { + ret = PTR_ERR(rspi->addr); goto error1; } snprintf(clk_name, sizeof(clk_name), "%s%d", id_entry->name, pdev->id); - rspi->clk = clk_get(&pdev->dev, clk_name); + rspi->clk = devm_clk_get(&pdev->dev, clk_name); if (IS_ERR(rspi->clk)) { dev_err(&pdev->dev, "cannot get clock\n"); ret = PTR_ERR(rspi->clk); - goto error2; + goto error1; } clk_enable(rspi->clk); @@ -1005,36 +995,32 @@ static int rspi_probe(struct platform_device *pdev) master->cleanup = rspi_cleanup; master->mode_bits = SPI_CPHA | SPI_CPOL; - ret = request_irq(irq, rspi_irq, 0, dev_name(&pdev->dev), rspi); + ret = devm_request_irq(&pdev->dev, irq, rspi_irq, 0, + dev_name(&pdev->dev), rspi); if (ret < 0) { dev_err(&pdev->dev, "request_irq error\n"); - goto error3; + goto error1; } rspi->irq = irq; ret = rspi_request_dma(rspi, pdev); if (ret < 0) { dev_err(&pdev->dev, "rspi_request_dma failed.\n"); - goto error4; + goto error2; } - ret = spi_register_master(master); + ret = devm_spi_register_master(&pdev->dev, master); if (ret < 0) { dev_err(&pdev->dev, "spi_register_master error.\n"); - goto error4; + goto error2; } dev_info(&pdev->dev, "probed\n"); return 0; -error4: - rspi_release_dma(rspi); - free_irq(irq, rspi); -error3: - clk_put(rspi->clk); error2: - iounmap(rspi->addr); + rspi_release_dma(rspi); error1: spi_master_put(master); diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c index 0b71270fbf67..4396bd448540 100644 --- a/drivers/spi/spi-ti-qspi.c +++ b/drivers/spi/spi-ti-qspi.c @@ -161,7 +161,7 @@ static int ti_qspi_setup(struct spi_device *spi) qspi->spi_max_frequency, clk_div); ret = pm_runtime_get_sync(qspi->dev); - if (ret) { + if (ret < 0) { dev_err(qspi->dev, "pm_runtime_get_sync() failed\n"); return ret; } @@ -459,11 +459,10 @@ static int ti_qspi_probe(struct platform_device *pdev) if (!of_property_read_u32(np, "num-cs", &num_cs)) master->num_chipselect = num_cs; - platform_set_drvdata(pdev, master); - qspi = spi_master_get_devdata(master); qspi->master = master; qspi->dev = &pdev->dev; + platform_set_drvdata(pdev, qspi); r = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -517,10 +516,26 @@ free_master: static int ti_qspi_remove(struct platform_device *pdev) { - struct ti_qspi *qspi = platform_get_drvdata(pdev); + struct spi_master *master; + struct ti_qspi *qspi; + int ret; + + master = platform_get_drvdata(pdev); + qspi = spi_master_get_devdata(master); + + ret = pm_runtime_get_sync(qspi->dev); + if (ret < 0) { + dev_err(qspi->dev, "pm_runtime_get_sync() failed\n"); + return ret; + } ti_qspi_write(qspi, QSPI_WC_INT_DISABLE, QSPI_INTR_ENABLE_CLEAR_REG); + pm_runtime_put(qspi->dev); + pm_runtime_disable(&pdev->dev); + + spi_unregister_master(master); + return 0; } diff --git a/drivers/spi/spi-txx9.c b/drivers/spi/spi-txx9.c index 637cce2b8bdd..18c9bb2b5f39 100644 --- a/drivers/spi/spi-txx9.c +++ b/drivers/spi/spi-txx9.c @@ -425,7 +425,7 @@ exit: static int txx9spi_remove(struct platform_device *dev) { - struct spi_master *master = spi_master_get(platform_get_drvdata(dev)); + struct spi_master *master = platform_get_drvdata(dev); struct txx9spi *c = spi_master_get_devdata(master); destroy_workqueue(c->workqueue); diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 18cc625d887f..349ebba4b199 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1415,7 +1415,7 @@ int devm_spi_register_master(struct device *dev, struct spi_master *master) return -ENOMEM; ret = spi_register_master(master); - if (ret != 0) { + if (!ret) { *ptr = master; devres_add(dev, ptr); } else { |