From f814f9ac5a819542fdf6db97305db9da603c1eeb Mon Sep 17 00:00:00 2001 From: Andrew Lunn Date: Mon, 23 Jul 2012 12:08:09 +0200 Subject: spi/orion: add device tree binding Signed-off-by: Michael Walle Signed-off-by: Andrew Lunn Acked-by: Jason Cooper Acked-by: Sebastian Hesselbarth Signed-off-by: Mark Brown --- drivers/spi/spi-orion.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'drivers/spi/spi-orion.c') diff --git a/drivers/spi/spi-orion.c b/drivers/spi/spi-orion.c index dfd04e91fa6d..74312a862ba8 100644 --- a/drivers/spi/spi-orion.c +++ b/drivers/spi/spi-orion.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include @@ -453,6 +454,8 @@ static int __init orion_spi_probe(struct platform_device *pdev) struct orion_spi_info *spi_info; unsigned long tclk_hz; int status = 0; + const u32 *iprop; + int size; spi_info = pdev->dev.platform_data; @@ -464,6 +467,12 @@ static int __init orion_spi_probe(struct platform_device *pdev) if (pdev->id != -1) master->bus_num = pdev->id; + if (pdev->dev.of_node) { + iprop = of_get_property(pdev->dev.of_node, "cell-index", + &size); + if (iprop && size == sizeof(*iprop)) + master->bus_num = *iprop; + } /* we support only mode 0, and no options */ master->mode_bits = 0; @@ -511,6 +520,7 @@ static int __init orion_spi_probe(struct platform_device *pdev) if (orion_spi_reset(spi) < 0) goto out_rel_mem; + master->dev.of_node = pdev->dev.of_node; status = spi_register_master(master); if (status < 0) goto out_rel_mem; @@ -552,10 +562,17 @@ static int __exit orion_spi_remove(struct platform_device *pdev) MODULE_ALIAS("platform:" DRIVER_NAME); +static const struct of_device_id orion_spi_of_match_table[] __devinitdata = { + { .compatible = "marvell,orion-spi", }, + {} +}; +MODULE_DEVICE_TABLE(of, orion_spi_of_match_table); + static struct platform_driver orion_spi_driver = { .driver = { .name = DRIVER_NAME, .owner = THIS_MODULE, + .of_match_table = of_match_ptr(orion_spi_of_match_table), }, .remove = __exit_p(orion_spi_remove), }; -- cgit From 8ceffa7c4a4c378d8e371fe2f444656e75390b34 Mon Sep 17 00:00:00 2001 From: Michael Walle Date: Mon, 23 Jul 2012 13:16:54 +0200 Subject: spi/orion: remove uneeded spi_info This was formerly used to store the tclk value. This is now discovered using the clk API, rather than pass it as platform data. Signed-off-by: Michael Walle Acked-by: Jason Cooper Signed-off-by: Andrew Lunn Acked-by: Sebastian Hesselbarth Signed-off-by: Mark Brown --- drivers/spi/spi-orion.c | 5 ----- 1 file changed, 5 deletions(-) (limited to 'drivers/spi/spi-orion.c') diff --git a/drivers/spi/spi-orion.c b/drivers/spi/spi-orion.c index 74312a862ba8..9b0caddce503 100644 --- a/drivers/spi/spi-orion.c +++ b/drivers/spi/spi-orion.c @@ -46,7 +46,6 @@ struct orion_spi { void __iomem *base; unsigned int max_speed; unsigned int min_speed; - struct orion_spi_info *spi_info; struct clk *clk; }; @@ -451,14 +450,11 @@ static int __init orion_spi_probe(struct platform_device *pdev) struct spi_master *master; struct orion_spi *spi; struct resource *r; - struct orion_spi_info *spi_info; unsigned long tclk_hz; int status = 0; const u32 *iprop; int size; - spi_info = pdev->dev.platform_data; - master = spi_alloc_master(&pdev->dev, sizeof *spi); if (master == NULL) { dev_dbg(&pdev->dev, "master allocation failed\n"); @@ -485,7 +481,6 @@ static int __init orion_spi_probe(struct platform_device *pdev) spi = spi_master_get_devdata(master); spi->master = master; - spi->spi_info = spi_info; spi->clk = clk_get(&pdev->dev, NULL); if (IS_ERR(spi->clk)) { -- cgit