diff options
| author | Scott Jiang <scott.jiang.linux@gmail.com> | 2014-04-05 11:29:09 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-04-14 17:45:25 +0100 |
| commit | c34cc2487d5e6c225609696db3f49d40259787e2 (patch) | |
| tree | afbbcacc5f20ac2aab6e4d71df986ea01f4dde2c | |
| parent | 766e3721990d2c78e0d614b57753f105adbaa8c5 (diff) | |
spi: spi-adi-v3: convert to use common clk framework
Use common clk api to get spi clock.
Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
| -rw-r--r-- | arch/blackfin/mach-bf609/clock.c | 7 | ||||
| -rw-r--r-- | drivers/spi/spi-adi-v3.c | 13 |
2 files changed, 14 insertions, 6 deletions
diff --git a/arch/blackfin/mach-bf609/clock.c b/arch/blackfin/mach-bf609/clock.c index 56200f37cfc..244fa4ab4c5 100644 --- a/arch/blackfin/mach-bf609/clock.c +++ b/arch/blackfin/mach-bf609/clock.c @@ -363,6 +363,12 @@ static struct clk ethclk = { .ops = &dummy_clk_ops, }; +static struct clk spiclk = { + .name = "spi", + .parent = &sclk1, + .ops = &dummy_clk_ops, +}; + static struct clk_lookup bf609_clks[] = { CLK(sys_clkin, NULL, "SYS_CLKIN"), CLK(pll_clk, NULL, "PLLCLK"), @@ -375,6 +381,7 @@ static struct clk_lookup bf609_clks[] = { CLK(dclk, NULL, "DCLK"), CLK(oclk, NULL, "OCLK"), CLK(ethclk, NULL, "stmmaceth"), + CLK(spiclk, NULL, "spi"), }; int __init clk_init(void) diff --git a/drivers/spi/spi-adi-v3.c b/drivers/spi/spi-adi-v3.c index 0c2914cfcdb..dcb2287c7f8 100644 --- a/drivers/spi/spi-adi-v3.c +++ b/drivers/spi/spi-adi-v3.c @@ -13,6 +13,7 @@ * GNU General Public License for more details. */ +#include <linux/clk.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/dma-mapping.h> @@ -800,7 +801,7 @@ static int adi_spi_probe(struct platform_device *pdev) struct adi_spi_master *drv_data; struct resource *mem, *res; unsigned int tx_dma, rx_dma; - unsigned long sclk; + struct clk *sclk; int ret; if (!info) { @@ -808,10 +809,10 @@ static int adi_spi_probe(struct platform_device *pdev) return -ENODEV; } - sclk = get_sclk1(); - if (!sclk) { - dev_err(dev, "can not get sclk1\n"); - return -ENXIO; + sclk = devm_clk_get(dev, "spi"); + if (IS_ERR(sclk)) { + dev_err(dev, "can not get spi clock\n"); + return PTR_ERR(sclk); } res = platform_get_resource(pdev, IORESOURCE_DMA, 0); @@ -852,7 +853,7 @@ static int adi_spi_probe(struct platform_device *pdev) drv_data->tx_dma = tx_dma; drv_data->rx_dma = rx_dma; drv_data->pin_req = info->pin_req; - drv_data->sclk = sclk; + drv_data->sclk = clk_get_rate(sclk); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); drv_data->regs = devm_ioremap_resource(dev, mem); |