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spi: mxs: Use clk support 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2013-04-16 09:05:55 +02:00
parent 3d8304d628
commit 13a2b14650
1 changed files with 5 additions and 1 deletions
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6
drivers/spi/mxs_spi.c
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@ -21,6 +21,7 @@
#include <errno.h>
#include <io.h>
#include <linux/clk.h>
#include <linux/err.h>
#include <asm/mmu.h>
#include <mach/generic.h>
#include <mach/imx-regs.h>
@ -52,7 +53,7 @@ static inline struct mxs_spi *to_mxs(struct spi_master *master)
static void imx_set_ssp_busclock(struct spi_master *master, uint32_t freq)
{
struct mxs_spi *mxs = to_mxs(master);
const uint32_t sspclk = imx_get_sspclk(master->bus_num);
const uint32_t sspclk = clk_get_rate(mxs->clk);
uint32_t val;
uint32_t divide, rate, tgtclk;
@ -266,6 +267,9 @@ static int mxs_spi_probe(struct device_d *dev)
mxs->mode = SPI_CPOL | SPI_CPHA;
mxs->regs = dev_request_mem_region(dev, 0);
mxs->clk = clk_get(dev, NULL);
if (IS_ERR(mxs->clk))
return PTR_ERR(mxs->clk);
spi_register_master(master);