diff options
| author | Juergen Kilb <J.Kilb@phytec.de> | 2011-09-09 14:10:54 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-09-12 12:31:08 +0200 |
| commit | b9126db43ffc30d86c53cb19c2f56920cd33f855 (patch) | |
| tree | deaa3a0b3a18329e5c9e5faaf18a1ace9928f54e /drivers | |
| parent | 9c2a52539828710fa239b9d772c3d3538a87355d (diff) | |
| download | barebox-b9126db43ffc30d86c53cb19c2f56920cd33f855.tar.gz barebox-b9126db43ffc30d86c53cb19c2f56920cd33f855.tar.xz | |
Add omap_hsmmc platform data.
Add platform data to specify maximum frequency of hsmmc interface
which can be restricted due to external level shifters.
Signed-off-by: Juergen Kilb <J.Kilb@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mci/omap_hsmmc.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/mci/omap_hsmmc.c b/drivers/mci/omap_hsmmc.c index 5fdf445c70..bf8d4a9796 100644 --- a/drivers/mci/omap_hsmmc.c +++ b/drivers/mci/omap_hsmmc.c @@ -31,6 +31,8 @@ #include <errno.h> #include <asm/io.h> +#include <mach/omap_hsmmc.h> + struct hsmmc { unsigned char res1[0x10]; unsigned int sysconfig; /* 0x10 */ @@ -549,6 +551,7 @@ static void mmc_set_ios(struct mci_host *mci, struct device_d *dev, static int omap_mmc_probe(struct device_d *dev) { struct omap_hsmmc *hsmmc; + struct omap_hsmmc_platform_data *pdata; hsmmc = xzalloc(sizeof(*hsmmc)); @@ -564,7 +567,12 @@ static int omap_mmc_probe(struct device_d *dev) hsmmc->mci.voltages = MMC_VDD_32_33 | MMC_VDD_33_34; hsmmc->mci.f_min = 400000; - hsmmc->mci.f_max = 52000000; + + pdata = (struct omap_hsmmc_platform_data *)dev->platform_data; + if (pdata->f_max) + hsmmc->mci.f_max = pdata->f_max; + else + hsmmc->mci.f_max = 52000000; mci_register(&hsmmc->mci); |