[PATCH 1/7] ARM: S3C64XX: Add clock source frequency as driver data to s3c-hsotg
From: Maurus Cuelenaere <hidden>
Date: 2010-03-08 18:38:44
Also in:
linux-samsung-soc
Subsystem:
the rest, usb subsystem · Maintainers:
Linus Torvalds, Greg Kroah-Hartman
Signed-off-by: Maurus Cuelenaere <redacted> --- arch/arm/plat-s3c/include/plat/udc-hs.h | 8 ++++++++ drivers/usb/gadget/s3c-hsotg.c | 1 + 2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/arch/arm/plat-s3c/include/plat/udc-hs.hb/arch/arm/plat-s3c/include/plat/udc-hs.h index dd04db0..0dd69ca 100644
--- a/arch/arm/plat-s3c/include/plat/udc-hs.h
+++ b/arch/arm/plat-s3c/include/plat/udc-hs.h@@ -18,12 +18,20 @@ enum s3c_hostg_dmamode { S3C_HSOTG_DMA_DRV, /* DMA is chosen by driver */ }; +enum s3c_hsotg_clkfreq { + S3C_HSOTG_CLKFREQ_48MHZ = 0, + S3C_HSOTG_CLKFREQ_12MHZ = 2, + S3C_HSOTG_CLKFREQ_24MHZ = 3, +}; + /** * struct s3c_hsotg_plat - platform data for high-speed otg/udc * @dma: Whether to use DMA or not. * @is_osc: The clock source is an oscillator, not a crystal + * @clk_sel: Frequency of the clock source */ struct s3c_hsotg_plat { enum s3c_hostg_dmamode dma; unsigned int is_osc : 1; + enum s3c_hsotg_clkfreq clk_sel; };
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 4b5dbd0..c6240bb 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c@@ -2699,6 +2699,7 @@ static void s3c_hsotg_otgreset(struct s3c_hsotg *hsotg) mdelay(1); osc = hsotg->plat->is_osc ? S3C_PHYCLK_EXT_OSC : 0; + osc |= hsotg->plat->clk_sel; writel(osc | 0x10, S3C_PHYCLK);
--
1.7.0.1