Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2024-11-28 15:41:40 +00:00
Code Issues Projects Releases Packages Wiki Activity

driver:usb:s3c_udc: add support for Exynos4x12

Browse source 
This patch add new defines for usb phy for Exynos4x12.

Signed-off-by: Piotr Wilczek <p.wilczek@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Piotr Wilczek 2013-11-21 15:46:44 +01:00 committed by Minkyu Kang
parent 31e0bd6974
commit 4498cf252b
2 changed files with 12 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
drivers/usb/gadget/regs-otg.h
View file

@ -226,6 +226,11 @@ struct s3c_usbotg_reg {
#define CLK_SEL_12MHZ (0x2 << 0)
#define CLK_SEL_48MHZ (0x0 << 0)
#define EXYNOS4X12_ID_PULLUP0 (0x01 << 3)
#define EXYNOS4X12_COMMON_ON_N0 (0x01 << 4)
#define EXYNOS4X12_CLK_SEL_12MHZ (0x02 << 0)
#define EXYNOS4X12_CLK_SEL_24MHZ (0x05 << 0)
/* Device Configuration Register DCFG */
#define DEV_SPEED_HIGH_SPEED_20 (0x0 << 0)
#define DEV_SPEED_FULL_SPEED_20 (0x1 << 0)

9
drivers/usb/gadget/s3c_udc_otg.c
View file

@ -167,8 +167,13 @@ void otg_phy_init(struct s3c_udc *dev)
writel((readl(&phy->phypwr) &~(OTG_DISABLE_0 | ANALOG_PWRDOWN)
&~FORCE_SUSPEND_0), &phy->phypwr);
writel((readl(&phy->phyclk) &~(ID_PULLUP0 | COMMON_ON_N0)) |
CLK_SEL_24MHZ, &phy->phyclk); /* PLL 24Mhz */
if (s5p_cpu_id == 0x4412)
writel((readl(&phy->phyclk) & ~(EXYNOS4X12_ID_PULLUP0 |
EXYNOS4X12_COMMON_ON_N0)) | EXYNOS4X12_CLK_SEL_24MHZ,
&phy->phyclk); /* PLL 24Mhz */
else
writel((readl(&phy->phyclk) & ~(ID_PULLUP0 | COMMON_ON_N0)) |
CLK_SEL_24MHZ, &phy->phyclk); /* PLL 24Mhz */
writel((readl(&phy->rstcon) &~(LINK_SW_RST | PHYLNK_SW_RST))
| PHY_SW_RST0, &phy->rstcon);