| Simon Horman | 090ab3f | 2011-04-26 06:29:53 +0100 | [diff] [blame] | 1 | #ifndef SDHI_SH7372_H |
| 2 | #define SDHI_SH7372_H | ||||
| 3 | |||||
| 4 | #define SDGENCNTA 0xfe40009c | ||||
| 5 | |||||
| 6 | /* The countdown of SDGENCNTA is controlled by | ||||
| 7 | * ZB3D2CLK which runs at 149.5MHz. | ||||
| 8 | * That is 149.5ticks/us. Approximate this as 150ticks/us. | ||||
| 9 | */ | ||||
| 10 | static void udelay(int us) | ||||
| 11 | { | ||||
| 12 | __raw_writel(us * 150, SDGENCNTA); | ||||
| 13 | while(__raw_readl(SDGENCNTA)) ; | ||||
| 14 | } | ||||
| 15 | |||||
| 16 | static void msleep(int ms) | ||||
| 17 | { | ||||
| 18 | udelay(ms * 1000); | ||||
| 19 | } | ||||
| 20 | |||||
| 21 | #endif | ||||