From 4128e27584f58bce9f56a9a0346650c94a651332 Mon Sep 17 00:00:00 2001 From: Haojian Zhuang Date: Thu, 23 Feb 2012 23:37:33 +0800 Subject: ARM: mmp: enable rtc in pxa910 Support rtc-sa1100 driver in pxa910. Signed-off-by: Haojian Zhuang --- arch/arm/mach-mmp/include/mach/pxa910.h | 1 + arch/arm/mach-mmp/include/mach/regs-apbc.h | 1 + arch/arm/mach-mmp/include/mach/regs-rtc.h | 23 +++++++++++++++++++++++ 3 files changed, 25 insertions(+) create mode 100644 arch/arm/mach-mmp/include/mach/regs-rtc.h (limited to 'arch/arm/mach-mmp/include/mach') diff --git a/arch/arm/mach-mmp/include/mach/pxa910.h b/arch/arm/mach-mmp/include/mach/pxa910.h index 4de13abef7b..e2e1f1e5e12 100644 --- a/arch/arm/mach-mmp/include/mach/pxa910.h +++ b/arch/arm/mach-mmp/include/mach/pxa910.h @@ -22,6 +22,7 @@ extern struct pxa_device_desc pxa910_device_pwm4; extern struct pxa_device_desc pxa910_device_nand; extern struct platform_device pxa910_device_gpio; +extern struct platform_device pxa910_device_rtc; static inline int pxa910_add_uart(int id) { diff --git a/arch/arm/mach-mmp/include/mach/regs-apbc.h b/arch/arm/mach-mmp/include/mach/regs-apbc.h index 1a96585336b..8a37fb00365 100644 --- a/arch/arm/mach-mmp/include/mach/regs-apbc.h +++ b/arch/arm/mach-mmp/include/mach/regs-apbc.h @@ -57,6 +57,7 @@ #define APBC_PXA910_SSP1 APBC_REG(0x01c) #define APBC_PXA910_SSP2 APBC_REG(0x020) #define APBC_PXA910_IPC APBC_REG(0x024) +#define APBC_PXA910_RTC APBC_REG(0x028) #define APBC_PXA910_TWSI0 APBC_REG(0x02c) #define APBC_PXA910_KPC APBC_REG(0x030) #define APBC_PXA910_TIMERS APBC_REG(0x034) diff --git a/arch/arm/mach-mmp/include/mach/regs-rtc.h b/arch/arm/mach-mmp/include/mach/regs-rtc.h new file mode 100644 index 00000000000..5bff886a394 --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/regs-rtc.h @@ -0,0 +1,23 @@ +#ifndef __ASM_MACH_REGS_RTC_H +#define __ASM_MACH_REGS_RTC_H + +#include + +#define RTC_VIRT_BASE (APB_VIRT_BASE + 0x10000) +#define RTC_REG(x) (*((volatile u32 __iomem *)(RTC_VIRT_BASE + (x)))) + +/* + * Real Time Clock + */ + +#define RCNR RTC_REG(0x00) /* RTC Count Register */ +#define RTAR RTC_REG(0x04) /* RTC Alarm Register */ +#define RTSR RTC_REG(0x08) /* RTC Status Register */ +#define RTTR RTC_REG(0x0C) /* RTC Timer Trim Register */ + +#define RTSR_HZE (1 << 3) /* HZ interrupt enable */ +#define RTSR_ALE (1 << 2) /* RTC alarm interrupt enable */ +#define RTSR_HZ (1 << 1) /* HZ rising-edge detected */ +#define RTSR_AL (1 << 0) /* RTC alarm detected */ + +#endif /* __ASM_MACH_REGS_RTC_H */ -- cgit v1.2.3-70-g09d2