am33xx, davinci: Create and use <asm/davinci_rtc.h>

Create a common header file for the RTC IP block that is shared between
davinci and am33xx.

Signed-off-by: Tom Rini <trini@ti.com>

arch/arm/cpu/armv7/am33xx/board.c

@@ -32,6 +32,7 @@
 #include <linux/usb/gadget.h>
 #include <linux/usb/musb.h>
 #include <asm/omap_musb.h>
+#include <asm/davinci_rtc.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -150,15 +151,15 @@ __weak void am33xx_spl_board_init(void)
 
 static void rtc32k_enable(void)
 {
-	struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE;
+	struct davinci_rtc *rtc = (struct davinci_rtc *)RTC_BASE;
 
 	/*
 	 * Unlock the RTC's registers.  For more details please see the
 	 * RTC_SS section of the TRM.  In order to unlock we need to
 	 * write these specific values (keys) in this order.
 	 */
-	writel(0x83e70b13, &rtc->kick0r);
-	writel(0x95a4f1e0, &rtc->kick1r);
+	writel(RTC_KICK0R_WE, &rtc->kick0r);
+	writel(RTC_KICK1R_WE, &rtc->kick1r);
 
 	/* Enable the RTC 32K OSC by setting bits 3 and 6. */
 	writel((1 << 3) | (1 << 6), &rtc->osc);

arch/arm/include/asm/arch-am33xx/cpu.h

@@ -457,15 +457,6 @@ struct gptimer {
 	unsigned int tcar2;		/* offset 0x58 */
 };
 
-/* RTC Registers */
-struct rtc_regs {
-	unsigned int res[21];
-	unsigned int osc;		/* offset 0x54 */
-	unsigned int res2[5];
-	unsigned int kick0r;		/* offset 0x6c */
-	unsigned int kick1r;		/* offset 0x70 */
-};
-
 /* UART Registers */
 struct uart_sys {
 	unsigned int resv1[21];

arch/arm/include/asm/arch-davinci/hardware.h

@@ -613,42 +613,4 @@ static inline enum davinci_clk_ids get_async3_src(void)
 
 #endif
 
-struct davinci_rtc {
-	dv_reg	second;
-	dv_reg	minutes;
-	dv_reg	hours;
-	dv_reg	day;
-	dv_reg	month; /* 0x10 */
-	dv_reg	year;
-	dv_reg	dotw;
-	dv_reg	resv1;
-	dv_reg	alarmsecond; /* 0x20 */
-	dv_reg	alarmminute;
-	dv_reg	alarmhour;
-	dv_reg	alarmday;
-	dv_reg	alarmmonth; /* 0x30 */
-	dv_reg	alarmyear;
-	dv_reg	resv2[2];
-	dv_reg	ctrl; /* 0x40 */
-	dv_reg	status;
-	dv_reg	irq;
-	dv_reg	complsb;
-	dv_reg	compmsb; /* 0x50 */
-	dv_reg	osc;
-	dv_reg	resv3[2];
-	dv_reg	scratch0; /* 0x60 */
-	dv_reg	scratch1;
-	dv_reg	scratch2;
-	dv_reg	kick0r;
-	dv_reg	kick1r; /* 0x70 */
-};
-
-#define RTC_STATE_BUSY	0x01
-#define RTC_STATE_RUN	0x02
-
-#define RTC_KICK0R_WE	0x83e70b13
-#define RTC_KICK1R_WE	0x95a4f1e0
-
-#define davinci_rtc_base ((struct davinci_rtc *)DAVINCI_RTC_BASE)
-
 #endif /* __ASM_ARCH_HARDWARE_H */

arch/arm/include/asm/davinci_rtc.h

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Based on:
+ *
+ * -------------------------------------------------------------------------
+ *
+ *  linux/include/asm-arm/arch-davinci/hardware.h
+ *
+ *  Copyright (C) 2006 Texas Instruments.
+ *
+ * SPDX-License-Identifier:	GPL-2.0
+ */
+#ifndef __ASM_DAVINCI_RTC_H
+#define __ASM_DAVINCI_RTC_H
+
+struct davinci_rtc {
+	unsigned int	second;
+	unsigned int	minutes;
+	unsigned int	hours;
+	unsigned int	day;
+	unsigned int	month; /* 0x10 */
+	unsigned int	year;
+	unsigned int	dotw;
+	unsigned int	resv1;
+	unsigned int	alarmsecond; /* 0x20 */
+	unsigned int	alarmminute;
+	unsigned int	alarmhour;
+	unsigned int	alarmday;
+	unsigned int	alarmmonth; /* 0x30 */
+	unsigned int	alarmyear;
+	unsigned int	resv2[2];
+	unsigned int	ctrl; /* 0x40 */
+	unsigned int	status;
+	unsigned int	irq;
+	unsigned int	complsb;
+	unsigned int	compmsb; /* 0x50 */
+	unsigned int	osc;
+	unsigned int	resv3[2];
+	unsigned int	scratch0; /* 0x60 */
+	unsigned int	scratch1;
+	unsigned int	scratch2;
+	unsigned int	kick0r;
+	unsigned int	kick1r; /* 0x70 */
+};
+
+#define RTC_STATE_BUSY	0x01
+#define RTC_STATE_RUN	0x02
+
+#define RTC_KICK0R_WE	0x83e70b13
+#define RTC_KICK1R_WE	0x95a4f1e0
+#endif

board/enbw/enbw_cmc/enbw_cmc.c

@@ -36,6 +36,7 @@
 #include <asm/arch/hardware.h>
 #include <asm/arch/sdmmc_defs.h>
 #include <asm/arch/timer_defs.h>
+#include <asm/davinci_rtc.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 

drivers/bootcount/bootcount_davinci.c

@@ -6,8 +6,7 @@
  */
 
 #include <bootcount.h>
-#include <asm/arch/da850_lowlevel.h>
-#include <asm/arch/davinci_misc.h>
+#include <asm/davinci_rtc.h>
 
 void bootcount_store(ulong a)
 {

drivers/rtc/davinci.c

@@ -8,7 +8,7 @@
 #include <command.h>
 #include <rtc.h>
 #include <asm/io.h>
-#include <asm/arch/hardware.h>
+#include <asm/davinci_rtc.h>
 
 #if defined(CONFIG_CMD_DATE)
 int rtc_get(struct rtc_time *tmp)