clkt_clksel.o
clock-omap2xxx = clkt2xxx_dpllcore.o \
clkt2xxx_virt_prcm_set.o \
- clkt2xxx_apll.o clkt2xxx_osc.o
+ clkt2xxx_apll.o clkt2xxx_osc.o \
+ clkt2xxx_sys.o
obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(prcm-common) $(clock-common) \
$(clock-omap2xxx)
--- /dev/null
+/*
+ * OMAP2xxx sys_clk-specific clock code
+ *
+ * Copyright (C) 2005-2008 Texas Instruments, Inc.
+ * Copyright (C) 2004-2010 Nokia Corporation
+ *
+ * Contacts:
+ * Richard Woodruff <r-woodruff2@ti.com>
+ * Paul Walmsley
+ *
+ * Based on earlier work by Tuukka Tikkanen, Tony Lindgren,
+ * Gordon McNutt and RidgeRun, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#undef DEBUG
+
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+
+#include <plat/clock.h>
+
+#include "clock.h"
+#include "clock2xxx.h"
+#include "prm.h"
+#include "prm-regbits-24xx.h"
+
+void __iomem *prcm_clksrc_ctrl;
+
+u32 omap2xxx_get_sysclkdiv(void)
+{
+ u32 div;
+
+ div = __raw_readl(prcm_clksrc_ctrl);
+ div &= OMAP_SYSCLKDIV_MASK;
+ div >>= OMAP_SYSCLKDIV_SHIFT;
+
+ return div;
+}
+
+unsigned long omap2xxx_sys_clk_recalc(struct clk *clk)
+{
+ return clk->parent->rate / omap2xxx_get_sysclkdiv();
+}
+
+
struct clk *vclk, *sclk, *dclk;
-void __iomem *prcm_clksrc_ctrl;
-
/*-------------------------------------------------------------------------
* Omap24xx specific clock functions
*-------------------------------------------------------------------------*/
.find_companion = omap2_clk_dflt_find_companion,
};
-#ifdef OLD_CK
-/* Recalculate SYST_CLK */
-static void omap2_sys_clk_recalc(struct clk *clk)
-{
- u32 div = PRCM_CLKSRC_CTRL;
- div &= (1 << 7) | (1 << 6); /* Test if ext clk divided by 1 or 2 */
- div >>= clk->rate_offset;
- clk->rate = (clk->parent->rate / div);
- propagate_rate(clk);
-}
-#endif /* OLD_CK */
-
-u32 omap2xxx_get_sysclkdiv(void)
-{
- u32 div;
-
- div = __raw_readl(prcm_clksrc_ctrl);
- div &= OMAP_SYSCLKDIV_MASK;
- div >>= OMAP_SYSCLKDIV_SHIFT;
-
- return div;
-}
-
-unsigned long omap2_sys_clk_recalc(struct clk *clk)
-{
- return clk->parent->rate / omap2xxx_get_sysclkdiv();
-}
-
/*
* Set clocks for bypass mode for reboot to work.
*/
unsigned long omap2_table_mpu_recalc(struct clk *clk);
int omap2_select_table_rate(struct clk *clk, unsigned long rate);
long omap2_round_to_table_rate(struct clk *clk, unsigned long rate);
-unsigned long omap2_sys_clk_recalc(struct clk *clk);
+unsigned long omap2xxx_sys_clk_recalc(struct clk *clk);
unsigned long omap2_osc_clk_recalc(struct clk *clk);
-unsigned long omap2_sys_clk_recalc(struct clk *clk);
unsigned long omap2_dpllcore_recalc(struct clk *clk);
int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate);
unsigned long omap2xxx_clk_get_core_rate(struct clk *clk);
.ops = &clkops_null,
.parent = &osc_ck,
.clkdm_name = "wkup_clkdm",
- .recalc = &omap2_sys_clk_recalc,
+ .recalc = &omap2xxx_sys_clk_recalc,
};
static struct clk alt_ck = { /* Typical 54M or 48M, may not exist */
osc_ck.rate = omap2_osc_clk_recalc(&osc_ck);
propagate_rate(&osc_ck);
- sys_ck.rate = omap2_sys_clk_recalc(&sys_ck);
+ sys_ck.rate = omap2xxx_sys_clk_recalc(&sys_ck);
propagate_rate(&sys_ck);
for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)