aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/arch-mx51/clock.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/include/asm/arch-mx51/clock.h')
-rw-r--r--arch/arm/include/asm/arch-mx51/clock.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx51/clock.h b/arch/arm/include/asm/arch-mx51/clock.h
new file mode 100644
index 000000000..1f8a537a5
--- /dev/null
+++ b/arch/arm/include/asm/arch-mx51/clock.h
@@ -0,0 +1,43 @@
+/*
+ * (C) Copyright 2009
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __ASM_ARCH_CLOCK_H
+#define __ASM_ARCH_CLOCK_H
+
+enum mxc_clock {
+ MXC_ARM_CLK = 0,
+ MXC_AHB_CLK,
+ MXC_IPG_CLK,
+ MXC_IPG_PERCLK,
+ MXC_UART_CLK,
+ MXC_CSPI_CLK,
+ MXC_FEC_CLK,
+};
+
+unsigned int imx_decode_pll(unsigned int pll, unsigned int f_ref);
+
+u32 imx_get_uartclk(void);
+u32 imx_get_fecclk(void);
+unsigned int mxc_get_clock(enum mxc_clock clk);
+
+#endif /* __ASM_ARCH_CLOCK_H */