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mx25 clocks: Fix MXC_FEC_CLK

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mxc_get_clock(MXC_FEC_CLK) should return the IPG clock, not the AHB clock.

Also, imx_get_fecclk() was correct but reimplemented the calculation of the IPG
clock, so remove the duplicated code.

Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Cc: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Benoît Thébaudeau 2012-09-27 10:27:44 +00:00 committed by Tom Rini
parent c3b5189031
commit 17c7cf71b4
2 changed files with 2 additions and 3 deletions
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3
arch/arm/cpu/arm926ejs/mx25/generic.c
View File

@ -129,9 +129,8 @@ unsigned int mxc_get_clock(enum mxc_clock clk)
return imx_get_ahbclk();
case MXC_IPG_CLK:
case MXC_CSPI_CLK:
return imx_get_ipgclk();
case MXC_FEC_CLK:
return imx_get_ahbclk();
return imx_get_ipgclk();
default:
return imx_get_perclk(clk);
}

2
arch/arm/include/asm/arch-mx25/clock.h
View File

@ -71,7 +71,7 @@ ulong imx_get_perclk(int clk);
ulong imx_get_ahbclk(void);
#define imx_get_uartclk() imx_get_perclk(15)
#define imx_get_fecclk() (imx_get_ahbclk()/2)
#define imx_get_fecclk() mxc_get_clock(MXC_FEC_CLK)
unsigned int mxc_get_clock(enum mxc_clock clk);