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authorTerry Lv <r65388@freescale.com>2011-01-05 17:03:28 +0800
committerJustin Waters <justin.waters@timesys.com>2012-09-05 14:57:36 -0400
commit39260c78fc3aa72bc4e997039f9acc4219092275 (patch)
treeb0b4b5186471cee0572d6d6342d5a962206c804f /cpu
parent92a10af23da36fe905c31bb11372fee6a9980def (diff)
ENGR00137604: Change PLL4 to 455MHz for mx53
Required by display to set ldb. We need to set PLL4 to 455MHz. Signed-off-by: Terry Lv <r65388@freescale.com>
Diffstat (limited to 'cpu')
-rw-r--r--cpu/arm_cortexa8/mx53/generic.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/cpu/arm_cortexa8/mx53/generic.c b/cpu/arm_cortexa8/mx53/generic.c
index 3e3571e76f3..d31d9b50165 100644
--- a/cpu/arm_cortexa8/mx53/generic.c
+++ b/cpu/arm_cortexa8/mx53/generic.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -494,6 +494,8 @@ void mxc_dump_clocks(void)
printf("mx53 pll2: %dMHz\n", freq / 1000000);
freq = __decode_pll(PLL3_CLK, CONFIG_MX53_HCLK_FREQ);
printf("mx53 pll3: %dMHz\n", freq / 1000000);
+ freq = __decode_pll(PLL4_CLK, CONFIG_MX53_HCLK_FREQ);
+ printf("mx53 pll4: %dMHz\n", freq / 1000000);
printf("ipg clock : %dHz\n", mxc_get_clock(MXC_IPG_CLK));
printf("ipg per clock : %dHz\n", mxc_get_clock(MXC_IPG_PERCLK));
printf("uart clock : %dHz\n", mxc_get_clock(MXC_UART_CLK));
@@ -989,6 +991,7 @@ int print_cpuinfo(void)
(get_board_rev() & 0xFF) >> 4,
(get_board_rev() & 0xF),
__get_mcu_main_clk() / 1000000);
+ mxc_dump_clocks();
return 0;
}
#endif