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authorLily Zhang <r58066@freescale.com>2010-10-18 15:03:10 +0800
committerLily Zhang <r58066@freescale.com>2010-10-18 16:30:33 +0800
commit2f0524938f3430125baae136d5d0d68b86a70b96 (patch)
treea7e64c6518d23cc05b5edd3487106bb70b7bda86 /common
parent9bbe28258c19c28f8f85c22c932bd119368cfacb (diff)
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ENGR00132709 MX53: add "clk nfc" command support
Add "clk nfc" command support. Limit NFC MAX clock as 34MHZ to be compatible with some old NAND flashes. Signed-off-by: Lily Zhang <r58066@freescale.com>
Diffstat (limited to 'common')
-rw-r--r--common/cmd_clk.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/common/cmd_clk.c b/common/cmd_clk.c
index 0d6123e..b4130f3 100644
--- a/common/cmd_clk.c
+++ b/common/cmd_clk.c
@@ -42,6 +42,8 @@ int do_clkops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
clk_info(PERIPH_CLK);
else if (strcmp(argv[1], "ddr") == 0)
clk_info(DDR_CLK);
+ else if (strcmp(argv[1], "nfc") == 0)
+ clk_info(MXC_NFC_CLK);
else
printf("Unsupported clock type!\n");
break;
@@ -53,6 +55,8 @@ int do_clkops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
clk_config(CONFIG_REF_CLK_FREQ, freq, PERIPH_CLK);
else if (strcmp(argv[1], "ddr") == 0)
clk_config(CONFIG_REF_CLK_FREQ, freq, DDR_CLK);
+ else if (strcmp(argv[1], "nfc") == 0)
+ clk_config(CONFIG_REF_CLK_FREQ, freq, MXC_NFC_CLK);
else
printf("Unsupported clock type!\n");
break;
@@ -75,6 +79,7 @@ U_BOOT_CMD(
"clk periph <peripheral clock in MHz> -"
"Setup/Display peripheral clock\n"
"clk ddr <DDR clock in MHz> - Setup/Display DDR clock\n"
+ "clk nfc <NFC clk in MHz> - Setup/Display NFC clock\n"
"Example:\n"
"clk - Show various clocks\n"
"clk core 665 - Set core clock to 665MHz\n"