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author | Stefano Babic <sbabic@denx.de> | 2011-07-13 14:34:52 +0200 |
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committer | Stefano Babic <sbabic@denx.de> | 2011-07-18 14:41:48 +0200 |
commit | 9f008bb47dd696d9e539fea2f045ae01b0c78a25 (patch) | |
tree | 19d9a7ba407f946a1d8332e28be64fe2be356e7b /arch/arm/cpu | |
parent | 386393c680f6a48bb3628809983dd1f403ddaa5d (diff) | |
download | u-boot-imx-9f008bb47dd696d9e539fea2f045ae01b0c78a25.zip u-boot-imx-9f008bb47dd696d9e539fea2f045ae01b0c78a25.tar.gz u-boot-imx-9f008bb47dd696d9e539fea2f045ae01b0c78a25.tar.bz2 |
MX31: Cleanup clock function
The patch provide the same API used with other i.MX
processors and get rid of mx31_ functions.
Signed-off-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'arch/arm/cpu')
-rw-r--r-- | arch/arm/cpu/arm1136/mx31/generic.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/arch/arm/cpu/arm1136/mx31/generic.c b/arch/arm/cpu/arm1136/mx31/generic.c index 4ebf38d..248431b 100644 --- a/arch/arm/cpu/arm1136/mx31/generic.c +++ b/arch/arm/cpu/arm1136/mx31/generic.c @@ -23,6 +23,7 @@ #include <common.h> #include <asm/arch/imx-regs.h> +#include <asm/arch/clock.h> #include <asm/io.h> static u32 mx31_decode_pll(u32 reg, u32 infreq) @@ -60,7 +61,7 @@ static u32 mx31_get_mcu_main_clk(void) return mx31_get_mpl_dpdgck_clk(); } -u32 mx31_get_ipg_clk(void) +static u32 mx31_get_ipg_clk(void) { u32 freq = mx31_get_mcu_main_clk(); u32 pdr0 = __REG(CCM_PDR0); @@ -78,6 +79,24 @@ void mx31_dump_clocks(void) printf("ipg clock : %dHz\n", mx31_get_ipg_clk()); } +unsigned int mxc_get_clock(enum mxc_clock clk) +{ + switch (clk) { + case MXC_ARM_CLK: + return mx31_get_mcu_main_clk(); + case MXC_IPG_CLK: + case MXC_CSPI_CLK: + case MXC_UART_CLK: + return mx31_get_ipg_clk(); + } + return -1; +} + +u32 imx_get_uartclk(void) +{ + return mxc_get_clock(MXC_UART_CLK); +} + void mx31_gpio_mux(unsigned long mode) { unsigned long reg, shift, tmp; |