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imx: mx7ulp: Implement the clock functions for i2c driver

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Implement the i2c clock enable and get function for mx7ulp. These
functions are required by imx_lpi2c driver.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Ye Li
2017-02-22 16:21:44 +08:00
committed by Stefano Babic
parent 1b409828b1
commit d4dcee2213
2 changed files with 44 additions and 0 deletions
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4
arch/arm/include/asm/arch-mx7ulp/clock.h
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@@ -27,6 +27,10 @@ enum mxc_clock {
u32 mxc_get_clock(enum mxc_clock clk);
u32 get_lpuart_clk(void);
#ifdef CONFIG_SYS_LPI2C_IMX
int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
u32 imx_get_i2cclk(unsigned i2c_num);
#endif
#ifdef CONFIG_MXC_OCOTP
void enable_ocotp_clk(unsigned char enable);
#endif