Re: [U-Boot] [PATCH v4 5/8] mxc_i2c: add support for MX53 processor

On Tuesday, January 04, 2011 09:27:39 AM Jason Liu wrote:

This patch add I2C support for Freescale MX53 processor

Signed-off-by: Jason Liu r64343@freescale.com

-- SNIP --

+#if defined(CONFIG_MX31)

• freq = mx31_get_ipg_clk(); /* start the required I2C clock */ __REG(CCM_CGR0) = __REG(CCM_CGR0) | (3 << I2C_CLK_OFFSET);

+#else

• freq = mxc_get_clock(MXC_IPG_PERCLK);

Jason, this here is incorrect, I CCed you with my "rework of i2c_mxc" patch where this is fixed, as well as the driver is more stable (at least for me on imx51). The correct source here should be MXC_IPG_CLK.

Cheers

+#endif

for (i = 0; i < 0x1f; i++) if (freq / div[i] <= speed)