From: Marek Vasut Date: Mon, 12 Nov 2012 14:34:31 +0000 (+0000) Subject: i2c: mxs: Fix TIMING2 register value X-Git-Url: http://git.dujemihanovic.xyz/login.html?a=commitdiff_plain;h=aff36ea92ec0700cd9241bf01e72956a3ab9600e;p=u-boot.git i2c: mxs: Fix TIMING2 register value According to FSL, the value in the TIMING2 register shall be 0x00300030 instead of what's written in the datasheet. This new value correlates with older STMP36xx datasheet. Issues were detected in Linux when this register was misconfigured, so write this correct value. Signed-off-by: Marek Vasut Cc: Stefano Babic Cc: Fabio Estevam --- diff --git a/drivers/i2c/mxs_i2c.c b/drivers/i2c/mxs_i2c.c index 3771452b9f..006fb919f4 100644 --- a/drivers/i2c/mxs_i2c.c +++ b/drivers/i2c/mxs_i2c.c @@ -267,8 +267,8 @@ int i2c_set_bus_speed(unsigned int speed) writel(spd->timing0, &i2c_regs->hw_i2c_timing0); writel(spd->timing1, &i2c_regs->hw_i2c_timing1); - writel((0x0015 << I2C_TIMING2_BUS_FREE_OFFSET) | - (0x000d << I2C_TIMING2_LEADIN_COUNT_OFFSET), + writel((0x0030 << I2C_TIMING2_BUS_FREE_OFFSET) | + (0x0030 << I2C_TIMING2_LEADIN_COUNT_OFFSET), &i2c_regs->hw_i2c_timing2); return 0;