From be2f93b1ea03adc9409ae3243ae4c3b831f098ae Mon Sep 17 00:00:00 2001 From: =?utf8?q?Beno=C3=AEt=20Th=C3=A9baudeau?= Date: Thu, 27 Sep 2012 10:24:13 +0000 Subject: [PATCH] mx51: Fix I2C clock ID check MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit There are only 2 I²C instances on i.MX51, but 3 on i.MX53. Signed-off-by: Benoît Thébaudeau Cc: Stefano Babic --- arch/arm/cpu/armv7/mx5/clock.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c index a59b88a490..46983ff33f 100644 --- a/arch/arm/cpu/armv7/mx5/clock.c +++ b/arch/arm/cpu/armv7/mx5/clock.c @@ -111,12 +111,16 @@ void enable_usboh3_clk(unsigned char enable) } #ifdef CONFIG_I2C_MXC -/* i2c_num can be from 0 - 2 */ +/* i2c_num can be from 0, to 1 for i.MX51 and 2 for i.MX53 */ int enable_i2c_clk(unsigned char enable, unsigned i2c_num) { u32 mask; +#if defined(CONFIG_MX51) + if (i2c_num > 1) +#elif defined(CONFIG_MX53) if (i2c_num > 2) +#endif return -EINVAL; mask = MXC_CCM_CCGR_CG_MASK << (MXC_CCM_CCGR1_I2C1_OFFSET + (i2c_num << 1)); -- 2.30.2