From 7e43357e93c2aff021f9d41b4bd4f666ec0402a7 Mon Sep 17 00:00:00 2001 From: Ye Li Date: Fri, 24 Feb 2017 14:23:12 +0800 Subject: MLK-14259-3 mx6ulevk: Add support for NAND Add NAND pinmux settings, clock setting and related configurations. Default not enabled, need hardware rework. Signed-off-by: Ye Li --- arch/arm/cpu/armv7/mx6/clock.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'arch/arm') diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c index c94bdbd..0f1c71f 100644 --- a/arch/arm/cpu/armv7/mx6/clock.c +++ b/arch/arm/cpu/armv7/mx6/clock.c @@ -59,6 +59,19 @@ void setup_gpmi_io_clk(u32 cfg) cfg); setbits_le32(&imx_ccm->CCGR4, MXC_CCM_CCGR4_QSPI2_ENFC_MASK); +#elif defined(CONFIG_MX6UL) + /* + * config gpmi and bch clock to 100 MHz + * bch/gpmi select PLL2 PFD2 400M + * 100M = 400M / 4 + */ + clrbits_le32(&imx_ccm->cscmr1, + MXC_CCM_CSCMR1_BCH_CLK_SEL | + MXC_CCM_CSCMR1_GPMI_CLK_SEL); + clrsetbits_le32(&imx_ccm->cscdr1, + MXC_CCM_CSCDR1_BCH_PODF_MASK | + MXC_CCM_CSCDR1_GPMI_PODF_MASK, + cfg); #else clrbits_le32(&imx_ccm->CCGR2, MXC_CCM_CCGR2_IOMUX_IPT_CLK_IO_MASK); -- cgit v1.1