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ARM: i.MX6: gate PCIe when unused 

Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Jan Luebbe 2016-09-20 10:17:42 +02:00 committed by Sascha Hauer
parent 17bdd2341e
commit ced7560528
1 changed files with 4 additions and 1 deletions
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5
arch/arm/mach-imx/clk-imx6.c
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@ -498,7 +498,10 @@ static int imx6_ccm_probe(struct device_d *dev)
writel(0x3fffffff, ccm_base + CCGR3); /* gate OpenVG */
else
writel(0x3fff0000, ccm_base + CCGR3); /* gate OpenVG, LDB, IPU1, IPU2 */
writel(0xffffffff, ccm_base + CCGR4);
if (IS_ENABLED(CONFIG_PCI_IMX6))
writel(0xffffffff, ccm_base + CCGR4);
else
writel(0xfffffffc, ccm_base + CCGR4); /* gate PCIe */
writel(0xffffffff, ccm_base + CCGR5);
writel(0xffff3fff, ccm_base + CCGR6); /* gate VPU */
writel(0xffffffff, ccm_base + CCGR7);