From abb476cd4c74246e14dab7aff5b9f90eb0652e0d Mon Sep 17 00:00:00 2001 From: Jacky Bai Date: Wed, 8 Jul 2020 16:57:06 +0800 Subject: MLK-24369 ARM: imx: Add dummy soc id for imx6ulz lite for i.MX6ULZ Lite, there is no dedicated SOC id for it, so add a dummy ID and identify it by checking the MARK bit in fuse. Signed-off-by: Jacky Bai Reviewed-by: Anson Huang --- arch/arm/mach-imx/anatop.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'arch/arm/mach-imx/anatop.c') diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c index 7716fd5fe58a..6ee51d79d83a 100644 --- a/arch/arm/mach-imx/anatop.c +++ b/arch/arm/mach-imx/anatop.c @@ -235,6 +235,20 @@ void __init imx_init_revision_from_anatop(void) digprog &= ~(0xff << 16); digprog |= (MXC_CPU_IMX6ULZ << 16); } + + /* dummy ID for i.MX6ULZ Lite */ + np = of_find_compatible_node(NULL, NULL, "fsl,imx6ull-ocotp"); + if (np) { + src_base = of_iomap(np, 0); + WARN_ON(!src_base); + sbmr2 = readl_relaxed(src_base + 0x460); + iounmap(src_base); + } + if (sbmr2 & BIT(2)) { + digprog &= ~(0xff << 16); + digprog |= (MXC_CPU_IMX6ULZL << 16); + } + } /* -- cgit v1.2.3