From a95d444055134fd8f0e1f2bd4c11222170fe6dc5 Mon Sep 17 00:00:00 2001 From: Stefan Agner Date: Fri, 14 Dec 2018 15:26:00 +0100 Subject: ARM: vf610: ddrmc: program Dummy DDRBYTE1/2 The Vybrid reference manual VFXXXRM Rev. 0 10/2016 states in chapter 5.2.6.1 DUMMY PADS (DDR/QuadSPI) that those pads need to be programed for correct operation of DDR. Assume the default DDR pin configuration which seems to work well on a Colibri VF50. Signed-off-by: Stefan Agner --- arch/arm/include/asm/arch-vf610/iomux-vf610.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/arm/include') diff --git a/arch/arm/include/asm/arch-vf610/iomux-vf610.h b/arch/arm/include/asm/arch-vf610/iomux-vf610.h index c0eeaa7e7d..01bc2998b8 100644 --- a/arch/arm/include/asm/arch-vf610/iomux-vf610.h +++ b/arch/arm/include/asm/arch-vf610/iomux-vf610.h @@ -244,6 +244,8 @@ enum { VF610_PAD_DDR_WE__DDR_WE_B = IOMUX_PAD(0x02d0, 0x02d0, 0, __NA_, 0, VF610_DDR_PAD_CTRL), VF610_PAD_DDR_ODT1__DDR_ODT_0 = IOMUX_PAD(0x02d4, 0x02d4, 0, __NA_, 0, VF610_DDR_PAD_CTRL), VF610_PAD_DDR_ODT0__DDR_ODT_1 = IOMUX_PAD(0x02d8, 0x02d8, 0, __NA_, 0, VF610_DDR_PAD_CTRL), + VF610_PAD_DDR_DDRBYTE1__DDR_DDRBYTE1 = IOMUX_PAD(0x02dc, 0x02dc, 0, __NA_, 0, VF610_DDR_PAD_CTRL), + VF610_PAD_DDR_DDRBYTE2__DDR_DDRBYTE2 = IOMUX_PAD(0x02e0, 0x02e0, 0, __NA_, 0, VF610_DDR_PAD_CTRL), }; #endif /* __IOMUX_VF610_H__ */ -- cgit