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authorPeng Fan <peng.fan@nxp.com>2015-12-23 10:52:01 +0800
committerMax Krummenacher <max.krummenacher@toradex.com>2016-06-22 14:36:39 +0200
commiteb5f9d279d2f1140ddc4204f9b0bf02422ebabda (patch)
tree8db63877bec9e03dc3d6ae62f9d3c8ee65602525 /arch/arm/include
parent7505f1934ae86e29710eaa881ddfe7660c0b9421 (diff)
MLK-12066 imx: mx7: default enable MDIO open drain
The management data input/output (MDIO) requires open-drain, i.MX7D TO1.0 ENET MDIO pin has no open drain, but TO1.1 supports this feature. So to TO1.1, need to enable open drain by setting bits GPR0[8:7] for TO1.1. Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/arch-mx7/imx-regs.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx7/imx-regs.h b/arch/arm/include/asm/arch-mx7/imx-regs.h
index 532b0daa6f..cf888314f7 100644
--- a/arch/arm/include/asm/arch-mx7/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx7/imx-regs.h
@@ -273,6 +273,8 @@ struct src {
#define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL5_SHIFT 5
#define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL6_MASK 0x40u
#define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL6_SHIFT 6
+#define IOMUXC_GPR_GPR0_ENET_MDIO_OPEN_DRAIN_MASK (3 << 7)
+#define IOMUXC_GPR_GPR0_ENET_MDIO_OPEN_DRAIN_SHIFT 7
/* GPR1 Bit Fields */
#define IOMUXC_GPR_GPR1_GPR_WEIM_ACT_CS0_MASK 0x1u
#define IOMUXC_GPR_GPR1_GPR_WEIM_ACT_CS0_SHIFT 0