usb: phy: mv_u3d: Add usb phy driver for mv_u3d

The driver supports phy_init and phy_shutdown functions to
enable and disable phy for Marvell USB 3.0 controller.

Signed-off-by: Yu Xu <yuxu@marvell.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 105 insertions, 0 deletions

diff --git a/drivers/usb/phy/mv_u3d_phy.h b/drivers/usb/phy/mv_u3d_phy.h
new file mode 100644
index 000000000000..2a658cb9a527
--- /dev/null
+++ b/drivers/usb/phy/mv_u3d_phy.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2011 Marvell International Ltd. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ */
+
+#ifndef __MV_U3D_PHY_H
+#define __MV_U3D_PHY_H
+
+#define USB3_POWER_PLL_CONTROL		0x1
+#define USB3_KVCO_CALI_CONTROL		0x2
+#define USB3_IMPEDANCE_CALI_CTRL	0x3
+#define USB3_IMPEDANCE_TX_SSC		0x4
+#define USB3_SQUELCH_FFE		0x6
+#define USB3_GEN1_SET0			0xD
+#define USB3_GEN2_SET0			0xF
+#define USB3_GEN2_SET1			0x10
+#define USB3_DIGITAL_LOOPBACK_EN	0x23
+#define USB3_PHY_ISOLATION_MODE		0x26
+#define USB3_TXDETRX			0x48
+#define USB3_TX_EMPPH			0x5E
+#define USB3_RESET_CONTROL		0x90
+#define USB3_PIPE_SM_CTRL		0x91
+
+#define USB3_RESET_CONTROL_RESET_PIPE			0x1
+#define USB3_RESET_CONTROL_RESET_PHY			0x2
+
+#define USB3_POWER_PLL_CONTROL_REF_FREF_SEL_MASK	(0x1F << 0)
+#define USB3_POWER_PLL_CONTROL_REF_FREF_SEL_SHIFT	0
+#define USB3_PLL_25MHZ					0x2
+#define USB3_PLL_26MHZ					0x5
+#define USB3_POWER_PLL_CONTROL_PHY_MODE_MASK		(0x7 << 5)
+#define USB3_POWER_PLL_CONTROL_PHY_MODE_SHIFT		5
+#define USB3_POWER_PLL_CONTROL_PU_MASK			(0xF << 12)
+#define USB3_POWER_PLL_CONTROL_PU_SHIFT			12
+#define USB3_POWER_PLL_CONTROL_PU			(0xF << 12)
+
+#define USB3_KVCO_CALI_CONTROL_USE_MAX_PLL_RATE_MASK	(0x1 << 12)
+#define USB3_KVCO_CALI_CONTROL_USE_MAX_PLL_RATE_SHIFT	12
+#define USB3_KVCO_CALI_CONTROL_CAL_DONE_SHIFT		14
+#define USB3_KVCO_CALI_CONTROL_CAL_START_SHIFT		15
+
+#define USB3_SQUELCH_FFE_FFE_CAP_SEL_MASK		0xF
+#define USB3_SQUELCH_FFE_FFE_CAP_SEL_SHIFT		0
+#define USB3_SQUELCH_FFE_FFE_RES_SEL_MASK		(0x7 << 4)
+#define USB3_SQUELCH_FFE_FFE_RES_SEL_SHIFT		4
+#define USB3_SQUELCH_FFE_SQ_THRESH_IN_MASK		(0x1F << 8)
+#define USB3_SQUELCH_FFE_SQ_THRESH_IN_SHIFT		8
+
+#define USB3_GEN1_SET0_G1_TX_SLEW_CTRL_EN_MASK		(0x1 << 15)
+#define USB3_GEN1_SET0_G1_TX_EMPH_EN_SHIFT		11
+
+#define USB3_GEN2_SET0_G2_TX_AMP_MASK			(0x1F << 1)
+#define USB3_GEN2_SET0_G2_TX_AMP_SHIFT			1
+#define USB3_GEN2_SET0_G2_TX_AMP_ADJ_SHIFT		6
+#define USB3_GEN2_SET0_G2_TX_EMPH_AMP_MASK		(0xF << 7)
+#define USB3_GEN2_SET0_G2_TX_EMPH_AMP_SHIFT		7
+#define USB3_GEN2_SET0_G2_TX_EMPH_EN_MASK		(0x1 << 11)
+#define USB3_GEN2_SET0_G2_TX_EMPH_EN_SHIFT		11
+#define USB3_GEN2_SET0_G2_TX_SLEW_CTRL_EN_MASK		(0x1 << 15)
+#define USB3_GEN2_SET0_G2_TX_SLEW_CTRL_EN_SHIFT		15
+
+#define USB3_GEN2_SET1_G2_RX_SELMUPI_MASK		(0x7 << 0)
+#define USB3_GEN2_SET1_G2_RX_SELMUPI_SHIFT		0
+#define USB3_GEN2_SET1_G2_RX_SELMUPF_MASK		(0x7 << 3)
+#define USB3_GEN2_SET1_G2_RX_SELMUPF_SHIFT		3
+#define USB3_GEN2_SET1_G2_RX_SELMUFI_MASK		(0x3 << 6)
+#define USB3_GEN2_SET1_G2_RX_SELMUFI_SHIFT		6
+#define USB3_GEN2_SET1_G2_RX_SELMUFF_MASK		(0x3 << 8)
+#define USB3_GEN2_SET1_G2_RX_SELMUFF_SHIFT		8
+
+#define USB3_DIGITAL_LOOPBACK_EN_SEL_BITS_MASK		(0x3 << 10)
+#define USB3_DIGITAL_LOOPBACK_EN_SEL_BITS_SHIFT		10
+
+#define USB3_IMPEDANCE_CALI_CTRL_IMP_CAL_THR_MASK	(0x7 << 12)
+#define USB3_IMPEDANCE_CALI_CTRL_IMP_CAL_THR_SHIFT	12
+
+#define USB3_IMPEDANCE_TX_SSC_SSC_AMP_MASK		(0x3F << 0)
+#define USB3_IMPEDANCE_TX_SSC_SSC_AMP_SHIFT		0
+
+#define USB3_PHY_ISOLATION_MODE_PHY_GEN_RX_MASK		0xF
+#define USB3_PHY_ISOLATION_MODE_PHY_GEN_RX_SHIFT	0
+#define USB3_PHY_ISOLATION_MODE_PHY_GEN_TX_MASK		(0xF << 4)
+#define USB3_PHY_ISOLATION_MODE_PHY_GEN_TX_SHIFT	4
+#define USB3_PHY_ISOLATION_MODE_TX_DRV_IDLE_MASK	(0x1 << 8)
+
+#define USB3_TXDETRX_VTHSEL_MASK			(0x3 << 4)
+#define USB3_TXDETRX_VTHSEL_SHIFT			4
+
+#define USB3_TX_EMPPH_AMP_MASK				(0xF << 0)
+#define USB3_TX_EMPPH_AMP_SHIFT				0
+#define USB3_TX_EMPPH_EN_MASK				(0x1 << 6)
+#define USB3_TX_EMPPH_EN_SHIFT				6
+#define USB3_TX_EMPPH_AMP_FORCE_MASK			(0x1 << 7)
+#define USB3_TX_EMPPH_AMP_FORCE_SHIFT			7
+#define USB3_TX_EMPPH_PAR1_MASK				(0x1F << 8)
+#define USB3_TX_EMPPH_PAR1_SHIFT			8
+#define USB3_TX_EMPPH_PAR2_MASK				(0x1 << 13)
+#define USB3_TX_EMPPH_PAR2_SHIFT			13
+
+#define USB3_PIPE_SM_CTRL_PHY_INIT_DONE			15
+
+#endif /* __MV_U3D_PHY_H */