xref: /openbmc/u-boot/include/linux/usb/xhci-omap.h (revision e9c847c3)
1 /*
2  * (C) Copyright 2013
3  * Texas Instruments Inc, <www.ti.com>
4  *
5  * Author: Dan Murphy <dmurphy@ti.com>
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #ifndef _ASM_ARCH_XHCI_OMAP_H_
11 #define _ASM_ARCH_XHCI_OMAP_H_
12 
13 #ifdef CONFIG_TARGET_DRA7XX_EVM
14 #define OMAP_XHCI_BASE 0x488d0000
15 #define OMAP_OCP1_SCP_BASE 0x4A081000
16 #define OMAP_OTG_WRAPPER_BASE 0x488c0000
17 #elif defined CONFIG_TARGET_AM57XX_EVM
18 #define OMAP_XHCI_BASE 0x48890000
19 #define OMAP_OCP1_SCP_BASE 0x4A084c00
20 #define OMAP_OTG_WRAPPER_BASE 0x48880000
21 #elif defined CONFIG_AM43XX
22 #define OMAP_XHCI_BASE 0x483d0000
23 #define OMAP_OCP1_SCP_BASE 0x483E8000
24 #define OMAP_OTG_WRAPPER_BASE 0x483dc100
25 #else
26 /* Default to the OMAP5 XHCI defines */
27 #define OMAP_XHCI_BASE 0x4a030000
28 #define OMAP_OCP1_SCP_BASE 0x4a084c00
29 #define OMAP_OTG_WRAPPER_BASE 0x4A020000
30 #endif
31 
32 /* Phy register MACRO definitions */
33 #define	PLL_REGM_MASK		0x001FFE00
34 #define	PLL_REGM_SHIFT		0x9
35 #define	PLL_REGM_F_MASK		0x0003FFFF
36 #define	PLL_REGM_F_SHIFT	0x0
37 #define	PLL_REGN_MASK		0x000001FE
38 #define	PLL_REGN_SHIFT		0x1
39 #define	PLL_SELFREQDCO_MASK	0x0000000E
40 #define	PLL_SELFREQDCO_SHIFT	0x1
41 #define	PLL_SD_MASK		0x0003FC00
42 #define	PLL_SD_SHIFT		0x9
43 #define	SET_PLL_GO		0x1
44 #define	PLL_TICOPWDN		0x10000
45 #define	PLL_LOCK		0x2
46 #define	PLL_IDLE		0x1
47 
48 #define USB3_PWRCTL_CLK_CMD_MASK	0x3FE000
49 #define USB3_PWRCTL_CLK_FREQ_MASK	0xFFC
50 #define USB3_PHY_PARTIAL_RX_POWERON     (1 << 6)
51 #define USB3_PHY_RX_POWERON		(1 << 14)
52 #define USB3_PHY_TX_POWERON		(1 << 15)
53 #define USB3_PHY_TX_RX_POWERON	(USB3_PHY_RX_POWERON | USB3_PHY_TX_POWERON)
54 #define USB3_PWRCTL_CLK_CMD_SHIFT   14
55 #define USB3_PWRCTL_CLK_FREQ_SHIFT	22
56 
57 /* USBOTGSS_WRAPPER definitions */
58 #define USBOTGSS_WRAPRESET	(1 << 17)
59 #define USBOTGSS_DMADISABLE (1 << 16)
60 #define USBOTGSS_STANDBYMODE_NO_STANDBY (1 << 4)
61 #define USBOTGSS_STANDBYMODE_SMRT		(1 << 5)
62 #define USBOTGSS_STANDBYMODE_SMRT_WKUP (0x3 << 4)
63 #define USBOTGSS_IDLEMODE_NOIDLE (1 << 2)
64 #define USBOTGSS_IDLEMODE_SMRT (1 << 3)
65 #define USBOTGSS_IDLEMODE_SMRT_WKUP (0x3 << 2)
66 
67 /* USBOTGSS_IRQENABLE_SET_0 bit */
68 #define USBOTGSS_COREIRQ_EN	(1 << 0)
69 
70 /* USBOTGSS_IRQENABLE_SET_1 bits */
71 #define USBOTGSS_IRQ_SET_1_IDPULLUP_FALL_EN	(1 << 0)
72 #define USBOTGSS_IRQ_SET_1_DISCHRGVBUS_FALL_EN	(1 << 3)
73 #define USBOTGSS_IRQ_SET_1_CHRGVBUS_FALL_EN	(1 << 4)
74 #define USBOTGSS_IRQ_SET_1_DRVVBUS_FALL_EN	(1 << 5)
75 #define USBOTGSS_IRQ_SET_1_IDPULLUP_RISE_EN	(1 << 8)
76 #define USBOTGSS_IRQ_SET_1_DISCHRGVBUS_RISE_EN	(1 << 11)
77 #define USBOTGSS_IRQ_SET_1_CHRGVBUS_RISE_EN	(1 << 12)
78 #define USBOTGSS_IRQ_SET_1_DRVVBUS_RISE_EN	(1 << 13)
79 #define USBOTGSS_IRQ_SET_1_OEVT_EN	(1 << 16)
80 #define USBOTGSS_IRQ_SET_1_DMADISABLECLR_EN	(1 << 17)
81 
82 /*
83  * USBOTGSS_WRAPPER registers
84  */
85 struct omap_dwc_wrapper {
86 	u32 revision;
87 
88 	u32 reserve_1[3];
89 
90 	u32 sysconfig; /* offset of 0x10 */
91 
92 	u32 reserve_2[3];
93 	u16 reserve_3;
94 
95 	u32 irqstatus_raw_0; /* offset of 0x24 */
96 	u32 irqstatus_0;
97 	u32 irqenable_set_0;
98 	u32 irqenable_clr_0;
99 
100 	u32 irqstatus_raw_1; /* offset of 0x34 */
101 	u32 irqstatus_1;
102 	u32 irqenable_set_1;
103 	u32 irqenable_clr_1;
104 
105 	u32 reserve_4[15];
106 
107 	u32 utmi_otg_ctrl; /* offset of 0x80 */
108 	u32 utmi_otg_status;
109 
110 	u32 reserve_5[30];
111 
112 	u32 mram_offset; /* offset of 0x100 */
113 	u32 fladj;
114 	u32 dbg_config;
115 	u32 dbg_data;
116 	u32 dev_ebc_en;
117 };
118 
119 /* XHCI PHY register structure */
120 struct omap_usb3_phy {
121 	u32 reserve1;
122 	u32 pll_status;
123 	u32 pll_go;
124 	u32 pll_config_1;
125 	u32 pll_config_2;
126 	u32 pll_config_3;
127 	u32 pll_ssc_config_1;
128 	u32 pll_ssc_config_2;
129 	u32 pll_config_4;
130 };
131 
132 struct omap_xhci {
133 	struct omap_dwc_wrapper *otg_wrapper;
134 	struct omap_usb3_phy *usb3_phy;
135 	struct xhci_hccr *hcd;
136 	struct dwc3 *dwc3_reg;
137 };
138 
139 /* USB PHY functions */
140 void omap_enable_phy(struct omap_xhci *omap);
141 void omap_reset_usb_phy(struct dwc3 *dwc3_reg);
142 void usb_phy_power(int on);
143 
144 #endif /* _ASM_ARCH_XHCI_OMAP_H_ */
145