1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2015-2016 Marvell International Ltd.
4  */
5 
6 #ifndef _COMPHY_A3700_H_
7 #define _COMPHY_A3700_H_
8 
9 #include "comphy.h"
10 #include "comphy_hpipe.h"
11 
12 #define MVEBU_REG(offs)			((uintptr_t)MVEBU_REGISTER(offs))
13 
14 #define DEFAULT_REFCLK_MHZ		25
15 #define PLL_SET_DELAY_US		600
16 #define PLL_LOCK_TIMEOUT		1000
17 #define POLL_16B_REG			1
18 #define POLL_32B_REG			0
19 
20 /*
21  * COMPHY SB definitions
22  */
23 #define COMPHY_SEL_ADDR			MVEBU_REG(0x0183FC)
24 #define rf_compy_select(lane)		(0x1 << (((lane) == 1) ? 4 : 0))
25 
26 #define COMPHY_PHY_CFG1_ADDR(lane)	MVEBU_REG(0x018300 + (lane) * 0x28)
27 #define rb_pin_pu_iveref		BIT(1)
28 #define rb_pin_reset_core		BIT(11)
29 #define rb_pin_reset_comphy		BIT(12)
30 #define rb_pin_pu_pll			BIT(16)
31 #define rb_pin_pu_rx			BIT(17)
32 #define rb_pin_pu_tx			BIT(18)
33 #define rb_pin_tx_idle			BIT(19)
34 #define rf_gen_rx_sel_shift		22
35 #define rf_gen_rx_select		(0x0F << rf_gen_rx_sel_shift)
36 #define rf_gen_tx_sel_shift		26
37 #define rf_gen_tx_select		(0x0F << rf_gen_tx_sel_shift)
38 #define rb_phy_rx_init			BIT(30)
39 
40 #define COMPHY_PHY_STAT1_ADDR(lane)	MVEBU_REG(0x018318 + (lane) * 0x28)
41 #define rb_rx_init_done			BIT(0)
42 #define rb_pll_ready_rx			BIT(2)
43 #define rb_pll_ready_tx			BIT(3)
44 
45 /*
46  * PCIe/USB/SGMII definitions
47  */
48 #define PCIE_BASE			MVEBU_REG(0x070000)
49 #define PCIETOP_BASE			MVEBU_REG(0x080000)
50 #define PCIE_RAMBASE			MVEBU_REG(0x08C000)
51 #define PCIEPHY_BASE			MVEBU_REG(0x01F000)
52 #define PCIEPHY_SHFT			2
53 
54 #define USB32_BASE			MVEBU_REG(0x050000) /* usb3 device */
55 #define USB32H_BASE			MVEBU_REG(0x058000) /* usb3 host */
56 #define USB3PHY_BASE			MVEBU_REG(0x05C000)
57 #define USB2PHY_BASE			MVEBU_REG(0x05D000)
58 #define USB2PHY2_BASE			MVEBU_REG(0x05F000)
59 #define USB32_CTRL_BASE			MVEBU_REG(0x05D800)
60 #define USB3PHY_SHFT			2
61 
62 #define SGMIIPHY_BASE(l)	(l == 1 ? USB3PHY_BASE : PCIEPHY_BASE)
63 #define SGMIIPHY_ADDR(l, a)	(((a & 0x00007FF) * 2) | SGMIIPHY_BASE(l))
64 
65 #define phy_read16(l, a)	read16((void __iomem *)SGMIIPHY_ADDR(l, a))
66 #define phy_write16(l, a, data, mask)	\
67 	reg_set16((void __iomem *)SGMIIPHY_ADDR(l, a), data, mask)
68 
69 /* units */
70 #define PCIE				1
71 #define USB3				2
72 
73 #define PHY_BASE(unit)		((unit == PCIE) ? PCIEPHY_BASE : USB3PHY_BASE)
74 #define PHY_SHFT(unit)		((unit == PCIE) ? PCIEPHY_SHFT : USB3PHY_SHFT)
75 
76 /* bit definition for USB32_CTRL_BASE (USB32 Control Mode) */
77 #define usb32_ctrl_id_mode		BIT(0)
78 #define usb32_ctrl_soft_id		BIT(1)
79 #define usb32_ctrl_int_mode		BIT(4)
80 
81 
82 #define PHY_PWR_PLL_CTRL_ADDR	0x01	/* for phy_read16 and phy_write16 */
83 #define PWR_PLL_CTRL_ADDR(unit)		\
84 	(PHY_PWR_PLL_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
85 #define rf_phy_mode_shift		5
86 #define rf_phy_mode_mask		(0x7 << rf_phy_mode_shift)
87 #define rf_ref_freq_sel_shift		0
88 #define rf_ref_freq_sel_mask		(0x1F << rf_ref_freq_sel_shift)
89 #define PHY_MODE_SGMII			0x4
90 
91 /* for phy_read16 and phy_write16 */
92 #define PHY_REG_KVCO_CAL_CTRL_ADDR	0x02
93 #define KVCO_CAL_CTRL_ADDR(unit)	\
94 	(PHY_REG_KVCO_CAL_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
95 #define rb_use_max_pll_rate		BIT(12)
96 #define rb_force_calibration_done	BIT(9)
97 
98 /* for phy_read16 and phy_write16 */
99 #define PHY_DIG_LB_EN_ADDR		0x23
100 #define DIG_LB_EN_ADDR(unit)		\
101 	(PHY_DIG_LB_EN_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
102 #define rf_data_width_shift		10
103 #define rf_data_width_mask		(0x3 << rf_data_width_shift)
104 
105 /* for phy_read16 and phy_write16 */
106 #define PHY_SYNC_PATTERN_ADDR		0x24
107 #define SYNC_PATTERN_ADDR(unit)		\
108 	(PHY_SYNC_PATTERN_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
109 #define phy_txd_inv			BIT(10)
110 #define phy_rxd_inv			BIT(11)
111 
112 /* for phy_read16 and phy_write16 */
113 #define PHY_REG_UNIT_CTRL_ADDR		0x48
114 #define UNIT_CTRL_ADDR(unit)		\
115 	(PHY_REG_UNIT_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
116 #define rb_idle_sync_en			BIT(12)
117 
118 /* for phy_read16 and phy_write16 */
119 #define PHY_REG_GEN2_SETTINGS_2		0x3e
120 #define GEN2_SETTING_2_ADDR(unit)	\
121 	(PHY_REG_GEN2_SETTINGS_2 * PHY_SHFT(unit) + PHY_BASE(unit))
122 #define g2_tx_ssc_amp			BIT(14)
123 
124 /* for phy_read16 and phy_write16 */
125 #define PHY_REG_GEN2_SETTINGS_3		0x3f
126 #define GEN2_SETTING_3_ADDR(unit)	\
127 	(PHY_REG_GEN2_SETTINGS_3 * PHY_SHFT(unit) + PHY_BASE(unit))
128 
129 /* for phy_read16 and phy_write16 */
130 #define PHY_MISC_REG0_ADDR		0x4f
131 #define MISC_REG0_ADDR(unit)		\
132 	(PHY_MISC_REG0_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
133 #define rb_clk100m_125m_en		BIT(4)
134 #define rb_clk500m_en			BIT(7)
135 #define rb_ref_clk_sel			BIT(10)
136 
137 /* for phy_read16 and phy_write16 */
138 #define PHY_REG_IFACE_REF_CLK_CTRL_ADDR		0x51
139 #define UNIT_IFACE_REF_CLK_CTRL_ADDR(unit)	\
140 	(PHY_REG_IFACE_REF_CLK_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
141 #define rb_ref1m_gen_div_force		BIT(8)
142 #define rf_ref1m_gen_div_value_shift	0
143 #define rf_ref1m_gen_div_value_mask	(0xFF << rf_ref1m_gen_div_value_shift)
144 
145 /* for phy_read16 and phy_write16 */
146 #define PHY_REG_ERR_CNT_CONST_CTRL_ADDR	0x6A
147 #define UNIT_ERR_CNT_CONST_CTRL_ADDR(unit) \
148 	(PHY_REG_ERR_CNT_CONST_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit))
149 #define rb_fast_dfe_enable		BIT(13)
150 
151 #define MISC_REG1_ADDR(u)		(0x73 * PHY_SHFT(u) + PHY_BASE(u))
152 #define bf_sel_bits_pcie_force		BIT(15)
153 
154 #define LANE_CFG0_ADDR(u)		(0x180 * PHY_SHFT(u) + PHY_BASE(u))
155 #define bf_use_max_pll_rate		BIT(9)
156 #define LANE_CFG1_ADDR(u)		(0x181 * PHY_SHFT(u) + PHY_BASE(u))
157 #define bf_use_max_pll_rate		BIT(9)
158 /* 0x5c310 = 0x93 (set BIT7) */
159 #define LANE_CFG4_ADDR(u)		(0x188 * PHY_SHFT(u) + PHY_BASE(u))
160 #define bf_spread_spectrum_clock_en	BIT(7)
161 
162 #define LANE_STAT1_ADDR(u)		(0x183 * PHY_SHFT(u) + PHY_BASE(u))
163 #define rb_txdclk_pclk_en		BIT(0)
164 
165 #define GLOB_PHY_CTRL0_ADDR(u)		(0x1c1 * PHY_SHFT(u) + PHY_BASE(u))
166 #define bf_soft_rst			BIT(0)
167 #define bf_mode_refdiv			0x30
168 #define rb_mode_core_clk_freq_sel	BIT(9)
169 #define rb_mode_pipe_width_32		BIT(3)
170 
171 #define TEST_MODE_CTRL_ADDR(u)		(0x1c2 * PHY_SHFT(u) + PHY_BASE(u))
172 #define rb_mode_margin_override		BIT(2)
173 
174 #define GLOB_CLK_SRC_LO_ADDR(u)		(0x1c3 * PHY_SHFT(u) + PHY_BASE(u))
175 #define bf_cfg_sel_20b			BIT(15)
176 
177 #define PWR_MGM_TIM1_ADDR(u)		(0x1d0 * PHY_SHFT(u) + PHY_BASE(u))
178 
179 #define PHY_REF_CLK_ADDR		(0x4814 + PCIE_BASE)
180 
181 #define USB3_CTRPUL_VAL_REG		(0x20 + USB32_BASE)
182 #define USB3H_CTRPUL_VAL_REG		(0x3454 + USB32H_BASE)
183 #define rb_usb3_ctr_100ns		0xff000000
184 
185 #define USB2_OTG_PHY_CTRL_ADDR		(0x820 + USB2PHY_BASE)
186 #define rb_usb2phy_suspm		BIT(14)
187 #define rb_usb2phy_pu			BIT(0)
188 
189 #define USB2_PHY_OTG_CTRL_ADDR		(0x34 + USB2PHY_BASE)
190 #define rb_pu_otg			BIT(4)
191 
192 #define USB2_PHY_CHRGR_DET_ADDR		(0x38 + USB2PHY_BASE)
193 #define rb_cdp_en			BIT(2)
194 #define rb_dcp_en			BIT(3)
195 #define rb_pd_en			BIT(4)
196 #define rb_pu_chrg_dtc			BIT(5)
197 #define rb_cdp_dm_auto			BIT(7)
198 #define rb_enswitch_dp			BIT(12)
199 #define rb_enswitch_dm			BIT(13)
200 
201 #define USB2_CAL_CTRL_ADDR		(0x8 + USB2PHY_BASE)
202 #define rb_usb2phy_pllcal_done		BIT(31)
203 #define rb_usb2phy_impcal_done		BIT(23)
204 
205 #define USB2_PLL_CTRL0_ADDR		(0x0 + USB2PHY_BASE)
206 #define rb_usb2phy_pll_ready		BIT(31)
207 
208 #define USB2_RX_CHAN_CTRL1_ADDR		(0x18 + USB2PHY_BASE)
209 #define rb_usb2phy_sqcal_done		BIT(31)
210 
211 #define USB2_PHY2_CTRL_ADDR		(0x804 + USB2PHY2_BASE)
212 #define rb_usb2phy2_suspm		BIT(7)
213 #define rb_usb2phy2_pu			BIT(0)
214 #define USB2_PHY2_CAL_CTRL_ADDR		(0x8 + USB2PHY2_BASE)
215 #define USB2_PHY2_PLL_CTRL0_ADDR	(0x0 + USB2PHY2_BASE)
216 #define USB2_PHY2_RX_CHAN_CTRL1_ADDR	(0x18 + USB2PHY2_BASE)
217 
218 #define USB2_PHY_BASE(usb32)	(usb32 == 0 ? USB2PHY2_BASE : USB2PHY_BASE)
219 #define USB2_PHY_CTRL_ADDR(usb32) \
220 	(usb32 == 0 ? USB2_PHY2_CTRL_ADDR : USB2_OTG_PHY_CTRL_ADDR)
221 #define RB_USB2PHY_SUSPM(usb32) \
222 	(usb32 == 0 ? rb_usb2phy2_suspm : rb_usb2phy_suspm)
223 #define RB_USB2PHY_PU(usb32) \
224 	(usb32 == 0 ? rb_usb2phy2_pu : rb_usb2phy_pu)
225 #define USB2_PHY_CAL_CTRL_ADDR(usb32) \
226 	(usb32 == 0 ? USB2_PHY2_CAL_CTRL_ADDR : USB2_CAL_CTRL_ADDR)
227 #define USB2_PHY_RX_CHAN_CTRL1_ADDR(usb32) \
228 	(usb32 == 0 ? USB2_PHY2_RX_CHAN_CTRL1_ADDR : USB2_RX_CHAN_CTRL1_ADDR)
229 #define USB2_PHY_PLL_CTRL0_ADDR(usb32) \
230 	(usb32 == 0 ? USB2_PHY2_PLL_CTRL0_ADDR : USB2_PLL_CTRL0_ADDR)
231 
232 /*
233  * SATA definitions
234  */
235 #define AHCI_BASE			MVEBU_REG(0xE0000)
236 
237 #define rh_vsreg_addr			(AHCI_BASE + 0x178)
238 #define rh_vsreg_data			(AHCI_BASE + 0x17C)
239 #define rh_vs0_a			(AHCI_BASE + 0xA0)
240 #define rh_vs0_d			(AHCI_BASE + 0xA4)
241 
242 #define vphy_sync_pattern_reg		0x224
243 #define bs_txd_inv			BIT(10)
244 #define bs_rxd_inv			BIT(11)
245 
246 #define vphy_loopback_reg0		0x223
247 #define bs_phyintf_40bit		0x0C00
248 #define bs_pll_ready_tx			0x10
249 
250 #define vphy_power_reg0			0x201
251 
252 #define vphy_calctl_reg			0x202
253 #define bs_max_pll_rate			BIT(12)
254 
255 #define vphy_reserve_reg		0x0e
256 #define bs_phyctrl_frm_pin		BIT(13)
257 
258 #define vsata_ctrl_reg			0x00
259 #define bs_phy_pu_pll			BIT(6)
260 
261 /*
262  * SDIO/eMMC definitions
263  */
264 #define SDIO_BASE			MVEBU_REG(0xD8000)
265 
266 #define SDIO_HOST_CTRL1_ADDR		(SDIO_BASE + 0x28)
267 #define SDIO_SDHC_FIFO_ADDR		(SDIO_BASE + 0x12C)
268 #define SDIO_CAP_12_ADDR		(SDIO_BASE + 0x40)
269 #define SDIO_ENDIAN_ADDR		(SDIO_BASE + 0x1A4)
270 #define SDIO_PHY_TIMING_ADDR		(SDIO_BASE + 0x170)
271 #define SDIO_PHY_PAD_CTRL0_ADDR		(SDIO_BASE + 0x178)
272 #define SDIO_DLL_RST_ADDR		(SDIO_BASE + 0x148)
273 
274 #endif /* _COMPHY_A3700_H_ */
275