1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_INCLUDE_MFD_IMX25_TSADC_H_
3#define _LINUX_INCLUDE_MFD_IMX25_TSADC_H_
4
5struct regmap;
6struct clk;
7
8struct mx25_tsadc {
9 struct regmap *regs;
10 struct irq_domain *domain;
11 struct clk *clk;
12};
13
14#define MX25_TSC_TGCR 0x00
15#define MX25_TSC_TGSR 0x04
16#define MX25_TSC_TICR 0x08
17
18/* The same register layout for TC and GC queue */
19#define MX25_ADCQ_FIFO 0x00
20#define MX25_ADCQ_CR 0x04
21#define MX25_ADCQ_SR 0x08
22#define MX25_ADCQ_MR 0x0c
23#define MX25_ADCQ_ITEM_7_0 0x20
24#define MX25_ADCQ_ITEM_15_8 0x24
25#define MX25_ADCQ_CFG(n) (0x40 + ((n) * 0x4))
26
27#define MX25_ADCQ_MR_MASK 0xffffffff
28
29/* TGCR */
30#define MX25_TGCR_PDBTIME(x) ((x) << 25)
31#define MX25_TGCR_PDBTIME_MASK GENMASK(31, 25)
32#define MX25_TGCR_PDBEN BIT(24)
33#define MX25_TGCR_PDEN BIT(23)
34#define MX25_TGCR_ADCCLKCFG(x) ((x) << 16)
35#define MX25_TGCR_GET_ADCCLK(x) (((x) >> 16) & 0x1f)
36#define MX25_TGCR_INTREFEN BIT(10)
37#define MX25_TGCR_POWERMODE_MASK GENMASK(9, 8)
38#define MX25_TGCR_POWERMODE_SAVE (1 << 8)
39#define MX25_TGCR_POWERMODE_ON (2 << 8)
40#define MX25_TGCR_STLC BIT(5)
41#define MX25_TGCR_SLPC BIT(4)
42#define MX25_TGCR_FUNC_RST BIT(2)
43#define MX25_TGCR_TSC_RST BIT(1)
44#define MX25_TGCR_CLK_EN BIT(0)
45
46/* TGSR */
47#define MX25_TGSR_SLP_INT BIT(2)
48#define MX25_TGSR_GCQ_INT BIT(1)
49#define MX25_TGSR_TCQ_INT BIT(0)
50
51/* ADCQ_ITEM_* */
52#define _MX25_ADCQ_ITEM(item, x) ((x) << ((item) * 4))
53#define MX25_ADCQ_ITEM(item, x) ((item) >= 8 ? \
54 _MX25_ADCQ_ITEM((item) - 8, (x)) : _MX25_ADCQ_ITEM((item), (x)))
55
56/* ADCQ_FIFO (TCQFIFO and GCQFIFO) */
57#define MX25_ADCQ_FIFO_DATA(x) (((x) >> 4) & 0xfff)
58#define MX25_ADCQ_FIFO_ID(x) ((x) & 0xf)
59
60/* ADCQ_CR (TCQR and GCQR) */
61#define MX25_ADCQ_CR_PDCFG_LEVEL BIT(19)
62#define MX25_ADCQ_CR_PDMSK BIT(18)
63#define MX25_ADCQ_CR_FRST BIT(17)
64#define MX25_ADCQ_CR_QRST BIT(16)
65#define MX25_ADCQ_CR_RWAIT_MASK GENMASK(15, 12)
66#define MX25_ADCQ_CR_RWAIT(x) ((x) << 12)
67#define MX25_ADCQ_CR_WMRK_MASK GENMASK(11, 8)
68#define MX25_ADCQ_CR_WMRK(x) ((x) << 8)
69#define MX25_ADCQ_CR_LITEMID_MASK (0xf << 4)
70#define MX25_ADCQ_CR_LITEMID(x) ((x) << 4)
71#define MX25_ADCQ_CR_RPT BIT(3)
72#define MX25_ADCQ_CR_FQS BIT(2)
73#define MX25_ADCQ_CR_QSM_MASK GENMASK(1, 0)
74#define MX25_ADCQ_CR_QSM_PD 0x1
75#define MX25_ADCQ_CR_QSM_FQS 0x2
76#define MX25_ADCQ_CR_QSM_FQS_PD 0x3
77
78/* ADCQ_SR (TCQSR and GCQSR) */
79#define MX25_ADCQ_SR_FDRY BIT(15)
80#define MX25_ADCQ_SR_FULL BIT(14)
81#define MX25_ADCQ_SR_EMPT BIT(13)
82#define MX25_ADCQ_SR_FDN(x) (((x) >> 8) & 0x1f)
83#define MX25_ADCQ_SR_FRR BIT(6)
84#define MX25_ADCQ_SR_FUR BIT(5)
85#define MX25_ADCQ_SR_FOR BIT(4)
86#define MX25_ADCQ_SR_EOQ BIT(1)
87#define MX25_ADCQ_SR_PD BIT(0)
88
89/* ADCQ_MR (TCQMR and GCQMR) */
90#define MX25_ADCQ_MR_FDRY_DMA BIT(31)
91#define MX25_ADCQ_MR_FER_DMA BIT(22)
92#define MX25_ADCQ_MR_FUR_DMA BIT(21)
93#define MX25_ADCQ_MR_FOR_DMA BIT(20)
94#define MX25_ADCQ_MR_EOQ_DMA BIT(17)
95#define MX25_ADCQ_MR_PD_DMA BIT(16)
96#define MX25_ADCQ_MR_FDRY_IRQ BIT(15)
97#define MX25_ADCQ_MR_FER_IRQ BIT(6)
98#define MX25_ADCQ_MR_FUR_IRQ BIT(5)
99#define MX25_ADCQ_MR_FOR_IRQ BIT(4)
100#define MX25_ADCQ_MR_EOQ_IRQ BIT(1)
101#define MX25_ADCQ_MR_PD_IRQ BIT(0)
102
103/* ADCQ_CFG (TICR, TCC0-7,GCC0-7) */
104#define MX25_ADCQ_CFG_SETTLING_TIME(x) ((x) << 24)
105#define MX25_ADCQ_CFG_IGS (1 << 20)
106#define MX25_ADCQ_CFG_NOS_MASK GENMASK(19, 16)
107#define MX25_ADCQ_CFG_NOS(x) (((x) - 1) << 16)
108#define MX25_ADCQ_CFG_WIPER (1 << 15)
109#define MX25_ADCQ_CFG_YNLR (1 << 14)
110#define MX25_ADCQ_CFG_YPLL_HIGH (0 << 12)
111#define MX25_ADCQ_CFG_YPLL_OFF (1 << 12)
112#define MX25_ADCQ_CFG_YPLL_LOW (3 << 12)
113#define MX25_ADCQ_CFG_XNUR_HIGH (0 << 10)
114#define MX25_ADCQ_CFG_XNUR_OFF (1 << 10)
115#define MX25_ADCQ_CFG_XNUR_LOW (3 << 10)
116#define MX25_ADCQ_CFG_XPUL_HIGH (0 << 9)
117#define MX25_ADCQ_CFG_XPUL_OFF (1 << 9)
118#define MX25_ADCQ_CFG_REFP(sel) ((sel) << 7)
119#define MX25_ADCQ_CFG_REFP_YP MX25_ADCQ_CFG_REFP(0)
120#define MX25_ADCQ_CFG_REFP_XP MX25_ADCQ_CFG_REFP(1)
121#define MX25_ADCQ_CFG_REFP_EXT MX25_ADCQ_CFG_REFP(2)
122#define MX25_ADCQ_CFG_REFP_INT MX25_ADCQ_CFG_REFP(3)
123#define MX25_ADCQ_CFG_REFP_MASK GENMASK(8, 7)
124#define MX25_ADCQ_CFG_IN(sel) ((sel) << 4)
125#define MX25_ADCQ_CFG_IN_XP MX25_ADCQ_CFG_IN(0)
126#define MX25_ADCQ_CFG_IN_YP MX25_ADCQ_CFG_IN(1)
127#define MX25_ADCQ_CFG_IN_XN MX25_ADCQ_CFG_IN(2)
128#define MX25_ADCQ_CFG_IN_YN MX25_ADCQ_CFG_IN(3)
129#define MX25_ADCQ_CFG_IN_WIPER MX25_ADCQ_CFG_IN(4)
130#define MX25_ADCQ_CFG_IN_AUX0 MX25_ADCQ_CFG_IN(5)
131#define MX25_ADCQ_CFG_IN_AUX1 MX25_ADCQ_CFG_IN(6)
132#define MX25_ADCQ_CFG_IN_AUX2 MX25_ADCQ_CFG_IN(7)
133#define MX25_ADCQ_CFG_REFN(sel) ((sel) << 2)
134#define MX25_ADCQ_CFG_REFN_XN MX25_ADCQ_CFG_REFN(0)
135#define MX25_ADCQ_CFG_REFN_YN MX25_ADCQ_CFG_REFN(1)
136#define MX25_ADCQ_CFG_REFN_NGND MX25_ADCQ_CFG_REFN(2)
137#define MX25_ADCQ_CFG_REFN_NGND2 MX25_ADCQ_CFG_REFN(3)
138#define MX25_ADCQ_CFG_REFN_MASK GENMASK(3, 2)
139#define MX25_ADCQ_CFG_PENIACK (1 << 1)
140
141#endif /* _LINUX_INCLUDE_MFD_IMX25_TSADC_H_ */
142

source code of linux/include/linux/mfd/imx25-tsadc.h