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1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  *  Copyright (C) 2010 Samsung Electronics
4  *  Minkyu Kang <mk7.kang@samsung.com>
5  *  MyungJoo Ham <myungjoo.ham@samsung.com>
6  */
7 
8 #ifndef __ASM_ARM_ARCH_ADC_H_
9 #define __ASM_ARM_ARCH_ADC_H_
10 
11 #define ADC_V2_CON1_SOFT_RESET		(0x2 << 1)
12 #define ADC_V2_CON1_STC_EN		0x1
13 
14 #define ADC_V2_CON2_OSEL(x)		(((x) & 0x1) << 10)
15 #define OSEL_2S				0x0
16 #define OSEL_BINARY			0x1
17 #define ADC_V2_CON2_ESEL(x)		(((x) & 0x1) << 9)
18 #define ESEL_ADC_EVAL_TIME_40CLK	0x0
19 #define ESEL_ADC_EVAL_TIME_20CLK	0x1
20 #define ADC_V2_CON2_HIGHF(x)		(((x) & 0x1) << 8)
21 #define HIGHF_CONV_RATE_30KSPS		0x0
22 #define HIGHF_CONV_RATE_600KSPS		0x1
23 #define ADC_V2_CON2_C_TIME(x)		(((x) & 0x7) << 4)
24 #define ADC_V2_CON2_CHAN_SEL_MASK	0xf
25 #define ADC_V2_CON2_CHAN_SEL(x)		((x) & ADC_V2_CON2_CHAN_SEL_MASK)
26 
27 #define ADC_V2_GET_STATUS_FLAG(x)	(((x) >> 2) & 0x1)
28 #define FLAG_CONV_END			0x1
29 
30 #define ADC_V2_INT_DISABLE		0x0
31 #define ADC_V2_INT_ENABLE		0x1
32 #define INT_NOT_GENERATED		0x0
33 #define INT_GENERATED			0x1
34 
35 #define ADC_V2_VERSION			0x80000008
36 
37 #define ADC_V2_MAX_CHANNEL		9
38 
39 /* For default 8 time convertion with sample rate 600 kSPS - 15us timeout */
40 #define ADC_V2_CONV_TIMEOUT_US		15
41 
42 #define ADC_V2_DAT_MASK			0xfff
43 
44 #ifndef __ASSEMBLY__
45 struct s5p_adc {
46 	unsigned int adccon;
47 	unsigned int adctsc;
48 	unsigned int adcdly;
49 	unsigned int adcdat0;
50 	unsigned int adcdat1;
51 	unsigned int adcupdn;
52 	unsigned int adcclrint;
53 	unsigned int adcmux;
54 	unsigned int adcclrintpndnup;
55 };
56 
57 struct exynos_adc_v2 {
58 	unsigned int con1;
59 	unsigned int con2;
60 	unsigned int status;
61 	unsigned int dat;
62 	unsigned int int_en;
63 	unsigned int int_status;
64 	unsigned int reserved[2];
65 	unsigned int version;
66 };
67 #endif
68 
69 #endif /* __ASM_ARM_ARCH_ADC_H_ */
70