summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-imx/include/mach/debug_ll.h
blob: 39d710f7d8ab50344c07b35a82ea2bf78c411eec (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
#ifndef __MACH_DEBUG_LL_H__
#define __MACH_DEBUG_LL_H__

#include <io.h>
#include <config.h>
#include <common.h>
#include <mach/imx1-regs.h>
#include <mach/imx21-regs.h>
#include <mach/imx25-regs.h>
#include <mach/imx27-regs.h>
#include <mach/imx31-regs.h>
#include <mach/imx35-regs.h>
#include <mach/imx50-regs.h>
#include <mach/imx51-regs.h>
#include <mach/imx53-regs.h>
#include <mach/imx6-regs.h>
#include <mach/imx7-regs.h>
#include <mach/vf610-regs.h>

#include <serial/imx-uart.h>
#include <serial/lpuart.h>

#ifdef CONFIG_DEBUG_LL

#define __IMX_UART_BASE(soc, num) soc##_UART##num##_BASE_ADDR
#define IMX_UART_BASE(soc, num) __IMX_UART_BASE(soc, num)

#ifdef CONFIG_DEBUG_IMX1_UART
#define IMX_DEBUG_SOC MX1
#elif defined CONFIG_DEBUG_IMX21_UART
#define IMX_DEBUG_SOC MX21
#elif defined CONFIG_DEBUG_IMX25_UART
#define IMX_DEBUG_SOC MX25
#elif defined CONFIG_DEBUG_IMX27_UART
#define IMX_DEBUG_SOC MX27
#elif defined CONFIG_DEBUG_IMX31_UART
#define IMX_DEBUG_SOC MX31
#elif defined CONFIG_DEBUG_IMX35_UART
#define IMX_DEBUG_SOC MX35
#elif defined CONFIG_DEBUG_IMX50_UART
#define IMX_DEBUG_SOC MX50
#elif defined CONFIG_DEBUG_IMX51_UART
#define IMX_DEBUG_SOC MX51
#elif defined CONFIG_DEBUG_IMX53_UART
#define IMX_DEBUG_SOC MX53
#elif defined CONFIG_DEBUG_IMX6Q_UART
#define IMX_DEBUG_SOC MX6
#elif defined CONFIG_DEBUG_IMX7D_UART
#define IMX_DEBUG_SOC MX7
#elif defined CONFIG_DEBUG_VF610_UART
#define IMX_DEBUG_SOC VF610
#else
#error "unknown i.MX debug uart soc type"
#endif

static inline void imx50_uart_setup_ll(void)
{
	void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT));

	imx50_uart_setup(base);
}

static inline void imx51_uart_setup_ll(void)
{
	void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT));

	imx51_uart_setup(base);
}

static inline void imx53_uart_setup_ll(void)
{
	void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT));

	imx53_uart_setup(base);
}

static inline void imx6_uart_setup_ll(void)
{
	void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT));

	imx6_uart_setup(base);
}

static inline void vf610_uart_setup_ll(void)
{
	void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT));

	lpuart_setup(base, 66000000);
}

static inline void PUTC_LL(int c)
{
	void __iomem *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC,
						 CONFIG_DEBUG_IMX_UART_PORT));

	if (!base)
		return;

	if (IS_ENABLED(CONFIG_DEBUG_VF610_UART))
		lpuart_putc(base, c);
	else
		imx_uart_putc(base, c);
}

#else

static inline void imx50_uart_setup_ll(void) {}
static inline void imx51_uart_setup_ll(void) {}
static inline void imx53_uart_setup_ll(void) {}
static inline void imx6_uart_setup_ll(void)  {}
static inline void vf610_uart_setup_ll(void) {}

#endif /* CONFIG_DEBUG_LL */

static inline void imx_ungate_all_peripherals(void __iomem *ccmbase)
{
	int i;
	for (i = 0x68; i <= 0x80; i += 4)
		writel(0xffffffff, ccmbase + i);
}

static inline void imx6_ungate_all_peripherals(void)
{
	imx_ungate_all_peripherals(IOMEM(MX6_CCM_BASE_ADDR));
}

static inline void imx51_ungate_all_peripherals(void)
{
	imx_ungate_all_peripherals(IOMEM(MX51_CCM_BASE_ADDR));
}

static inline void imx53_ungate_all_peripherals(void)
{
	imx_ungate_all_peripherals(IOMEM(MX53_CCM_BASE_ADDR));
}

static inline void vf610_ungate_all_peripherals(void)
{
	void __iomem *ccmbase = IOMEM(VF610_CCM_BASE_ADDR);
	int i;

	for (i = 0x40; i <= 0x6c; i += 4)
		writel(0xffffffff, ccmbase + i);
}

#endif /* __MACH_DEBUG_LL_H__ */