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61fbb1d2 HS |
1 | /* |
2 | * Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | * | |
8 | * Device Tree binding constants clock controllers of Samsung S3C2443 and later. | |
9 | */ | |
10 | ||
11 | #ifndef _DT_BINDINGS_CLOCK_SAMSUNG_S3C2443_CLOCK_H | |
12 | #define _DT_BINDINGS_CLOCK_SAMSUNG_S3C2443_CLOCK_H | |
13 | ||
14 | /* | |
15 | * Let each exported clock get a unique index, which is used on DT-enabled | |
16 | * platforms to lookup the clock from a clock specifier. These indices are | |
17 | * therefore considered an ABI and so must not be changed. This implies | |
18 | * that new clocks should be added either in free spaces between clock groups | |
19 | * or at the end. | |
20 | */ | |
21 | ||
22 | /* Core clocks. */ | |
23 | #define MSYSCLK 1 | |
24 | #define ESYSCLK 2 | |
25 | #define ARMDIV 3 | |
26 | #define ARMCLK 4 | |
27 | #define HCLK 5 | |
28 | #define PCLK 6 | |
29 | ||
30 | /* Special clocks */ | |
31 | #define SCLK_HSSPI0 16 | |
32 | #define SCLK_FIMD 17 | |
33 | #define SCLK_I2S0 18 | |
34 | #define SCLK_I2S1 19 | |
35 | #define SCLK_HSMMC1 20 | |
36 | #define SCLK_HSMMC_EXT 21 | |
37 | #define SCLK_CAM 22 | |
38 | #define SCLK_UART 23 | |
39 | #define SCLK_USBH 24 | |
40 | ||
41 | /* Muxes */ | |
42 | #define MUX_HSSPI0 32 | |
43 | #define MUX_HSSPI1 33 | |
44 | #define MUX_HSMMC0 34 | |
45 | #define MUX_HSMMC1 35 | |
46 | ||
47 | /* hclk-gates */ | |
48 | #define HCLK_DMA0 48 | |
49 | #define HCLK_DMA1 49 | |
50 | #define HCLK_DMA2 50 | |
51 | #define HCLK_DMA3 51 | |
52 | #define HCLK_DMA4 52 | |
53 | #define HCLK_DMA5 53 | |
54 | #define HCLK_DMA6 54 | |
55 | #define HCLK_DMA7 55 | |
56 | #define HCLK_CAM 56 | |
57 | #define HCLK_LCD 57 | |
58 | #define HCLK_USBH 58 | |
59 | #define HCLK_USBD 59 | |
60 | #define HCLK_IROM 60 | |
61 | #define HCLK_HSMMC0 61 | |
62 | #define HCLK_HSMMC1 62 | |
63 | #define HCLK_CFC 63 | |
64 | #define HCLK_SSMC 64 | |
65 | #define HCLK_DRAM 65 | |
66 | #define HCLK_2D 66 | |
67 | ||
68 | /* pclk-gates */ | |
69 | #define PCLK_UART0 72 | |
70 | #define PCLK_UART1 73 | |
71 | #define PCLK_UART2 74 | |
72 | #define PCLK_UART3 75 | |
73 | #define PCLK_I2C0 76 | |
74 | #define PCLK_SDI 77 | |
75 | #define PCLK_SPI0 78 | |
76 | #define PCLK_ADC 79 | |
77 | #define PCLK_AC97 80 | |
78 | #define PCLK_I2S0 81 | |
79 | #define PCLK_PWM 82 | |
80 | #define PCLK_WDT 83 | |
81 | #define PCLK_RTC 84 | |
82 | #define PCLK_GPIO 85 | |
83 | #define PCLK_SPI1 86 | |
84 | #define PCLK_CHIPID 87 | |
85 | #define PCLK_I2C1 88 | |
86 | #define PCLK_I2S1 89 | |
87 | #define PCLK_PCM 90 | |
88 | ||
89 | /* Total number of clocks. */ | |
90 | #define NR_CLKS (PCLK_PCM + 1) | |
91 | ||
92 | #endif /* _DT_BINDINGS_CLOCK_SAMSUNG_S3C2443_CLOCK_H */ |