ca2e90ac18
This driver can handle the clock controller in the s3c2412 soc. The clock structure is built according to the manuals of the included SoCs and might include changes in comparison to the previous clock structure. Signed-off-by: Heiko Stuebner <heiko@sntech.de> Reviewed-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Mike Turquette <mturquette@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
74 lines
1.7 KiB
C
74 lines
1.7 KiB
C
/*
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* Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Device Tree binding constants clock controllers of Samsung S3C2412.
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*/
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#ifndef _DT_BINDINGS_CLOCK_SAMSUNG_S3C2412_CLOCK_H
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#define _DT_BINDINGS_CLOCK_SAMSUNG_S3C2412_CLOCK_H
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/*
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* Let each exported clock get a unique index, which is used on DT-enabled
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* platforms to lookup the clock from a clock specifier. These indices are
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* therefore considered an ABI and so must not be changed. This implies
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* that new clocks should be added either in free spaces between clock groups
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* or at the end.
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*/
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/* Core clocks. */
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/* id 1 is reserved */
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#define MPLL 2
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#define UPLL 3
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#define MDIVCLK 4
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#define MSYSCLK 5
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#define USYSCLK 6
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#define HCLK 7
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#define PCLK 8
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#define ARMDIV 9
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#define ARMCLK 10
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/* Special clocks */
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#define SCLK_CAM 16
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#define SCLK_UART 17
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#define SCLK_I2S 18
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#define SCLK_USBD 19
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#define SCLK_USBH 20
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/* pclk-gates */
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#define PCLK_WDT 32
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#define PCLK_SPI 33
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#define PCLK_I2S 34
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#define PCLK_I2C 35
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#define PCLK_ADC 36
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#define PCLK_RTC 37
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#define PCLK_GPIO 38
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#define PCLK_UART2 39
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#define PCLK_UART1 40
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#define PCLK_UART0 41
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#define PCLK_SDI 42
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#define PCLK_PWM 43
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#define PCLK_USBD 44
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/* hclk-gates */
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#define HCLK_HALF 48
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#define HCLK_X2 49
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#define HCLK_SDRAM 50
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#define HCLK_USBH 51
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#define HCLK_LCD 52
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#define HCLK_NAND 53
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#define HCLK_DMA3 54
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#define HCLK_DMA2 55
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#define HCLK_DMA1 56
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#define HCLK_DMA0 57
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/* Total number of clocks. */
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#define NR_CLKS (HCLK_DMA0 + 1)
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#endif /* _DT_BINDINGS_CLOCK_SAMSUNG_S3C2412_CLOCK_H */
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