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Diffstat (limited to 'include/asm-arm/arch-s3c2410/regs-clock.h')
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diff --git a/include/asm-arm/arch-s3c2410/regs-clock.h b/include/asm-arm/arch-s3c2410/regs-clock.h
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+/* linux/include/asm/arch-s3c2410/regs-clock.h
+ *
+ * Copyright (c) 2003,2004 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 clock register definitions
+ *
+ * Changelog:
+ * 18-Aug-2004 Ben Dooks Added 2440 definitions
+ * 08-Aug-2004 Herbert Pötzl Added CLKCON definitions
+ * 19-06-2003 Ben Dooks Created file
+ * 12-03-2004 Ben Dooks Updated include protection
+ * 29-Sep-2004 Ben Dooks Fixed usage for assembly inclusion
+ * 10-Feb-2005 Ben Dooks Fixed CAMDIVN address (Guillaume Gourat)
+ * 10-Mar-2005 Lucas Villa Real Changed S3C2410_VA to S3C24XX_VA
+ */
+
+#ifndef __ASM_ARM_REGS_CLOCK
+#define __ASM_ARM_REGS_CLOCK "$Id: clock.h,v 1.4 2003/04/30 14:50:51 ben Exp $"
+
+#define S3C2410_CLKREG(x) ((x) + S3C24XX_VA_CLKPWR)
+
+#define S3C2410_PLLVAL(_m,_p,_s) ((_m) << 12 | ((_p) << 4) | ((_s)))
+
+#define S3C2410_LOCKTIME S3C2410_CLKREG(0x00)
+#define S3C2410_MPLLCON S3C2410_CLKREG(0x04)
+#define S3C2410_UPLLCON S3C2410_CLKREG(0x08)
+#define S3C2410_CLKCON S3C2410_CLKREG(0x0C)
+#define S3C2410_CLKSLOW S3C2410_CLKREG(0x10)
+#define S3C2410_CLKDIVN S3C2410_CLKREG(0x14)
+
+#define S3C2410_CLKCON_IDLE (1<<2)
+#define S3C2410_CLKCON_POWER (1<<3)
+#define S3C2410_CLKCON_NAND (1<<4)
+#define S3C2410_CLKCON_LCDC (1<<5)
+#define S3C2410_CLKCON_USBH (1<<6)
+#define S3C2410_CLKCON_USBD (1<<7)
+#define S3C2410_CLKCON_PWMT (1<<8)
+#define S3C2410_CLKCON_SDI (1<<9)
+#define S3C2410_CLKCON_UART0 (1<<10)
+#define S3C2410_CLKCON_UART1 (1<<11)
+#define S3C2410_CLKCON_UART2 (1<<12)
+#define S3C2410_CLKCON_GPIO (1<<13)
+#define S3C2410_CLKCON_RTC (1<<14)
+#define S3C2410_CLKCON_ADC (1<<15)
+#define S3C2410_CLKCON_IIC (1<<16)
+#define S3C2410_CLKCON_IIS (1<<17)
+#define S3C2410_CLKCON_SPI (1<<18)
+
+#define S3C2410_PLLCON_MDIVSHIFT 12
+#define S3C2410_PLLCON_PDIVSHIFT 4
+#define S3C2410_PLLCON_SDIVSHIFT 0
+#define S3C2410_PLLCON_MDIVMASK ((1<<(1+(19-12)))-1)
+#define S3C2410_PLLCON_PDIVMASK ((1<<5)-1)
+#define S3C2410_PLLCON_SDIVMASK 3
+
+/* DCLKCON register addresses in gpio.h */
+
+#define S3C2410_DCLKCON_DCLK0EN (1<<0)
+#define S3C2410_DCLKCON_DCLK0_PCLK (0<<1)
+#define S3C2410_DCLKCON_DCLK0_UCLK (1<<1)
+#define S3C2410_DCLKCON_DCLK0_DIV(x) (((x) - 1 )<<4)
+#define S3C2410_DCLKCON_DCLK0_CMP(x) (((x) - 1 )<<8)
+
+#define S3C2410_DCLKCON_DCLK1EN (1<<16)
+#define S3C2410_DCLKCON_DCLK1_PCLK (0<<17)
+#define S3C2410_DCLKCON_DCLK1_UCLK (1<<17)
+#define S3C2410_DCLKCON_DCLK1_DIV(x) (((x) - 1) <<20)
+
+#define S3C2410_CLKDIVN_PDIVN (1<<0)
+#define S3C2410_CLKDIVN_HDIVN (1<<1)
+
+#ifndef __ASSEMBLY__
+
+static inline unsigned int
+s3c2410_get_pll(int pllval, int baseclk)
+{
+ int mdiv, pdiv, sdiv;
+
+ mdiv = pllval >> S3C2410_PLLCON_MDIVSHIFT;
+ pdiv = pllval >> S3C2410_PLLCON_PDIVSHIFT;
+ sdiv = pllval >> S3C2410_PLLCON_SDIVSHIFT;
+
+ mdiv &= S3C2410_PLLCON_MDIVMASK;
+ pdiv &= S3C2410_PLLCON_PDIVMASK;
+ sdiv &= S3C2410_PLLCON_SDIVMASK;
+
+ return (baseclk * (mdiv + 8)) / ((pdiv + 2) << sdiv);
+}
+
+#endif /* __ASSEMBLY__ */
+
+#ifdef CONFIG_CPU_S3C2440
+
+/* extra registers */
+#define S3C2440_CAMDIVN S3C2410_CLKREG(0x18)
+
+#define S3C2440_CLKCON_CAMERA (1<<19)
+#define S3C2440_CLKCON_AC97 (1<<20)
+
+#define S3C2440_CLKDIVN_PDIVN (1<<0)
+#define S3C2440_CLKDIVN_HDIVN_MASK (3<<1)
+#define S3C2440_CLKDIVN_HDIVN_1 (0<<1)
+#define S3C2440_CLKDIVN_HDIVN_2 (1<<1)
+#define S3C2440_CLKDIVN_HDIVN_4_8 (2<<1)
+#define S3C2440_CLKDIVN_HDIVN_3_6 (3<<1)
+#define S3C2440_CLKDIVN_UCLK (1<<3)
+
+#define S3C2440_CAMDIVN_CAMCLK_MASK (0xf<<0)
+#define S3C2440_CAMDIVN_CAMCLK_SEL (1<<4)
+#define S3C2440_CAMDIVN_HCLK3_HALF (1<<8)
+#define S3C2440_CAMDIVN_HCLK4_HALF (1<<9)
+#define S3C2440_CAMDIVN_DVSEN (1<<12)
+
+#endif /* CONFIG_CPU_S3C2440 */
+
+
+#endif /* __ASM_ARM_REGS_CLOCK */