summaryrefslogtreecommitdiff
path: root/include/asm-arm/arch-omap24xx/clocks.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-arm/arch-omap24xx/clocks.h')
-rw-r--r--include/asm-arm/arch-omap24xx/clocks.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/include/asm-arm/arch-omap24xx/clocks.h b/include/asm-arm/arch-omap24xx/clocks.h
new file mode 100644
index 0000000..2a95af1
--- /dev/null
+++ b/include/asm-arm/arch-omap24xx/clocks.h
@@ -0,0 +1,112 @@
+/*
+ * (C) Copyright 2004
+ * Texas Instruments, <www.ti.com>
+ * Richard Woodruff <r-woodruff2@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#ifndef _OMAP24XX_CLOCKS_H_
+#define _OMAP24XX_CLOCKS_H_
+
+#define COMMIT_DIVIDERS 0x1
+
+#define MODE_BYPASS_FAST 0x2
+#define APLL_LOCK 0xc
+#ifdef CONFIG_APTIX
+#define DPLL_LOCK 0x1 /* stay in bypass mode */
+#else
+#define DPLL_LOCK 0x3 /* DPLL lock */
+#endif
+
+/****************************************************************************;
+; PRCM Scheme II
+;
+; Enable clocks and DPLL for:
+; DPLL=300, DPLLout=600 M=1,N=50 CM_CLKSEL1_PLL[21:8] 12/2*50
+; Core=600 (core domain) DPLLx2 CM_CLKSEL2_PLL[1:0]
+; MPUF=300 (mpu domain) 2 CM_CLKSEL_MPU[4:0]
+; DSPF=200 (dsp domain) 3 CM_CLKSEL_DSP[4:0]
+; DSPI=100 6 CM_CLKSEL_DSP[6:5]
+; DSP_S bypass CM_CLKSEL_DSP[7]
+; IVAF=200 (dsp domain) 3 CM_CLKSEL_DSP[12:8]
+; IVAF=100 auto
+; IVAI auto
+; IVA_MPU auto
+; IVA_S bypass CM_CLKSEL_DSP[13]
+; GFXF=50 (gfx domain) 12 CM_CLKSEL_FGX[2:0]
+; SSI_SSRF=200 3 CM_CLKSEL1_CORE[24:20]
+; SSI_SSTF=100 auto
+; L3=100Mhz (sdram) 6 CM_CLKSEL1_CORE[4:0]
+; L4=100Mhz 6
+; C_L4_USB=50 12 CM_CLKSEL1_CORE[6:5]
+***************************************************************************/
+#define II_DPLL_OUT_X2 0x2 /* x2 core out */
+#define II_MPU_DIV 0x2 /* mpu = core/2 */
+#define II_DSP_DIV 0x343 /* dsp & iva divider */
+#define II_GFX_DIV 0x2
+#define II_BUS_DIV 0x04601026
+#define II_DPLL_300 0x01832100
+
+/****************************************************************************;
+; PRCM Scheme III
+;
+; Enable clocks and DPLL for:
+; DPLL=266, DPLLout=532 M=5+1,N=133 CM_CLKSEL1_PLL[21:8] 12/6*133=266
+; Core=532 (core domain) DPLLx2 CM_CLKSEL2_PLL[1:0]
+; MPUF=266 (mpu domain) /2 CM_CLKSEL_MPU[4:0]
+; DSPF=177.3 (dsp domain) /3 CM_CLKSEL_DSP[4:0]
+; DSPI=88.67 /6 CM_CLKSEL_DSP[6:5]
+; DSP_S ACTIVATED CM_CLKSEL_DSP[7]
+; IVAF=88.67 (dsp domain) /3 CM_CLKSEL_DSP[12:8]
+; IVAF=88.67 auto
+; IVAI auto
+; IVA_MPU auto
+; IVA_S ACTIVATED CM_CLKSEL_DSP[13]
+; GFXF=66.5 (gfx domain) /8 CM_CLKSEL_FGX[2:0]:
+; SSI_SSRF=177.3 /3 CM_CLKSEL1_CORE[24:20]
+; SSI_SSTF=88.67 auto
+; L3=133Mhz (sdram) /4 CM_CLKSEL1_CORE[4:0]
+; L4=66.5Mhz /8
+; C_L4_USB=33.25 /16 CM_CLKSEL1_CORE[6:5]
+***************************************************************************/
+#define III_DPLL_OUT_X2 0x2 /* x2 core out */
+#define III_MPU_DIV 0x2 /* mpu = core/2 */
+#define III_DSP_DIV 0x23C3 /* dsp & iva divider sych enabled*/
+#define III_GFX_DIV 0x2
+#define III_BUS_DIV 0x08301044
+#define III_DPLL_266 0x01885500
+
+/* set defaults for boot up */
+#ifdef PRCM_CONFIG_II
+# define DPLL_OUT II_DPLL_OUT_X2
+# define MPU_DIV II_MPU_DIV
+# define DSP_DIV II_DSP_DIV
+# define GFX_DIV II_GFX_DIV
+# define BUS_DIV II_BUS_DIV
+# define DPLL_VAL II_DPLL_300
+#elif PRCM_CONFIG_III
+# define DPLL_OUT III_DPLL_OUT_X2
+# define MPU_DIV III_MPU_DIV
+# define DSP_DIV III_DSP_DIV
+# define GFX_DIV III_GFX_DIV
+# define BUS_DIV III_BUS_DIV
+# define DPLL_VAL III_DPLL_266
+#endif
+
+/* lock delay time out */
+#define LDELAY 12000000
+
+#endif