* (C) Copyright 2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/processor.h>
-#include <ppc405.h>
+#include <asm/ppc405.h>
/* test-only: move into cpu directory!!! */
*/
/* Initialize PLL */
- mtcpr(cprpllc, 0x0000033c);
- mtcpr(cprplld, 0x0c010200);
- mtcpr(cprprimad, 0x04060c0c);
- mtcpr(cprperd0, 0x000c0000); /* SPI clk div. eq. OPB clk div. */
- mtcpr(cprclkupd, 0x40000000);
+ mtcpr(CPR0_PLLC, 0x0000033c);
+ mtcpr(CPR0_PLLD, 0x0c010200);
+ mtcpr(CPR0_PRIMAD, 0x04060c0c);
+ mtcpr(CPR0_PERD0, 0x000c0000); /* SPI clk div. eq. OPB clk div. */
+ mtcpr(CPR0_CLKUPD, 0x40000000);
}
#elif defined(PLLMR0_266_160_80)
*/
/* Initialize PLL */
- mtcpr(cprpllc, 0x20000238);
- mtcpr(cprplld, 0x03010400);
- mtcpr(cprprimad, 0x03050a0a);
- mtcpr(cprperc0, 0x00000000);
- mtcpr(cprperd0, 0x070a0707); /* SPI clk div. eq. OPB clk div. */
- mtcpr(cprperd1, 0x07323200);
- mtcpr(cprclkupd, 0x40000000);
+ mtcpr(CPR0_PLLC, 0x20000238);
+ mtcpr(CPR0_PLLD, 0x03010400);
+ mtcpr(CPR0_PRIMAD, 0x03050a0a);
+ mtcpr(CPR0_PERC0, 0x00000000);
+ mtcpr(CPR0_PERD0, 0x070a0707); /* SPI clk div. eq. OPB clk div. */
+ mtcpr(CPR0_PERD1, 0x07323200);
+ mtcpr(CPR0_CLKUP, 0x40000000);
}
#elif defined(PLLMR0_333_166_83)
*/
/* Initialize PLL */
- mtcpr(cprpllc, 0x0000033C);
- mtcpr(cprplld, 0x0a010000);
- mtcpr(cprprimad, 0x02040808);
- mtcpr(cprperd0, 0x02080505); /* SPI clk div. eq. OPB clk div. */
- mtcpr(cprperd1, 0xA6A60300);
- mtcpr(cprclkupd, 0x40000000);
+ mtcpr(CPR0_PLLC, 0x0000033C);
+ mtcpr(CPR0_PLLD, 0x0a010000);
+ mtcpr(CPR0_PRIMAD, 0x02040808);
+ mtcpr(CPR0_PERD0, 0x02080505); /* SPI clk div. eq. OPB clk div. */
+ mtcpr(CPR0_PERD1, 0xA6A60300);
+ mtcpr(CPR0_CLKUP, 0x40000000);
}
#elif defined(PLLMR0_100_100_12)
*/
/* Initialize PLL */
- mtcpr(cprpllc, 0x000003BC);
- mtcpr(cprplld, 0x06060600);
- mtcpr(cprprimad, 0x02020004);
- mtcpr(cprperd0, 0x04002828); /* SPI clk div. eq. OPB clk div. */
- mtcpr(cprperd1, 0xC8C81600);
- mtcpr(cprclkupd, 0x40000000);
+ mtcpr(CPR0_PLLC, 0x000003BC);
+ mtcpr(CPR0_PLLD, 0x06060600);
+ mtcpr(CPR0_PRIMAD, 0x02020004);
+ mtcpr(CPR0_PERD0, 0x04002828); /* SPI clk div. eq. OPB clk div. */
+ mtcpr(CPR0_PERD1, 0xC8C81600);
+ mtcpr(CPR0_CLKUP, 0x40000000);
}
#endif /* CPU_<speed>_405EZ */
-
-#if defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL)
-/*
- * Get timebase clock frequency
- */
-unsigned long get_tbclk(void)
-{
- unsigned long cpr_plld;
- unsigned long cpr_primad;
- unsigned long primad_cpudv;
- unsigned long pllFbkDiv;
- unsigned long freqProcessor;
-
- /*
- * Read PLL Mode registers
- */
- mfcpr(cprplld, cpr_plld);
-
- /*
- * Read CPR_PRIMAD register
- */
- mfcpr(cprprimad, cpr_primad);
-
- /*
- * Determine CPU clock frequency
- */
- primad_cpudv = ((cpr_primad & PRIMAD_CPUDV_MASK) >> 24);
- if (primad_cpudv == 0)
- primad_cpudv = 16;
-
- /*
- * Determine FBK_DIV.
- */
- pllFbkDiv = ((cpr_plld & PLLD_FBDV_MASK) >> 24);
- if (pllFbkDiv == 0)
- pllFbkDiv = 256;
-
- freqProcessor = (CONFIG_SYS_CLK_FREQ * pllFbkDiv) / primad_cpudv;
-
- return (freqProcessor);
-}
-#endif /* defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL) */