2012-05-07 07:36:45 +00:00
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/*
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* (C) Copyright 2010
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* Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/spr_misc.h>
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int arch_cpu_init(void)
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{
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struct misc_regs *const misc_p =
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(struct misc_regs *)CONFIG_SPEAR_MISCBASE;
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2012-05-07 07:36:59 +00:00
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u32 periph1_clken, periph_clk_cfg;
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2012-05-07 07:36:45 +00:00
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periph1_clken = readl(&misc_p->periph1_clken);
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#if defined(CONFIG_SPEAR3XX)
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periph1_clken |= MISC_GPT2ENB;
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#elif defined(CONFIG_SPEAR600)
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periph1_clken |= MISC_GPT3ENB;
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#endif
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#if defined(CONFIG_PL011_SERIAL)
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periph1_clken |= MISC_UART0ENB;
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2012-05-07 07:36:59 +00:00
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periph_clk_cfg = readl(&misc_p->periph_clk_cfg);
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periph_clk_cfg &= ~CONFIG_SPEAR_UARTCLKMSK;
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periph_clk_cfg |= CONFIG_SPEAR_UART48M;
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writel(periph_clk_cfg, &misc_p->periph_clk_cfg);
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2012-05-07 07:36:45 +00:00
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#endif
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#if defined(CONFIG_DESIGNWARE_ETH)
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periph1_clken |= MISC_ETHENB;
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#endif
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#if defined(CONFIG_DW_UDC)
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periph1_clken |= MISC_USBDENB;
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#endif
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#if defined(CONFIG_DW_I2C)
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periph1_clken |= MISC_I2CENB;
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#endif
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#if defined(CONFIG_ST_SMI)
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periph1_clken |= MISC_SMIENB;
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#endif
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#if defined(CONFIG_NAND_FSMC)
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periph1_clken |= MISC_FSMCENB;
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#endif
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writel(periph1_clken, &misc_p->periph1_clken);
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return 0;
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}
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#ifdef CONFIG_DISPLAY_CPUINFO
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int print_cpuinfo(void)
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{
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#ifdef CONFIG_SPEAR300
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printf("CPU: SPEAr300\n");
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#elif defined(CONFIG_SPEAR310)
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printf("CPU: SPEAr310\n");
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#elif defined(CONFIG_SPEAR320)
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printf("CPU: SPEAr320\n");
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#elif defined(CONFIG_SPEAR600)
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printf("CPU: SPEAr600\n");
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#else
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#error CPU not supported in spear platform
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#endif
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return 0;
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}
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#endif
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