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/*
* TNETV107X-EVM: Board initialization
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <common.h>
#include <miiphy.h>
#include <linux/mtd/nand.h>
#include <asm/arch/hardware.h>
#include <asm/arch/clock.h>
#include <asm/io.h>
#include <asm/mach-types.h>
#include <asm/arch/nand_defs.h>
#include <asm/arch/mux.h>
DECLARE_GLOBAL_DATA_PTR;
static struct async_emif_config async_emif_config[ASYNC_EMIF_NUM_CS] = {
{ /* CS0 */
.mode = ASYNC_EMIF_MODE_NAND,
.wr_setup = 5,
.wr_strobe = 5,
.wr_hold = 2,
.rd_setup = 5,
.rd_strobe = 5,
.rd_hold = 2,
.turn_around = 5,
.width = ASYNC_EMIF_8,
},
{ /* CS1 */
.mode = ASYNC_EMIF_MODE_NOR,
.wr_setup = 2,
.wr_strobe = 27,
.wr_hold = 4,
.rd_setup = 2,
.rd_strobe = 27,
.rd_hold = 4,
.turn_around = 2,
.width = ASYNC_EMIF_PRESERVE,
},
{ /* CS2 */
.mode = ASYNC_EMIF_MODE_NOR,
.wr_setup = 2,
.wr_strobe = 27,
.wr_hold = 4,
.rd_setup = 2,
.rd_strobe = 27,
.rd_hold = 4,
.turn_around = 2,
.width = ASYNC_EMIF_PRESERVE,
},
{ /* CS3 */
.mode = ASYNC_EMIF_MODE_NOR,
.wr_setup = 1,
.wr_strobe = 90,
.wr_hold = 3,
.rd_setup = 1,
.rd_strobe = 26,
.rd_hold = 3,
.turn_around = 1,
.width = ASYNC_EMIF_8,
},
};
static struct pll_init_data pll_config[] = {
{
.pll = ETH_PLL,
.internal_osc = 1,
.pll_freq = 500000000,
.div_freq = {
5000000, 50000000, 125000000, 250000000, 25000000,
},
},
};
static const short sdio1_pins[] = {
TNETV107X_PIN_SDIO1_CLK_1, TNETV107X_PIN_SDIO1_CMD_1,
TNETV107X_PIN_SDIO1_DATA0_1, TNETV107X_PIN_SDIO1_DATA1_1,
TNETV107X_PIN_SDIO1_DATA2_1, TNETV107X_PIN_SDIO1_DATA3_1,
-1
};
static const short uart1_pins[] = {
TNETV107X_PIN_UART1_RD, TNETV107X_PIN_UART1_TD, -1
};
static const short ssp_pins[] = {
TNETV107X_PIN_SSP0_0, TNETV107X_PIN_SSP0_1, TNETV107X_PIN_SSP0_2,
TNETV107X_PIN_SSP1_0, TNETV107X_PIN_SSP1_1, TNETV107X_PIN_SSP1_2,
TNETV107X_PIN_SSP1_3, -1
};
int board_init(void)
{
#ifndef CONFIG_USE_IRQ
__raw_writel(0, INTC_GLB_EN); /* Global disable */
__raw_writel(0, INTC_HINT_EN); /* Disable host ints */
__raw_writel(0, INTC_EN_CLR0 + 0); /* Clear enable */
__raw_writel(0, INTC_EN_CLR0 + 4); /* Clear enable */
__raw_writel(0, INTC_EN_CLR0 + 8); /* Clear enable */
#endif
gd->bd->bi_arch_number = MACH_TYPE_TNETV107X;
gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR;
init_plls(ARRAY_SIZE(pll_config), pll_config);
init_async_emif(ARRAY_SIZE(async_emif_config), async_emif_config);
mux_select_pin(TNETV107X_PIN_ASR_CS3);
mux_select_pins(sdio1_pins);
mux_select_pins(uart1_pins);
mux_select_pins(ssp_pins);
return 0;
}
int dram_init(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
return 0;
}
#ifdef CONFIG_NAND_DAVINCI
int board_nand_init(struct nand_chip *nand)
{
davinci_nand_init(nand);
return 0;
}
#endif
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