diff options
Diffstat (limited to 'board/prodrive/pmdra/pmdra.c')
| -rw-r--r-- | board/prodrive/pmdra/pmdra.c | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/board/prodrive/pmdra/pmdra.c b/board/prodrive/pmdra/pmdra.c deleted file mode 100644 index 42f7770..0000000 --- a/board/prodrive/pmdra/pmdra.c +++ /dev/null @@ -1,189 +0,0 @@ -/* - * Copyright (C) 2008 Prodrive BV <pv@prodrive.nl> - * - * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> - * - * Parts are shamelessly stolen from various TI sources, original copyright - * follows: - * --------------------------------------------------------------------------- - * - * Copyright (C) 2004 Texas Instruments. - * - * --------------------------------------------------------------------------- - * 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 <i2c.h> -#include <asm/arch/hardware.h> -#include <asm/arch/emac_defs.h> - -#define MACH_TYPE_DAVINCI_EVM 901 - -DECLARE_GLOBAL_DATA_PTR; - -extern void timer_init(void); -extern int eth_hw_init(void); -extern phy_t phy; - -/* Works on Always On power domain only (no PD argument) */ -void lpsc_on(unsigned int id) -{ - dv_reg_p mdstat, mdctl; - - if (id >= DAVINCI_LPSC_GEM) - return; /* Don't work on DSP Power Domain */ - - mdstat = REG_P(PSC_MDSTAT_BASE + (id * 4)); - mdctl = REG_P(PSC_MDCTL_BASE + (id * 4)); - - while (REG(PSC_PTSTAT) & 0x01) {; } - - if ((*mdstat & 0x1f) == 0x03) - return; /* Already on and enabled */ - - *mdctl |= 0x03; - - /* Special treatment for some modules as for sprue14 p.7.4.2 */ - if ((id == DAVINCI_LPSC_VPSSSLV) || - (id == DAVINCI_LPSC_EMAC) || - (id == DAVINCI_LPSC_EMAC_WRAPPER) || - (id == DAVINCI_LPSC_MDIO) || - (id == DAVINCI_LPSC_USB) || - (id == DAVINCI_LPSC_ATA) || - (id == DAVINCI_LPSC_VLYNQ) || - (id == DAVINCI_LPSC_UHPI) || - (id == DAVINCI_LPSC_DDR_EMIF) || - (id == DAVINCI_LPSC_AEMIF) || - (id == DAVINCI_LPSC_MMC_SD) || - (id == DAVINCI_LPSC_MEMSTICK) || - (id == DAVINCI_LPSC_McBSP) || - (id == DAVINCI_LPSC_GPIO)) - *mdctl |= 0x200; - - REG(PSC_PTCMD) = 0x01; - - while (REG(PSC_PTSTAT) & 0x03) {; } - while ((*mdstat & 0x1f) != 0x03) {; } /* Probably an overkill... */ -} - -void dsp_on(void) -{ - int i; - - if (REG(PSC_PDSTAT1) & 0x1f) - return; /* Already on */ - - REG(PSC_GBLCTL) |= 0x01; - REG(PSC_PDCTL1) |= 0x01; - REG(PSC_PDCTL1) &= ~0x100; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) |= 0x03; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) &= 0xfffffeff; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) |= 0x03; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) &= 0xfffffeff; - REG(PSC_PTCMD) = 0x02; - - for (i = 0; i < 100; i++) { - if (REG(PSC_EPCPR) & 0x02) - break; - } - - REG(PSC_CHP_SHRTSW) = 0x01; - REG(PSC_PDCTL1) |= 0x100; - REG(PSC_EPCCR) = 0x02; - - for (i = 0; i < 100; i++) { - if (!(REG(PSC_PTSTAT) & 0x02)) - break; - } - - REG(PSC_GBLCTL) &= ~0x1f; -} - - -int board_init(void) -{ - /* arch number of the board */ - gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_EVM; - - /* address of boot parameters */ - gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR; - - /* Workaround for TMS320DM6446 errata 1.3.22 */ - REG(PSC_SILVER_BULLET) = 0; - - /* Power on required peripherals */ - lpsc_on(DAVINCI_LPSC_EMAC); - lpsc_on(DAVINCI_LPSC_EMAC_WRAPPER); - lpsc_on(DAVINCI_LPSC_MDIO); - lpsc_on(DAVINCI_LPSC_I2C); - lpsc_on(DAVINCI_LPSC_UART0); - lpsc_on(DAVINCI_LPSC_UART2); - lpsc_on(DAVINCI_LPSC_TIMER1); - lpsc_on(DAVINCI_LPSC_GPIO); - - /* Powerup the DSP */ - dsp_on(); - - /* Bringup UART0 and 2 out of reset */ - REG(UART0_PWREMU_MGMT) = 0x00006001; - REG(UART2_PWREMU_MGMT) = 0x00006001; - - /* Enable GIO3.3V cells used for EMAC */ - REG(VDD3P3V_PWDN) = 0; - - /* Enable UART0 and 2 MUX lines */ - REG(PINMUX1) |= 1; - REG(PINMUX1) |= 4; - - /* Enable EMAC and AEMIF pins */ - REG(PINMUX0) = 0x80000c1f; - - /* Enable I2C pin Mux */ - REG(PINMUX1) |= (1 << 7); - - /* Set the Bus Priority Register to appropriate value */ - REG(VBPR) = 0x20; - - timer_init(); - - return(0); -} - -int misc_init_r(void) -{ - int clk = 0; - - clk = ((REG(PLL2_PLLM) + 1) * 27) / ((REG(PLL2_DIV2) & 0x1f) + 1); - - printf("ARM Clock : %dMHz\n", ((REG(PLL1_PLLM) + 1) * 27)/2); - printf("DDR Clock : %dMHz\n", (clk / 2)); - - if (!eth_hw_init()) - printf("ethernet init failed!\n"); - else - printf("ETH PHY : %s\n", phy.name); - - 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); -} |