diff options
Diffstat (limited to 'qemu/roms/u-boot/board/silica/pengwyn/board.c')
| -rw-r--r-- | qemu/roms/u-boot/board/silica/pengwyn/board.c | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/qemu/roms/u-boot/board/silica/pengwyn/board.c b/qemu/roms/u-boot/board/silica/pengwyn/board.c deleted file mode 100644 index ee88b6f39..000000000 --- a/qemu/roms/u-boot/board/silica/pengwyn/board.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * board.c - * - * Copyright (C) 2013 Lothar Felten <lothar.felten@gmail.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/arch/cpu.h> -#include <asm/arch/hardware.h> -#include <asm/arch/ddr_defs.h> -#include <asm/arch/clock.h> -#include <asm/arch/sys_proto.h> -#include <i2c.h> -#include <phy.h> -#include <cpsw.h> -#include "board.h" - -DECLARE_GLOBAL_DATA_PTR; - -static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; - -#if defined(CONFIG_SPL_BUILD) - -/* DDR3 RAM timings */ -static const struct ddr_data ddr3_data = { - .datardsratio0 = MT41K128MJT187E_RD_DQS, - .datawdsratio0 = MT41K128MJT187E_WR_DQS, - .datafwsratio0 = MT41K128MJT187E_PHY_FIFO_WE, - .datawrsratio0 = MT41K128MJT187E_PHY_WR_DATA, -}; - -static const struct cmd_control ddr3_cmd_ctrl_data = { - .cmd0csratio = MT41K128MJT187E_RATIO, - .cmd0iclkout = MT41K128MJT187E_INVERT_CLKOUT, - .cmd1csratio = MT41K128MJT187E_RATIO, - .cmd1iclkout = MT41K128MJT187E_INVERT_CLKOUT, - .cmd2csratio = MT41K128MJT187E_RATIO, - .cmd2iclkout = MT41K128MJT187E_INVERT_CLKOUT, -}; - -static struct emif_regs ddr3_emif_reg_data = { - .sdram_config = MT41K128MJT187E_EMIF_SDCFG, - .ref_ctrl = MT41K128MJT187E_EMIF_SDREF, - .sdram_tim1 = MT41K128MJT187E_EMIF_TIM1, - .sdram_tim2 = MT41K128MJT187E_EMIF_TIM2, - .sdram_tim3 = MT41K128MJT187E_EMIF_TIM3, - .zq_config = MT41K128MJT187E_ZQ_CFG, - .emif_ddr_phy_ctlr_1 = MT41K128MJT187E_EMIF_READ_LATENCY | - PHY_EN_DYN_PWRDN, -}; - -const struct ctrl_ioregs ddr3_ioregs = { - .cm0ioctl = MT41K128MJT187E_IOCTRL_VALUE, - .cm1ioctl = MT41K128MJT187E_IOCTRL_VALUE, - .cm2ioctl = MT41K128MJT187E_IOCTRL_VALUE, - .dt0ioctl = MT41K128MJT187E_IOCTRL_VALUE, - .dt1ioctl = MT41K128MJT187E_IOCTRL_VALUE, -}; - -#ifdef CONFIG_SPL_OS_BOOT -int spl_start_uboot(void) -{ - /* break into full u-boot on 'c' */ - return serial_tstc() && serial_getc() == 'c'; -} -#endif - -#define OSC (V_OSCK/1000000) -const struct dpll_params dpll_ddr_266 = { - 266, OSC-1, 1, -1, -1, -1, -1}; -const struct dpll_params dpll_ddr_303 = { - 303, OSC-1, 1, -1, -1, -1, -1}; -const struct dpll_params dpll_ddr_400 = { - 400, OSC-1, 1, -1, -1, -1, -1}; - -void am33xx_spl_board_init(void) -{ - /* - * The pengwyn board uses the TPS650250 PMIC without I2C - * interface and will output the following fixed voltages: - * DCDC1=3V3 (IO) DCDC2=1V5 (DDR) DCDC3=1V26 (Vmpu) - * VLDO1=1V8 (IO) VLDO2=1V8(IO) - * Vcore=1V1 is fixed, generated by TPS62231 - */ - - /* Get the frequency */ - dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev); - - /* Set CORE Frequencies to OPP100 */ - do_setup_dpll(&dpll_core_regs, &dpll_core_opp100); - - /* 720MHz cpu, this might change on newer board revisions */ - dpll_mpu_opp100.m = MPUPLL_M_720; - do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100); -} - -const struct dpll_params *get_dpll_ddr_params(void) -{ - /* future configs can return other clock settings */ - return &dpll_ddr_303; -} - -void set_uart_mux_conf(void) -{ - enable_uart0_pin_mux(); -} - -void set_mux_conf_regs(void) -{ - enable_board_pin_mux(); -} - -void sdram_init(void) -{ - config_ddr(303, &ddr3_ioregs, &ddr3_data, - &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0); -} -#endif /* if CONFIG_SPL_BUILD */ - -/* - * Basic board specific setup. Pinmux has been handled already. - */ -int board_init(void) -{ - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; - gpmc_init(); - return 0; -} - -#ifdef CONFIG_DRIVER_TI_CPSW -static void cpsw_control(int enabled) -{ - /* VTP can be added here */ - return; -} - -static struct cpsw_slave_data cpsw_slaves[] = { - { - .slave_reg_ofs = 0x208, - .sliver_reg_ofs = 0xd80, - .phy_addr = 0, - .phy_if = PHY_INTERFACE_MODE_MII, - }, - { - .slave_reg_ofs = 0x308, - .sliver_reg_ofs = 0xdc0, - .phy_addr = 1, - .phy_if = PHY_INTERFACE_MODE_MII, - }, -}; - -static struct cpsw_platform_data cpsw_data = { - .mdio_base = CPSW_MDIO_BASE, - .cpsw_base = CPSW_BASE, - .mdio_div = 0xff, - .channels = 8, - .cpdma_reg_ofs = 0x800, - .slaves = 1, - .slave_data = cpsw_slaves, - .ale_reg_ofs = 0xd00, - .ale_entries = 1024, - .host_port_reg_ofs = 0x108, - .hw_stats_reg_ofs = 0x900, - .bd_ram_ofs = 0x2000, - .mac_control = (1 << 5), - .control = cpsw_control, - .host_port_num = 0, - .version = CPSW_CTRL_VERSION_2, -}; - -int board_eth_init(bd_t *bis) -{ - int rv, n = 0; - uint8_t mac_addr[6]; - uint32_t mac_hi, mac_lo; - - if (!eth_getenv_enetaddr("ethaddr", mac_addr)) { - printf("<ethaddr> not set. Reading from E-fuse\n"); - /* try reading mac address from efuse */ - mac_lo = readl(&cdev->macid0l); - mac_hi = readl(&cdev->macid0h); - mac_addr[0] = mac_hi & 0xFF; - mac_addr[1] = (mac_hi & 0xFF00) >> 8; - mac_addr[2] = (mac_hi & 0xFF0000) >> 16; - mac_addr[3] = (mac_hi & 0xFF000000) >> 24; - mac_addr[4] = mac_lo & 0xFF; - mac_addr[5] = (mac_lo & 0xFF00) >> 8; - - if (is_valid_ether_addr(mac_addr)) - eth_setenv_enetaddr("ethaddr", mac_addr); - else - return n; - } - - writel(MII_MODE_ENABLE, &cdev->miisel); - - rv = cpsw_register(&cpsw_data); - if (rv < 0) - printf("Error %d registering CPSW switch\n", rv); - else - n += rv; - return n; -} -#endif /* if CONFIG_DRIVER_TI_CPSW */ |