diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/timll/devkit3250/devkit3250.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/board/timll/devkit3250/devkit3250.c b/board/timll/devkit3250/devkit3250.c index 6acc416..4b3c94e 100644 --- a/board/timll/devkit3250/devkit3250.c +++ b/board/timll/devkit3250/devkit3250.c @@ -1,23 +1,52 @@ /* * Embest/Timll DevKit3250 board support * - * Copyright (C) 2011 Vladimir Zapolskiy <vz@mleia.com> + * Copyright (C) 2011-2015 Vladimir Zapolskiy <vz@mleia.com> * * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> #include <asm/arch/sys_proto.h> +#include <asm/arch/clk.h> #include <asm/arch/cpu.h> #include <asm/arch/emc.h> +#include <asm/arch/wdt.h> +#include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; static struct emc_regs *emc = (struct emc_regs *)EMC_BASE; +static struct clk_pm_regs *clk = (struct clk_pm_regs *)CLK_PM_BASE; +static struct wdt_regs *wdt = (struct wdt_regs *)WDT_BASE; + +void reset_periph(void) +{ + /* This function resets peripherals by triggering RESOUT_N */ + setbits_le32(&clk->timclk_ctrl, CLK_TIMCLK_WATCHDOG); + writel(WDTIM_MCTRL_RESFRC1, &wdt->mctrl); + udelay(300); + + writel(0, &wdt->mctrl); + clrbits_le32(&clk->timclk_ctrl, CLK_TIMCLK_WATCHDOG); + + /* Such a long delay is needed to initialize SMSC phy */ + udelay(10000); +} int board_early_init_f(void) { lpc32xx_uart_init(CONFIG_SYS_LPC32XX_UART); + lpc32xx_i2c_init(1); + lpc32xx_i2c_init(2); + lpc32xx_ssp_init(); + lpc32xx_mac_init(); + + /* + * nWP may be controlled by GPO19, but unpopulated by default R23 + * makes no sense to configure this GPIO level, nWP is always high + */ + lpc32xx_slc_nand_init(); return 0; } |