diff options
Diffstat (limited to 'target/linux/adm5120/image/lzma-loader/src/board.c')
| -rw-r--r-- | target/linux/adm5120/image/lzma-loader/src/board.c | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/target/linux/adm5120/image/lzma-loader/src/board.c b/target/linux/adm5120/image/lzma-loader/src/board.c deleted file mode 100644 index 5ebdbc3..0000000 --- a/target/linux/adm5120/image/lzma-loader/src/board.c +++ /dev/null @@ -1,185 +0,0 @@ -/* - * ADM5120 specific board support for LZMA decompressor - * - * Copyright (C) 2007-2008 OpenWrt.org - * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "config.h" -#include <stddef.h> - -#define READREG(r) *(volatile unsigned int *)(r) -#define WRITEREG(r,v) *(volatile unsigned int *)(r) = v - -/* - * INTC definitions - */ -#define INTC_BASE 0xB2200000 - -/* INTC registers */ -#define INTC_REG_IRQ_DISABLE 0x0C - -/* - * UART definitions - */ -#define UART0_BASE 0xB2600000 -#define UART1_BASE 0xB2800000 -/* UART registers */ -#define UART_REG_DATA 0x00 /* Data register */ -#define UART_REG_ECR 0x04 /* Error Clear register */ -#define UART_REG_LCRH 0x08 /* Line Control High register */ -#define UART_REG_LCRM 0x0C /* Line Control Middle register */ -#define UART_REG_LCRL 0x10 /* Line Control Low register */ -#define UART_REG_CTRL 0x14 /* Control register */ -#define UART_REG_FLAG 0x18 /* Flag register */ - -/* Control register bits */ -#define UART_CTRL_EN ( 1 << 0 ) /* UART enable */ - -/* Line Control High register bits */ -#define UART_LCRH_FEN ( 1 << 4 ) /* FIFO enable */ - -/* Flag register bits */ -#define UART_FLAG_CTS ( 1 << 0 ) -#define UART_FLAG_DSR ( 1 << 1 ) -#define UART_FLAG_DCD ( 1 << 2 ) -#define UART_FLAG_BUSY ( 1 << 3 ) -#define UART_FLAG_RXFE ( 1 << 4 ) /* RX FIFO empty */ -#define UART_FLAG_TXFF ( 1 << 5 ) /* TX FIFO full */ -#define UART_FLAG_RXFF ( 1 << 6 ) /* RX FIFO full */ -#define UART_FLAG_TXFE ( 1 << 7 ) /* TX FIFO empty */ - -/* - * SWITCH definitions - */ -#define SWITCH_BASE 0xB2000000 - -#define SWITCH_REG_CPUP_CONF 0x0024 -#define SWITCH_REG_PORT_CONF0 0x0028 - -#define SWITCH_REG_GPIO_CONF0 0x00B8 -#define SWITCH_REG_GPIO_CONF2 0x00BC - -#define SWITCH_REG_PORT0_LED 0x0100 -#define SWITCH_REG_PORT1_LED 0x0104 -#define SWITCH_REG_PORT2_LED 0x0108 -#define SWITCH_REG_PORT3_LED 0x010C -#define SWITCH_REG_PORT4_LED 0x0110 - -#define SWITCH_PORTS_HW 0x3F /* Hardware Ports */ - -/* CPUP_CONF register bits */ -#define CPUP_CONF_DCPUP ( 1 << 0 ) /* Disable CPU port */ - -/* PORT_CONF0 register bits */ -#define PORT_CONF0_DP_SHIFT 0 /* disable port shift*/ - - -/* - * UART routines - */ - -#if defined(CONFIG_USE_UART0) -# define UART_READ(r) READREG(UART0_BASE+(r)) -# define UART_WRITE(r,v) WRITEREG(UART0_BASE+(r),(v)) -#else -# define UART_READ(r) READREG(UART1_BASE+(r)) -# define UART_WRITE(r,v) WRITEREG(UART1_BASE+(r),(v)) -#endif - -static void uart_init(void) -{ -#if 0 - unsigned int t; - - /* disable uart */ - UART_WRITE(UART_REG_CTRL, 0); - - /* keep current baud rate */ - t = UART_READ(UART_REG_LCRM); - UART_WRITE(UART_REG_LCRM, t); - t = UART_READ(UART_REG_LCRL); - UART_WRITE(UART_REG_LCRL, t); - - /* keep data, stop, and parity bits, but disable FIFO */ - t = UART_READ(UART_REG_LCRH); - t &= ~(UART_LCRH_FEN); - UART_WRITE(UART_REG_LCRH, t ); - - /* clear error bits */ - UART_WRITE(UART_REG_ECR, 0xFF); - - /* enable uart, and disable interrupts */ - UART_WRITE(UART_REG_CTRL, UART_CTRL_EN); -#endif -} - -/* - * INTC routines - */ - -#define INTC_READ(r) READREG(INTC_BASE+(r)) -#define INTC_WRITE(r,v) WRITEREG(INTC_BASE+(r),v) - -static void intc_init(void) -{ - INTC_WRITE(INTC_REG_IRQ_DISABLE, 0xFFFFFFFF); -} - -/* - * SWITCH routines - */ - -#define SWITCH_READ(r) READREG(SWITCH_BASE+(r)) -#define SWITCH_WRITE(r,v) WRITEREG(SWITCH_BASE+(r),v) - -static void switch_init(void) -{ - /* disable PHYS ports */ - SWITCH_WRITE(SWITCH_REG_PORT_CONF0, - (SWITCH_PORTS_HW << PORT_CONF0_DP_SHIFT)); - - /* disable CPU port */ - SWITCH_WRITE(SWITCH_REG_CPUP_CONF, CPUP_CONF_DCPUP); - - /* disable GPIO lines */ - SWITCH_WRITE(SWITCH_REG_GPIO_CONF0, 0); - SWITCH_WRITE(SWITCH_REG_GPIO_CONF2, 0); - - /* disable LED lines */ - SWITCH_WRITE(SWITCH_REG_PORT0_LED, 0); - SWITCH_WRITE(SWITCH_REG_PORT1_LED, 0); - SWITCH_WRITE(SWITCH_REG_PORT2_LED, 0); - SWITCH_WRITE(SWITCH_REG_PORT3_LED, 0); - SWITCH_WRITE(SWITCH_REG_PORT4_LED, 0); -} - -void board_putc(int ch) -{ - while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0); - - UART_WRITE(UART_REG_DATA, ch); - - while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0); -} - -void board_init(void) -{ - intc_init(); - switch_init(); - uart_init(); -} |