diff options
Diffstat (limited to 'board/bf609-ezkit/soft_switch.c')
| -rw-r--r-- | board/bf609-ezkit/soft_switch.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/board/bf609-ezkit/soft_switch.c b/board/bf609-ezkit/soft_switch.c deleted file mode 100644 index 7c117ea..0000000 --- a/board/bf609-ezkit/soft_switch.c +++ /dev/null @@ -1,171 +0,0 @@ -/* - * U-Boot - main board file - * - * Copyright (c) 2008-2011 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#include <common.h> -#include <asm/blackfin.h> -#include <asm/io.h> -#include <i2c.h> -#include "soft_switch.h" - -struct switch_config { - uchar dir0; /* IODIRA */ - uchar dir1; /* IODIRB */ - uchar value0; /* OLATA */ - uchar value1; /* OLATB */ -}; - -static struct switch_config switch_config_array[NUM_SWITCH] = { - { -/* - U45 Port A U45 Port B - - 7--------------- RMII_CLK_EN | 7--------------- ~TEMP_THERM_EN - | 6------------- ~CNT0ZM_EN | | 6------------- ~TEMP_IRQ_EN - | | 5----------- ~CNT0DG_EN | | | 5----------- ~UART0CTS_146_EN - | | | 4--------- ~CNT0UD_EN | | | | 4--------- ~UART0CTS_RST_EN - | | | | 3------- ~CAN0RX_EN | | | | | 3------- ~UART0CTS_RTS_LPBK - | | | | | 2----- ~CAN0_ERR_EN | | | | | | 2----- ~UART0CTS_EN - | | | | | | 1--- ~CAN_STB | | | | | | | 1--- ~UART0RX_EN - | | | | | | | 0- CAN_EN | | | | | | | | 0- ~UART0RTS_EN - | | | | | | | | | | | | | | | | | - O O O O O O O O | O O O O O O O O (I/O direction) - 1 0 0 0 0 0 1 1 | 1 1 1 1 1 0 0 0 (value being set) -*/ - .dir0 = 0x0, /* all output */ - .dir1 = 0x0, /* all output */ - .value0 = RMII_CLK_EN | CAN_STB | CAN_EN, - .value1 = TEMP_THERM_EN | TEMP_IRQ_EN | UART0CTS_146_EN - | UART0CTS_RST_EN | UART0CTS_RTS_LPBK, - }, - { -/* - U46 Port A U46 Port B - - 7--------------- ~LED4_GPIO_EN | 7--------------- EMPTY - | 6------------- ~LED3_GPIO_EN | | 6------------- ~SPI0D3_EN - | | 5----------- ~LED2_GPIO_EN | | | 5----------- ~SPI0D2_EN - | | | 4--------- ~LED1_GPIO_EN | | | | 4--------- ~SPIFLASH_CS_EN - | | | | 3------- SMC0_LP0_EN | | | | | 3------- ~SD_WP_EN - | | | | | 2----- EMPTY | | | | | | 2----- ~SD_CD_EN - | | | | | | 1--- SMC0_EPPI2 | | | | | | | 1--- ~PUSHBUTTON2_EN - _LP1_SWITCH - | | | | | | | 0- OVERRIDE_SMC0 | | | | | | | | 0- ~PUSHBUTTON1_EN - _LP0_BOOT - | | | | | | | | | | | | | | | | | - O O O O O O O O | O O O O O O O O (I/O direction) - 0 0 0 0 0 X 0 1 | X 0 0 0 0 0 0 0 (value being set) -*/ - .dir0 = 0x0, /* all output */ - .dir1 = 0x0, /* all output */ -#ifdef CONFIG_BFIN_LINKPORT - .value0 = OVERRIDE_SMC0_LP0_BOOT, -#else - .value0 = SMC0_EPPI2_LP1_SWITCH, -#endif - .value1 = 0x0, - }, - { -/* - U47 Port A U47 Port B - - 7--------------- ~PD2_SPI0MISO | 7--------------- EMPTY - _EI3_EN - | 6------------- ~PD1_SPI0D3 | | 6------------- EMPTY - _EPPI1D17 - _SPI0SEL2 - _EI3_EN - | | 5----------- ~PD0_SPI0D2 | | | 5----------- EMPTY - _EPPI1D16 - _SPI0SEL3 - _EI3_EN - | | | 4--------- ~WAKE_PUSH | | | | 4--------- EMPTY - BUTTON_EN - | | | | 3------- ~ETHERNET_EN | | | | | 3------- EMPTY - | | | | | 2----- PHYAD0 | | | | | | 2----- EMPTY - | | | | | | 1--- PHY_PWR | | | | | | | 1--- ~PD4_SPI0CK_EI3_EN - _DWN_INT - | | | | | | | 0- ~PHYINT_EN | | | | | | | | 0- ~PD3_SPI0MOSI_EI3_EN - | | | | | | | | | | | | | | | | | - O O O O O I I O | O O O O O O O O (I/O direction) - 1 1 1 0 0 0 0 0 | X X X X X X 1 1 (value being set) -*/ - .dir0 = 0x6, /* bits 1 and 2 input, all others output */ - .dir1 = 0x0, /* all output */ - .value0 = PD1_SPI0D3_EN | PD0_SPI0D2_EN, - .value1 = 0, - }, -}; - -static int setup_soft_switch(int addr, struct switch_config *config) -{ - int ret = 0; - - ret = i2c_write(addr, OLATA, 1, &config->value0, 1); - if (ret) - return ret; - ret = i2c_write(addr, OLATB, 1, &config->value1, 1); - if (ret) - return ret; - - ret = i2c_write(addr, IODIRA, 1, &config->dir0, 1); - if (ret) - return ret; - return i2c_write(addr, IODIRB, 1, &config->dir1, 1); -} - -int config_switch_bit(int addr, int port, int bit, int dir, uchar value) -{ - int ret, data_reg, dir_reg; - uchar tmp; - - if (port == IO_PORT_A) { - data_reg = OLATA; - dir_reg = IODIRA; - } else { - data_reg = OLATB; - dir_reg = IODIRB; - } - - if (dir == IO_PORT_INPUT) { - ret = i2c_read(addr, dir_reg, 1, &tmp, 1); - if (ret) - return ret; - tmp |= bit; - return i2c_write(addr, dir_reg, 1, &tmp, 1); - } else { - ret = i2c_read(addr, data_reg, 1, &tmp, 1); - if (ret) - return ret; - if (value) - tmp |= bit; - else - tmp &= ~bit; - ret = i2c_write(addr, data_reg, 1, &tmp, 1); - if (ret) - return ret; - ret = i2c_read(addr, dir_reg, 1, &tmp, 1); - if (ret) - return ret; - tmp &= ~bit; - return i2c_write(addr, dir_reg, 1, &tmp, 1); - } -} - -int setup_board_switches(void) -{ - int ret; - int i; - - for (i = 0; i < NUM_SWITCH; i++) { - ret = setup_soft_switch(SWITCH_ADDR + i, - &switch_config_array[i]); - if (ret) - return ret; - } - return 0; -} |