diff options
Diffstat (limited to 'board/davedenx/qong/qong.c')
| -rw-r--r-- | board/davedenx/qong/qong.c | 87 |
1 files changed, 46 insertions, 41 deletions
diff --git a/board/davedenx/qong/qong.c b/board/davedenx/qong/qong.c index 781333b..e509383 100644 --- a/board/davedenx/qong/qong.c +++ b/board/davedenx/qong/qong.c @@ -33,10 +33,9 @@ DECLARE_GLOBAL_DATA_PTR; int dram_init (void) { - gd->bd->bi_dram[0].start = PHYS_SDRAM_1; - gd->bd->bi_dram[0].size = get_ram_size((volatile void *)PHYS_SDRAM_1, - PHYS_SDRAM_1_SIZE); - + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size((volatile void *)CONFIG_SYS_SDRAM_BASE, + PHYS_SDRAM_1_SIZE); return 0; } @@ -49,6 +48,49 @@ static void qong_fpga_reset(void) udelay(300); } +int board_early_init_f (void) +{ +#ifdef CONFIG_QONG_FPGA + /* CS1: FPGA/Network Controller/GPIO */ + /* 16-bit, no DTACK */ + __REG(CSCR_U(1)) = 0x00000A01; + __REG(CSCR_L(1)) = 0x20040501; + __REG(CSCR_A(1)) = 0x04020C00; + + /* setup pins for FPGA */ + mx31_gpio_mux(IOMUX_MODE(0x76, MUX_CTL_GPIO)); + mx31_gpio_mux(IOMUX_MODE(0x7e, MUX_CTL_GPIO)); + mx31_gpio_mux(IOMUX_MODE(0x91, MUX_CTL_OUT_FUNC | MUX_CTL_IN_GPIO)); + mx31_gpio_mux(IOMUX_MODE(0x92, MUX_CTL_GPIO)); + mx31_gpio_mux(IOMUX_MODE(0x93, MUX_CTL_GPIO)); + + /* FPGA reset Pin */ + /* rstn = 0 */ + mx31_gpio_set(QONG_FPGA_RST_PIN, 0); + mx31_gpio_direction(QONG_FPGA_RST_PIN, MX31_GPIO_DIRECTION_OUT); + + /* set interrupt pin as input */ + mx31_gpio_direction(QONG_FPGA_IRQ_PIN, MX31_GPIO_DIRECTION_IN); + +#endif + + /* setup pins for UART1 */ + mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX); + mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX); + mx31_gpio_mux(MUX_RTS1__UART1_RTS_B); + mx31_gpio_mux(MUX_CTS1__UART1_CTS_B); + + /* setup pins for SPI (pmic) */ + mx31_gpio_mux(MUX_CSPI2_SS0__CSPI2_SS0_B); + mx31_gpio_mux(MUX_CSPI2_MOSI__CSPI2_MOSI); + mx31_gpio_mux(MUX_CSPI2_MISO__CSPI2_MISO); + mx31_gpio_mux(MUX_CSPI2_SCLK__CSPI2_CLK); + mx31_gpio_mux(MUX_CSPI2_SPI_RDY__CSPI2_DATAREADY_B); + + return 0; + +} + int board_init (void) { /* Chip selects */ @@ -99,43 +141,6 @@ int board_init (void) (0 << 0) /* FCE */ ); -#ifdef CONFIG_QONG_FPGA - /* CS1: FPGA/Network Controller/GPIO */ - /* 16-bit, no DTACK */ - __REG(CSCR_U(1)) = 0x00000A01; - __REG(CSCR_L(1)) = 0x20040501; - __REG(CSCR_A(1)) = 0x04020C00; - - /* setup pins for FPGA */ - mx31_gpio_mux(IOMUX_MODE(0x76, MUX_CTL_GPIO)); - mx31_gpio_mux(IOMUX_MODE(0x7e, MUX_CTL_GPIO)); - mx31_gpio_mux(IOMUX_MODE(0x91, MUX_CTL_OUT_FUNC | MUX_CTL_IN_GPIO)); - mx31_gpio_mux(IOMUX_MODE(0x92, MUX_CTL_GPIO)); - mx31_gpio_mux(IOMUX_MODE(0x93, MUX_CTL_GPIO)); - - /* FPGA reset Pin */ - /* rstn = 0 */ - mx31_gpio_set(QONG_FPGA_RST_PIN, 0); - mx31_gpio_direction(QONG_FPGA_RST_PIN, MX31_GPIO_DIRECTION_OUT); - - /* set interrupt pin as input */ - mx31_gpio_direction(QONG_FPGA_IRQ_PIN, MX31_GPIO_DIRECTION_IN); - -#endif - - /* setup pins for UART1 */ - mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX); - mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX); - mx31_gpio_mux(MUX_RTS1__UART1_RTS_B); - mx31_gpio_mux(MUX_CTS1__UART1_CTS_B); - - /* setup pins for SPI (pmic) */ - mx31_gpio_mux(MUX_CSPI2_SS0__CSPI2_SS0_B); - mx31_gpio_mux(MUX_CSPI2_MOSI__CSPI2_MOSI); - mx31_gpio_mux(MUX_CSPI2_MISO__CSPI2_MISO); - mx31_gpio_mux(MUX_CSPI2_SCLK__CSPI2_CLK); - mx31_gpio_mux(MUX_CSPI2_SPI_RDY__CSPI2_DATAREADY_B); - /* board id for linux */ gd->bd->bi_arch_number = MACH_TYPE_QONG; gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */ |