diff options
Diffstat (limited to 'qemu/roms/u-boot/board/davedenx')
-rw-r--r-- | qemu/roms/u-boot/board/davedenx/aria/Makefile | 7 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/davedenx/aria/aria.c | 114 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/davedenx/qong/Makefile | 11 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/davedenx/qong/fpga.c | 77 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/davedenx/qong/lowlevel_init.S | 223 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/davedenx/qong/qong.c | 259 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/davedenx/qong/qong_fpga.h | 23 |
7 files changed, 714 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/davedenx/aria/Makefile b/qemu/roms/u-boot/board/davedenx/aria/Makefile new file mode 100644 index 000000000..dd38b7f38 --- /dev/null +++ b/qemu/roms/u-boot/board/davedenx/aria/Makefile @@ -0,0 +1,7 @@ +# +# (C) Copyright 2009 Wolfgang Denk <wd@denx.de> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := aria.o diff --git a/qemu/roms/u-boot/board/davedenx/aria/aria.c b/qemu/roms/u-boot/board/davedenx/aria/aria.c new file mode 100644 index 000000000..c740669f3 --- /dev/null +++ b/qemu/roms/u-boot/board/davedenx/aria/aria.c @@ -0,0 +1,114 @@ +/* + * (C) Copyright 2009 Wolfgang Denk <wd@denx.de> + * (C) Copyright 2009 Dave Srl www.dave.eu + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/bitops.h> +#include <command.h> +#include <asm/io.h> +#include <asm/processor.h> +#include <asm/mpc512x.h> +#include <fdt_support.h> +#ifdef CONFIG_MISC_INIT_R +#include <i2c.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; + +phys_size_t initdram (int board_type) +{ + return fixed_sdram(NULL, NULL, 0); +} + +int misc_init_r(void) +{ + u32 tmp; + + /* we use I2C-2 for on-board eeprom */ + i2c_set_bus_num(2); + + tmp = in_be32((u32*)CONFIG_SYS_ARIA_FPGA_BASE); + printf("FPGA: %u-%u.%u.%u\n", + (tmp & 0xFF000000) >> 24, + (tmp & 0x00FF0000) >> 16, + (tmp & 0x0000FF00) >> 8, + tmp & 0x000000FF + ); + + return 0; +} + +static iopin_t ioregs_init[] = { + /* + * FEC + */ + + /* FEC on PSCx_x*/ + { + offsetof(struct ioctrl512x, io_control_psc0_0), 5, 0, + IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + { + offsetof(struct ioctrl512x, io_control_psc1_0), 10, 0, + IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + { + offsetof(struct ioctrl512x, io_control_spdif_txclk), 3, 0, + IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + + /* + * DIU + */ + /* FUNC2=DIU CLK */ + { + offsetof(struct ioctrl512x, io_control_psc6_0), 1, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3) + }, + /* FUNC2=DIU_HSYNC */ + { + offsetof(struct ioctrl512x, io_control_psc6_1), 1, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC2=DIUVSYNC Sets Next 26 to DIU Pads */ + { + offsetof(struct ioctrl512x, io_control_psc6_4), 26, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* + * On board SRAM + */ + /* FUNC2=/LPC CS6 */ + { + offsetof(struct ioctrl512x, io_control_j1850_rx), 1, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(1) | IO_PIN_ST(1) | IO_PIN_DS(3) + }, +}; + +int checkboard (void) +{ + puts("Board: ARIA\n"); + + /* initialize function mux & slew rate IO inter alia on IO Pins */ + + iopin_initialize(ioregs_init, ARRAY_SIZE(ioregs_init)); + + return 0; +} + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/qemu/roms/u-boot/board/davedenx/qong/Makefile b/qemu/roms/u-boot/board/davedenx/qong/Makefile new file mode 100644 index 000000000..48c443d76 --- /dev/null +++ b/qemu/roms/u-boot/board/davedenx/qong/Makefile @@ -0,0 +1,11 @@ +# +# (C) Copyright 2009 +# Ilya Yanok, Emcraft Systems Ltd, <yanok@emcraft.com> +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := qong.o fpga.o +obj-y += lowlevel_init.o diff --git a/qemu/roms/u-boot/board/davedenx/qong/fpga.c b/qemu/roms/u-boot/board/davedenx/qong/fpga.c new file mode 100644 index 000000000..2eaad1e97 --- /dev/null +++ b/qemu/roms/u-boot/board/davedenx/qong/fpga.c @@ -0,0 +1,77 @@ +/* + * (C) Copyright 2010 + * Stefano Babic, DENX Software Engineering, sbabic@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> +#include <asm/gpio.h> +#include <fpga.h> +#include <lattice.h> +#include "qong_fpga.h" + +DECLARE_GLOBAL_DATA_PTR; + +#if defined(CONFIG_FPGA) + +static void qong_jtag_init(void) +{ + return; +} + +static void qong_fpga_jtag_set_tdi(int value) +{ + gpio_set_value(QONG_FPGA_TDI_PIN, value); +} + +static void qong_fpga_jtag_set_tms(int value) +{ + gpio_set_value(QONG_FPGA_TMS_PIN, value); +} + +static void qong_fpga_jtag_set_tck(int value) +{ + gpio_set_value(QONG_FPGA_TCK_PIN, value); +} + +static int qong_fpga_jtag_get_tdo(void) +{ + return gpio_get_value(QONG_FPGA_TDO_PIN); +} + +lattice_board_specific_func qong_fpga_fns = { + qong_jtag_init, + qong_fpga_jtag_set_tdi, + qong_fpga_jtag_set_tms, + qong_fpga_jtag_set_tck, + qong_fpga_jtag_get_tdo +}; + +Lattice_desc qong_fpga[CONFIG_FPGA_COUNT] = { + { + Lattice_XP2, + lattice_jtag_mode, + 356519, + (void *) &qong_fpga_fns, + NULL, + 0, + "lfxp2_5e_ftbga256" + }, +}; + +int qong_fpga_init(void) +{ + int i; + + fpga_init(); + + for (i = 0; i < CONFIG_FPGA_COUNT; i++) { + fpga_add(fpga_lattice, &qong_fpga[i]); + } + return 0; +} + +#endif diff --git a/qemu/roms/u-boot/board/davedenx/qong/lowlevel_init.S b/qemu/roms/u-boot/board/davedenx/qong/lowlevel_init.S new file mode 100644 index 000000000..8887023f8 --- /dev/null +++ b/qemu/roms/u-boot/board/davedenx/qong/lowlevel_init.S @@ -0,0 +1,223 @@ +/* + * Copyright (C) 2009, Emcraft Systems, Ilya Yanok <yanok@emcraft.com> + * + * Based on board/freescale/mx31ads/lowlevel_init.S + * by Guennadi Liakhovetski. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch/imx-regs.h> + +.macro REG reg, val + ldr r2, =\reg + ldr r3, =\val + str r3, [r2] +.endm + +.macro REG8 reg, val + ldr r2, =\reg + ldr r3, =\val + strb r3, [r2] +.endm + +.macro DELAY loops + ldr r2, =\loops +1: + subs r2, r2, #1 + nop + bcs 1b +.endm + +.macro SETUP_RAM cfg, ctl + /* B8xxxxxx - NAND, 8xxxxxxx - CSD0 RAM */ + REG 0xB8001010, 0x00000004 + ldr r3, =\cfg + ldr r2, =WEIM_ESDCFG0 + str r3, [r2] + REG 0xB8001000, 0x92100000 + REG 0x80000f00, 0x12344321 + REG 0xB8001000, 0xa2100000 + REG 0x80000000, 0x12344321 + REG 0x80000000, 0x12344321 + REG 0xB8001000, 0xb2100000 + REG8 0x80000033, 0xda + REG8 0x81000000, 0xff + ldr r3, =\ctl + ldr r2, =WEIM_ESDCTL0 + str r3, [r2] + REG 0x80000000, 0xDEADBEEF + REG 0xB8001010, 0x0000000c + +.endm +/* RedBoot: To support 133MHz DDR */ +.macro init_drive_strength + /* + * Disable maximum drive strength SDRAM/DDR lines by clearing DSE1 bits + * in SW_PAD_CTL registers + */ + + /* SDCLK */ + ldr r1, =IOMUXC_SW_PAD_CTL(0x2b) + ldr r0, [r1, #0x6C] + bic r0, r0, #(1 << 12) + str r0, [r1, #0x6C] + + /* CAS */ + ldr r0, [r1, #0x70] + bic r0, r0, #(1 << 22) + str r0, [r1, #0x70] + + /* RAS */ + ldr r0, [r1, #0x74] + bic r0, r0, #(1 << 2) + str r0, [r1, #0x74] + + /* CS2 (CSD0) */ + ldr r0, [r1, #0x7C] + bic r0, r0, #(1 << 22) + str r0, [r1, #0x7C] + + /* DQM3 */ + ldr r0, [r1, #0x84] + bic r0, r0, #(1 << 22) + str r0, [r1, #0x84] + + /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 (0x288..0x2DC) */ + ldr r2, =22 /* (0x2E0 - 0x288) / 4 = 22 */ +pad_loop: + ldr r0, [r1, #0x88] + bic r0, r0, #(1 << 22) + bic r0, r0, #(1 << 12) + bic r0, r0, #(1 << 2) + str r0, [r1, #0x88] + add r1, r1, #4 + subs r2, r2, #0x1 + bne pad_loop +.endm /* init_drive_strength */ + +.globl lowlevel_init +lowlevel_init: + + init_drive_strength + + /* Image Processing Unit: */ + /* Too early to switch display on? */ + /* Switch on Display Interface */ + REG IPU_CONF, IPU_CONF_DI_EN + /* Clock Control Module: */ + REG CCM_CCMR, 0x074B0BF5 /* Use CKIH, MCU PLL off */ + + DELAY 0x40000 + + REG CCM_CCMR, 0x074B0BF5 | CCMR_MPE /* MCU PLL on */ + /* Switch to MCU PLL */ + REG CCM_CCMR, (0x074B0BF5 | CCMR_MPE) & ~CCMR_MDS + + /* 399-133-66.5 */ + ldr r0, =CCM_BASE + ldr r1, =0xFF871650 + /* PDR0 */ + str r1, [r0, #0x4] + ldr r1, MPCTL_PARAM_399 + /* MPCTL */ + str r1, [r0, #0x10] + + /* Set UPLL=240MHz, USB=60MHz */ + ldr r1, =0x49FCFE7F + /* PDR1 */ + str r1, [r0, #0x8] + ldr r1, UPCTL_PARAM_240 + /* UPCTL */ + str r1, [r0, #0x14] + /* default CLKO to 1/8 of the ARM core */ + mov r1, #0x00000208 + /* COSR */ + str r1, [r0, #0x1c] + + /* Default: 1, 4, 12, 1 */ + REG CCM_SPCTL, PLL_PD(1) | PLL_MFD(4) | PLL_MFI(12) | PLL_MFN(1) + +check_ddr_module: +/* Set stackpointer in internal RAM to call get_ram_size */ + ldr sp, =(IRAM_BASE_ADDR + IRAM_SIZE - 16) + stmfd sp!, {r0-r11, ip, lr} + mov ip, lr /* save link reg across call */ + + ldr r0,=0x08000000 + SETUP_RAM ESDCFG0_256MB, ESDCTL0_256MB + ldr r0,=0x80000000 + ldr r1,=0x10000000 + bl get_ram_size + ldr r1,=0x10000000 + cmp r0,r1 + beq restore_regs + SETUP_RAM ESDCFG0_128MB, ESDCTL0_128MB + ldr r0,=0x80000000 + ldr r1,=0x08000000 + bl get_ram_size + ldr r1,=0x08000000 + cmp r0,r1 + beq restore_regs + +restore_regs: + ldmfd sp!, {r0-r11, ip, lr} + mov lr, ip /* restore link reg */ + + mov pc, lr + + +MPCTL_PARAM_399: + .word (((1 - 1) << 26) + ((52 - 1) << 16) + (7 << 10) + (35 << 0)) +UPCTL_PARAM_240: + .word (((2 - 1) << 26) + ((13 - 1) << 16) + (9 << 10) + (3 << 0)) + + .equ ESDCFG0_128MB, \ + (0 << 21) + /* tXP */ \ + (1 << 20) + /* tWTR */ \ + (2 << 18) + /* tRP */ \ + (1 << 16) + /* tMRD */ \ + (0 << 15) + /* tWR */ \ + (5 << 12) + /* tRAS */ \ + (1 << 10) + /* tRRD */ \ + (3 << 8) + /* tCAS */ \ + (2 << 4) + /* tRCD */ \ + (0x0F << 0) /* tRC */ + + .equ ESDCTL0_128MB, \ + (1 << 31) + /* enable */ \ + (0 << 28) + /* mode */ \ + (0 << 27) + /* supervisor protect */ \ + (2 << 24) + /* 13 rows */ \ + (2 << 20) + /* 10 cols */ \ + (2 << 16) + /* 32 bit */ \ + (3 << 13) + /* 7.81us (64ms/8192) */ \ + (0 << 10) + /* power down timer */ \ + (0 << 8) + /* full page */ \ + (1 << 7) + /* burst length */ \ + (0 << 0) /* precharge timer */ + + .equ ESDCFG0_256MB, \ + (3 << 21) + /* tXP */ \ + (0 << 20) + /* tWTR */ \ + (2 << 18) + /* tRP */ \ + (1 << 16) + /* tMRD */ \ + (0 << 15) + /* tWR */ \ + (5 << 12) + /* tRAS */ \ + (1 << 10) + /* tRRD */ \ + (3 << 8) + /* tCAS */ \ + (2 << 4) + /* tRCD */ \ + (7 << 0) /* tRC */ + + .equ ESDCTL0_256MB, \ + (1 << 31) + \ + (0 << 28) + \ + (0 << 27) + \ + (3 << 24) + /* 14 rows */ \ + (2 << 20) + /* 10 cols */ \ + (2 << 16) + \ + (4 << 13) + /* 3.91us (64ms/16384) */ \ + (0 << 10) + \ + (0 << 8) + \ + (1 << 7) + \ + (0 << 0) diff --git a/qemu/roms/u-boot/board/davedenx/qong/qong.c b/qemu/roms/u-boot/board/davedenx/qong/qong.c new file mode 100644 index 000000000..ad1694b79 --- /dev/null +++ b/qemu/roms/u-boot/board/davedenx/qong/qong.c @@ -0,0 +1,259 @@ +/* + * + * (c) 2009 Emcraft Systems, Ilya Yanok <yanok@emcraft.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <netdev.h> +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> +#include <nand.h> +#include <power/pmic.h> +#include <fsl_pmic.h> +#include <asm/gpio.h> +#include "qong_fpga.h" +#include <watchdog.h> +#include <errno.h> + +DECLARE_GLOBAL_DATA_PTR; + +int dram_init(void) +{ + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, + PHYS_SDRAM_1_SIZE); + return 0; +} + +static void qong_fpga_reset(void) +{ + gpio_set_value(QONG_FPGA_RST_PIN, 0); + udelay(30); + gpio_set_value(QONG_FPGA_RST_PIN, 1); + + udelay(300); +} + +int board_early_init_f(void) +{ +#ifdef CONFIG_QONG_FPGA + /* CS1: FPGA/Network Controller/GPIO, 16-bit, no DTACK */ + static const struct mxc_weimcs cs1 = { + /* sp wp bcd bcs psz pme sync dol cnc wsc ew wws edc */ + CSCR_U(0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0, 1), + /* oea oen ebwa ebwn csa ebc dsz csn psr cre wrap csen */ + CSCR_L(2, 0, 0, 4, 0, 0, 5, 0, 0, 0, 0, 1), + /* ebra ebrn rwa rwn mum lah lbn lba dww dct wwu age cnc2 fce*/ + CSCR_A(0, 4, 0, 2, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0) + }; + + mxc_setup_weimcs(1, &cs1); + + /* 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 */ + gpio_direction_output(QONG_FPGA_RST_PIN, 0); + + /* set interrupt pin as input */ + gpio_direction_input(QONG_FPGA_IRQ_PIN); + + /* FPGA JTAG Interface */ + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SFS6, MUX_CTL_GPIO)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SCK6, MUX_CTL_GPIO)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_CAPTURE, MUX_CTL_GPIO)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_COMPARE, MUX_CTL_GPIO)); + gpio_direction_output(QONG_FPGA_TCK_PIN, 0); + gpio_direction_output(QONG_FPGA_TMS_PIN, 0); + gpio_direction_output(QONG_FPGA_TDI_PIN, 0); + gpio_direction_input(QONG_FPGA_TDO_PIN); +#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); + + /* Setup pins for USB2 Host */ + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_CLK, MUX_CTL_FUNC)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_DIR, MUX_CTL_FUNC)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_NXT, MUX_CTL_FUNC)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_STP, MUX_CTL_FUNC)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_DATA0, MUX_CTL_FUNC)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_DATA1, MUX_CTL_FUNC)); + +#define H2_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \ + PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU) + + mx31_set_pad(MX31_PIN_USBH2_CLK, H2_PAD_CFG); + mx31_set_pad(MX31_PIN_USBH2_DIR, H2_PAD_CFG); + mx31_set_pad(MX31_PIN_USBH2_NXT, H2_PAD_CFG); + mx31_set_pad(MX31_PIN_USBH2_STP, H2_PAD_CFG); + mx31_set_pad(MX31_PIN_USBH2_DATA0, H2_PAD_CFG); /* USBH2_DATA0 */ + mx31_set_pad(MX31_PIN_USBH2_DATA1, H2_PAD_CFG); /* USBH2_DATA1 */ + mx31_set_pad(MX31_PIN_SRXD6, H2_PAD_CFG); /* USBH2_DATA2 */ + mx31_set_pad(MX31_PIN_STXD6, H2_PAD_CFG); /* USBH2_DATA3 */ + mx31_set_pad(MX31_PIN_SFS3, H2_PAD_CFG); /* USBH2_DATA4 */ + mx31_set_pad(MX31_PIN_SCK3, H2_PAD_CFG); /* USBH2_DATA5 */ + mx31_set_pad(MX31_PIN_SRXD3, H2_PAD_CFG); /* USBH2_DATA6 */ + mx31_set_pad(MX31_PIN_STXD3, H2_PAD_CFG); /* USBH2_DATA7 */ + + mx31_set_gpr(MUX_PGP_UH2, 1); + + return 0; + +} + +int board_init(void) +{ + /* Chip selects */ + /* CS0: Nor Flash #0 - it must be init'ed when executing from DDR */ + /* Assumptions: HCLK = 133 MHz, tACC = 130ns */ + static const struct mxc_weimcs cs0 = { + /* sp wp bcd bcs psz pme sync dol cnc wsc ew wws edc */ + CSCR_U(0, 0, 0, 0, 0, 0, 0, 0, 3, 21, 0, 0, 6), + /* oea oen ebwa ebwn csa ebc dsz csn psr cre wrap csen */ + CSCR_L(0, 1, 3, 3, 1, 1, 5, 1, 0, 0, 0, 1), + /* ebra ebrn rwa rwn mum lah lbn lba dww dct wwu age cnc2 fce*/ + CSCR_A(0, 1, 2, 2, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0) + }; + + mxc_setup_weimcs(0, &cs0); + + /* board id for linux */ + gd->bd->bi_arch_number = MACH_TYPE_QONG; + gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */ + + qong_fpga_init(); + + return 0; +} + +int board_late_init(void) +{ + u32 val; + struct pmic *p; + int ret; + + ret = pmic_init(I2C_PMIC); + if (ret) + return ret; + + p = pmic_get("FSL_PMIC"); + if (!p) + return -ENODEV; + /* Enable RTC battery */ + pmic_reg_read(p, REG_POWER_CTL0, &val); + pmic_reg_write(p, REG_POWER_CTL0, val | COINCHEN); + pmic_reg_write(p, REG_INT_STATUS1, RTCRSTI); + +#ifdef CONFIG_HW_WATCHDOG + hw_watchdog_init(); +#endif + + return 0; +} + +int checkboard(void) +{ + printf("Board: DAVE/DENX Qong\n"); + return 0; +} + +int misc_init_r(void) +{ +#ifdef CONFIG_QONG_FPGA + u32 tmp; + + tmp = *(volatile u32*)QONG_FPGA_CTRL_VERSION; + printf("FPGA: "); + printf("version register = %u.%u.%u\n", + (tmp & 0xF000) >> 12, (tmp & 0x0F00) >> 8, tmp & 0x00FF); +#endif + return 0; +} + +int board_eth_init(bd_t *bis) +{ +#if defined(CONFIG_QONG_FPGA) && defined(CONFIG_DNET) + return dnet_eth_initialize(0, (void *)CONFIG_DNET_BASE, -1); +#else + return 0; +#endif +} + +#if defined(CONFIG_QONG_FPGA) && defined(CONFIG_NAND_PLAT) +static void board_nand_setup(void) +{ + /* CS3: NAND 8-bit */ + static const struct mxc_weimcs cs3 = { + /* sp wp bcd bcs psz pme sync dol cnc wsc ew wws edc */ + CSCR_U(0, 0, 0, 0, 0, 0, 0, 0, 1, 15, 0, 0, 0), + /* oea oen ebwa ebwn csa ebc dsz csn psr cre wrap csen */ + CSCR_L(2, 0, 0, 1, 3, 1, 3, 3, 0, 0, 0, 1), + /* ebra ebrn rwa rwn mum lah lbn lba dww dct wwu age cnc2 fce*/ + CSCR_A(0, 0, 0, 2, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0) + }; + + mxc_setup_weimcs(3, &cs3); + + mx31_set_gpr(MUX_SDCTL_CSD1_SEL, 1); + + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_NFC_WP, MUX_CTL_IN_GPIO)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_NFC_CE, MUX_CTL_IN_GPIO)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_NFC_RB, MUX_CTL_IN_GPIO)); + + /* Make sure to reset the fpga else you cannot access NAND */ + qong_fpga_reset(); + + /* Enable NAND flash */ + gpio_set_value(15, 1); + gpio_set_value(14, 1); + gpio_direction_output(15, 0); + gpio_direction_input(16); + gpio_direction_input(14); + +} + +int qong_nand_rdy(void *chip) +{ + udelay(1); + return gpio_get_value(16); +} + +void qong_nand_select_chip(struct mtd_info *mtd, int chip) +{ + if (chip >= 0) + gpio_set_value(15, 0); + else + gpio_set_value(15, 1); + +} + +void qong_nand_plat_init(void *chip) +{ + struct nand_chip *nand = (struct nand_chip *)chip; + nand->chip_delay = 20; + nand->select_chip = qong_nand_select_chip; + nand->options &= ~NAND_BUSWIDTH_16; + board_nand_setup(); +} + +#endif diff --git a/qemu/roms/u-boot/board/davedenx/qong/qong_fpga.h b/qemu/roms/u-boot/board/davedenx/qong/qong_fpga.h new file mode 100644 index 000000000..2a619f737 --- /dev/null +++ b/qemu/roms/u-boot/board/davedenx/qong/qong_fpga.h @@ -0,0 +1,23 @@ +/* + * + * (c) 2009 Emcraft Systems, Ilya Yanok <yanok@emcraft.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef QONG_FPGA_H +#define QONG_FPGA_H + +#define QONG_FPGA_CTRL_BASE CONFIG_FPGA_BASE +#define QONG_FPGA_CTRL_VERSION (QONG_FPGA_CTRL_BASE + 0x00000000) +#define QONG_FPGA_PERIPH_SIZE (1 << 24) + +#define QONG_FPGA_TCK_PIN 26 +#define QONG_FPGA_TMS_PIN 25 +#define QONG_FPGA_TDI_PIN 8 +#define QONG_FPGA_TDO_PIN 7 +#define QONG_FPGA_RST_PIN 48 +#define QONG_FPGA_IRQ_PIN 40 + +int qong_fpga_init(void); +#endif /* QONG_FPGA_H */ |