diff options
Diffstat (limited to 'roms/u-boot/board/olimex/mx23_olinuxino')
| -rw-r--r-- | roms/u-boot/board/olimex/mx23_olinuxino/Kconfig | 15 | ||||
| -rw-r--r-- | roms/u-boot/board/olimex/mx23_olinuxino/MAINTAINERS | 6 | ||||
| -rw-r--r-- | roms/u-boot/board/olimex/mx23_olinuxino/Makefile | 10 | ||||
| -rw-r--r-- | roms/u-boot/board/olimex/mx23_olinuxino/mx23_olinuxino.c | 70 | ||||
| -rw-r--r-- | roms/u-boot/board/olimex/mx23_olinuxino/spl_boot.c | 120 |
5 files changed, 221 insertions, 0 deletions
diff --git a/roms/u-boot/board/olimex/mx23_olinuxino/Kconfig b/roms/u-boot/board/olimex/mx23_olinuxino/Kconfig new file mode 100644 index 000000000..0b151c9bb --- /dev/null +++ b/roms/u-boot/board/olimex/mx23_olinuxino/Kconfig @@ -0,0 +1,15 @@ +if TARGET_MX23_OLINUXINO + +config SYS_BOARD + default "mx23_olinuxino" + +config SYS_VENDOR + default "olimex" + +config SYS_SOC + default "mxs" + +config SYS_CONFIG_NAME + default "mx23_olinuxino" + +endif diff --git a/roms/u-boot/board/olimex/mx23_olinuxino/MAINTAINERS b/roms/u-boot/board/olimex/mx23_olinuxino/MAINTAINERS new file mode 100644 index 000000000..25f4a10e9 --- /dev/null +++ b/roms/u-boot/board/olimex/mx23_olinuxino/MAINTAINERS @@ -0,0 +1,6 @@ +MX23_OLINUXINO BOARD +M: Marek Vasut <marek.vasut@gmail.com> +S: Maintained +F: board/olimex/mx23_olinuxino/ +F: include/configs/mx23_olinuxino.h +F: configs/mx23_olinuxino_defconfig diff --git a/roms/u-boot/board/olimex/mx23_olinuxino/Makefile b/roms/u-boot/board/olimex/mx23_olinuxino/Makefile new file mode 100644 index 000000000..b2ea89743 --- /dev/null +++ b/roms/u-boot/board/olimex/mx23_olinuxino/Makefile @@ -0,0 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +ifndef CONFIG_SPL_BUILD +obj-y := mx23_olinuxino.o +else +obj-y := spl_boot.o +endif diff --git a/roms/u-boot/board/olimex/mx23_olinuxino/mx23_olinuxino.c b/roms/u-boot/board/olimex/mx23_olinuxino/mx23_olinuxino.c new file mode 100644 index 000000000..bdd5fcd76 --- /dev/null +++ b/roms/u-boot/board/olimex/mx23_olinuxino/mx23_olinuxino.c @@ -0,0 +1,70 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Olimex MX23 Olinuxino board + * + * Copyright (C) 2013 Marek Vasut <marex@denx.de> + */ + +#include <common.h> +#include <init.h> +#include <asm/global_data.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/arch/iomux-mx23.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> +#ifdef CONFIG_LED_STATUS +#include <status_led.h> +#endif +#include <linux/delay.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Functions + */ +int board_early_init_f(void) +{ + /* IO0 clock at 480MHz */ + mxs_set_ioclk(MXC_IOCLK0, 480000); + + /* SSP0 clock at 96MHz */ + mxs_set_sspclk(MXC_SSPCLK0, 96000, 0); + + return 0; +} + +#ifdef CONFIG_CMD_USB +int board_ehci_hcd_init(int port) +{ + /* Enable LAN9512 (Maxi) or GL850G (Mini) USB HUB power. */ + gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 1); + udelay(100); + return 0; +} + +int board_ehci_hcd_exit(int port) +{ + /* Enable LAN9512 (Maxi) or GL850G (Mini) USB HUB power. */ + gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 0); + return 0; +} +#endif + +int dram_init(void) +{ + return mxs_dram_init(); +} + +int board_init(void) +{ + /* Adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + +#if defined(CONFIG_LED_STATUS) && defined(CONFIG_LED_STATUS_BOOT_ENABLE) + status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_STATE); +#endif + + return 0; +} diff --git a/roms/u-boot/board/olimex/mx23_olinuxino/spl_boot.c b/roms/u-boot/board/olimex/mx23_olinuxino/spl_boot.c new file mode 100644 index 000000000..248176c23 --- /dev/null +++ b/roms/u-boot/board/olimex/mx23_olinuxino/spl_boot.c @@ -0,0 +1,120 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Olimex MX23 Olinuxino Boot setup + * + * Copyright (C) 2013 Marek Vasut <marex@denx.de> + */ + +#include <common.h> +#include <config.h> +#include <asm/io.h> +#include <asm/arch/iomux-mx23.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/sys_proto.h> + +#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_PULLUP) +#define MUX_CONFIG_SSP (MXS_PAD_8MA | MXS_PAD_PULLUP) + +const iomux_cfg_t iomux_setup[] = { + /* DUART */ + MX23_PAD_PWM0__DUART_RX, + MX23_PAD_PWM1__DUART_TX, + + /* EMI */ + MX23_PAD_EMI_D00__EMI_D00 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D01__EMI_D01 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D02__EMI_D02 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D03__EMI_D03 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D04__EMI_D04 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D05__EMI_D05 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D06__EMI_D06 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D07__EMI_D07 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D08__EMI_D08 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D09__EMI_D09 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D10__EMI_D10 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D11__EMI_D11 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D12__EMI_D12 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D13__EMI_D13 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D14__EMI_D14 | MUX_CONFIG_EMI, + MX23_PAD_EMI_D15__EMI_D15 | MUX_CONFIG_EMI, + MX23_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI, + MX23_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI, + MX23_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI, + MX23_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI, + MX23_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI, + MX23_PAD_EMI_CLKN__EMI_CLKN | MUX_CONFIG_EMI, + + MX23_PAD_EMI_A00__EMI_A00 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A01__EMI_A01 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A02__EMI_A02 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A03__EMI_A03 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A04__EMI_A04 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A05__EMI_A05 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A06__EMI_A06 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A07__EMI_A07 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A08__EMI_A08 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A09__EMI_A09 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A10__EMI_A10 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A11__EMI_A11 | MUX_CONFIG_EMI, + MX23_PAD_EMI_A12__EMI_A12 | MUX_CONFIG_EMI, + MX23_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI, + MX23_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI, + + MX23_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI, + MX23_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI, + MX23_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI, + MX23_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI, + MX23_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI, + MX23_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI, + + /* Green LED */ + MX23_PAD_SSP1_DETECT__GPIO_2_1 | + (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL), + + /* MMC 0 */ + MX23_PAD_SSP1_CMD__SSP1_CMD | MUX_CONFIG_SSP, + MX23_PAD_SSP1_DATA0__SSP1_DATA0 | MUX_CONFIG_SSP, + MX23_PAD_SSP1_DATA1__SSP1_DATA1 | MUX_CONFIG_SSP, + MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP, + MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP, + MX23_PAD_SSP1_SCK__SSP1_SCK | MUX_CONFIG_SSP, + + /* Ethernet */ + MX23_PAD_GPMI_ALE__GPIO_0_17 | + (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL), +}; + +void board_init_ll(const uint32_t arg, const uint32_t *resptr) +{ + mxs_common_spl_init(arg, resptr, iomux_setup, ARRAY_SIZE(iomux_setup)); +} + +/* Fine-tune the DRAM configuration. */ +void mxs_adjust_memory_params(uint32_t *dram_vals) +{ + /* Enable Auto Precharge. */ + dram_vals[3] |= 1 << 8; + /* Enable Fast Writes. */ + dram_vals[5] |= 1 << 8; + /* tEMRS = 3*tCK */ + dram_vals[10] &= ~(0x3 << 8); + dram_vals[10] |= (0x3 << 8); + /* CASLAT = 3*tCK */ + dram_vals[11] &= ~(0x3 << 0); + dram_vals[11] |= (0x3 << 0); + /* tCKE = 1*tCK */ + dram_vals[12] &= ~(0x7 << 0); + dram_vals[12] |= (0x1 << 0); + /* CASLAT_LIN_GATE = 3*tCK , CASLAT_LIN = 3*tCK, tWTR=2*tCK */ + dram_vals[13] &= ~((0xf << 16) | (0xf << 24) | (0xf << 0)); + dram_vals[13] |= (0x6 << 16) | (0x6 << 24) | (0x2 << 0); + /* tDAL = 6*tCK */ + dram_vals[15] &= ~(0xf << 16); + dram_vals[15] |= (0x6 << 16); + /* tREF = 1040*tCK */ + dram_vals[26] &= ~0xffff; + dram_vals[26] |= 0x0410; + /* tRAS_MAX = 9334*tCK */ + dram_vals[32] &= ~0xffff; + dram_vals[32] |= 0x2475; +} |