diff options
Diffstat (limited to 'roms/u-boot/board/freescale/mx23evk/spl_boot.c')
| -rw-r--r-- | roms/u-boot/board/freescale/mx23evk/spl_boot.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/mx23evk/spl_boot.c b/roms/u-boot/board/freescale/mx23evk/spl_boot.c new file mode 100644 index 000000000..14e9b4a86 --- /dev/null +++ b/roms/u-boot/board/freescale/mx23evk/spl_boot.c @@ -0,0 +1,134 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Freescale MX23EVK Boot setup + * + * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> + * on behalf of DENX Software Engineering GmbH + */ + +#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_SSP1 (MXS_PAD_8MA | MXS_PAD_PULLUP) +#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_PULLUP) +#define MUX_CONFIG_LCD (MXS_PAD_4MA | MXS_PAD_NOPULL) + +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, + + /* MMC 0 */ + MX23_PAD_SSP1_DATA0__SSP1_DATA0 | MUX_CONFIG_SSP1, + MX23_PAD_SSP1_DATA1__SSP1_DATA1 | MUX_CONFIG_SSP1, + MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP1, + MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP1, + MX23_PAD_SSP1_CMD__SSP1_CMD | MUX_CONFIG_SSP1, + MX23_PAD_SSP1_DETECT__SSP1_DETECT | MUX_CONFIG_SSP1, + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + MX23_PAD_SSP1_SCK__SSP1_SCK | + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + /* Write Protect Pin */ + MX23_PAD_PWM4__GPIO_1_30 | + (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + /* Slot Power Enable */ + MX23_PAD_PWM3__GPIO_1_29 | + (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + /* LCD */ + MX23_PAD_LCD_D00__LCD_D00 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D01__LCD_D01 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D02__LCD_D02 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D03__LCD_D03 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D04__LCD_D04 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D05__LCD_D05 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D06__LCD_D06 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D07__LCD_D07 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D08__LCD_D08 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D09__LCD_D09 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D10__LCD_D10 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D11__LCD_D11 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D12__LCD_D12 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D13__LCD_D13 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D14__LCD_D14 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D15__LCD_D15 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D16__LCD_D16 | MUX_CONFIG_LCD, + MX23_PAD_LCD_D17__LCD_D17 | MUX_CONFIG_LCD, + MX23_PAD_GPMI_D08__LCD_D18 | MUX_CONFIG_LCD, + MX23_PAD_GPMI_D09__LCD_D19 | MUX_CONFIG_LCD, + MX23_PAD_GPMI_D10__LCD_D20 | MUX_CONFIG_LCD, + MX23_PAD_GPMI_D11__LCD_D21 | MUX_CONFIG_LCD, + MX23_PAD_GPMI_D12__LCD_D22 | MUX_CONFIG_LCD, + MX23_PAD_GPMI_D13__LCD_D23 | MUX_CONFIG_LCD, + MX23_PAD_LCD_DOTCK__LCD_DOTCK | MUX_CONFIG_LCD, + MX23_PAD_LCD_ENABLE__LCD_ENABLE | MUX_CONFIG_LCD, + MX23_PAD_LCD_HSYNC__LCD_HSYNC | MUX_CONFIG_LCD, + MX23_PAD_LCD_VSYNC__LCD_VSYNC | MUX_CONFIG_LCD, + MX23_PAD_LCD_RESET__GPIO_1_18 | MUX_CONFIG_LCD, /* LCD power */ + MX23_PAD_PWM2__GPIO_1_28 | MUX_CONFIG_LCD, /* LCD contrast */ +}; + +#define HW_DRAM_CTL14 (0x38 >> 2) +#define CS_MAP 0x3 +#define INTAREF 0x2 +#define HW_DRAM_CTL14_CONFIG (INTAREF << 8 | CS_MAP) + +void mxs_adjust_memory_params(uint32_t *dram_vals) +{ + dram_vals[HW_DRAM_CTL14] = HW_DRAM_CTL14_CONFIG; +} + +void board_init_ll(const uint32_t arg, const uint32_t *resptr) +{ + mxs_common_spl_init(arg, resptr, iomux_setup, ARRAY_SIZE(iomux_setup)); +} |