diff options
Diffstat (limited to 'board/logicpd/imx6')
| -rw-r--r-- | board/logicpd/imx6/imx6logic.c | 141 | ||||
| -rw-r--r-- | board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg | 111 |
2 files changed, 141 insertions, 111 deletions
diff --git a/board/logicpd/imx6/imx6logic.c b/board/logicpd/imx6/imx6logic.c index 84405635a5..ce1c8a5d6b 100644 --- a/board/logicpd/imx6/imx6logic.c +++ b/board/logicpd/imx6/imx6logic.c @@ -182,3 +182,144 @@ int board_late_init(void) return 0; } + +#ifdef CONFIG_SPL_BUILD +#include <asm/arch/mx6-ddr.h> +#include <asm/arch/mx6q-ddr.h> +#include <spl.h> +#include <linux/libfdt.h> + +#ifdef CONFIG_SPL_OS_BOOT +int spl_start_uboot(void) +{ + /* break into full u-boot on 'c' */ + if (serial_tstc() && serial_getc() == 'c') + return 1; + + return 0; +} +#endif + +static void ccgr_init(void) +{ + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + + writel(0x00C03F3F, &ccm->CCGR0); + writel(0x0030FC03, &ccm->CCGR1); + writel(0x0FFFC000, &ccm->CCGR2); + writel(0x3FF00000, &ccm->CCGR3); + writel(0xFFFFF300, &ccm->CCGR4); + writel(0x0F0000F3, &ccm->CCGR5); + writel(0x00000FFF, &ccm->CCGR6); +} + +static int mx6q_dcd_table[] = { + MX6_IOM_GRP_DDR_TYPE, 0x000C0000, + MX6_IOM_GRP_DDRPKE, 0x00000000, + MX6_IOM_DRAM_SDCLK_0, 0x00000030, + MX6_IOM_DRAM_SDCLK_1, 0x00000030, + MX6_IOM_DRAM_CAS, 0x00000030, + MX6_IOM_DRAM_RAS, 0x00000030, + MX6_IOM_GRP_ADDDS, 0x00000030, + MX6_IOM_DRAM_RESET, 0x00000030, + MX6_IOM_DRAM_SDBA2, 0x00000000, + MX6_IOM_DRAM_SDODT0, 0x00000030, + MX6_IOM_DRAM_SDODT1, 0x00000030, + MX6_IOM_GRP_CTLDS, 0x00000030, + MX6_IOM_DDRMODE_CTL, 0x00020000, + MX6_IOM_DRAM_SDQS0, 0x00000030, + MX6_IOM_DRAM_SDQS1, 0x00000030, + MX6_IOM_DRAM_SDQS2, 0x00000030, + MX6_IOM_DRAM_SDQS3, 0x00000030, + MX6_IOM_GRP_DDRMODE, 0x00020000, + MX6_IOM_GRP_B0DS, 0x00000030, + MX6_IOM_GRP_B1DS, 0x00000030, + MX6_IOM_GRP_B2DS, 0x00000030, + MX6_IOM_GRP_B3DS, 0x00000030, + MX6_IOM_DRAM_DQM0, 0x00000030, + MX6_IOM_DRAM_DQM1, 0x00000030, + MX6_IOM_DRAM_DQM2, 0x00000030, + MX6_IOM_DRAM_DQM3, 0x00000030, + MX6_MMDC_P0_MDSCR, 0x00008000, + MX6_MMDC_P0_MPZQHWCTRL, 0xA1390003, + MX6_MMDC_P0_MPWLDECTRL0, 0x002D003A, + MX6_MMDC_P0_MPWLDECTRL1, 0x0038002B, + MX6_MMDC_P0_MPDGCTRL0, 0x03340338, + MX6_MMDC_P0_MPDGCTRL1, 0x0334032C, + MX6_MMDC_P0_MPRDDLCTL, 0x4036383C, + MX6_MMDC_P0_MPWRDLCTL, 0x2E384038, + MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333, + MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333, + MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333, + MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333, + MX6_MMDC_P0_MPMUR0, 0x00000800, + MX6_MMDC_P0_MDPDC, 0x00020036, + MX6_MMDC_P0_MDOTC, 0x09444040, + MX6_MMDC_P0_MDCFG0, 0xB8BE7955, + MX6_MMDC_P0_MDCFG1, 0xFF328F64, + MX6_MMDC_P0_MDCFG2, 0x01FF00DB, + MX6_MMDC_P0_MDMISC, 0x00011740, + MX6_MMDC_P0_MDSCR, 0x00008000, + MX6_MMDC_P0_MDRWD, 0x000026D2, + MX6_MMDC_P0_MDOR, 0x00BE1023, + MX6_MMDC_P0_MDASP, 0x00000047, + MX6_MMDC_P0_MDCTL, 0x85190000, + MX6_MMDC_P0_MDSCR, 0x00888032, + MX6_MMDC_P0_MDSCR, 0x00008033, + MX6_MMDC_P0_MDSCR, 0x00008031, + MX6_MMDC_P0_MDSCR, 0x19408030, + MX6_MMDC_P0_MDSCR, 0x04008040, + MX6_MMDC_P0_MDREF, 0x00007800, + MX6_MMDC_P0_MPODTCTRL, 0x00000007, + MX6_MMDC_P0_MDPDC, 0x00025576, + MX6_MMDC_P0_MAPSR, 0x00011006, + MX6_MMDC_P0_MDSCR, 0x00000000, + /* enable AXI cache for VDOA/VPU/IPU */ + + MX6_IOMUXC_GPR4, 0xF00000CF, + /* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ + MX6_IOMUXC_GPR6, 0x007F007F, + MX6_IOMUXC_GPR7, 0x007F007F, +}; + +static void ddr_init(int *table, int size) +{ + int i; + + for (i = 0; i < size / 2 ; i++) + writel(table[2 * i + 1], table[2 * i]); +} + +static void spl_dram_init(void) +{ + if (is_mx6dq()) + ddr_init(mx6q_dcd_table, ARRAY_SIZE(mx6q_dcd_table)); +} + +void board_init_f(ulong dummy) +{ + /* DDR initialization */ + spl_dram_init(); + + /* setup AIPS and disable watchdog */ + arch_cpu_init(); + + ccgr_init(); + gpr_init(); + + /* iomux and setup of uart and NAND pins */ + board_early_init_f(); + + /* setup GP timer */ + timer_init(); + + /* UART clocks enabled and gd valid - init serial console */ + preloader_console_init(); + + /* Clear the BSS. */ + memset(__bss_start, 0, __bss_end - __bss_start); + + /* load/boot image from boot device */ + board_init_r(NULL, 0); +} +#endif diff --git a/board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg b/board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg deleted file mode 100644 index 6d7e29d627..0000000000 --- a/board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg +++ /dev/null @@ -1,111 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (C) 2017 Logic PD, Inc. - * Adam Ford <aford173@gmail.com> - * - * Refer doc/README.imximage for more details about how-to configure - * and create imximage boot image - * - * The syntax is taken as close as possible with the kwbimage - */ - -#include <asm/mach-imx/imximage.cfg> - -/* image version */ -IMAGE_VERSION 2 - -BOOT_OFFSET FLASH_OFFSET_STANDARD - -/* - * Device Configuration Data (DCD) - * - * Each entry must have the format: - * Addr-type Address Value - * - * where: - * Addr-type register length (1,2 or 4 bytes) - * Address absolute address of the register - * value value to be stored in the register - */ - -#define __ASSEMBLY__ -#include <config.h> -#include "asm/arch-mx6/mx6-ddr.h" -#include "asm/arch-mx6/iomux.h" -#include "asm/arch-mx6/crm_regs.h" - -DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000C0000 -DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000 -DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000030 -DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000030 -DATA 4, MX6_IOM_DRAM_CAS, 0x00000030 -DATA 4, MX6_IOM_DRAM_RAS, 0x00000030 -DATA 4, MX6_IOM_GRP_ADDDS, 0x00000030 -DATA 4, MX6_IOM_DRAM_RESET, 0x00000030 -DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000 -DATA 4, MX6_IOM_DRAM_SDODT0, 0x00000030 -DATA 4, MX6_IOM_DRAM_SDODT1, 0x00000030 -DATA 4, MX6_IOM_GRP_CTLDS, 0x00000030 -DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000 -DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000030 -DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000030 -DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000030 -DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000030 -DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000 -DATA 4, MX6_IOM_GRP_B0DS, 0x00000030 -DATA 4, MX6_IOM_GRP_B1DS, 0x00000030 -DATA 4, MX6_IOM_GRP_B2DS, 0x00000030 -DATA 4, MX6_IOM_GRP_B3DS, 0x00000030 -DATA 4, MX6_IOM_DRAM_DQM0, 0x00000030 -DATA 4, MX6_IOM_DRAM_DQM1, 0x00000030 -DATA 4, MX6_IOM_DRAM_DQM2, 0x00000030 -DATA 4, MX6_IOM_DRAM_DQM3, 0x00000030 -DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000 -DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xA1390003 -DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x002D003A -DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x0038002B -DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x03340338 -DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x0334032C -DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x4036383C -DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x2E384038 -DATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333 -DATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333 -DATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333 -DATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333 -DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800 -DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036 -DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040 -DATA 4, MX6_MMDC_P0_MDCFG0, 0xB8BE7955 -DATA 4, MX6_MMDC_P0_MDCFG1, 0xFF328F64 -DATA 4, MX6_MMDC_P0_MDCFG2, 0x01FF00DB -DATA 4, MX6_MMDC_P0_MDMISC, 0x00011740 -DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000 -DATA 4, MX6_MMDC_P0_MDRWD, 0x000026D2 -DATA 4, MX6_MMDC_P0_MDOR, 0x00BE1023 -DATA 4, MX6_MMDC_P0_MDASP, 0x00000047 -DATA 4, MX6_MMDC_P0_MDCTL, 0x85190000 -DATA 4, MX6_MMDC_P0_MDSCR, 0x00888032 -DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033 -DATA 4, MX6_MMDC_P0_MDSCR, 0x00008031 -DATA 4, MX6_MMDC_P0_MDSCR, 0x19408030 -DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040 -DATA 4, MX6_MMDC_P0_MDREF, 0x00007800 -DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00000007 -DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576 -DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006 -DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000 - -/* set the default clock gate to save power */ -DATA 4, CCM_CCGR0, 0x00C03F3F -DATA 4, CCM_CCGR1, 0x0030FC03 -DATA 4, CCM_CCGR2, 0x0FFFC000 -DATA 4, CCM_CCGR3, 0x3FF00000 -DATA 4, CCM_CCGR4, 0xFFFFF300 -DATA 4, CCM_CCGR5, 0x0F0000F3 -DATA 4, CCM_CCGR6, 0x00000FFF - -/* enable AXI cache for VDOA/VPU/IPU */ -DATA 4 MX6_IOMUXC_GPR4 0xF00000CF -/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ -DATA 4 MX6_IOMUXC_GPR6 0x007F007F -DATA 4 MX6_IOMUXC_GPR7 0x007F007F |