diff options
Diffstat (limited to 'roms/u-boot/board/tbs/tbs2910')
-rw-r--r-- | roms/u-boot/board/tbs/tbs2910/Kconfig | 15 | ||||
-rw-r--r-- | roms/u-boot/board/tbs/tbs2910/MAINTAINERS | 8 | ||||
-rw-r--r-- | roms/u-boot/board/tbs/tbs2910/Makefile | 5 | ||||
-rw-r--r-- | roms/u-boot/board/tbs/tbs2910/tbs2910.c | 182 | ||||
-rw-r--r-- | roms/u-boot/board/tbs/tbs2910/tbs2910.cfg | 114 |
5 files changed, 324 insertions, 0 deletions
diff --git a/roms/u-boot/board/tbs/tbs2910/Kconfig b/roms/u-boot/board/tbs/tbs2910/Kconfig new file mode 100644 index 000000000..d0ff2191a --- /dev/null +++ b/roms/u-boot/board/tbs/tbs2910/Kconfig @@ -0,0 +1,15 @@ +if TARGET_TBS2910 + +config SYS_BOARD + default "tbs2910" + +config SYS_VENDOR + default "tbs" + +config SYS_CONFIG_NAME + default "tbs2910" + +config IMX_CONFIG + default "board/tbs/tbs2910/tbs2910.cfg" + +endif diff --git a/roms/u-boot/board/tbs/tbs2910/MAINTAINERS b/roms/u-boot/board/tbs/tbs2910/MAINTAINERS new file mode 100644 index 000000000..1e3c0d0ec --- /dev/null +++ b/roms/u-boot/board/tbs/tbs2910/MAINTAINERS @@ -0,0 +1,8 @@ +TBS2910 BOARD +M: Soeren Moch <smoch@web.de> +S: Maintained +F: arch/arm/dts/imx6q-tbs2910.dts +F: board/tbs/tbs2910/ +F: configs/tbs2910_defconfig +F: doc/board/tbs/ +F: include/configs/tbs2910.h diff --git a/roms/u-boot/board/tbs/tbs2910/Makefile b/roms/u-boot/board/tbs/tbs2910/Makefile new file mode 100644 index 000000000..78f4a3eec --- /dev/null +++ b/roms/u-boot/board/tbs/tbs2910/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright (C) 2014 Soeren Moch <smoch@web.de> + +obj-y := tbs2910.o diff --git a/roms/u-boot/board/tbs/tbs2910/tbs2910.c b/roms/u-boot/board/tbs/tbs2910/tbs2910.c new file mode 100644 index 000000000..faf73cc21 --- /dev/null +++ b/roms/u-boot/board/tbs/tbs2910/tbs2910.c @@ -0,0 +1,182 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2014 Soeren Moch <smoch@web.de> + */ + +#include <init.h> +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6-pins.h> +#include <asm/global_data.h> +#include <linux/errno.h> +#include <asm/gpio.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm/mach-imx/boot_mode.h> +#include <asm/mach-imx/video.h> +#include <mmc.h> +#include <fsl_esdhc_imx.h> +#include <asm/arch/mxc_hdmi.h> +#include <asm/arch/crm_regs.h> +#include <asm/io.h> +#include <asm/arch/sys_proto.h> +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +static iomux_v3_cfg_t const uart1_pads[] = { + MX6_PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static iomux_v3_cfg_t const uart2_pads[] = { + MX6_PAD_EIM_D26__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_EIM_D27__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +int dram_init(void) +{ + gd->ram_size = 2048ul * 1024 * 1024; + return 0; +} + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); + imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads)); +} + +#ifdef CONFIG_FSL_ESDHC_IMX +/* set environment device to boot device when booting from SD */ +int board_mmc_get_env_dev(int devno) +{ + return devno - 1; +} + +int board_mmc_get_env_part(int devno) +{ + return (devno == 3) ? 1 : 0; /* part 0 for SD2 / SD3, part 1 for eMMC */ +} +#endif /* CONFIG_FSL_ESDHC_IMX */ + +#ifdef CONFIG_VIDEO_IPUV3 +static void do_enable_hdmi(struct display_info_t const *dev) +{ + imx_enable_hdmi_phy(); +} + +struct display_info_t const displays[] = {{ + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_hdmi, + .enable = do_enable_hdmi, + .mode = { + .name = "HDMI", + /* 1024x768@60Hz (VESA)*/ + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15384, + .left_margin = 160, + .right_margin = 24, + .upper_margin = 29, + .lower_margin = 3, + .hsync_len = 136, + .vsync_len = 6, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} } }; +size_t display_count = ARRAY_SIZE(displays); + +static void setup_display(void) +{ + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + int reg; + s32 timeout = 100000; + + enable_ipu_clock(); + imx_setup_hdmi(); + + /* set video pll to 455MHz (24MHz * (37+11/12) / 2) */ + reg = readl(&ccm->analog_pll_video); + reg |= BM_ANADIG_PLL_VIDEO_POWERDOWN; + writel(reg, &ccm->analog_pll_video); + + reg &= ~BM_ANADIG_PLL_VIDEO_DIV_SELECT; + reg |= BF_ANADIG_PLL_VIDEO_DIV_SELECT(37); + reg &= ~BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT; + reg |= BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(1); + writel(reg, &ccm->analog_pll_video); + + writel(BF_ANADIG_PLL_VIDEO_NUM_A(11), &ccm->analog_pll_video_num); + writel(BF_ANADIG_PLL_VIDEO_DENOM_B(12), &ccm->analog_pll_video_denom); + + reg &= ~BM_ANADIG_PLL_VIDEO_POWERDOWN; + writel(reg, &ccm->analog_pll_video); + + while (timeout--) + if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK) + break; + if (timeout < 0) + printf("Warning: video pll lock timeout!\n"); + + reg = readl(&ccm->analog_pll_video); + reg |= BM_ANADIG_PLL_VIDEO_ENABLE; + reg &= ~BM_ANADIG_PLL_VIDEO_BYPASS; + writel(reg, &ccm->analog_pll_video); + + /* gate ipu1_di0_clk */ + reg = readl(&ccm->CCGR3); + reg &= ~MXC_CCM_CCGR3_LDB_DI0_MASK; + writel(reg, &ccm->CCGR3); + + /* select video_pll clock / 7 for ipu1_di0_clk -> 65MHz pixclock */ + reg = readl(&ccm->chsccdr); + reg &= ~(MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_MASK | + MXC_CCM_CHSCCDR_IPU1_DI0_PODF_MASK | + MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK); + reg |= (2 << MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_OFFSET) | + (6 << MXC_CCM_CHSCCDR_IPU1_DI0_PODF_OFFSET) | + (0 << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); + writel(reg, &ccm->chsccdr); + + /* enable ipu1_di0_clk */ + reg = readl(&ccm->CCGR3); + reg |= MXC_CCM_CCGR3_LDB_DI0_MASK; + writel(reg, &ccm->CCGR3); +} +#endif /* CONFIG_VIDEO_IPUV3 */ + +int board_early_init_f(void) +{ + setup_iomux_uart(); + return 0; +} + +#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, + {"sd3", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, + /* 8 bit bus width */ + {"emmc", MAKE_CFGVAL(0x60, 0x58, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + +#ifdef CONFIG_VIDEO_IPUV3 + setup_display(); +#endif +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + return 0; +} diff --git a/roms/u-boot/board/tbs/tbs2910/tbs2910.cfg b/roms/u-boot/board/tbs/tbs2910/tbs2910.cfg new file mode 100644 index 000000000..3ca807b31 --- /dev/null +++ b/roms/u-boot/board/tbs/tbs2910/tbs2910.cfg @@ -0,0 +1,114 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2017 Soeren Moch <smoch@web.de> + */ + +#define __ASSEMBLY__ +#include "asm/arch/crm_regs.h" +#include "asm/arch/iomux.h" +#include "asm/arch/mx6-ddr.h" + +/* image version 2 for imx6 */ +IMAGE_VERSION 2 +BOOT_FROM sd + +/* set the default clock gates 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, 0x00FFF300 +DATA 4, CCM_CCGR5, 0x0F0000C3 +DATA 4, CCM_CCGR6, 0x000003FF +/* set CKO1 (used as AUDIO_MCLK) to ahb_clk_root/8 = 16.5 MHz */ +DATA 4, CCM_CCOSR, 0x000000fb + +/* enable AXI cache for VDOA/VPU/IPU */ +DATA 4, MX6_IOMUXC_GPR4, 0xF00000CF +/* set IPU AXI-id1 Qos=0x1 AXI-id0/2/3 Qos=0x7 */ +DATA 4, MX6_IOMUXC_GPR6, 0x77177717 +DATA 4, MX6_IOMUXC_GPR7, 0x77177717 + + +/* + * DDR3/DDR3L settings + * use default 40 Ohm pad drive strength, no odt + * 4x256Mx16 DDR3L-1066 7-7-7 + */ + +/* disable dq pullup */ +DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000 +/* disable dqs pullup */ +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_DRAM_SDQS4, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS7, 0x00000030 +/* set ddr input mode for dq signals */ +DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000 +/* set ddr input mode for dqs signals */ +DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000 +/* set pad calibration type to DDR3 */ +DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000C0000 +/* ZQ calibration */ +DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xA1390003 +/* dqs write delay */ +DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x001f001f +DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x001f001f +DATA 4, MX6_MMDC_P1_MPWLDECTRL0, 0x001f001f +DATA 4, MX6_MMDC_P1_MPWLDECTRL1, 0x001f001f +/* dqs read delay */ +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_P1_MPRDDQBY0DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333 +/* dqs read gating control */ +DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x43000300 +DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x03000300 +DATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x43000300 +DATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x03000300 +/* start delay line calibration */ +DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800 +/* tRFC=0x89+1,tXS=0x8e+1,tXP=3+1,tXPDLL=0xc+1,tFAW=0x17+1,tCL=0x4+3 */ +DATA 4, MX6_MMDC_P0_MDCFG0, 0x898E7974 +/* tRCD=6+1,tRP=6+1,tRC=0x1a+1,tRAS=0x13+1,tRPA=tRP+1,tWR=7+1,tMRD=0xb+1,tCWL=4+2 */ +DATA 4, MX6_MMDC_P0_MDCFG1, 0xDB538F64 +/* tDLLK=0x1ff+1,tRTP=3+1,tWTR=3+1,tRRD=3+1 */ +DATA 4, MX6_MMDC_P0_MDCFG2, 0x01FF00DB +/* RTW_SAME=2,WTR_DIFF=3,WTW_DIFF=3,RTW_DIFF=2,RTR_DIFF=2 */ +DATA 4, MX6_MMDC_P0_MDRWD, 0x000026D2 +/* tXPR=0x8e+1,SDE2RST=0x10-2,RST2CKE=0x23-2 */ +DATA 4, MX6_MMDC_P0_MDOR, 0x008E1023 +/* ODT timing */ +DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040 +/* read odt settings, 120 Ohm */ +DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00011117 +DATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00011117 +/* cs0, 15-bit row, 10-bit column, BL 8, 64-bit bus */ +DATA 4, MX6_MMDC_P0_MDCTL, 0x841A0000 +/* interleaved bank access (row/bank/col), 5 cycles additional read delay */ +DATA 4, MX6_MMDC_P0_MDMISC, 0x00001740 +/* 2GiByte RAM at cs0 */ +DATA 4, MX6_MMDC_P0_MDASP, 0x00000047 +/* load mode registers of external ddr chips */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x19308030 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00428031 +DATA 4, MX6_MMDC_P0_MDSCR, 0x04088032 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033 +/* externel chip ZQ calibration */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040 +/* configure and start refreshes, 8 refresh commands at 32 kHz */ +DATA 4, MX6_MMDC_P0_MDREF, 0x00007800 +/* tCKE=2+1,tCKSRX=6,tCKSE=6, active power down after 256 cycles (setting 5) */ +DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576 +/* set automatic self refresh */ +DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006 +/* controller configuration finished */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000 |