This commit adds basic support including: MMC, Serial console
Signed-off-by: Sebastien Bourdelin sebastien.bourdelin@savoirfairelinux.com --- arch/arm/Kconfig | 6 ++ board/technologic/ts4600/Kconfig | 15 ++++ board/technologic/ts4600/MAINTAINERS | 6 ++ board/technologic/ts4600/Makefile | 11 +++ board/technologic/ts4600/iomux.c | 149 +++++++++++++++++++++++++++++++++++ board/technologic/ts4600/ts4600.c | 89 +++++++++++++++++++++ configs/ts4600_defconfig | 18 +++++ include/configs/ts4600.h | 70 ++++++++++++++++ 8 files changed, 364 insertions(+) create mode 100644 board/technologic/ts4600/Kconfig create mode 100644 board/technologic/ts4600/MAINTAINERS create mode 100644 board/technologic/ts4600/Makefile create mode 100644 board/technologic/ts4600/iomux.c create mode 100644 board/technologic/ts4600/ts4600.c create mode 100644 configs/ts4600_defconfig create mode 100644 include/configs/ts4600.h
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index d7a9b11..142c445 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -579,6 +579,11 @@ config ARCH_SUNXI select USB_KEYBOARD select USE_TINY_PRINTF
+config TARGET_TS4600 + bool "Support TS4600" + select CPU_ARM926EJS + select SUPPORT_SPL + config TARGET_TS4800 bool "Support TS4800" select CPU_V7 @@ -1015,6 +1020,7 @@ source "board/ti/ti816x/Kconfig" source "board/timll/devkit3250/Kconfig" source "board/toradex/colibri_pxa270/Kconfig" source "board/toradex/colibri_vf/Kconfig" +source "board/technologic/ts4600/Kconfig" source "board/technologic/ts4800/Kconfig" source "board/vscom/baltos/Kconfig" source "board/woodburn/Kconfig" diff --git a/board/technologic/ts4600/Kconfig b/board/technologic/ts4600/Kconfig new file mode 100644 index 0000000..d0dc2e1 --- /dev/null +++ b/board/technologic/ts4600/Kconfig @@ -0,0 +1,15 @@ +if TARGET_TS4600 + +config SYS_BOARD + default "ts4600" + +config SYS_VENDOR + default "technologic" + +config SYS_SOC + default "mxs" + +config SYS_CONFIG_NAME + default "ts4600" + +endif diff --git a/board/technologic/ts4600/MAINTAINERS b/board/technologic/ts4600/MAINTAINERS new file mode 100644 index 0000000..6f683b5 --- /dev/null +++ b/board/technologic/ts4600/MAINTAINERS @@ -0,0 +1,6 @@ +TS4600 BOARD +M: Sebastien Bourdelin sebastien.bourdelin@savoirfairelinux.com +S: Maintained +F: board/technologic/ts4600/ +F: include/configs/ts4600.h +F: configs/ts4600_defconfig diff --git a/board/technologic/ts4600/Makefile b/board/technologic/ts4600/Makefile new file mode 100644 index 0000000..faa2970 --- /dev/null +++ b/board/technologic/ts4600/Makefile @@ -0,0 +1,11 @@ +# +# (C) Copyright 2016 Savoir-faire Linux +# +# SPDX-License-Identifier: GPL-2.0+ +# + +ifndef CONFIG_SPL_BUILD +obj-y := ts4600.o +else +obj-y := iomux.o +endif diff --git a/board/technologic/ts4600/iomux.c b/board/technologic/ts4600/iomux.c new file mode 100644 index 0000000..1398bbe --- /dev/null +++ b/board/technologic/ts4600/iomux.c @@ -0,0 +1,149 @@ +/* + * (C) Copyright 2016 Savoir-faire Linux Inc. + * + * Author: Sebastien Bourdelin sebastien.bourdelin@savoirfairelinux.com + * + * Based on work from TS7680 code by: + * Kris Bahnsen kris@embeddedarm.com + * Mark Featherston mark@embeddedarm.com + * https://github.com/embeddedarm/u-boot/tree/master/board/technologic/ts7680 + * + * Derived from MX28EVK code by + * Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <config.h> +#include <asm/io.h> +#include <asm/arch/iomux-mx28.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/sys_proto.h> + +#define MUX_CONFIG_SSP0 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP) +#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL) + +const iomux_cfg_t iomux_setup[] = { + /* DUART */ + MX28_PAD_PWM0__DUART_RX, + MX28_PAD_PWM1__DUART_TX, + + /* MMC0 */ + MX28_PAD_SSP0_DATA0__SSP0_D0 | MUX_CONFIG_SSP0, + MX28_PAD_SSP0_DATA1__SSP0_D1 | MUX_CONFIG_SSP0, + MX28_PAD_SSP0_DATA2__SSP0_D2 | MUX_CONFIG_SSP0, + MX28_PAD_SSP0_DATA3__SSP0_D3 | MUX_CONFIG_SSP0, + MX28_PAD_SSP0_CMD__SSP0_CMD | MUX_CONFIG_SSP0, + MX28_PAD_SSP0_SCK__SSP0_SCK | + (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), + + /* MMC0 slot power enable */ + MX28_PAD_PWM3__GPIO_3_28 | + (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), + + /* EMI */ + MX28_PAD_EMI_D00__EMI_DATA0 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D01__EMI_DATA1 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D02__EMI_DATA2 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D03__EMI_DATA3 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D04__EMI_DATA4 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D05__EMI_DATA5 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D06__EMI_DATA6 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D07__EMI_DATA7 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D08__EMI_DATA8 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D09__EMI_DATA9 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D10__EMI_DATA10 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D11__EMI_DATA11 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D12__EMI_DATA12 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D13__EMI_DATA13 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D14__EMI_DATA14 | MUX_CONFIG_EMI, + MX28_PAD_EMI_D15__EMI_DATA15 | MUX_CONFIG_EMI, + MX28_PAD_EMI_ODT0__EMI_ODT0 | MUX_CONFIG_EMI, + MX28_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI, + MX28_PAD_EMI_ODT1__EMI_ODT1 | MUX_CONFIG_EMI, + MX28_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI, + MX28_PAD_EMI_DDR_OPEN_FB__EMI_DDR_OPEN_FEEDBACK | MUX_CONFIG_EMI, + MX28_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI, + MX28_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI, + MX28_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI, + MX28_PAD_EMI_DDR_OPEN__EMI_DDR_OPEN | MUX_CONFIG_EMI, + MX28_PAD_EMI_A00__EMI_ADDR0 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A01__EMI_ADDR1 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A02__EMI_ADDR2 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A03__EMI_ADDR3 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A04__EMI_ADDR4 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A05__EMI_ADDR5 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A06__EMI_ADDR6 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A07__EMI_ADDR7 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A08__EMI_ADDR8 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A09__EMI_ADDR9 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A10__EMI_ADDR10 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A11__EMI_ADDR11 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A12__EMI_ADDR12 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A13__EMI_ADDR13 | MUX_CONFIG_EMI, + MX28_PAD_EMI_A14__EMI_ADDR14 | MUX_CONFIG_EMI, + MX28_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI, + MX28_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI, + MX28_PAD_EMI_BA2__EMI_BA2 | MUX_CONFIG_EMI, + MX28_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI, + MX28_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI, + MX28_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI, + MX28_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI, + MX28_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI, + MX28_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI, + + /* I2C */ + MX28_PAD_I2C0_SCL__I2C0_SCL, + MX28_PAD_I2C0_SDA__I2C0_SDA, + +}; + +#define HW_DRAM_CTL29 (0x74 >> 2) +#define CS_MAP 0xf +#define COLUMN_SIZE 0x2 +#define ADDR_PINS 0x1 +#define APREBIT 0xa + +#define HW_DRAM_CTL29_CONFIG (CS_MAP << 24 | COLUMN_SIZE << 16 | \ + ADDR_PINS << 8 | APREBIT) + +#define HW_DRAM_CTL39 (0x9c >> 2) +#define TFAW 0xb +#define TDLL 0xc8 + +#define HW_DRAM_CTL39_CONFIG (TFAW << 24 | TDLL) + +#define HW_DRAM_CTL41 (0xa4 >> 2) +#define TPDEX 0x2 +#define TRCD_INT 0x4 +#define TRC 0xd + +#define HW_DRAM_CTL41_CONFIG (TPDEX << 24 | TRCD_INT << 8 | TRC) + +#define HW_DRAM_CTL42 (0xa8 >> 2) +#define TRAS_MAX 0x36a6 +#define TRAS_MIN 0xa + +#define HW_DRAM_CTL42_CONFIG (TRAS_MAX << 8 | TRAS_MIN) + +#define HW_DRAM_CTL43 (0xac >> 2) +#define TRP 0x4 +#define TRFC 0x27 +#define TREF 0x2a0 + +#define HW_DRAM_CTL43_CONFIG (TRP << 24 | TRFC << 16 | TREF) + +void mxs_adjust_memory_params(uint32_t *dram_vals) +{ + dram_vals[HW_DRAM_CTL29] = HW_DRAM_CTL29_CONFIG; + dram_vals[HW_DRAM_CTL39] = HW_DRAM_CTL39_CONFIG; + dram_vals[HW_DRAM_CTL41] = HW_DRAM_CTL41_CONFIG; + dram_vals[HW_DRAM_CTL42] = HW_DRAM_CTL42_CONFIG; + dram_vals[HW_DRAM_CTL43] = HW_DRAM_CTL43_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)); +} diff --git a/board/technologic/ts4600/ts4600.c b/board/technologic/ts4600/ts4600.c new file mode 100644 index 0000000..70dfead --- /dev/null +++ b/board/technologic/ts4600/ts4600.c @@ -0,0 +1,89 @@ +/* + * (C) Copyright 2016 Savoir-faire Linux Inc. + * + * Author: Sebastien Bourdelin sebastien.bourdelin@savoirfairelinux.com + * + * Based on work from TS7680 code by: + * Kris Bahnsen kris@embeddedarm.com + * Mark Featherston mark@embeddedarm.com + * https://github.com/embeddedarm/u-boot/tree/master/board/technologic/ts7680 + * + * Derived from MX28EVK code by + * Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux-mx28.h> +#include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> +#include <linux/mii.h> +#include <miiphy.h> +#include <netdev.h> +#include <errno.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_early_init_f(void) +{ + /* IO0 clock at 480MHz */ + mxs_set_ioclk(MXC_IOCLK0, 480000); + /* IO1 clock at 480MHz */ + mxs_set_ioclk(MXC_IOCLK1, 480000); + + /* SSP0 clocks at 96MHz */ + mxs_set_sspclk(MXC_SSPCLK0, 96000, 0); + + return 0; +} + +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; + + return 0; +} + +#ifdef CONFIG_CMD_MMC +static int ts4600_mmc_cd(int id) +{ + return 1; +} + +int board_mmc_init(bd_t *bis) +{ + int ret; + + mxs_iomux_setup_pad(MX28_PAD_PWM3__GPIO_3_28); + + /* Power-on SD */ + gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 1); + udelay(1000); + gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 0); + + /* SD card */ + ret = mxsmmc_initialize(bis, 0, NULL, ts4600_mmc_cd); + if(ret != 0) { + printf("SD controller initialized with %d\n", ret); + } + + return ret; +} +#endif + +int checkboard(void) +{ + puts("Board: TS4600\n"); + + return 0; +} diff --git a/configs/ts4600_defconfig b/configs/ts4600_defconfig new file mode 100644 index 0000000..c052ded --- /dev/null +++ b/configs/ts4600_defconfig @@ -0,0 +1,18 @@ +CONFIG_ARM=y +CONFIG_TARGET_TS4600=y +CONFIG_SPL_LIBCOMMON_SUPPORT=y +CONFIG_SPL_LIBGENERIC_SUPPORT=y +CONFIG_FIT=y +CONFIG_SYS_EXTRA_OPTIONS="ENV_IS_IN_MMC" +CONFIG_SYS_CONSOLE_IS_IN_ENV=y +CONFIG_SPL=y +CONFIG_HUSH_PARSER=y +CONFIG_CMD_BOOTZ=y +# CONFIG_CMD_IMLS is not set +# CONFIG_CMD_FLASH is not set +CONFIG_CMD_MMC=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_OF_LIBFDT=y diff --git a/include/configs/ts4600.h b/include/configs/ts4600.h new file mode 100644 index 0000000..9b7bd1b --- /dev/null +++ b/include/configs/ts4600.h @@ -0,0 +1,70 @@ +/* + * (C) Copyright 2016 Savoir-faire Linux Inc. + * + * Author: Sebastien Bourdelin sebastien.bourdelin@savoirfairelinux.com + * + * Derived from MX28EVK code by + * Fabio Estevam fabio.estevam@freescale.com + * Freescale Semiconductor, Inc. + * + * Configuration settings for the TS4600 Board + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __CONFIGS_TS4600_H__ +#define __CONFIGS_TS4600_H__ + +/* System configurations */ +#define CONFIG_MX28 /* i.MX28 SoC */ + +/* U-Boot Commands */ +#define CONFIG_SYS_NO_FLASH /* No NOR Flash */ +#define CONFIG_DOS_PARTITION + +/* Memory configuration */ +#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ +#define PHYS_SDRAM_1 0x40000000 /* Base address */ +#define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 + +/* Environment */ +#define CONFIG_ENV_SIZE (8 * 1024) + +/* Environment is in MMC */ +#if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC) +#define CONFIG_ENV_OFFSET (256 * 1024) +#define CONFIG_SYS_MMC_ENV_DEV 0 +#endif + +/* Boot Linux */ +#define CONFIG_LOADADDR 0x42000000 +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR + +/* Extra Environment */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "fdt_addr=0x41000000\0" \ + "loadkernel=load mmc ${mmcdev}:${mmcpart} ${loadaddr} zImage\0" \ + "loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} imx28-ts4600.dtb\0" \ + "loadbootscript=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot.ub\0" \ + "bootscript=echo Running bootscript from mmc...; " \ + "setenv mmcdev 0; " \ + "setenv mmcpart 2; " \ + "run loadbootscript && source ${loadaddr}; \0" \ + "sdboot=echo Booting from SD card ...; " \ + "setenv mmcdev 0; " \ + "setenv mmcpart 2; " \ + "setenv root /dev/mmcblk0p3; " \ + "run loadkernel && run loadfdt; \0" \ + "startbootsequence=run bootscript || run sdboot \0" \ + +#define CONFIG_BOOTCOMMAND \ + "mmc rescan; " \ + "run startbootsequence; " \ + "setenv cmdline_append console=ttyAMA0,115200; " \ + "setenv bootargs root=${root} rootwait rw ${cmdline_append}; " \ + "bootz ${loadaddr} - ${fdt_addr}; " + +/* The rest of the configuration is shared */ +#include <configs/mxs.h> + +#endif /* __CONFIGS_TS4600_H__ */