diff options
Diffstat (limited to 'roms/u-boot/board/ge/bx50v3')
-rw-r--r-- | roms/u-boot/board/ge/bx50v3/Kconfig | 20 | ||||
-rw-r--r-- | roms/u-boot/board/ge/bx50v3/MAINTAINERS | 14 | ||||
-rw-r--r-- | roms/u-boot/board/ge/bx50v3/Makefile | 6 | ||||
-rw-r--r-- | roms/u-boot/board/ge/bx50v3/bx50v3.c | 596 | ||||
-rw-r--r-- | roms/u-boot/board/ge/bx50v3/bx50v3.cfg | 150 |
5 files changed, 786 insertions, 0 deletions
diff --git a/roms/u-boot/board/ge/bx50v3/Kconfig b/roms/u-boot/board/ge/bx50v3/Kconfig new file mode 100644 index 000000000..05938560a --- /dev/null +++ b/roms/u-boot/board/ge/bx50v3/Kconfig @@ -0,0 +1,20 @@ +if TARGET_GE_BX50V3 + +config IMX_CONFIG + default "board/ge/bx50v3/bx50v3.cfg" + +config SYS_BOARD + default "bx50v3" + +config SYS_VENDOR + default "ge" + +config SYS_SOC + default "mx6" + +config SYS_CONFIG_NAME + default "ge_bx50v3" + +source "board/ge/common/Kconfig" + +endif diff --git a/roms/u-boot/board/ge/bx50v3/MAINTAINERS b/roms/u-boot/board/ge/bx50v3/MAINTAINERS new file mode 100644 index 000000000..fafbd78c2 --- /dev/null +++ b/roms/u-boot/board/ge/bx50v3/MAINTAINERS @@ -0,0 +1,14 @@ +GE BX50V3 BOARD +M: Ian Ray <ian.ray@ge.com> +M: Sebastian Reichel <sebastian.reichel@collabora.com> +S: Maintained +F: arch/arm/dts/imx6q-b450v3.dts +F: arch/arm/dts/imx6q-b650v3.dts +F: arch/arm/dts/imx6q-b850v3.dts +F: arch/arm/dts/imx6q-bx50v3* +F: board/ge/bx50v3/ +F: configs/ge_b450v3_defconfig +F: configs/ge_b650v3_defconfig +F: configs/ge_b850v3_defconfig +F: configs/ge_bx50v3_defconfig +F: include/configs/ge_bx50v3.h diff --git a/roms/u-boot/board/ge/bx50v3/Makefile b/roms/u-boot/board/ge/bx50v3/Makefile new file mode 100644 index 000000000..9b80e7c24 --- /dev/null +++ b/roms/u-boot/board/ge/bx50v3/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright 2015 Timesys Corporation +# Copyright 2015 General Electric Company + +obj-y := bx50v3.o diff --git a/roms/u-boot/board/ge/bx50v3/bx50v3.c b/roms/u-boot/board/ge/bx50v3/bx50v3.c new file mode 100644 index 000000000..7fcebba02 --- /dev/null +++ b/roms/u-boot/board/ge/bx50v3/bx50v3.c @@ -0,0 +1,596 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015 Timesys Corporation + * Copyright 2015 General Electric Company + * Copyright 2012 Freescale Semiconductor, Inc. + */ + +#include <image.h> +#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 <env.h> +#include <asm/global_data.h> +#include <linux/delay.h> +#include <linux/errno.h> +#include <linux/libfdt.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 <miiphy.h> +#include <net.h> +#include <netdev.h> +#include <asm/arch/mxc_hdmi.h> +#include <asm/arch/crm_regs.h> +#include <asm/io.h> +#include <asm/arch/sys_proto.h> +#include <power/regulator.h> +#include <power/da9063_pmic.h> +#include <power/pmic.h> +#include <input.h> +#include <pwm.h> +#include <version.h> +#include <stdlib.h> +#include <dm/root.h> +#include "../common/ge_rtc.h" +#include "../common/vpd_reader.h" +#include "../../../drivers/net/e1000.h" +#include <pci.h> +#include <panel.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define VPD_PRODUCT_B850 1 +#define VPD_PRODUCT_B650 2 +#define VPD_PRODUCT_B450 3 + +#define AR8033_DBG_REG_ADDR 0x1d +#define AR8033_DBG_REG_DATA 0x1e +#define AR8033_SERDES_REG 0x5 + +static int productid; /* Default to generic. */ +static struct vpd_cache vpd; + +#define NC_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_HYS) + +int dram_init(void) +{ + gd->ram_size = imx_ddr_size(); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + /* + * Set reserved bits to avoid board specific voltage peak issue. The + * value is a magic number provided directly by Qualcomm. Note, that + * PHY driver will take control of BIT(8) in this register to control + * TX clock delay, so we do not initialize that bit here. + */ + phy_write(phydev, MDIO_DEVAD_NONE, AR8033_DBG_REG_ADDR, AR8033_SERDES_REG); + phy_write(phydev, MDIO_DEVAD_NONE, AR8033_DBG_REG_DATA, 0x3c47); + + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} + +#if defined(CONFIG_VIDEO_IPUV3) +static void do_enable_backlight(struct display_info_t const *dev) +{ + struct udevice *panel; + int ret; + + ret = uclass_get_device(UCLASS_PANEL, 0, &panel); + if (ret) { + printf("Could not find panel: %d\n", ret); + return; + } + + panel_set_backlight(panel, 100); + panel_enable_backlight(panel); +} + +static void do_enable_hdmi(struct display_info_t const *dev) +{ + imx_enable_hdmi_phy(); +} + +static int is_b850v3(void) +{ + return productid == VPD_PRODUCT_B850; +} + +static int detect_lcd(struct display_info_t const *dev) +{ + return !is_b850v3(); +} + +struct display_info_t const displays[] = {{ + .bus = -1, + .addr = -1, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_lcd, + .enable = do_enable_backlight, + .mode = { + .name = "G121X1-L03", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 20, + .right_margin = 300, + .upper_margin = 30, + .lower_margin = 8, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} }, { + .bus = -1, + .addr = 3, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_hdmi, + .enable = do_enable_hdmi, + .mode = { + .name = "HDMI", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} } }; +size_t display_count = ARRAY_SIZE(displays); + +static void enable_videopll(void) +{ + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + s32 timeout = 100000; + + setbits_le32(&ccm->analog_pll_video, BM_ANADIG_PLL_VIDEO_POWERDOWN); + + /* PLL_VIDEO 455MHz (24MHz * (37+11/12) / 2) + * | + * PLL5 + * | + * CS2CDR[LDB_DI0_CLK_SEL] + * | + * +----> LDB_DI0_SERIAL_CLK_ROOT + * | + * +--> CSCMR2[LDB_DI0_IPU_DIV] --> LDB_DI0_IPU 455 / 7 = 65 MHz + */ + + clrsetbits_le32(&ccm->analog_pll_video, + BM_ANADIG_PLL_VIDEO_DIV_SELECT | + BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT, + BF_ANADIG_PLL_VIDEO_DIV_SELECT(37) | + BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(1)); + + 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); + + clrbits_le32(&ccm->analog_pll_video, BM_ANADIG_PLL_VIDEO_POWERDOWN); + + while (timeout--) + if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK) + break; + + if (timeout < 0) + printf("Warning: video pll lock timeout!\n"); + + clrsetbits_le32(&ccm->analog_pll_video, + BM_ANADIG_PLL_VIDEO_BYPASS, + BM_ANADIG_PLL_VIDEO_ENABLE); +} + +static void setup_display_b850v3(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + + enable_videopll(); + + /* IPU1 DI0 clock is 455MHz / 7 = 65MHz */ + setbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV); + + imx_setup_hdmi(); + + /* Set LDB_DI0 as clock source for IPU_DI0 */ + clrsetbits_le32(&mxc_ccm->chsccdr, + MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK, + (CHSCCDR_CLK_SEL_LDB_DI0 << + MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET)); + + /* Turn on IPU LDB DI0 clocks */ + setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK); + + enable_ipu_clock(); + + writel(IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES | + IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW | + IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW | + IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG | + IOMUXC_GPR2_DATA_WIDTH_CH1_24BIT | + IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG | + IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT | + IOMUXC_GPR2_SPLIT_MODE_EN_MASK | + IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0 | + IOMUXC_GPR2_LVDS_CH1_MODE_ENABLED_DI0, + &iomux->gpr[2]); + + clrbits_le32(&iomux->gpr[3], + IOMUXC_GPR3_LVDS0_MUX_CTL_MASK | + IOMUXC_GPR3_LVDS1_MUX_CTL_MASK | + IOMUXC_GPR3_HDMI_MUX_CTL_MASK); +} + +static void setup_display_bx50v3(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + + enable_videopll(); + + /* When a reset/reboot is performed the display power needs to be turned + * off for atleast 500ms. The boot time is ~300ms, we need to wait for + * an additional 200ms here. Unfortunately we use external PMIC for + * doing the reset, so can not differentiate between POR vs soft reset + */ + mdelay(200); + + /* IPU1 DI0 clock is 455MHz / 7 = 65MHz */ + setbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV); + + /* Set LDB_DI0 as clock source for IPU_DI0 */ + clrsetbits_le32(&mxc_ccm->chsccdr, + MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK, + (CHSCCDR_CLK_SEL_LDB_DI0 << + MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET)); + + /* Turn on IPU LDB DI0 clocks */ + setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK); + + enable_ipu_clock(); + + writel(IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES | + IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW | + IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG | + IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT | + IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0, + &iomux->gpr[2]); + + clrsetbits_le32(&iomux->gpr[3], + IOMUXC_GPR3_LVDS0_MUX_CTL_MASK, + (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 << + IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET)); +} +#endif /* CONFIG_VIDEO_IPUV3 */ + +/* + * Do not overwrite the console + * Use always serial for U-Boot console + */ +int overwrite_console(void) +{ + return 1; +} + +#define VPD_TYPE_INVALID 0x00 +#define VPD_BLOCK_NETWORK 0x20 +#define VPD_BLOCK_HWID 0x44 +#define VPD_HAS_MAC1 0x1 +#define VPD_HAS_MAC2 0x2 +#define VPD_MAC_ADDRESS_LENGTH 6 + +struct vpd_cache { + bool is_read; + u8 product_id; + u8 has; + unsigned char mac1[VPD_MAC_ADDRESS_LENGTH]; + unsigned char mac2[VPD_MAC_ADDRESS_LENGTH]; +}; + +/* + * Extracts MAC and product information from the VPD. + */ +static int vpd_callback(struct vpd_cache *vpd, u8 id, u8 version, u8 type, + size_t size, u8 const *data) +{ + if (id == VPD_BLOCK_HWID && version == 1 && type != VPD_TYPE_INVALID && + size >= 1) { + vpd->product_id = data[0]; + } else if (id == VPD_BLOCK_NETWORK && version == 1 && + type != VPD_TYPE_INVALID) { + if (size >= 6) { + vpd->has |= VPD_HAS_MAC1; + memcpy(vpd->mac1, data, VPD_MAC_ADDRESS_LENGTH); + } + if (size >= 12) { + vpd->has |= VPD_HAS_MAC2; + memcpy(vpd->mac2, data + 6, VPD_MAC_ADDRESS_LENGTH); + } + } + + return 0; +} + +static void process_vpd(struct vpd_cache *vpd) +{ + int fec_index = 0; + int i210_index = -1; + + if (!vpd->is_read) { + printf("VPD wasn't read"); + return; + } + + if (vpd->has & VPD_HAS_MAC1) + eth_env_set_enetaddr_by_index("eth", fec_index, vpd->mac1); + + env_set("ethact", "eth0"); + + switch (vpd->product_id) { + case VPD_PRODUCT_B450: + i210_index = 1; + break; + case VPD_PRODUCT_B650: + i210_index = 1; + break; + case VPD_PRODUCT_B850: + i210_index = 2; + break; + } + + if (i210_index >= 0 && (vpd->has & VPD_HAS_MAC2)) + eth_env_set_enetaddr_by_index("eth", i210_index, vpd->mac2); +} + +static iomux_v3_cfg_t const misc_pads[] = { + MX6_PAD_KEY_ROW2__GPIO4_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(NC_PAD_CTRL), + MX6_PAD_EIM_CS0__GPIO2_IO23 | MUX_PAD_CTRL(NC_PAD_CTRL), + MX6_PAD_EIM_CS1__GPIO2_IO24 | MUX_PAD_CTRL(NC_PAD_CTRL), + MX6_PAD_EIM_OE__GPIO2_IO25 | MUX_PAD_CTRL(NC_PAD_CTRL), + MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NC_PAD_CTRL), + MX6_PAD_GPIO_1__GPIO1_IO01 | MUX_PAD_CTRL(NC_PAD_CTRL), + MX6_PAD_GPIO_9__WDOG1_B | MUX_PAD_CTRL(NC_PAD_CTRL), +}; +#define SUS_S3_OUT IMX_GPIO_NR(4, 11) +#define PWGIN_IN IMX_GPIO_NR(4, 14) +#define WIFI_EN IMX_GPIO_NR(6, 14) + +int board_early_init_f(void) +{ + imx_iomux_v3_setup_multiple_pads(misc_pads, + ARRAY_SIZE(misc_pads)); + +#if defined(CONFIG_VIDEO_IPUV3) + /* Set LDB clock to Video PLL */ + select_ldb_di_clock_source(MXC_PLL5_CLK); +#endif + return 0; +} + +int board_init(void) +{ + if (!read_i2c_vpd(&vpd, vpd_callback)) { + int ret, rescan; + + vpd.is_read = true; + productid = vpd.product_id; + + ret = fdtdec_resetup(&rescan); + if (!ret && rescan) { + dm_uninit(); + dm_init_and_scan(false); + } + } + + gpio_request(SUS_S3_OUT, "sus_s3_out"); + gpio_direction_output(SUS_S3_OUT, 1); + + gpio_request(PWGIN_IN, "pwgin_in"); + gpio_direction_input(PWGIN_IN); + + gpio_request(WIFI_EN, "wifi_en"); + gpio_direction_output(WIFI_EN, 1); + +#if defined(CONFIG_VIDEO_IPUV3) + if (is_b850v3()) + setup_display_b850v3(); + else + setup_display_bx50v3(); +#endif + + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + 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)}, + {NULL, 0}, +}; +#endif + + +/* + * The SoM used by these boards has XTAL not connected despite datasheet + * suggesting connecting unused XTAL pins to ground. Without explicitly + * clearing the CRYSTAL bit the system runs unstable and sometimes reboots + * unexpectedly. + */ +static void pmic_crystal_fix(void) +{ + struct udevice *pmic; + static const uint EN_32K_CRYSTAL = (1 << 3); + + if (pmic_get("pmic@58", &pmic)) { + puts("failed to get device for PMIC\n"); + return; + } + + if (pmic_clrsetbits(pmic, DA9063_REG_EN_32K, EN_32K_CRYSTAL, 0) < 0) { + puts("failed to clear CRYSTAL bit\n"); + return; + } +} + +void pmic_init(void) +{ + struct udevice *reg; + int ret, i; + static const char * const bucks[] = { + "bcore1", + "bcore2", + "bpro", + "bmem", + "bio", + "bperi", + }; + + pmic_crystal_fix(); + + for (i = 0; i < ARRAY_SIZE(bucks); i++) { + ret = regulator_get_by_devname(bucks[i], ®); + if (reg < 0) { + printf("%s(): Unable to get regulator %s: %d\n", + __func__, bucks[i], ret); + continue; + } + regulator_set_mode(reg, DA9063_BUCKMODE_SYNC); + } +} + +static void detect_boot_cause(void) +{ + const char *cause = "POR"; + + if (is_b850v3()) + if (!gpio_get_value(PWGIN_IN)) + cause = "PM_WDOG"; + + env_set("bootcause", cause); +} + +int board_late_init(void) +{ + process_vpd(&vpd); + +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + + if (is_b850v3()) + env_set("videoargs", "video=DP-1:1024x768@60 video=HDMI-A-1:1024x768@60"); + else + env_set("videoargs", "video=LVDS-1:1024x768@65"); + + detect_boot_cause(); + + /* board specific pmic init */ + pmic_init(); + + check_time(); + + pci_init(); + + return 0; +} + +/* + * Removes the 'eth[0-9]*addr' environment variable with the given index + * + * @param index [in] the index of the eth_device whose variable is to be removed + */ +static void remove_ethaddr_env_var(int index) +{ + char env_var_name[9]; + + sprintf(env_var_name, index == 0 ? "ethaddr" : "eth%daddr", index); + env_set(env_var_name, NULL); +} + +int last_stage_init(void) +{ + int i; + + /* + * Remove first three ethaddr which may have been created by + * function process_vpd(). + */ + for (i = 0; i < 3; ++i) + remove_ethaddr_env_var(i); + + return 0; +} + +int checkboard(void) +{ + printf("BOARD: %s\n", CONFIG_BOARD_NAME); + return 0; +} + +#ifdef CONFIG_OF_BOARD_SETUP +int ft_board_setup(void *blob, struct bd_info *bd) +{ + char *rtc_status = env_get("rtc_status"); + + fdt_setprop(blob, 0, "ge,boot-ver", version_string, + strlen(version_string) + 1); + + fdt_setprop(blob, 0, "ge,rtc-status", rtc_status, + strlen(rtc_status) + 1); + return 0; +} +#endif + +int board_fit_config_name_match(const char *name) +{ + const char *machine = name; + + if (!vpd.is_read) + return strcmp(name, "imx6q-bx50v3"); + + if (!strncmp(machine, "Boot ", 5)) + machine += 5; + if (!strncmp(machine, "imx6q-", 6)) + machine += 6; + + switch (vpd.product_id) { + case VPD_PRODUCT_B450: + return strcasecmp(machine, "b450v3"); + case VPD_PRODUCT_B650: + return strcasecmp(machine, "b650v3"); + case VPD_PRODUCT_B850: + return strcasecmp(machine, "b850v3"); + default: + return -1; + } +} + +int embedded_dtb_select(void) +{ + vpd.is_read = false; + return fdtdec_setup(); +} diff --git a/roms/u-boot/board/ge/bx50v3/bx50v3.cfg b/roms/u-boot/board/ge/bx50v3/bx50v3.cfg new file mode 100644 index 000000000..de3955a94 --- /dev/null +++ b/roms/u-boot/board/ge/bx50v3/bx50v3.cfg @@ -0,0 +1,150 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * + * Copyright 2015 Timesys Corporation. + * Copyright 2015 General Electric Company + * + * Refer doc/imx/mkimage/imximage.txt for more details about how-to configure + * and create imximage boot image + * + * The syntax is taken as close as possible with the kwbimage + */ + +IMAGE_VERSION 2 +BOOT_FROM sd + +#define __ASSEMBLY__ +#include <config.h> +#include "asm/arch/mx6-ddr.h" +#include "asm/arch/iomux.h" +#include "asm/arch/crm_regs.h" + +/* DDR IO */ +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_DRAM_SDQS4, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS7, 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_GRP_B4DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B5DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B6DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B7DS, 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_IOM_DRAM_DQM4, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM5, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM6, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM7, 0x00000030 + +/* Calibrations */ +/* ZQ */ +DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xa1390003 +/* write leveling */ +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 +/* Read DQS Gating calibration */ +DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x45380544 +DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x05280530 +DATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x4530053C +DATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x0530050C +/* Read calibration */ +DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x36303032 +DATA 4, MX6_MMDC_P1_MPRDDLCTL, 0x38363042 +/* Write calibration */ +DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x3A3A423E +DATA 4, MX6_MMDC_P1_MPWRDLCTL, 0x4A38483E +/* read data bit 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 + +/* Complete calibration by forced measurment */ +DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800 +DATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800 + +/* MMDC init */ +DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036 +DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040 +DATA 4, MX6_MMDC_P0_MDCFG0, 0x8A8F79A4 +DATA 4, MX6_MMDC_P0_MDCFG1, 0xDB538E64 +DATA 4, MX6_MMDC_P0_MDCFG2, 0x01ff00db +DATA 4, MX6_MMDC_P0_MDMISC, 0x00001740 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000 +DATA 4, MX6_MMDC_P0_MDRWD, 0x000026d2 +DATA 4, MX6_MMDC_P0_MDOR, 0x008F1023 +DATA 4, MX6_MMDC_P0_MDASP, 0x00000047 +DATA 4, MX6_MMDC_P0_MDCTL, 0x841a0000 + +/* Initialize Micron MT41J128M */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x04088032 +DATA 4, MX6_MMDC_P0_MDSCR, 0x0408803a +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033 +DATA 4, MX6_MMDC_P0_MDSCR, 0x0000803b +DATA 4, MX6_MMDC_P0_MDSCR, 0x00408031 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00408039 +DATA 4, MX6_MMDC_P0_MDSCR, 0x09408030 +DATA 4, MX6_MMDC_P0_MDSCR, 0x09408038 +DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040 +DATA 4, MX6_MMDC_P0_MDSCR, 0x04008048 +DATA 4, MX6_MMDC_P0_MDREF, 0x00005800 +DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00011117 +DATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00011117 +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, 0x00FFF300 +DATA 4, CCM_CCGR5, 0x0F0000C3 +DATA 4, CCM_CCGR6, 0x000003FF + +/* 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 + +/* + * Setup CCM_CCOSR register as follows: + * + * cko1_en 1 --> CKO1 enabled + * cko1_div 111 --> divide by 8 + * cko1_sel 1011 --> ahb_clk_root + * + * This sets CKO1 at ahb_clk_root/8 132/8 16.5 MHz + */ +DATA 4, CCM_CCOSR, 0x000000fb |