From 739df1b2c2e334dfd03b81393cf1e95f0cb98607 Mon Sep 17 00:00:00 2001 From: huang lin Date: Wed, 27 Aug 2014 17:07:42 +0800 Subject: rk3288: update romstage & mainboard BUG=chrome-os-partner:29778 TEST=Build coreboot Change-Id: I877b4bf741f45f6cfd032ad5018a60e8a1453622 Signed-off-by: Patrick Georgi Original-Commit-Id: 640da5ad5597803c62d9374a1a48832003077723 Original-Change-Id: I805d93e94f73418099f47d235ca920a91b4b2bfb Original-Signed-off-by: Jeffy Chen Original-Signed-off-by: huang lin Original-Reviewed-on: https://chromium-review.googlesource.com/209469 Original-Reviewed-by: Julius Werner Original-Tested-by: Julius Werner Reviewed-on: http://review.coreboot.org/8867 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/mainboard/google/veyron/Kconfig | 2 +- src/mainboard/google/veyron/Makefile.inc | 3 + src/mainboard/google/veyron/chromeos.c | 70 +++++++++++++++++++++++- src/mainboard/google/veyron/mainboard.c | 94 +++++++++++++++++++++++++++++++- src/mainboard/google/veyron/pmic.c | 85 +++++++++++++++++++++++++++++ src/mainboard/google/veyron/pmic.h | 23 ++++++++ src/mainboard/google/veyron/romstage.c | 31 ++++++++++- 7 files changed, 301 insertions(+), 7 deletions(-) create mode 100644 src/mainboard/google/veyron/pmic.c create mode 100644 src/mainboard/google/veyron/pmic.h (limited to 'src/mainboard/google/veyron') diff --git a/src/mainboard/google/veyron/Kconfig b/src/mainboard/google/veyron/Kconfig index 0ae425e2a3..f54917ccfc 100644 --- a/src/mainboard/google/veyron/Kconfig +++ b/src/mainboard/google/veyron/Kconfig @@ -42,7 +42,7 @@ config MAINBOARD_VENDOR config EC_GOOGLE_CHROMEEC_SPI_BUS hex - default 1 + default 0 config BOOT_MEDIA_SPI_BUS int diff --git a/src/mainboard/google/veyron/Makefile.inc b/src/mainboard/google/veyron/Makefile.inc index f249cf95af..0b0e328ec8 100644 --- a/src/mainboard/google/veyron/Makefile.inc +++ b/src/mainboard/google/veyron/Makefile.inc @@ -18,7 +18,10 @@ ## romstage-y += romstage.c +romstage-y += chromeos.c romstage-y += sdram_configs.c +ramstage-y += chromeos.c ramstage-y += mainboard.c ramstage-y += chromeos.c +ramstage-y += pmic.c diff --git a/src/mainboard/google/veyron/chromeos.c b/src/mainboard/google/veyron/chromeos.c index f396b4b016..4e1e50cc47 100644 --- a/src/mainboard/google/veyron/chromeos.c +++ b/src/mainboard/google/veyron/chromeos.c @@ -23,11 +23,68 @@ #include #include #include +#include +#define GPIO_WP (gpio_t){.port = 7, .bank = GPIO_A, .idx = 6} +#define GPIO_LID (gpio_t){.port = 7, .bank = GPIO_B, .idx = 5} +#define GPIO_POWER (gpio_t){.port = 0, .bank = GPIO_A, .idx = 5} +#define GPIO_RECOVERY (gpio_t){.port = 0, .bank = GPIO_B, .idx = 1} + +void setup_chromeos_gpios(void) +{ + gpio_input(GPIO_WP); + gpio_input_pullup(GPIO_LID); + gpio_input_pullup(GPIO_POWER); + gpio_input_pullup(GPIO_RECOVERY); +} void fill_lb_gpios(struct lb_gpios *gpios) { + int count = 0; + + /* Write Protect: active low */ + gpios->gpios[count].port = GPIO_WP.raw; + gpios->gpios[count].polarity = ACTIVE_LOW; + gpios->gpios[count].value = gpio_get_in_value(GPIO_WP); + strncpy((char *)gpios->gpios[count].name, "write protect", + GPIO_MAX_NAME_LENGTH); + count++; + + /* Recovery: active low */ + gpios->gpios[count].port = GPIO_RECOVERY.raw; + gpios->gpios[count].polarity = ACTIVE_HIGH; + gpios->gpios[count].value = get_recovery_mode_switch(); + strncpy((char *)gpios->gpios[count].name, "recovery", + GPIO_MAX_NAME_LENGTH); + count++; + + /* Lid: active high */ + gpios->gpios[count].port = GPIO_LID.raw; + gpios->gpios[count].polarity = ACTIVE_HIGH; + gpios->gpios[count].value = gpio_get_in_value(GPIO_LID); + strncpy((char *)gpios->gpios[count].name, "lid", GPIO_MAX_NAME_LENGTH); + count++; + + /* Power:GPIO active high */ + gpios->gpios[count].port = GPIO_POWER.raw; + gpios->gpios[count].polarity = ACTIVE_HIGH; + gpios->gpios[count].value = gpio_get_in_value(GPIO_POWER); + strncpy((char *)gpios->gpios[count].name, "power", + GPIO_MAX_NAME_LENGTH); + count++; + /* Developer: GPIO active high */ + gpios->gpios[count].port = -1; + gpios->gpios[count].polarity = ACTIVE_HIGH; + gpios->gpios[count].value = get_developer_mode_switch(); + strncpy((char *)gpios->gpios[count].name, "developer", + GPIO_MAX_NAME_LENGTH); + count++; + + gpios->size = sizeof(*gpios) + (count * sizeof(struct lb_gpio)); + gpios->count = count; + + printk(BIOS_ERR, "Added %d GPIOS size %d\n", count, gpios->size); } int get_developer_mode_switch(void) @@ -37,10 +94,19 @@ int get_developer_mode_switch(void) int get_recovery_mode_switch(void) { - return 0; + uint32_t ec_events; + + /* The GPIO is active low. */ + if (!gpio_get_in_value(GPIO_RECOVERY)) + return 1; + + ec_events = google_chromeec_get_events_b(); + return !!(ec_events & + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY)); } int get_write_protect_state(void) { - return 0; + return !gpio_get_in_value(GPIO_WP); } + diff --git a/src/mainboard/google/veyron/mainboard.c b/src/mainboard/google/veyron/mainboard.c index 607b1d5bbe..349240faff 100644 --- a/src/mainboard/google/veyron/mainboard.c +++ b/src/mainboard/google/veyron/mainboard.c @@ -24,10 +24,102 @@ #include #include #include +#include +#include +#include +#include +#include +#include +#include "pmic.h" -static void mainboard_init(device_t dev) +#define DRAM_START (CONFIG_SYS_SDRAM_BASE >> 20) +#define DRAM_SIZE CONFIG_DRAM_SIZE_MB +#define DRAM_END (DRAM_START + DRAM_SIZE) + +static void setup_gpio(void) +{ + /*SOC and TPM reset GPIO, active high.*/ + gpio_output((gpio_t){.port = 0, .bank = GPIO_B, .idx = 2}, 0); + + /* Configure GPIO for lcd_bl_en */ + gpio_output((gpio_t){.port = 7, .bank = GPIO_A, .idx = 2}, 1); + + /*Configure backlight PWM 100% brightness*/ + gpio_output((gpio_t){.port = 7, .bank = GPIO_A, .idx = 0}, 0); + + /* Configure GPIO for lcd_en */ + gpio_output((gpio_t){.port = 7, .bank = GPIO_B, .idx = 7}, 1); +} + +static void setup_iomux(void) +{ + /*i2c0 for pmic*/ + setbits_le32(&rk3288_pmu->iomux_i2c0scl, IOMUX_I2C0SCL); + setbits_le32(&rk3288_pmu->iomux_i2c0sda, IOMUX_I2C0SDA); + + /*i2c1 for tpm*/ + writel(IOMUX_I2C1, &rk3288_grf->iomux_i2c1); + + /*i2c2 for codec*/ + writel(IOMUX_I2C2, &rk3288_grf->iomux_i2c2); + + writel(IOMUX_SPI0, &rk3288_grf->iomux_spi0); + writel(IOMUX_I2S, &rk3288_grf->iomux_i2s); + writel(IOMUX_I2SCLK, &rk3288_grf->iomux_i2sclk); + writel(IOMUX_LCDC, &rk3288_grf->iomux_lcdc); + writel(IOMUX_SDMMC0, &rk3288_grf->iomux_sdmmc0); + writel(IOMUX_EMMCDATA, &rk3288_grf->iomux_emmcdata); + writel(IOMUX_EMMCPWREN, &rk3288_grf->iomux_emmcpwren); + writel(IOMUX_EMMCCMD, &rk3288_grf->iomux_emmccmd); +} + +static void setup_usb_poweron(void) +{ + /* Configure GPIO for usb1_pwr_en */ + gpio_output((gpio_t){.port = 0, .bank = GPIO_B, .idx = 3}, 1); + + /* Configure GPIO for usb2_pwr_en */ + gpio_output((gpio_t){.port = 0, .bank = GPIO_B, .idx = 4}, 1); + + /* Configure GPIO for 5v_drv */ + gpio_output((gpio_t){.port = 7, .bank = GPIO_B, .idx = 3}, 1); +} + +static void configure_sdmmc(void) { + /* Configure GPIO for sd_en */ + gpio_output((gpio_t){.port = 7, .bank = GPIO_C, .idx = 5}, 1); + /* Configure GPIO for sd_detec */ + gpio_input_pullup((gpio_t){.port = 7, .bank = GPIO_A, .idx = 5}); + + /*use sdmmc0 io, disable JTAG function*/ + writel(RK_CLRBITS(1 << 12), &rk3288_grf->soc_con0); +} + +static void configure_emmc(void) +{ + /* Configure GPIO for emmc_pwrctrl */ + gpio_output((gpio_t){.port = 7, .bank = GPIO_B, .idx = 4}, 1); +} + +static void configure_i2s(void) +{ + /*AUDIO IO domain 1.8V voltage selection*/ + writel(RK_SETBITS(1 << 6), &rk3288_grf->io_vsel); + rkclk_configure_i2s(12288000); +} + +static void mainboard_init(device_t dev) +{ + setup_iomux(); + pmic_init(0); + setup_gpio(); + setup_usb_poweron(); + configure_sdmmc(); + configure_emmc(); + configure_i2s(); + rockchip_spi_init(CONFIG_EC_GOOGLE_CHROMEEC_SPI_BUS); } static void mainboard_enable(device_t dev) diff --git a/src/mainboard/google/veyron/pmic.c b/src/mainboard/google/veyron/pmic.c new file mode 100644 index 0000000000..2e6f0abca1 --- /dev/null +++ b/src/mainboard/google/veyron/pmic.c @@ -0,0 +1,85 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Rockchip Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include +#include +#include +#include "pmic.h" + +#define RK808_ADDR 0x1b +#define LOD1EN (1 << 0) +#define LOD2EN (1 << 1) +#define LOD3EN (1 << 2) +#define LOD4EN (1 << 3) +#define LOD5EN (1 << 4) +#define LOD6EN (1 << 5) +#define LOD7EN (1 << 6) +#define LOD8EN (1 << 7) + +#define LDO_BASE18V 18 +#define LDO_BASE08V 8 +#define LDOVSEL(mV, base) (mV/100 - base) + +struct rk808_reg { + u8 reg; + u8 val; +}; + +enum { + LDO_EN = 0x24, + LDO1_ONSEL = 0x3B, + LDO1_SLPSEL, + LDO2_ONSEL, + LDO2_SLPSEL, + LDO3_ONSEL, + LDO3_SLPSEL, + LDO4_ONSEL, + LDO4_SLPSEL, + LDO5_ONSEL, + LDO5_SLPSEL, + LDO6_ONSEL, + LDO6_SLPSEL, + LDO7_ONSEL, + LDO7_SLPSEL, + LDO8_ONSEL, + LDO8_SLPSEL, +}; + +static struct rk808_reg ldo_initlist[] = { + {LDO4_ONSEL, LDOVSEL(1800, LDO_BASE18V)}, /*vcc18_lcd*/ + {LDO5_ONSEL, LDOVSEL(1800, LDO_BASE18V)}, /*vcc18_codec*/ + {LDO6_ONSEL, LDOVSEL(1000, LDO_BASE08V)}, /*vcc10_lcd*/ + {LDO8_ONSEL, LDOVSEL(3300, LDO_BASE18V)}, /*vccio_sd*/ +}; + +void pmic_init(unsigned int bus) +{ + uint8_t read_reg; + int i; + for (i = 0; i < ARRAY_SIZE(ldo_initlist); i++) { + struct rk808_reg *reg = &ldo_initlist[i]; + i2c_writeb(bus, RK808_ADDR, reg->reg, reg->val); + } + + /*enable ldo4,ldo5,ldo6,ldo8*/ + i2c_readb(bus, RK808_ADDR, LDO_EN, &read_reg); + i2c_writeb(bus, RK808_ADDR, LDO_EN, read_reg | LOD8EN | LOD6EN + | LOD5EN | LOD4EN); +} diff --git a/src/mainboard/google/veyron/pmic.h b/src/mainboard/google/veyron/pmic.h new file mode 100644 index 0000000000..dd6ed0b313 --- /dev/null +++ b/src/mainboard/google/veyron/pmic.h @@ -0,0 +1,23 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Rockchip Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __SOC_ROCKCHIP_RK3288_PMIC_H__ +#define __SOC_ROCKCHIP_RK3288_PMIC_H__ +void pmic_init(unsigned int bus); +#endif diff --git a/src/mainboard/google/veyron/romstage.c b/src/mainboard/google/veyron/romstage.c index 5831fde095..e1062ca9e9 100644 --- a/src/mainboard/google/veyron/romstage.c +++ b/src/mainboard/google/veyron/romstage.c @@ -27,17 +27,34 @@ #include #include #include +#include #include +#include +#include "timer.h" void main(void) { - console_init(); - +#if CONFIG_COLLECT_TIMESTAMPS + uint64_t start_romstage_time; + uint64_t before_dram_time; + uint64_t after_dram_time; + uint64_t base_time = timestamp_get(); + start_romstage_time = timestamp_get(); +#endif /* used for MMU and CBMEM setup, in MB */ u32 dram_start = (CONFIG_SYS_SDRAM_BASE >> 20); u32 dram_size = CONFIG_DRAM_SIZE_MB; u32 dram_end = dram_start + dram_size; + + console_init(); + +#if CONFIG_COLLECT_TIMESTAMPS + before_dram_time = timestamp_get(); +#endif sdram_init(get_sdram_config()); +#if CONFIG_COLLECT_TIMESTAMPS + after_dram_time = timestamp_get(); +#endif mmu_init(); /* Device memory below DRAM is uncached. */ mmu_config_range(0, dram_start, DCACHE_OFF); @@ -49,10 +66,18 @@ void main(void) /* The space above DRAM is uncached. */ if (dram_end < 4096) mmu_config_range(dram_end, 4096 - dram_end, DCACHE_OFF); - mmu_disable_range(0, 1); dcache_mmu_enable(); + setup_chromeos_gpios(); + cbmem_initialize_empty(); +#if CONFIG_COLLECT_TIMESTAMPS + timestamp_init(base_time); + timestamp_add(TS_START_ROMSTAGE, start_romstage_time); + timestamp_add(TS_BEFORE_INITRAM, before_dram_time); + timestamp_add(TS_AFTER_INITRAM, after_dram_time); + timestamp_add_now(TS_END_ROMSTAGE); +#endif run_ramstage(); } -- cgit v1.2.3