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authorhuang lin <hl@rock-chips.com>2014-08-27 17:07:42 +0800
committerPatrick Georgi <pgeorgi@google.com>2015-03-24 15:25:31 +0100
commit739df1b2c2e334dfd03b81393cf1e95f0cb98607 (patch)
tree42306d8213012b947274ce54e1040b784bb8a728 /src/mainboard
parent82ba4d092b729d0063a22d445f315d08ad7a3e07 (diff)
downloadcoreboot-739df1b2c2e334dfd03b81393cf1e95f0cb98607.tar.xz
rk3288: update romstage & mainboard
BUG=chrome-os-partner:29778 TEST=Build coreboot Change-Id: I877b4bf741f45f6cfd032ad5018a60e8a1453622 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 640da5ad5597803c62d9374a1a48832003077723 Original-Change-Id: I805d93e94f73418099f47d235ca920a91b4b2bfb Original-Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com> Original-Signed-off-by: huang lin <hl@rock-chips.com> Original-Reviewed-on: https://chromium-review.googlesource.com/209469 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Original-Tested-by: Julius Werner <jwerner@chromium.org> Reviewed-on: http://review.coreboot.org/8867 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/veyron/Kconfig2
-rw-r--r--src/mainboard/google/veyron/Makefile.inc3
-rw-r--r--src/mainboard/google/veyron/chromeos.c70
-rw-r--r--src/mainboard/google/veyron/mainboard.c94
-rw-r--r--src/mainboard/google/veyron/pmic.c85
-rw-r--r--src/mainboard/google/veyron/pmic.h23
-rw-r--r--src/mainboard/google/veyron/romstage.c31
7 files changed, 301 insertions, 7 deletions
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 <ec/google/chromeec/ec_commands.h>
#include <string.h>
#include <vendorcode/google/chromeos/chromeos.h>
+#include <soc/rockchip/rk3288/gpio.h>
+#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 <edid.h>
#include <vbe.h>
#include <boot/coreboot_tables.h>
+#include <device/i2c.h>
+#include <soc/rockchip/rk3288/gpio.h>
+#include <soc/rockchip/rk3288/soc.h>
+#include <soc/rockchip/rk3288/pmu.h>
+#include <soc/rockchip/rk3288/clock.h>
+#include <soc/rockchip/rk3288/spi.h>
+#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 <console/console.h>
+#include <device/i2c.h>
+#include <stdint.h>
+#include <stdlib.h>
+#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 <timestamp.h>
#include <arch/cache.h>
#include <arch/exception.h>
+#include <vendorcode/google/chromeos/chromeos.h>
#include <soc/rockchip/rk3288/sdram.h>
+#include <soc/rockchip/rk3288/clock.h>
+#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();
}