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-rw-r--r--src/mainboard/google/veyron_emile/Makefile.inc2
-rw-r--r--src/mainboard/google/veyron_emile/board.h2
-rw-r--r--src/mainboard/google/veyron_emile/bootblock.c2
-rw-r--r--src/mainboard/google/veyron_emile/mainboard.c32
-rw-r--r--src/mainboard/google/veyron_emile/romstage.c3
-rw-r--r--src/mainboard/google/veyron_emile/sdmmc.c38
-rw-r--r--src/mainboard/google/veyron_emile/sdram_inf/sdram-lpddr3-samsung-2GB.inc5
7 files changed, 70 insertions, 14 deletions
diff --git a/src/mainboard/google/veyron_emile/Makefile.inc b/src/mainboard/google/veyron_emile/Makefile.inc
index ea1c6063e7..4fbb227c0d 100644
--- a/src/mainboard/google/veyron_emile/Makefile.inc
+++ b/src/mainboard/google/veyron_emile/Makefile.inc
@@ -28,6 +28,7 @@ verstage-y += reset.c
romstage-y += boardid.c
romstage-y += chromeos.c
romstage-y += romstage.c
+romstage-y += sdmmc.c
romstage-y += sdram_configs.c
romstage-y += reset.c
@@ -35,6 +36,7 @@ ramstage-y += boardid.c
ramstage-y += chromeos.c
ramstage-y += mainboard.c
ramstage-y += reset.c
+ramstage-y += sdmmc.c
bootblock-y += memlayout.ld
verstage-y += memlayout.ld
diff --git a/src/mainboard/google/veyron_emile/board.h b/src/mainboard/google/veyron_emile/board.h
index dfb82582c6..4b40a45c93 100644
--- a/src/mainboard/google/veyron_emile/board.h
+++ b/src/mainboard/google/veyron_emile/board.h
@@ -25,6 +25,8 @@
#define GPIO_RESET GPIO(0, B, 5)
+void sdmmc_power_off(void);
+void sdmmc_power_on(void);
void setup_chromeos_gpios(void);
#endif /* __MAINBOARD_GOOGLE_VEYRON_EMILE_BOARD_H */
diff --git a/src/mainboard/google/veyron_emile/bootblock.c b/src/mainboard/google/veyron_emile/bootblock.c
index 50d8ef195e..9ebb491756 100644
--- a/src/mainboard/google/veyron_emile/bootblock.c
+++ b/src/mainboard/google/veyron_emile/bootblock.c
@@ -48,7 +48,7 @@ void bootblock_mainboard_init(void)
if (rkclk_was_watchdog_reset())
reboot_from_watchdog();
- gpio_output(GPIO(7, A, 0), 1); /* Power LED */
+ gpio_output(GPIO(0, B, 3), 1); /* Power LED */
/* Up VDD_CPU (BUCK1) to 1.4V to support max CPU frequency (1.8GHz). */
setbits_le32(&rk3288_pmu->iomux_i2c0scl, IOMUX_I2C0SCL);
diff --git a/src/mainboard/google/veyron_emile/mainboard.c b/src/mainboard/google/veyron_emile/mainboard.c
index b668ff8b8d..3a5513b1b7 100644
--- a/src/mainboard/google/veyron_emile/mainboard.c
+++ b/src/mainboard/google/veyron_emile/mainboard.c
@@ -41,9 +41,27 @@
#include "board.h"
+static void enable_5v_drv(void)
+{
+ gpio_output(GPIO(7, A, 3), 1); /* 5v_drv enable */
+}
+
+static void configure_sdmmc(void)
+{
+ write32(&rk3288_grf->iomux_sdmmc0, IOMUX_SDMMC0);
+
+ /* use sdmmc0 io, disable JTAG function */
+ write32(&rk3288_grf->soc_con0, RK_CLRBITS(1 << 12));
+
+ sdmmc_power_on();
+
+ gpio_input(GPIO(7, A, 5)); /* SDMMC_DET_L */
+}
+
static void configure_usb(void)
{
- gpio_output(GPIO(0, B, 4), 1); /* USB2_PWR_EN */
+ gpio_output(GPIO(2, B, 2), 1); /* USB3_PWR_EN */
+ gpio_output(GPIO(2, B, 3), 1); /* USB2_PWR_EN */
}
static void configure_emmc(void)
@@ -83,14 +101,16 @@ static void configure_hdmi(void)
write32(&rk3288_grf->iomux_i2c5sda, IOMUX_HDMI_EDP_I2C_SDA);
write32(&rk3288_grf->iomux_i2c5scl, IOMUX_HDMI_EDP_I2C_SCL);
- gpio_output(GPIO(7, B, 3), 1); /* POWER_HDMI_ON */
+ gpio_output(GPIO(7, A, 2), 1); /* POWER_HDMI_ON */
}
static void mainboard_init(device_t dev)
{
gpio_output(GPIO_RESET, 0);
+ enable_5v_drv();
configure_usb();
+ configure_sdmmc();
configure_emmc();
configure_i2s();
configure_vop();
@@ -99,14 +119,6 @@ static void mainboard_init(device_t dev)
elog_init();
elog_add_watchdog_reset();
elog_add_boot_reason();
-
- /* If recovery mode is detected, reduce frequency and voltage to reduce
- * heat in case machine is left unattended. chrome-os-partner:41201. */
- if (recovery_mode_enabled()) {
- printk(BIOS_DEBUG, "Reducing APLL freq for recovery mode.\n");
- rkclk_configure_cpu(APLL_600_MHZ);
- rk808_configure_buck(1, 900);
- }
}
static void mainboard_enable(device_t dev)
diff --git a/src/mainboard/google/veyron_emile/romstage.c b/src/mainboard/google/veyron_emile/romstage.c
index e946cc6414..86f339cf85 100644
--- a/src/mainboard/google/veyron_emile/romstage.c
+++ b/src/mainboard/google/veyron_emile/romstage.c
@@ -85,6 +85,9 @@ void main(void)
configure_l2ctlr();
tsadc_init();
+ /* Need to power cycle SD card to ensure it is properly reset. */
+ sdmmc_power_off();
+
/* vdd_log 1200mv is enough for ddr run 666Mhz */
regulate_vdd_log(1200);
diff --git a/src/mainboard/google/veyron_emile/sdmmc.c b/src/mainboard/google/veyron_emile/sdmmc.c
new file mode 100644
index 0000000000..3b3863836e
--- /dev/null
+++ b/src/mainboard/google/veyron_emile/sdmmc.c
@@ -0,0 +1,38 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2015 Google 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 "board.h"
+
+#include <soc/rk808.h>
+
+static void sdmmc_power(int enable)
+{
+ rk808_configure_ldo(4, enable ? 3300 : 0); /* VCC33_SD_LDO */
+ rk808_configure_ldo(5, enable ? 3300 : 0); /* VCCIO_SD */
+}
+
+void sdmmc_power_off(void)
+{
+ sdmmc_power(0);
+}
+
+void sdmmc_power_on(void)
+{
+ sdmmc_power(1);
+}
diff --git a/src/mainboard/google/veyron_emile/sdram_inf/sdram-lpddr3-samsung-2GB.inc b/src/mainboard/google/veyron_emile/sdram_inf/sdram-lpddr3-samsung-2GB.inc
index 0738000d83..0f15ba5074 100644
--- a/src/mainboard/google/veyron_emile/sdram_inf/sdram-lpddr3-samsung-2GB.inc
+++ b/src/mainboard/google/veyron_emile/sdram_inf/sdram-lpddr3-samsung-2GB.inc
@@ -65,8 +65,7 @@
.mr[0] = 0x0,
.mr[1] = 0xC3,
.mr[2] = 0x6,
- /* 40 Ohms instead of 34.3 due to bad PCB routing on Emile. */
- .mr[3] = 0x2
+ .mr[3] = 0x1
},
.noc_timing = 0x20D266A4,
.noc_activate = 0x5B6,
@@ -75,5 +74,5 @@
.dramtype = LPDDR3,
.num_channels = 2,
.stride = 9,
- .odt = 1,
+ .odt = 0,
},