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authorDavid Hendricks <dhendrix@chromium.org>2013-04-05 15:38:12 -0700
committerRonald G. Minnich <rminnich@gmail.com>2013-04-08 18:16:06 +0200
commitdb9eaf4cb2a2fe65b0d08dc5b47426f7399d6757 (patch)
tree470eb0721722dcde7de6eb4bc33adc19d817b76c /src/cpu
parent161ccc76ea0f8941a34c5bed323cc9ba1fe0221d (diff)
snow/exynos5250: move board-specific power stuff to mainboard dir
This moves highly board-specific code out from the Exynos5250 power_init() into Snow's romstage.c. There's no reason the CPU- specific code should care about which PMIC we are using and which bus it is on. Change-Id: I52313177395519cddcab11225fc23d5e50c4c4e3 Signed-off-by: David Hendricks <dhendrix@chromium.org> Reviewed-on: http://review.coreboot.org/3034 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/cpu')
-rw-r--r--src/cpu/samsung/exynos5250/power.c60
1 files changed, 1 insertions, 59 deletions
diff --git a/src/cpu/samsung/exynos5250/power.c b/src/cpu/samsung/exynos5250/power.c
index 953bf5c518..ffba8c5f37 100644
--- a/src/cpu/samsung/exynos5250/power.c
+++ b/src/cpu/samsung/exynos5250/power.c
@@ -30,10 +30,6 @@
#include <cpu/samsung/exynos5250/cpu.h>
#include <cpu/samsung/exynos5250/power.h>
#include <cpu/samsung/exynos5250/sysreg.h>
-#include <drivers/maxim/max77686/max77686.h>
-
-#include "device/i2c.h"
-#include "cpu/samsung/exynos5-common/i2c.h"
static void ps_hold_setup(void)
{
@@ -130,64 +126,10 @@ void power_exit_wakeup(void)
((resume_func)power->inform0)();
}
-/**
- * Initialize the pmic voltages to power up the system
- * This also calls i2c_init so that we can program the pmic
- *
- * REG_ENABLE = 0, needed to set the buck/ldo enable bit ON
- *
- * @return Return 0 if ok, else -1
- */
int power_init(void)
{
- int error = 0;
-
- /*
- * FIXME(dhendrix): We will re-factor the caller of power_init()
- * to start from a board-specific romstage file and do the i2c
- * early setup. There is no reason CPU power init code should
- * mess with board-specific i2c parameters.
- */
- /* Set the i2c register address base so i2c works before FDT */
- i2c_set_early_reg(0x12c60000);
-
ps_hold_setup();
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
-
- /*
- * We're using CR1616 coin cell battery that is non-rechargeable
- * battery. But, BBCHOSTEN bit of the BBAT Charger Register in
- * MAX77686 is enabled by default for charging coin cell.
- *
- * Also, we cannot meet the coin cell reverse current spec. in UL
- * standard if BBCHOSTEN bit is enabled.
- *
- * Disable Coin BATT Charging
- */
- error = max77686_disable_backup_batt();
-
- error |= max77686_volsetting(PMIC_BUCK2, CONFIG_VDD_ARM_MV,
- REG_ENABLE, MAX77686_MV);
- error |= max77686_volsetting(PMIC_BUCK3, CONFIG_VDD_INT_UV,
- REG_ENABLE, MAX77686_UV);
- error |= max77686_volsetting(PMIC_BUCK1, CONFIG_VDD_MIF_MV,
- REG_ENABLE, MAX77686_MV);
- error |= max77686_volsetting(PMIC_BUCK4, CONFIG_VDD_G3D_MV,
- REG_ENABLE, MAX77686_MV);
- error |= max77686_volsetting(PMIC_LDO2, CONFIG_VDD_LDO2_MV,
- REG_ENABLE, MAX77686_MV);
- error |= max77686_volsetting(PMIC_LDO3, CONFIG_VDD_LDO3_MV,
- REG_ENABLE, MAX77686_MV);
- error |= max77686_volsetting(PMIC_LDO5, CONFIG_VDD_LDO5_MV,
- REG_ENABLE, MAX77686_MV);
- error |= max77686_volsetting(PMIC_LDO10, CONFIG_VDD_LDO10_MV,
- REG_ENABLE, MAX77686_MV);
- if (error != 0) {
- power_shutdown();
- printk(BIOS_ERR, "power init failed\n");
- }
-
- return error;
+ return 0;
}
void power_enable_xclkout(void)