+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2012-2013
* Texas Instruments, <www.ti.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <palmas.h>
#endif
}
-int palmas_mmc1_poweron_ldo(void)
+#if defined(CONFIG_OMAP54XX)
+int lp873x_mmc1_poweron_ldo(uint voltage)
+{
+ if (palmas_i2c_write_u8(LP873X_LDO1_ADDR, LP873X_LDO1_VOLTAGE,
+ voltage)) {
+ printf("lp873x: could not set LDO1 voltage.\n");
+ return 1;
+ }
+ /* TURN ON LDO1 */
+ if (palmas_i2c_write_u8(LP873X_LDO1_ADDR, LP873X_LDO1_CTRL,
+ LP873X_LDO_CTRL_EN | LP873X_LDO_CTRL_RDIS_EN)) {
+ printf("lp873x: could not turn on LDO1.\n");
+ return 1;
+ }
+ return 0;
+
+}
+#endif
+
+int palmas_mmc1_poweron_ldo(uint ldo_volt, uint ldo_ctrl, uint voltage)
{
u8 val = 0;
#if defined(CONFIG_DRA7XX)
- /*
- * Currently valid for the dra7xx_evm board:
- * Set TPS659038 LDO1 to 3.0 V
- */
- val = LDO_VOLT_3V0;
- if (palmas_i2c_write_u8(TPS65903X_CHIP_P1, LDO1_VOLTAGE, val)) {
+ int ret;
+
+ ret = palmas_i2c_write_u8(TPS65903X_CHIP_P1, ldo_volt, voltage);
+ if (ret) {
printf("tps65903x: could not set LDO1 voltage.\n");
- return 1;
+ return ret;
}
/* TURN ON LDO1 */
val = RSC_MODE_SLEEP | RSC_MODE_ACTIVE;
- if (palmas_i2c_write_u8(TPS65903X_CHIP_P1, LDO1_CTRL, val)) {
+ ret = palmas_i2c_write_u8(TPS65903X_CHIP_P1, ldo_ctrl, val);
+ if (ret) {
printf("tps65903x: could not turn on LDO1.\n");
- return 1;
+ return ret;
}
return 0;
#else
val, err);
return err;
}
+
+#ifdef CONFIG_DM_I2C
+int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
+{
+ struct udevice *dev;
+ int ret;
+
+ ret = i2c_get_chip_for_busnum(0, chip_no, 1, &dev);
+ if (ret) {
+ pr_err("unable to get I2C bus. ret %d\n", ret);
+ return ret;
+ }
+ ret = dm_i2c_reg_write(dev, reg, val);
+ if (ret) {
+ pr_err("writing to palmas failed. ret %d\n", ret);
+ return ret;
+ }
+ return 0;
+}
+
+int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *valp)
+{
+ struct udevice *dev;
+ int ret;
+
+ ret = i2c_get_chip_for_busnum(0, chip_no, 1, &dev);
+ if (ret) {
+ pr_err("unable to get I2C bus. ret %d\n", ret);
+ return ret;
+ }
+ ret = dm_i2c_reg_read(dev, reg);
+ if (ret < 0) {
+ pr_err("reading from palmas failed. ret %d\n", ret);
+ return ret;
+ }
+ *valp = (u8)ret;
+ return 0;
+}
+#endif