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authorFelipe Balbi <balbi@ti.com>2015-01-06 09:14:36 -0600
committerTom Rini <trini@ti.com>2015-01-13 15:26:10 -0500
commit78fb6e31669f85943aef8806053d443168cbb4be (patch)
treeb1c55b018329e98e879a73a631dc64db7e939789 /include/power
parentd5c082a32db7568fc03f30f6893cd54ff664e1b1 (diff)
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pmic: add tps62362 simple wrapper code
This regulator is used with AM437x IDK to feed VDD_MPU, without means to scale VDD_MPU we can't support higher frequencies. Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'include/power')
-rw-r--r--include/power/tps62362.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/power/tps62362.h b/include/power/tps62362.h
new file mode 100644
index 0000000..720c338
--- /dev/null
+++ b/include/power/tps62362.h
@@ -0,0 +1,29 @@
+/*
+ * (C) Copyright 2014 Texas Instruments Incorporated - http://www.ti.com
+ * Author: Felipe Balbi <balbi@ti.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __POWER_TPS62362_H__
+#define __POWER_TPS62362_H__
+
+/* I2C chip address */
+#define TPS62362_I2C_ADDR 0x60
+
+/* Registers */
+#define TPS62362_SET0 0x00
+#define TPS62362_SET1 0x01
+#define TPS62362_SET2 0x02
+#define TPS62362_SET3 0x03
+#define TPS62362_NUM_REGS 4
+
+#define TPS62362_DCDC_VOLT_SEL_0950MV 0x12
+#define TPS62362_DCDC_VOLT_SEL_1100MV 0x21
+#define TPS62362_DCDC_VOLT_SEL_1200MV 0x2b
+#define TPS62362_DCDC_VOLT_SEL_1260MV 0x31
+#define TPS62362_DCDC_VOLT_SEL_1330MV 0x38
+
+int tps62362_voltage_update(unsigned char reg, unsigned char volt_sel);
+int power_tps62362_init(unsigned char bus);
+#endif /* __POWER_TPS62362_H__ */