power: Add base support for the RK808 PMIC

This Rockchip PMIC provides features suitable for battery-powered
applications. It is commonly used with Rockchip SoCs.

Add a driver which provides register access. The regulator driver will use
this.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 77 insertions, 0 deletions

diff --git a/include/power/rk808_pmic.h b/include/power/rk808_pmic.h
new file mode 100644
index 0000000000..fb0800b9cb
--- /dev/null
+++ b/include/power/rk808_pmic.h
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2015 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _PMIC_RK808_H_
+#define _PMIC_RK808_H_
+
+enum {
+	REG_DCDC_EN			= 0x23,
+	REG_LDO_EN,
+	REG_SLEEP_SET_OFF1,
+	REG_SLEEP_SET_OFF2,
+	REG_DCDC_UV_STS,
+
+	REG_DCDC_UV_ACT,
+	REG_LDO_UV_STS,
+	REG_LDO_UV_ACT,
+	REG_DCDC_PG,
+	REG_LDO_PG,
+	REG_VOUT_MON_TDB,
+	REG_BUCK1_CONFIG,
+	REG_BUCK1_ON_VSEL,
+
+	REG_BUCK1_SLP_VSEL,
+	REG_BUCK1_DVS_VSEL,
+	REG_BUCK2_CONFIG,
+	REG_BUCK2_ON_VSEL,
+	REG_BUCK2_SLP_VSEL,
+	REG_BUCK2_DVS_VSEL,
+	REG_BUCK3_CONFIG,
+	REG_BUCK4_CONFIG,
+
+	REG_BUCK4_ON_VSEL,
+	REG_BUCK4_SLP_VSEL,
+	LDO1_ON_VSEL			= 0x3b,
+	LDO1_SLP_VSEL,
+	LDO2_ON_VSEL,
+	LDO2_SLP_VSEL,
+	LDO3_ON_VSEL,
+
+	LDO3_SLP_VSEL,
+	LDO4_ON_VSEL,
+	LDO4_SLP_VSEL,
+	LDO5_ON_VSEL,
+	LDO5_SLP_VSEL,
+	LDO6_ON_VSEL,
+	LDO6_SLP_VSEL,
+	LDO7_ON_VSEL,
+
+	LDO7_SLP_VSEL,
+	LDO8_ON_VSEL,
+	LDO8_SLP_VSEL,
+	DEVCTRL,
+	INT_STS1,
+	INT_STS_MSK1,
+	INT_STS2,
+	INT_STS_MSK2,
+	IO_POL,
+
+	/* Not sure what this does */
+	DCDC_ILMAX			= 0x90,
+
+	RK808_NUM_OF_REGS,
+};
+
+struct rk808_reg_table {
+	char *name;
+	u8 reg_ctl;
+	u8 reg_vol;
+};
+
+int rk808_spl_configure_buck(struct udevice *pmic, int buck, int uvolt);
+
+#endif