The X-Powers AXP707 is a PMIC with some buck converters and a larger
number of LDOs, alongside some charging and USB circuitry.

Add the descriptions for the five DC/DC regulators that we will need,
and enable that when CONFIG_AXP707_POWER is enabled. We won't need DCDC2
till DCDC4, but by using the position in the array for the index we keep
the code cleaner.

Signed-off-by: Andre Przywara <andre.przyw...@arm.com>
---
 drivers/power/axp_spl.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/power/axp_spl.c b/drivers/power/axp_spl.c
index e38895c5c7d..8c9698612b5 100644
--- a/drivers/power/axp_spl.c
+++ b/drivers/power/axp_spl.c
@@ -62,6 +62,21 @@ static const struct axp_reg_desc_spl 
axp_spl_dcdc_regulators[] = {
 #define AXP_SHUTDOWN_REG       0x32
 #define AXP_SHUTDOWN_MASK      BIT(7)
 
+#elif defined(CONFIG_AXP707_POWER)                             /* AXP707 */
+
+static const struct axp_reg_desc_spl axp_spl_dcdc_regulators[] = {
+        { 0x10, BIT(0), 0x20, 0x1f, 1600, 3400, 100, NA },
+        { 0x10, BIT(1), 0x21, 0x7f,  500, 1300,  10, 70 },
+        { 0x10, BIT(2), 0x22, 0x7f,  500, 1300,  10, 70 },
+        { 0x10, BIT(3), 0x23, 0x7f,  500, 1300,  10, 70 },
+        { 0x10, BIT(4), 0x24, 0x7f,  800, 1840,  10, 32 },
+};
+#define AXP_CHIP_VERSION       0x3
+#define AXP_CHIP_VERSION_MASK  0xcf
+#define AXP_CHIP_ID            0x81
+#define AXP_SHUTDOWN_REG       0x32
+#define AXP_SHUTDOWN_MASK      BIT(7)
+
 #else
 
        #error "Please define the regulator registers in axp_spl_regulators[]."
-- 
2.35.8

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