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sunxi: axp221: Disable dcdc4 on sun8i (A23) 

dcdc4 is not used on sun8i, disable it.

While at it also add comments to the other fixed voltages to document what
they are used for.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
This commit is contained in:
Hans de Goede 2014-12-13 14:20:09 +01:00
parent 50e0d5e60b
commit d3a96f7a68
1 changed files with 8 additions and 4 deletions
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12
board/sunxi/board.c
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@ -176,10 +176,14 @@ void sunxi_board_init(void)
#ifdef CONFIG_AXP221_POWER
power_failed = axp221_init();
power_failed |= axp221_set_dcdc1(CONFIG_AXP221_DCDC1_VOLT);
power_failed |= axp221_set_dcdc2(1200);
power_failed |= axp221_set_dcdc3(1200);
power_failed |= axp221_set_dcdc4(1200);
power_failed |= axp221_set_dcdc5(1500);
power_failed |= axp221_set_dcdc2(1200); /* A31:VDD-GPU, A23:VDD-SYS */
power_failed |= axp221_set_dcdc3(1200); /* VDD-CPU */
#ifdef CONFIG_MACH_SUN6I
power_failed |= axp221_set_dcdc4(1200); /* A31:VDD-SYS */
#else
power_failed |= axp221_set_dcdc4(0); /* A23:unused */
#endif
power_failed |= axp221_set_dcdc5(1500); /* VCC-DRAM */
power_failed |= axp221_set_dldo1(CONFIG_AXP221_DLDO1_VOLT);
power_failed |= axp221_set_dldo4(CONFIG_AXP221_DLDO4_VOLT);
power_failed |= axp221_set_aldo1(CONFIG_AXP221_ALDO1_VOLT);