ARM: dts: Keep eMMC regulators soft-disabled for exynos4412-trats2
authorTomasz Figa <t.figa@samsung.com>
Tue, 23 Sep 2014 16:19:53 +0000 (01:19 +0900)
committerKukjin Kim <kgene.kim@samsung.com>
Mon, 20 Oct 2014 15:12:41 +0000 (00:12 +0900)
In MAX77686 PMIC two regulators dedicated for eMMC memory can be
controlled both by I2C interface and a GPIO pin, with the resulting
regulator state being a logical OR of both. Since the GPIO control is
used both by the kernel and the lowest level bootloader at reset, the
regulator should be disabled by I2C control to allow it to be turned off
by GPIO control.

This patch removes regulator-always-on properties from both regulators
and, while at it, also unsupported regulator-mem-off.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
arch/arm/boot/dts/exynos4412-trats2.dts

index 5e066cd87f6653595142d2b34d533a973fc1b78c..a75034c5b8e83e87cea253588a853faa9629e34e 100644 (file)
                                        regulator-name = "VMEM_VDD_2.8V";
                                        regulator-min-microvolt = <2800000>;
                                        regulator-max-microvolt = <2800000>;
-                                       regulator-always-on;
-                                       regulator-mem-off;
                                };
 
                                ldo23_reg: ldo23 {
                                        regulator-name = "VMEM_VDDF_3.0V";
                                        regulator-min-microvolt = <2850000>;
                                        regulator-max-microvolt = <2850000>;
-                                       regulator-always-on;
-                                       regulator-mem-off;
                                };
 
                                buck9_reg: buck9 {
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