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Add LPDDR3 voltage patch for the ATF

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zador-blood-stained 2017-02-10 16:39:17 +03:00
parent 61e012207c
commit 5c0c4919e7
1 changed files with 13 additions and 0 deletions
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13
patch/u-boot/u-boot-sun50i-dev/board_pine64so/atf-set-lpddr3-dram-voltage.patch Normal file
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@ -0,0 +1,13 @@
diff --git a/arm-trusted-firmware/plat/sun50iw1p1/sunxi_power.c b/arm-trusted-firmware/plat/sun50iw1p1/sunxi_power.c
index 11badcd..f44a866 100644
--- a/arm-trusted-firmware/plat/sun50iw1p1/sunxi_power.c
+++ b/arm-trusted-firmware/plat/sun50iw1p1/sunxi_power.c
@@ -251,7 +251,7 @@ static int pmic_setup(void)
}
}
- sunxi_pmic_write(0x24, 0xb3); /* DCDC5 = DDR RAM voltage = 1.5V */
+ sunxi_pmic_write(0x24, 0x25); /* DCDC5 = LPDDR RAM voltage = 1.24V */
return 0;
}