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37 lines
1.2 KiB
Diff
Executable File
37 lines
1.2 KiB
Diff
Executable File
From f78f3a4decb7e67b5349a2c088449342398d2114 Mon Sep 17 00:00:00 2001
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From: Andy Green <andy@openmoko.com>
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Date: Fri, 25 Jul 2008 23:06:01 +0100
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Subject: [PATCH] fix-charging-deassert-host-power-1a-detect.patch
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We don't take care to stop driving generated USB host power even
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when we have a 1A charger connected on the same pins.
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Signed-off-by: Andy Green <andy@openmoko.com>
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---
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drivers/i2c/chips/pcf50633.c | 9 +++++++++
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1 files changed, 9 insertions(+), 0 deletions(-)
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diff --git a/drivers/i2c/chips/pcf50633.c b/drivers/i2c/chips/pcf50633.c
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index 91b9ac3..c14fad0 100644
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--- a/drivers/i2c/chips/pcf50633.c
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+++ b/drivers/i2c/chips/pcf50633.c
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@@ -523,6 +523,15 @@ static void configure_pmu_for_charger(struct pcf50633_data *pcf,
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break;
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case CHARGER_TYPE_1A:
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__reg_write(pcf, PCF50633_REG_MBCC7, PCF50633_MBCC7_USB_1000mA);
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+ /*
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+ * stop GPO / EN_HOSTUSB power driving out on the same
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+ * USB power pins we have a 1A charger on right now!
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+ */
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+ dev_info(&pcf->client.dev, "Charger -> CHARGER_TYPE_1A\n");
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+ __reg_write(pcf, PCF50633_GPO - PCF50633_GPIO1 +
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+ PCF50633_REG_GPIO1CFG,
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+ __reg_read(pcf, PCF50633_GPO - PCF50633_GPIO1 +
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+ PCF50633_REG_GPIO1CFG) & 0xf0);
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break;
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}
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}
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--
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1.5.6.3
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