From bcc1dd4cd77ec168894ea325b4e89b15a8b5b4f6 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Thu, 28 Jun 2012 12:20:22 +0200 Subject: [PATCH] mfd: Add device-tree entry to enable tps65910 external 32-kHz oscillator Add device-tree entry to enable external 32-kHz crystal oscillator input. Compile-only tested. Signed-off-by: Johan Hovold Signed-off-by: Samuel Ortiz --- Documentation/devicetree/bindings/mfd/tps65910.txt | 4 +++- drivers/mfd/tps65910.c | 3 +++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mfd/tps65910.txt b/Documentation/devicetree/bindings/mfd/tps65910.txt index 645f5eaadb3f..0f5d9b74f4b9 100644 --- a/Documentation/devicetree/bindings/mfd/tps65910.txt +++ b/Documentation/devicetree/bindings/mfd/tps65910.txt @@ -29,6 +29,8 @@ Optional properties: comparator. (see VMBCH_VSEL in TPS65910 datasheet) - ti,vmbch2-threshold: (tps65911) main battery discharged threshold comparator. (see VMBCH_VSEL in TPS65910 datasheet) +- ti,en-ck32k-xtal: enable external 32-kHz crystal oscillator (see CK32K_CTRL + in TPS6591X datasheet) - ti,en-gpio-sleep: enable sleep control for gpios There should be 9 entries here, one for each gpio. @@ -53,7 +55,7 @@ Example: ti,vmbch-threshold = 0; ti,vmbch2-threshold = 0; - + ti,en-ck32k-xtal; ti,en-gpio-sleep = <0 0 1 0 0 0 0 0 0>; regulators { diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c index b0526b7d6550..3f27ea1f1ba6 100644 --- a/drivers/mfd/tps65910.c +++ b/drivers/mfd/tps65910.c @@ -194,6 +194,9 @@ static struct tps65910_board *tps65910_parse_dt(struct i2c_client *client, else if (*chip_id == TPS65911) dev_warn(&client->dev, "VMBCH2-Threshold not specified"); + prop = of_property_read_bool(np, "ti,en-ck32k-xtal"); + board_info->en_ck32k_xtal = prop; + board_info->irq = client->irq; board_info->irq_base = -1; -- 2.30.2