On 28-03-2011 10:51, Kalle Jokiniemi wrote:
The isp1704 usb tranceiver is used for charging and can be
disabled when not in use. Provide the powering routine to
the driver via platform data.
Loosely based on earlier patches from Heikki Krogerus in
Nokia N900 maemo kernel.
Signed-off-by: Kalle Jokiniemi<kalle.jokiniemi@xxxxxxxxx>
Cc: Heikki Krogerus<heikki.krogerus@xxxxxxxxx>
---
arch/arm/mach-omap2/board-rx51-peripherals.c | 27 ++++++++++++++++++++++++-
1 files changed, 25 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index e75e240..8584dd8 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
[...]
@@ -106,10 +109,30 @@ static struct spi_board_info rx51_peripherals_spi_board_info[] __initdata = {
},
};
+static void rx51_charger_set_power(bool on)
+{
+ gpio_set_value(RX51_USB_TRANSCEIVER_RST_GPIO, on);
+}
+
+static struct isp1704_charger_data rx51_charger_data = {
+ .set_power = rx51_charger_set_power,
+};
+
static struct platform_device rx51_charger_device = {
- .name = "isp1704_charger",
+ .name = "isp1704_charger",
+ .dev = {
+ .platform_data =&rx51_charger_data,
+ },
};
+static void __init rx51_charger_init(void)
+{
+ BUG_ON(gpio_request_one(RX51_USB_TRANSCEIVER_RST_GPIO,
+ GPIOF_OUT_INIT_LOW, "isp1704_reset"));
I'm not sure we should kill the machine if this fails...
WBR, Sergei
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