openwrt/target/linux/ar71xx/patches-4.4/105-spi-spi-ath79-use-gpio_set_value_cansleep-for-GPIO-c.patch
Felix Fietkau fa04682f21 ar71xx: clean up spi controller related patches
Remove various hacks for fast read, un-break device tree support

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2016-12-12 10:22:17 +01:00

20 lines
557 B
Diff

From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 9 Dec 2016 20:11:35 +0100
Subject: [PATCH] spi: spi-ath79: use gpio_set_value_cansleep for GPIO chip
select
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/drivers/spi/spi-ath79.c
+++ b/drivers/spi/spi-ath79.c
@@ -80,7 +80,7 @@ static void ath79_spi_chipselect(struct
if (gpio_is_valid(spi->cs_gpio)) {
/* SPI is normally active-low */
- gpio_set_value(spi->cs_gpio, cs_high);
+ gpio_set_value_cansleep(spi->cs_gpio, cs_high);
} else {
u32 cs_bit = AR71XX_SPI_IOC_CS(spi->chip_select);