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authorGreen Wan <green.wan@sifive.com>2021-07-13 06:23:44 +0300
committerAnup Patel <anup@brainfault.org>2021-07-17 11:26:42 +0300
commit4c3df2ab96be2ae513b80ee96d1db7b97155d231 (patch)
treeef5a32ca4dae27da90d187e98ea4c464cf2faa34 /lib/utils/gpio/fdt_gpio.c
parentc14f1fe0dfd96d7be1ed2abba0a873110cdbcc9d (diff)
downloadopensbi-4c3df2ab96be2ae513b80ee96d1db7b97155d231.tar.xz
lib: utils/gpio: Add minimal SiFive GPIO driver
We add a minimal SiFive GPIO driver so that we can do GPIO based system power-off and reset. Signed-off-by: Green Wan <green.wan@sifive.com> Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>
Diffstat (limited to 'lib/utils/gpio/fdt_gpio.c')
-rw-r--r--lib/utils/gpio/fdt_gpio.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/utils/gpio/fdt_gpio.c b/lib/utils/gpio/fdt_gpio.c
index bff391f..297b248 100644
--- a/lib/utils/gpio/fdt_gpio.c
+++ b/lib/utils/gpio/fdt_gpio.c
@@ -12,7 +12,10 @@
#include <sbi_utils/fdt/fdt_helper.h>
#include <sbi_utils/gpio/fdt_gpio.h>
+extern struct fdt_gpio fdt_gpio_sifive;
+
static struct fdt_gpio *gpio_drivers[] = {
+ &fdt_gpio_sifive
};
static struct fdt_gpio *fdt_gpio_driver(struct gpio_chip *chip)