[source] imx6: Add static PCA953x support in kernel

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/d70b7489428fd377cbda4a2e2c1b5fb8e258cf0f

commit d70b7489428fd377cbda4a2e2c1b5fb8e258cf0f
Author: Koen Vandeputte <koen.vandeputte at ncentric.com>
AuthorDate: Fri Sep 9 09:44:55 2016 +0200

    imx6: Add static PCA953x support in kernel
    
    commit a2386c384da501e862210f222994821580fe151c requires the
    module to be static in the kernel.
    
    So lets actually add support for it inside the kernel config.
    Tested on Ventana
    
    Signed-off-by: Koen Vandeputte <koen.vandeputte at ncentric.com>
---
 target/linux/imx6/config-4.4 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/linux/imx6/config-4.4 b/target/linux/imx6/config-4.4
index a2568b5..8799a95 100644
--- a/target/linux/imx6/config-4.4
+++ b/target/linux/imx6/config-4.4
@@ -166,6 +166,8 @@ CONFIG_GPIOLIB=y
 CONFIG_GPIO_DEVRES=y
 CONFIG_GPIO_GENERIC=y
 CONFIG_GPIO_MXC=y
+CONFIG_GPIO_PCA953X=y
+CONFIG_GPIO_PCA953X_IRQ=y
 CONFIG_GPIO_SYSFS=y
 CONFIG_HANDLE_DOMAIN_IRQ=y
 CONFIG_HARDIRQS_SW_RESEND=y