Add ingrasys switch s9100 kernel patches (#19)

* Add ingrasys s9100 kernel config
* Add PCA954x I2C force deselect on exit flag

Signed-off-by: Wade He [email protected]

Author: wadelnn

patch/config-ingrasys-s9100.patch

@@ -0,0 +1,33 @@
+Enable CONFIG_GPIO_PCA953X, CONFIG_I2C_GPIO
+
+From: wadelnn <[email protected]>
+
+---
+ debian/build/build_amd64_none_amd64/.config | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/debian/build/build_amd64_none_amd64/.config b/debian/build/build_amd64_none_amd64/.config
+index a57510b..6b6aea9 100644
+--- a/debian/build/build_amd64_none_amd64/.config
++++ b/debian/build/build_amd64_none_amd64/.config
+@@ -3190,7 +3190,7 @@ CONFIG_I2C_SCMI=m
+ CONFIG_I2C_DESIGNWARE_CORE=m
+ CONFIG_I2C_DESIGNWARE_PLATFORM=m
+ CONFIG_I2C_DESIGNWARE_PCI=m
+-# CONFIG_I2C_GPIO is not set
++CONFIG_I2C_GPIO=m
+ CONFIG_I2C_KEMPLD=m
+ CONFIG_I2C_OCORES=m
+ CONFIG_I2C_PCA_PLATFORM=m
+@@ -3304,7 +3304,7 @@ CONFIG_GPIO_SCH=m
+ #
+ # CONFIG_GPIO_MAX7300 is not set
+ # CONFIG_GPIO_MAX732X is not set
+-# CONFIG_GPIO_PCA953X is not set
++CONFIG_GPIO_PCA953X=m
+ # CONFIG_GPIO_PCF857X is not set
+ # CONFIG_GPIO_ADP5588 is not set
+ 
+-- 
+2.1.4
+

patch/driver-pca954x-i2c-mux-force-deselect-on-exit-flag.patch

@@ -0,0 +1,36 @@
+Adding PCA9548 I2C MUX force deselect-on-exit flag.
+
+From: wadelnn <[email protected]>
+
+---
+ drivers/i2c/muxes/i2c-mux-pca954x.c | 7 ++++++-
+ 1 file changed, 6 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/i2c/muxes/i2c-mux-pca954x.c b/drivers/i2c/muxes/i2c-mux-pca954x.c
+index 9bd4212..2ed7758 100644
+--- a/drivers/i2c/muxes/i2c-mux-pca954x.c
++++ b/drivers/i2c/muxes/i2c-mux-pca954x.c
+@@ -116,6 +116,11 @@ static const struct i2c_device_id pca954x_id[] = {
+ };
+ MODULE_DEVICE_TABLE(i2c, pca954x_id);
+ 
++/* Force deselect-on-exit feature for PCA954X devices. Default is disabled. */
++static unsigned int force_deselect_on_exit = 0;
++module_param(force_deselect_on_exit, uint, S_IRUGO);
++MODULE_PARM_DESC(force_deselect_on_exit, "Force deselect-on-exit feature for PCA954X devices. Default is disabled.");
++
+ /* Write to mux register. Don't use i2c_transfer()/i2c_smbus_xfer()
+    for this as they will try to lock adapter a second time */
+ static int pca954x_reg_write(struct i2c_adapter *adap,
+@@ -233,7 +238,7 @@ static int pca954x_probe(struct i2c_client *client,
+ 		data->virt_adaps[num] =
+ 			i2c_add_mux_adapter(adap, &client->dev, client,
+ 				force, num, class, pca954x_select_chan,
+-				(pdata && pdata->modes[num].deselect_on_exit)
++				(pdata && pdata->modes[num].deselect_on_exit) || force_deselect_on_exit
+ 					? pca954x_deselect_mux : NULL);
+ 
+ 		if (data->virt_adaps[num] == NULL) {
+-- 
+2.1.4
+

patch/series

@@ -3,6 +3,7 @@ kernel-sched-core-fix-cgroup-fork-race.patch
 config-dell-s6000.patch
 config-mlnx-sn2700.patch
 config-dell-z9100.patch
+config-ingrasys-s9100.patch
 driver-at24-fix-odd-length-two-byte-access.patch
 driver-hwmon-max6620.patch
 driver-hwmon-max6620-fix-rpm-calc.patch
@@ -17,6 +18,7 @@ driver-hwmon-pmbus-ucd9200-mlnx.patch
 driver-arista-piix4-mux-patch.patch
 driver-arista-net-tg3-dma-mask-4g-sb800.patch
 driver-arista-net-tg3-access-regs-indirectly.patch
+driver-pca954x-i2c-mux-force-deselect-on-exit-flag.patch
 linux-3.19-mmc-sdhci-Add-a-quirk-for-AMD-SDHC-transfer-mode-reg.patch
 linux-3.19-mmc-sdhci-pci-enable-the-clear-transfer-mode-registe.patch
 linux-3.19-mmc-sdhci-pci-enable-sdhci-doesn-t-support-hs200-qui.patch