diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.14/230-net-rfkill-changes.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.14/230-net-rfkill-changes.patch | 247 |
1 files changed, 62 insertions, 185 deletions
diff --git a/target/linux/sunxi/patches-3.14/230-net-rfkill-changes.patch b/target/linux/sunxi/patches-3.14/230-net-rfkill-changes.patch index ca71a915a8..d5e107875e 100644 --- a/target/linux/sunxi/patches-3.14/230-net-rfkill-changes.patch +++ b/target/linux/sunxi/patches-3.14/230-net-rfkill-changes.patch @@ -12,44 +12,25 @@ Signed-off-by: Chen-Yu Tsai <wens@csie.org> net/rfkill/rfkill-gpio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) -diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c -index bd2a5b9..97ec12a 100644 --- a/net/rfkill/rfkill-gpio.c +++ b/net/rfkill/rfkill-gpio.c -@@ -117,8 +117,8 @@ static int rfkill_gpio_probe(struct platform_device *pdev) - if (!rfkill->shutdown_name) - return -ENOMEM; +@@ -26,6 +26,7 @@ + #include <linux/slab.h> + #include <linux/acpi.h> + #include <linux/gpio/consumer.h> ++#include <linux/of_gpio.h> -- snprintf(rfkill->reset_name, len + 6 , "%s_reset", rfkill->name); -- snprintf(rfkill->shutdown_name, len + 9, "%s_shutdown", rfkill->name); -+ snprintf(rfkill->reset_name, len + 7 , "%s_reset", rfkill->name); -+ snprintf(rfkill->shutdown_name, len + 10, "%s_shutdown", rfkill->name); + #include <linux/rfkill-gpio.h> - rfkill->clk = devm_clk_get(&pdev->dev, clk_name); +@@ -39,6 +40,7 @@ struct rfkill_gpio_data { + char *reset_name; + char *shutdown_name; + struct clk *clk; ++ int clk_frequency; --- -2.0.3 - -From d91c313c08167978c3fb20b327b6a7abb7b00ffd Mon Sep 17 00:00:00 2001 -From: Chen-Yu Tsai <wens@csie.org> -Date: Fri, 17 Jan 2014 14:47:27 +0800 -Subject: [PATCH] net: rfkill: gpio: use - clk_prepare_enable/clk_disable_unprepare - -rfkill-gpio calls clk_enable() without first calling clk_prepare(), -resulting in a warning and no effect. Switch to clk_prepare_enable() -and clk_disable_unprepare. - -Signed-off-by: Chen-Yu Tsai <wens@csie.org> ---- - net/rfkill/rfkill-gpio.c | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) - -diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c -index 97ec12a..c7081b7 100644 ---- a/net/rfkill/rfkill-gpio.c -+++ b/net/rfkill/rfkill-gpio.c -@@ -51,10 +51,10 @@ static int rfkill_gpio_set_power(void *data, bool blocked) + bool clk_enabled; + }; +@@ -51,15 +53,15 @@ static int rfkill_gpio_set_power(void *d gpiod_set_value(rfkill->shutdown_gpio, 0); gpiod_set_value(rfkill->reset_gpio, 0); if (!IS_ERR(rfkill->clk) && rfkill->clk_enabled) @@ -62,96 +43,13 @@ index 97ec12a..c7081b7 100644 gpiod_set_value(rfkill->reset_gpio, 1); gpiod_set_value(rfkill->shutdown_gpio, 1); } --- -2.0.3 - -From f6dc85e22d3215a26f509fb5b34ca34c56a0d8b4 Mon Sep 17 00:00:00 2001 -From: Chen-Yu Tsai <wens@csie.org> -Date: Fri, 17 Jan 2014 14:47:28 +0800 -Subject: [PATCH] net: rfkill: gpio: fix reversed clock enable state - -rfkill-gpio has clk_enabled = blocked, which is true when rfkill -blocks the device. This results in calling clock enable/disable at -the wrong time. Reversing the value fixes this. - -Signed-off-by: Chen-Yu Tsai <wens@csie.org> ---- - net/rfkill/rfkill-gpio.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c -index c7081b7..3084fa3 100644 ---- a/net/rfkill/rfkill-gpio.c -+++ b/net/rfkill/rfkill-gpio.c -@@ -59,7 +59,7 @@ static int rfkill_gpio_set_power(void *data, bool blocked) - gpiod_set_value(rfkill->shutdown_gpio, 1); - } - rfkill->clk_enabled = blocked; + rfkill->clk_enabled = !blocked; return 0; } --- -2.0.3 - -From 57301a41d4a82902e967f6bd9f09ba6ca31fcbed Mon Sep 17 00:00:00 2001 -From: Chen-Yu Tsai <wens@csie.org> -Date: Fri, 17 Jan 2014 14:47:29 +0800 -Subject: [PATCH] net: rfkill: gpio: add device tree support - -Signed-off-by: Chen-Yu Tsai <wens@csie.org> ---- - .../devicetree/bindings/rfkill/rfkill-gpio.txt | 26 ++++++++++++++++++++++ - net/rfkill/rfkill-gpio.c | 23 +++++++++++++++++++ - 2 files changed, 49 insertions(+) - create mode 100644 Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt - -diff --git a/Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt b/Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt -new file mode 100644 -index 0000000..8a07ea4 ---- /dev/null -+++ b/Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt -@@ -0,0 +1,26 @@ -+GPIO controlled RFKILL devices -+ -+Required properties: -+- compatible : Must be "rfkill-gpio". -+- rfkill-name : Name of RFKILL device -+- rfkill-type : Type of RFKILL device: 1 for WiFi, 2 for BlueTooth -+- NAME_shutdown-gpios : GPIO phandle to shutdown control -+ (phandle must be the second) -+- NAME_reset-gpios : GPIO phandle to reset control -+ -+NAME must match the rfkill-name property. NAME_shutdown-gpios or -+NAME_reset-gpios, or both, must be defined. -+ -+Optional properties: -+- clocks : phandle to clock to enable/disable -+ -+Example: -+ -+ rfkill_bt: rfkill@0 { -+ compatible = "rfkill-gpio"; -+ rfkill-name = "bluetooth"; -+ rfkill-type = <2>; -+ bluetooth_shutdown-gpios = <0>, <&pio 7 18 0>; -+ bluetooth_reset-gpios = <&pio 7 24 0>; -+ clocks = <&clk_out_a>; -+ }; -diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c -index 3084fa3..48381a8 100644 ---- a/net/rfkill/rfkill-gpio.c -+++ b/net/rfkill/rfkill-gpio.c -@@ -26,6 +26,7 @@ - #include <linux/slab.h> - #include <linux/acpi.h> - #include <linux/gpio/consumer.h> -+#include <linux/of_gpio.h> - - #include <linux/rfkill-gpio.h> - -@@ -83,6 +84,18 @@ static int rfkill_gpio_acpi_probe(struct device *dev, +@@ -83,6 +85,19 @@ static int rfkill_gpio_acpi_probe(struct return 0; } @@ -163,6 +61,7 @@ index 3084fa3..48381a8 100644 + rfkill->name = np->name; + of_property_read_string(np, "rfkill-name", &rfkill->name); + of_property_read_u32(np, "rfkill-type", &rfkill->type); ++ of_property_read_u32(np, "clock-frequency", &rfkill->clk_frequency); + + return 0; +} @@ -170,7 +69,7 @@ index 3084fa3..48381a8 100644 static int rfkill_gpio_probe(struct platform_device *pdev) { struct rfkill_gpio_platform_data *pdata = pdev->dev.platform_data; -@@ -100,6 +113,10 @@ static int rfkill_gpio_probe(struct platform_device *pdev) +@@ -100,6 +115,10 @@ static int rfkill_gpio_probe(struct plat ret = rfkill_gpio_acpi_probe(&pdev->dev, rfkill); if (ret) return ret; @@ -181,7 +80,22 @@ index 3084fa3..48381a8 100644 } else if (pdata) { clk_name = pdata->power_clk_name; rfkill->name = pdata->name; -@@ -189,6 +206,11 @@ static const struct acpi_device_id rfkill_acpi_match[] = { +@@ -117,10 +136,12 @@ static int rfkill_gpio_probe(struct plat + if (!rfkill->shutdown_name) + return -ENOMEM; + +- snprintf(rfkill->reset_name, len + 6 , "%s_reset", rfkill->name); +- snprintf(rfkill->shutdown_name, len + 9, "%s_shutdown", rfkill->name); ++ snprintf(rfkill->reset_name, len + 7 , "%s_reset", rfkill->name); ++ snprintf(rfkill->shutdown_name, len + 10, "%s_shutdown", rfkill->name); + + rfkill->clk = devm_clk_get(&pdev->dev, clk_name); ++ if (!IS_ERR(rfkill->clk) && rfkill->clk_frequency > 0) ++ clk_set_rate(rfkill->clk, rfkill->clk_frequency); + + gpio = devm_gpiod_get_index(&pdev->dev, rfkill->reset_name, 0); + if (!IS_ERR(gpio)) { +@@ -189,6 +210,11 @@ static const struct acpi_device_id rfkil { }, }; @@ -193,7 +107,7 @@ index 3084fa3..48381a8 100644 static struct platform_driver rfkill_gpio_driver = { .probe = rfkill_gpio_probe, .remove = rfkill_gpio_remove, -@@ -196,6 +218,7 @@ static struct platform_driver rfkill_gpio_driver = { +@@ -196,6 +222,7 @@ static struct platform_driver rfkill_gpi .name = "rfkill_gpio", .owner = THIS_MODULE, .acpi_match_table = ACPI_PTR(rfkill_acpi_match), @@ -201,71 +115,34 @@ index 3084fa3..48381a8 100644 }, }; --- -2.0.3 - -From 83c43937ee8c5fcb38241a8e89c2b93e5b0f9526 Mon Sep 17 00:00:00 2001 -From: Chen-Yu Tsai <wens@csie.org> -Date: Fri, 17 Jan 2014 14:47:30 +0800 -Subject: [PATCH] net: rfkill: gpio: add clock-frequency device tree property - -Some devices, such as Broadcom Bluetooth devices, require a specific -clock rate for the clock tied to the rfkill device. Add clock-frequency -property so we can specify this from the device tree. - -Signed-off-by: Chen-Yu Tsai <wens@csie.org> ---- - Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt | 2 ++ - net/rfkill/rfkill-gpio.c | 4 ++++ - 2 files changed, 6 insertions(+) - -diff --git a/Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt b/Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt -index 8a07ea4..8b8db0a 100644 ---- a/Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt +--- /dev/null +++ b/Documentation/devicetree/bindings/rfkill/rfkill-gpio.txt -@@ -13,6 +13,7 @@ NAME_reset-gpios, or both, must be defined. - - Optional properties: - - clocks : phandle to clock to enable/disable +@@ -0,0 +1,28 @@ ++GPIO controlled RFKILL devices ++ ++Required properties: ++- compatible : Must be "rfkill-gpio". ++- rfkill-name : Name of RFKILL device ++- rfkill-type : Type of RFKILL device: 1 for WiFi, 2 for BlueTooth ++- NAME_shutdown-gpios : GPIO phandle to shutdown control ++ (phandle must be the second) ++- NAME_reset-gpios : GPIO phandle to reset control ++ ++NAME must match the rfkill-name property. NAME_shutdown-gpios or ++NAME_reset-gpios, or both, must be defined. ++ ++Optional properties: ++- clocks : phandle to clock to enable/disable +- clock-frequency : clock rate to set for the given clock - - Example: - -@@ -23,4 +24,5 @@ Example: - bluetooth_shutdown-gpios = <0>, <&pio 7 18 0>; - bluetooth_reset-gpios = <&pio 7 24 0>; - clocks = <&clk_out_a>; ++ ++Example: ++ ++ rfkill_bt: rfkill@0 { ++ compatible = "rfkill-gpio"; ++ rfkill-name = "bluetooth"; ++ rfkill-type = <2>; ++ bluetooth_shutdown-gpios = <0>, <&pio 7 18 0>; ++ bluetooth_reset-gpios = <&pio 7 24 0>; ++ clocks = <&clk_out_a>; + clock-frequency = <32678>; - }; -diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c -index 48381a8..3092681 100644 ---- a/net/rfkill/rfkill-gpio.c -+++ b/net/rfkill/rfkill-gpio.c -@@ -40,6 +40,7 @@ struct rfkill_gpio_data { - char *reset_name; - char *shutdown_name; - struct clk *clk; -+ int clk_frequency; - - bool clk_enabled; - }; -@@ -92,6 +93,7 @@ static int rfkill_gpio_dt_probe(struct device *dev, - rfkill->name = np->name; - of_property_read_string(np, "rfkill-name", &rfkill->name); - of_property_read_u32(np, "rfkill-type", &rfkill->type); -+ of_property_read_u32(np, "clock-frequency", &rfkill->clk_frequency); - - return 0; - } -@@ -138,6 +140,8 @@ static int rfkill_gpio_probe(struct platform_device *pdev) - snprintf(rfkill->shutdown_name, len + 10, "%s_shutdown", rfkill->name); - - rfkill->clk = devm_clk_get(&pdev->dev, clk_name); -+ if (!IS_ERR(rfkill->clk) && rfkill->clk_frequency > 0) -+ clk_set_rate(rfkill->clk, rfkill->clk_frequency); - - gpio = devm_gpiod_get_index(&pdev->dev, rfkill->reset_name, 0); - if (!IS_ERR(gpio)) { --- -2.0.3 - ++ }; |