diff options
Diffstat (limited to 'target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch')
| -rw-r--r-- | target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch b/target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch deleted file mode 100644 index b9779370ba..0000000000 --- a/target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch +++ /dev/null @@ -1,113 +0,0 @@ -From 9d3b968d13ba1eecaf22d5824cf8fd270c061534 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sat, 15 Jul 2017 21:02:06 +0200 -Subject: [PATCH 16/31] ARM: dts: Add TVE/TVC and ILI9322 panel to DIR-685 - -This adds the TVE200/TVC TV-encoder and the Ilitek ILI9322 panel -to the DIR-685 device tree. - -This brings graphics to this funky router and it is possible to -even run a console on its tiny screen. - -Incidentally this requires us to disable the access to the -parallel (NOR) flash, as the communication pins to the panel -are shared with the flash memory. - -To access the flash, a separate kernel with the panel disabled -and the flash enabled should be booted. The pin control selecting -whether to use the lines cannot be altered at runtime due to -hardware constraints. - -Cc: David Lechner <david@lechnology.com> -Cc: Stefano Babic <sbabic@denx.de> -Cc: Ben Dooks <ben.dooks@codethink.co.uk> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini-dlink-dir-685.dts | 63 +++++++++++++++++++++++++++++- - 1 file changed, 62 insertions(+), 1 deletion(-) - ---- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts -@@ -45,6 +45,47 @@ - }; - }; - -+ vdisp: regulator { -+ compatible = "regulator-fixed"; -+ regulator-name = "display-power"; -+ regulator-min-microvolt = <3600000>; -+ regulator-max-microvolt = <3600000>; -+ /* Collides with LCD E */ -+ gpio = <&gpio0 16 GPIO_ACTIVE_HIGH>; -+ enable-active-high; -+ }; -+ -+ spi { -+ compatible = "spi-gpio"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ /* Collides with IDE pins, that's cool (we do not use them) */ -+ gpio-sck = <&gpio1 5 GPIO_ACTIVE_HIGH>; -+ gpio-miso = <&gpio1 8 GPIO_ACTIVE_HIGH>; -+ gpio-mosi = <&gpio1 7 GPIO_ACTIVE_HIGH>; -+ /* Collides with pflash CE1, not so cool */ -+ cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>; -+ num-chipselects = <1>; -+ -+ panel: display@0 { -+ compatible = "dlink,dir-685-panel", "ilitek,ili9322"; -+ reg = <0>; -+ /* 50 ns min period = 20 MHz */ -+ spi-max-frequency = <20000000>; -+ spi-cpol; /* Clock active low */ -+ vcc-supply = <&vdisp>; -+ iovcc-supply = <&vdisp>; -+ vci-supply = <&vdisp>; -+ -+ port { -+ panel_in: endpoint { -+ remote-endpoint = <&display_out>; -+ }; -+ }; -+ }; -+ }; -+ - leds { - compatible = "gpio-leds"; - led-wps { -@@ -115,7 +156,16 @@ - - soc { - flash@30000000 { -- status = "okay"; -+ /* -+ * Flash access is by default disabled, because it -+ * collides with the Chip Enable signal for the display -+ * panel, that reuse the parallel flash Chip Select 1 -+ * (CS1). Enabling flash makes graphics stop working. -+ * -+ * We might be able to hack around this by letting -+ * GPIO poke around in the flash controller registers. -+ */ -+ /* status = "okay"; */ - /* 32MB of flash */ - reg = <0x30000000 0x02000000>; - -@@ -238,5 +288,16 @@ - ata@63000000 { - status = "okay"; - }; -+ -+ display-controller@6a000000 { -+ status = "okay"; -+ -+ port@0 { -+ reg = <0>; -+ display_out: endpoint { -+ remote-endpoint = <&panel_in>; -+ }; -+ }; -+ }; - }; - }; |