diff options
Diffstat (limited to 'recipes-kernel/linux/linux-at91-4.9.87/mtr')
3 files changed, 611 insertions, 0 deletions
diff --git a/recipes-kernel/linux/linux-at91-4.9.87/mtr/fix-atmel-mci-reg-overloading.patch b/recipes-kernel/linux/linux-at91-4.9.87/mtr/fix-atmel-mci-reg-overloading.patch new file mode 100644 index 0000000..f5b844c --- /dev/null +++ b/recipes-kernel/linux/linux-at91-4.9.87/mtr/fix-atmel-mci-reg-overloading.patch @@ -0,0 +1,19 @@ +diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c +index 0ad8ef56..e288f423 100644 +--- a/drivers/mmc/host/atmel-mci.c ++++ b/drivers/mmc/host/atmel-mci.c +@@ -673,8 +673,12 @@ atmci_of_init(struct platform_device *pdev) + } + + for_each_child_of_node(np, cnp) { +- if (of_property_read_u32(cnp, "reg", &slot_id)) { +- dev_warn(&pdev->dev, "reg property is missing for %s\n", ++ /* Multi-Tech patch here. The original driver went through each child ++ device, and interprets 'reg' as slot ID. All other devices treat 'reg' ++ as function. We correct the driver here to take a 'slot-id' parameter ++ from OF for slot. MN */ ++ if (of_property_read_u32(cnp, "slot-id", &slot_id)) { ++ dev_warn(&pdev->dev, "slot-id property is missing for %s\n", + cnp->full_name); + continue; + } diff --git a/recipes-kernel/linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch b/recipes-kernel/linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch new file mode 100644 index 0000000..659931d --- /dev/null +++ b/recipes-kernel/linux/linux-at91-4.9.87/mtr/linux-4.9-mtr-device-tree.patch @@ -0,0 +1,564 @@ +diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/mtr.dts linux-4.9.87/arch/arm/boot/dts/mtr.dts +--- linux-4.9.87.orig/arch/arm/boot/dts/mtr.dts 1969-12-31 18:00:00.000000000 -0600 ++++ linux-4.9.87/arch/arm/boot/dts/mtr.dts 2019-01-03 15:17:51.799576663 -0600 +@@ -0,0 +1,287 @@ ++/* ++ * DTS file for Multi-Tech Systems mtr Hardware ++ * ++ * Copyright (C) 2016 by Multi-Tech Systems, ++ * ++ * Licensed under GPLv2 or later. ++ */ ++ ++/dts-v1/; ++#include "at91sam9g25.dtsi" ++#include "at91sam9x5ek.dtsi" ++ ++/ { ++ model = "Multi-Tech Systems MTR"; ++ compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9"; ++ aliases { ++ serial1 = &uart0; ++ }; ++ ++ chosen { ++ bootargs = "mem=128M console=ttyS0,115200 root=/dev/mtdblock8 ro rootfstype=jffs2"; ++ }; ++ ++ memory { ++ reg = <0x20000000 0x8000000>; ++ }; ++ ++ clocks { ++ #address-cells = <1>; ++ #size-cells = <1>; ++ ranges; ++ ++ main_clock: clock@0 { ++ compatible = "atmel,osc", "fixed-clock"; ++ clock-frequency = <12000000>; ++ }; ++ }; ++ ++ ahb { ++ apb { ++ /delete-node/ spi@f0004000; ++ macb0: ethernet@f802c000 { ++ phy-mode = "mii"; ++ status = "okay"; ++ }; ++ ++ mmc0: mmc@f0008000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = < ++ &pinctrl_board_mmc0 ++ &pinctrl_mmc0_slot0_clk_cmd_dat0 ++ &pinctrl_mmc0_slot0_dat1_3>; ++ status = "okay"; ++ always_present; ++ cd-permanent; ++ slot@0 { ++ compatible = "ti,wl1271"; ++ reg = <2>; /* Card function */ ++ bus-width = <4>; ++ non-removeable; ++ status = "okay"; ++ interrupt-parent = <&pioA>; ++ interrupts = <26 IRQ_TYPE_EDGE_RISING>; /* PA26 - REQUIRED */ ++ ref-clock-frequency = <38400000>; /* 2 = 38.4MHz */ ++ platform-quirks = <0x1>; /* 1 = Edge IRQ */ ++ slot-id = <0>; /* Atmel MCI driver fix */ ++ }; ++ }; ++ ++ pinctrl@fffff400 { ++ mmc0 { ++ pinctrl_board_mmc0: mmc0-board { ++ atmel,pins = ++ <AT91_PIOA 26 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH /* PA26 gpio A int pin deglitch (external PU) */ ++ AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PD15 gpio CD pin pull up and deglitch */ ++ }; ++ }; ++ ++ nand { ++ pinctrl_nand: nand-0 { ++ atmel,pins = ++ <AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD0 periph A Read Enable */ ++ AT91_PIOD 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD1 periph A Write Enable */ ++ AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD2 periph A Address Latch Enable */ ++ AT91_PIOD 3 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD3 periph A Command Latch Enable */ ++ AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP /* PD4 gpio Chip Enable pin pull_up */ ++ AT91_PIOC 31 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP /* PC31 gpio RDY/BUSY pin pull_up */ ++ AT91_PIOD 6 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD6 periph A Data bit 0 */ ++ AT91_PIOD 7 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD7 periph A Data bit 1 */ ++ AT91_PIOD 8 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD8 periph A Data bit 2 */ ++ AT91_PIOD 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD9 periph A Data bit 3 */ ++ AT91_PIOD 10 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD10 periph A Data bit 4 */ ++ AT91_PIOD 11 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD11 periph A Data bit 5 */ ++ AT91_PIOD 12 AT91_PERIPH_A AT91_PINCTRL_PULL_UP /* PD12 periph A Data bit 6 */ ++ AT91_PIOD 13 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; /* PD13 periph A Data bit 7 */ ++ }; ++ ++ /delete-node/ nand_16bits-0; ++ }; ++ ++ /delete-node/ spi1; ++ ++ /* ++ * Pin A23 will be left floating when the power goes off on the radio. ++ * We need to pull it down to ensure it is low during radio power-off. ++ * pinctrl is loaded during the call to platform_device_register() in mts-io. ++ * If we need to customize this for various hardware revisions, these can ++ * be loaded as overlays prior to loading the mts-io module, overwriting the ++ * atmel,pins section. ++ */ ++ mts_io { ++ pinctrl_mts_io: mts_io-0 { ++ atmel,pins = ++ <AT91_PIOA 21 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP /* PA21 GPIO pull-up radio-power */ ++ AT91_PIOA 22 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP /* PA22 GPIO pull-up radio-reset */ ++ AT91_PIOA 23 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* PA23 GPIO pull-down radio-monitor */ ++ }; ++ }; ++ ++ 1wire_cm { ++ pinctrl_1wire_cm: 1wire_cm-0 { ++ atmel,pins = <AT91_PIOB 18 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>; /* PB18 multidrive, conflicts with led */ ++ }; ++ }; ++ }; ++ ++ rtc@fffffeb0 { ++ status = "okay"; ++ }; ++ ++ dbgu: serial@fffff200 { ++ status = "okay"; ++ atmel,use-dma-rx; ++ atmel,use-dma-tx; ++ }; ++ ++ spi@f0000000 { ++ /delete-node/ m25p80@0; ++ }; ++ ++ /delete-node/ serial@f801c000; ++ ++ uart0: serial@f8040000 { ++ status = "okay"; ++ atmel,use-dma-rx; ++ atmel,use-dma-tx; ++ dmas = <&dma0 1 AT91_DMA_CFG_PER_ID(11)>, ++ <&dma0 1 (AT91_DMA_CFG_PER_ID(12) | AT91_DMA_CFG_FIFOCFG_ASAP)>; ++ dma-names = "tx", "rx"; ++ }; ++ ++ usb2: gadget@f803c000 { ++ atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>; ++ status = "okay"; ++ }; ++ watchdog@fffffe40 { ++ status = "okay"; ++ }; ++ }; ++ ++ nand0: nand@40000000 { ++ nand-bus-width = <8>; ++ nand-ecc-mode = "hw"; ++ atmel,has-pmecc; /* Enable PMECC */ ++ atmel,pmecc-sector-size = <512>; ++ status = "okay"; ++ reg = < 0x40000000 0x10000000 ++ 0xffffe000 0x600 /* PMECC Registers */ ++ 0xffffe600 0x200 /* PMECC Error Location Registers */ ++ 0x00100000 0x100000 /* PMECC looup table in ROM code */ ++ >; ++ atmel,pmecc-lookup-table-offset = <0x8000 0x10000>; ++ gpios = < &pioC 31 GPIO_ACTIVE_HIGH ++ &pioD 4 GPIO_ACTIVE_HIGH ++ 0 ++ >; ++ atmel,pmecc-cap = <4>; ++ atmel,nand-has-dma; ++ ++ nand@0 { ++ label = "NANDFlash"; ++ reg = <0x0 0x10000000>; ++ }; ++ at91bootstrap@0 { ++ label = "at91bootstrap"; ++ reg = <0x0 0x40000>; ++ }; ++ uboot@40000 { ++ label = "u-Boot"; ++ reg = <0x40000 0x80000>; ++ }; ++ ubootconfig0@c0000 { ++ label = "u-Boot Config"; ++ reg = <0xc0000 0xa0000>; ++ }; ++ ubootconfig1@160000 { ++ label = "u-Boot Redundant Config"; ++ reg = <0x160000 0xa0000>; ++ }; ++ uImage@200000 { ++ label = "uImage"; ++ reg = <0x200000 0x600000>; ++ }; ++ config0@800000 { ++ label = "Config"; ++ reg = <0x800000 0x800000>; ++ }; ++ config1@1000000 { ++ label = "OEM Config"; ++ reg = <0x1000000 0x800000>; ++ }; ++ rootfs@1800000 { ++ label = "Rootfs"; ++ reg = <0x1800000 0x8000000>; ++ }; ++ user@9800000 { ++ label = "User data"; ++ reg = <0x9800000 0x6800000>; ++ }; ++ }; ++ ++ usb0: ohci@00600000 { ++ status = "okay"; ++ num-ports = <3>; ++ }; ++ ++ usb1: ehci@00700000 { ++ status = "okay"; ++ }; ++ }; ++ ++ leds { ++ compatible = "gpio-leds"; ++ ++ pc21 { ++ label = "led-status"; ++ gpios = <&pioC 21 GPIO_ACTIVE_LOW>; ++ linux,default-trigger = "default-on"; ++ }; ++ pc15 { ++ label = "led-b"; ++ gpios = <&pioC 15 GPIO_ACTIVE_LOW>; ++ }; ++ pc20 { ++ label = "led-c"; ++ gpios = <&pioC 20 GPIO_ACTIVE_LOW>; ++ }; ++ pc19 { ++ label = "led-d"; ++ gpios = <&pioC 19 GPIO_ACTIVE_LOW>; ++ }; ++ pc18 { ++ label = "led-e"; ++ gpios = <&pioC 18 GPIO_ACTIVE_LOW>; ++ }; ++ pc17 { ++ label = "led-f"; ++ gpios = <&pioC 17 GPIO_ACTIVE_LOW>; ++ }; ++ }; ++ ++ i2c-gpio-0 { ++ status = "okay"; ++ ++ id_eeprom@56 { ++ compatible = "atmel,24c04"; ++ reg = <0x56>; ++ pagesize = <16>; ++ status = "okay"; ++ }; ++ }; ++ ++ 1wire_cm { ++ compatible = "w1-gpio"; ++ gpios = <&pioB 18 GPIO_ACTIVE_HIGH>; ++ linux,open-drain; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&pinctrl_1wire_cm>; ++ status = "okay"; ++ }; ++ mts-io-0 { ++ status = "okay"; ++ compatible = "mts,mts-io"; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&pinctrl_mts_io>; ++ }; ++}; +diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/at91sam9x5cm.dtsi linux-4.9.87/arch/arm/boot/dts/at91sam9x5cm.dtsi +--- linux-4.9.87.orig/arch/arm/boot/dts/at91sam9x5cm.dtsi 2019-01-03 15:21:25.339570341 -0600 ++++ linux-4.9.87/arch/arm/boot/dts/at91sam9x5cm.dtsi 2019-01-03 15:17:51.911576659 -0600 +@@ -43,48 +43,8 @@ + atmel,has-pmecc; /* Enable PMECC */ + atmel,pmecc-cap = <2>; + atmel,pmecc-sector-size = <512>; +- nand-on-flash-bbt; ++ /* nand-on-flash-bbt; */ + status = "okay"; +- +- at91bootstrap@0 { +- label = "at91bootstrap"; +- reg = <0x0 0x40000>; +- }; +- +- uboot@40000 { +- label = "u-boot"; +- reg = <0x40000 0x80000>; +- }; +- +- ubootenv@c0000 { +- label = "U-Boot Env"; +- reg = <0xc0000 0x140000>; +- }; +- +- kernel@200000 { +- label = "kernel"; +- reg = <0x200000 0x600000>; +- }; +- +- rootfs@800000 { +- label = "rootfs"; +- reg = <0x800000 0x1f800000>; +- }; +- }; +- }; +- +- leds { +- compatible = "gpio-leds"; +- +- pb18 { +- label = "pb18"; +- gpios = <&pioB 18 GPIO_ACTIVE_LOW>; +- linux,default-trigger = "heartbeat"; +- }; +- +- pd21 { +- label = "pd21"; +- gpios = <&pioD 21 GPIO_ACTIVE_HIGH>; + }; + }; + +@@ -96,5 +56,4 @@ + pinctrl-0 = <&pinctrl_1wire_cm>; + status = "okay"; + }; +- + }; +diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/at91sam9x5ek.dtsi linux-4.9.87/arch/arm/boot/dts/at91sam9x5ek.dtsi +--- linux-4.9.87.orig/arch/arm/boot/dts/at91sam9x5ek.dtsi 2019-01-03 15:21:25.339570341 -0600 ++++ linux-4.9.87/arch/arm/boot/dts/at91sam9x5ek.dtsi 2019-01-03 15:17:51.911576659 -0600 +@@ -25,23 +25,11 @@ + &pinctrl_mmc0_slot0_clk_cmd_dat0 + &pinctrl_mmc0_slot0_dat1_3>; + status = "okay"; ++ /* external micro SD slot */ + slot@0 { + reg = <0>; + bus-width = <4>; +- cd-gpios = <&pioD 15 GPIO_ACTIVE_HIGH>; +- }; +- }; +- +- mmc1: mmc@f000c000 { +- pinctrl-0 = < +- &pinctrl_board_mmc1 +- &pinctrl_mmc1_slot0_clk_cmd_dat0 +- &pinctrl_mmc1_slot0_dat1_3>; +- status = "okay"; +- slot@0 { +- reg = <0>; +- bus-width = <4>; +- cd-gpios = <&pioD 14 GPIO_ACTIVE_HIGH>; ++ cd-gpios = <&pioA 1 GPIO_ACTIVE_HIGH>; + }; + }; + +@@ -58,25 +46,12 @@ + usb2: gadget@f803c000 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_board_usb2>; +- atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>; +- status = "okay"; +- }; +- +- i2c0: i2c@f8010000 { +- status = "okay"; +- +- wm8731: wm8731@1a { +- compatible = "wm8731"; +- reg = <0x1a>; +- }; +- }; +- +- adc0: adc@f804c000 { +- atmel,adc-ts-wires = <4>; +- atmel,adc-ts-pressure-threshold = <10000>; ++ /* atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>; mtcdt: no vbus-gpio */ + status = "okay"; + }; + ++ /* A/D convertor is unusable on Conduit */ ++ + pinctrl@fffff400 { + camera_sensor { + pinctrl_pck0_as_isi_mck: pck0_as_isi_mck-0 { +@@ -118,7 +93,7 @@ + }; + + spi0: spi@f0000000 { +- status = "disabled"; /* conflict with mmc1 */ ++ status = "okay"; + cs-gpios = <&pioA 14 0>, <0>, <0>, <0>; + m25p80@0 { + compatible = "atmel,at25df321a"; +@@ -131,37 +106,20 @@ + status = "okay"; + }; + +- ssc0: ssc@f0010000 { +- status = "okay"; +- }; + }; + + usb0: ohci@00600000 { + status = "okay"; + num-ports = <3>; +- atmel,vbus-gpio = <0 /* &pioD 18 GPIO_ACTIVE_LOW *//* Activate to have access to port A */ +- &pioD 19 GPIO_ACTIVE_LOW +- &pioD 20 GPIO_ACTIVE_LOW +- >; ++ //mtcdt: no vbus-gpio ++ // atmel,vbus-gpio = <0 /* &pioD 18 GPIO_ACTIVE_LOW *//* Activate to have access to port A */ ++ // &pioD 19 GPIO_ACTIVE_LOW ++ // &pioD 20 GPIO_ACTIVE_LOW ++ // >; + }; + + usb1: ehci@00700000 { + status = "okay"; + }; + }; +- +- sound { +- compatible = "atmel,sam9x5-wm8731-audio"; +- +- atmel,model = "wm8731 @ AT91SAM9X5EK"; +- +- atmel,audio-routing = +- "Headphone Jack", "RHPOUT", +- "Headphone Jack", "LHPOUT", +- "LLINEIN", "Line In Jack", +- "RLINEIN", "Line In Jack"; +- +- atmel,ssc-controller = <&ssc0>; +- atmel,audio-codec = <&wm8731>; +- }; + }; + +diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/Makefile linux-4.9.87/arch/arm/boot/dts/Makefile +--- linux-4.9.87.orig/arch/arm/boot/dts/Makefile 2019-01-03 15:21:25.339570341 -0600 ++++ linux-4.9.87/arch/arm/boot/dts/Makefile 2019-01-03 15:17:51.911576659 -0600 +@@ -43,7 +43,8 @@ + at91sam9g25ek.dtb \ + at91sam9g35ek.dtb \ + at91sam9x25ek.dtb \ +- at91sam9x35ek.dtb ++ at91sam9x35ek.dtb \ ++ mtr.dtb + dtb-$(CONFIG_SOC_SAM_V7) += \ + at91-kizbox2.dtb \ + at91-sama5d2_ptc_ek.dtb \ +diff -Naru linux-4.9.87.orig/arch/arm/boot/dts/at91sam9x5.dtsi linux-4.9.87/arch/arm/boot/dts/at91sam9x5.dtsi +--- linux-4.9.87.orig/arch/arm/boot/dts/at91sam9x5.dtsi 2019-01-03 15:21:25.339570341 -0600 ++++ linux-4.9.87/arch/arm/boot/dts/at91sam9x5.dtsi 2019-01-03 15:17:51.911576659 -0600 +@@ -32,9 +32,6 @@ + gpio3 = &pioD; + tcb0 = &tcb0; + tcb1 = &tcb1; +- i2c0 = &i2c0; +- i2c1 = &i2c1; +- i2c2 = &i2c2; + ssc0 = &ssc0; + pwm0 = &pwm0; + }; +@@ -963,50 +960,7 @@ + status = "disabled"; + }; + +- i2c0: i2c@f8010000 { +- compatible = "atmel,at91sam9x5-i2c"; +- reg = <0xf8010000 0x100>; +- interrupts = <9 IRQ_TYPE_LEVEL_HIGH 6>; +- dmas = <&dma0 1 AT91_DMA_CFG_PER_ID(7)>, +- <&dma0 1 AT91_DMA_CFG_PER_ID(8)>; +- dma-names = "tx", "rx"; +- #address-cells = <1>; +- #size-cells = <0>; +- pinctrl-names = "default"; +- pinctrl-0 = <&pinctrl_i2c0>; +- clocks = <&twi0_clk>; +- status = "disabled"; +- }; +- +- i2c1: i2c@f8014000 { +- compatible = "atmel,at91sam9x5-i2c"; +- reg = <0xf8014000 0x100>; +- interrupts = <10 IRQ_TYPE_LEVEL_HIGH 6>; +- dmas = <&dma1 1 AT91_DMA_CFG_PER_ID(5)>, +- <&dma1 1 AT91_DMA_CFG_PER_ID(6)>; +- dma-names = "tx", "rx"; +- #address-cells = <1>; +- #size-cells = <0>; +- pinctrl-names = "default"; +- pinctrl-0 = <&pinctrl_i2c1>; +- clocks = <&twi1_clk>; +- status = "disabled"; +- }; +- +- i2c2: i2c@f8018000 { +- compatible = "atmel,at91sam9x5-i2c"; +- reg = <0xf8018000 0x100>; +- interrupts = <11 IRQ_TYPE_LEVEL_HIGH 6>; +- dmas = <&dma0 1 AT91_DMA_CFG_PER_ID(9)>, +- <&dma0 1 AT91_DMA_CFG_PER_ID(10)>; +- dma-names = "tx", "rx"; +- #address-cells = <1>; +- #size-cells = <0>; +- pinctrl-names = "default"; +- pinctrl-0 = <&pinctrl_i2c2>; +- clocks = <&twi2_clk>; +- status = "disabled"; +- }; ++ /* /delete_node/ command does not work. */ + + uart0: serial@f8040000 { + compatible = "atmel,at91sam9260-usart"; +diff --git a/arch/arm/boot/dts/at91sam9x5ek.dtsi b/arch/arm/boot/dts/at91sam9x5ek.dtsi +index d3fa60aa..0fcaa00a 100644 +--- a/arch/arm/boot/dts/at91sam9x5ek.dtsi ++++ b/arch/arm/boot/dts/at91sam9x5ek.dtsi +@@ -19,20 +19,6 @@ + + ahb { + apb { +- mmc0: mmc@f0008000 { +- pinctrl-0 = < +- &pinctrl_board_mmc0 +- &pinctrl_mmc0_slot0_clk_cmd_dat0 +- &pinctrl_mmc0_slot0_dat1_3>; +- status = "okay"; +- /* external micro SD slot */ +- slot@0 { +- reg = <0>; +- bus-width = <4>; +- cd-gpios = <&pioA 1 GPIO_ACTIVE_HIGH>; +- }; +- }; +- + dbgu: serial@fffff200 { + status = "okay"; + }; diff --git a/recipes-kernel/linux/linux-at91-4.9.87/mtr/wl12xx_enable_disable.patch b/recipes-kernel/linux/linux-at91-4.9.87/mtr/wl12xx_enable_disable.patch new file mode 100644 index 0000000..161f65b --- /dev/null +++ b/recipes-kernel/linux/linux-at91-4.9.87/mtr/wl12xx_enable_disable.patch @@ -0,0 +1,28 @@ +diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c +index 47fe7f96..3f374575 100644 +--- a/drivers/net/wireless/ti/wlcore/sdio.c ++++ b/drivers/net/wireless/ti/wlcore/sdio.c +@@ -154,6 +154,12 @@ static int wl12xx_sdio_power_on(struct wl12xx_sdio_glue *glue) + struct sdio_func *func = dev_to_sdio_func(glue->dev); + struct mmc_card *card = func->card; + ++ /* Multi-Tech MTR patch: Assert WL_EN (PA27) to enable Wi-Fi */ ++ gpio_set_value(27, 0); ++ msleep(10); ++ gpio_set_value(27, 1); ++ msleep(100); ++ + ret = pm_runtime_get_sync(&card->dev); + if (ret) { + /* +@@ -185,6 +191,10 @@ static int wl12xx_sdio_power_off(struct wl12xx_sdio_glue *glue) + sdio_claim_host(func); + sdio_disable_func(func); + sdio_release_host(func); ++ ++ /* Multi-Tech MTR patch: De-assert WL_EN (PA27) to disable Wi-Fi */ ++ gpio_set_value(27, 0); ++ msleep(10); + + /* Power off the card manually in case it wasn't powered off above */ + ret = mmc_power_save_host(card->host); |