By using brcm/brcmfmac4354-sdio.bin from linux-firmware together with nvram.txt from vendor firmware wifi works well on the chagall-wifi and klimt-lte. Signed-off-by: Henrik Grimler <henrik@xxxxxxxxxx> --- Describe wifi node for exynos5420-chagall-wifi and exynos5420-klimt-wifi, and decrease available memory. --- Changes in v2: - Drop patch 1 and 3 (the latter was applied) - Fixup patch 2 so it applies cleanly after dropping patch 1 - Link to v1: https://lore.kernel.org/r/20240130-galaxy-tab-s-cleanup-v1-0-d4e17857241d@xxxxxxxxxx --- Changes since v1: - Fix conflicts after dropping patch 1 --- .../dts/samsung/exynos5420-galaxy-tab-common.dtsi | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm/boot/dts/samsung/exynos5420-galaxy-tab-common.dtsi b/arch/arm/boot/dts/samsung/exynos5420-galaxy-tab-common.dtsi index 3532f1e8e902..246040967082 100644 --- a/arch/arm/boot/dts/samsung/exynos5420-galaxy-tab-common.dtsi +++ b/arch/arm/boot/dts/samsung/exynos5420-galaxy-tab-common.dtsi @@ -30,6 +30,7 @@ / { aliases { mmc0 = &mmc_0; + mmc1 = &mmc_1; mmc2 = &mmc_2; }; @@ -87,6 +88,13 @@ key-volume-down { linux,code = <KEY_VOLUMEDOWN>; }; }; + + mmc1_pwrseq: pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpy7 7 GPIO_ACTIVE_LOW>; + clocks = <&s2mps11_osc S2MPS11_CLK_BT>; + clock-names = "ext_clock"; + }; }; &cci { @@ -620,6 +628,25 @@ &mmc_0 { vqmmc-supply = <&ldo3_reg>; }; +/* WiFi */ +&mmc_1 { + bus-width = <4>; + cap-sd-highspeed; + cap-sdio-irq; + card-detect-delay = <200>; + keep-power-in-suspend; + mmc-pwrseq = <&mmc1_pwrseq>; + non-removable; + pinctrl-0 = <&sd1_clk>, <&sd1_cmd>, <&sd1_int>, <&sd1_bus1>, + <&sd1_bus4>, <&wifi_en>; + pinctrl-names = "default"; + vqmmc-supply = <&ldo2_reg>; + samsung,dw-mshc-ciu-div = <1>; + samsung,dw-mshc-ddr-timing = <0 2>; + samsung,dw-mshc-sdr-timing = <0 1>; + status = "okay"; +}; + /* External sdcard */ &mmc_2 { status = "okay"; @@ -649,6 +676,11 @@ s2mps11_irq: s2mps11-irq-pins { samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; }; + + wifi_en: wifi-en-pins { + samsung,pins = "gpy7-7"; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + }; }; &rtc { --- base-commit: 9a5dbb835fd396c78da34b26ee91db6d529d096d change-id: 20231210-galaxy-tab-s-cleanup-14da98b23606 Best regards, -- Henrik Grimler <henrik@xxxxxxxxxx>