WIP: add WiFi to stm32

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
RobertCNelson · Feb 3, 2020 · 57be275 · 57be275
1 parent d96cdf8
commit 57be275
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Showing 4 changed files with 59 additions and 2 deletions.
diff --git a/patch.sh b/patch.sh
@@ -441,6 +441,7 @@ soc () {
 
 	dir 'soc/ti/panda'
 	dir 'soc/stm32'
+	dir 'soc/stm32_wifi'
 }
 
 ###

diff --git a/patches/defconfig b/patches/defconfig
@@ -8053,7 +8053,7 @@ CONFIG_NVMEM_SYSFS=y
 # CONFIG_NVMEM_IMX_OCOTP is not set
 CONFIG_ROCKCHIP_EFUSE=m
 # CONFIG_ROCKCHIP_OTP is not set
-# CONFIG_NVMEM_STM32_ROMEM is not set
+CONFIG_NVMEM_STM32_ROMEM=m
 CONFIG_NVMEM_SUNXI_SID=m
 # CONFIG_NVMEM_SNVS_LPGPR is not set
 

diff --git a/patches/soc/stm32_wifi/0001-stm32mp157c-dk2.dts-add-WiFi.patch b/patches/soc/stm32_wifi/0001-stm32mp157c-dk2.dts-add-WiFi.patch
@@ -0,0 +1,56 @@
+From 4dc334f8d20f245be794f706be4215a1fa09c426 Mon Sep 17 00:00:00 2001
+From: Robert Nelson <robertcnelson@gmail.com>
+Date: Mon, 3 Feb 2020 10:14:36 -0600
+Subject: [PATCH] stm32mp157c-dk2.dts: add WiFi
+
+Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
+---
+ arch/arm/boot/dts/stm32mp157c-dk2.dts | 28 +++++++++++++++++++++++++++
+ 1 file changed, 28 insertions(+)
+
+diff --git a/arch/arm/boot/dts/stm32mp157c-dk2.dts b/arch/arm/boot/dts/stm32mp157c-dk2.dts
+index 7985b80967ca..51cd0beaf904 100644
+--- a/arch/arm/boot/dts/stm32mp157c-dk2.dts
++++ b/arch/arm/boot/dts/stm32mp157c-dk2.dts
+@@ -24,6 +24,11 @@ aliases {
+ 	chosen {
+ 		stdout-path = "serial0:115200n8";
+ 	};
++
++	wifi_pwrseq: wifi-pwrseq {
++		compatible = "mmc-pwrseq-simple";
++		reset-gpios = <&gpioh 4 GPIO_ACTIVE_LOW>;
++	};
+ };
+
+ &dsi {
+@@ -92,3 +97,26 @@ ltdc_ep1_out: endpoint@1 {
+ 		};
+ 	};
+ };
++
++/* Wifi */
++&sdmmc2 {
++	arm,primecell-periphid = <0x10153180>;
++	pinctrl-names = "default", "opendrain", "sleep";
++	pinctrl-0 = <&sdmmc2_b4_pins_b>;
++	pinctrl-1 = <&sdmmc2_b4_od_pins_b>;
++	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
++	non-removable;
++	st,neg-edge;
++	bus-width = <4>;
++	vmmc-supply = <&v3v3>;
++	mmc-pwrseq = <&wifi_pwrseq>;
++	#address-cells = <1>;
++	#size-cells = <0>;
++	keep-power-in-suspend;
++	status = "okay";
++
++	brcmf: bcrmf@1 {
++		reg = <1>;
++		compatible = "brcm,bcm4329-fmac";
++	};
++};
+-- 
+2.24.1
+
diff --git a/version.sh b/version.sh
@@ -38,7 +38,7 @@ KERNEL_REL=5.5
 KERNEL_TAG=${KERNEL_REL}.1
 kernel_rt=".X-rtY"
 #Kernel Build
-BUILD=${build_prefix}6
+BUILD=${build_prefix}6.1
 
 #v5.X-rcX + upto SHA
 #prev_KERNEL_SHA=""