linux-kernel - [PATCH v4 3/5] MIPS: Add Realtek RTL838x/RTL839x support as generic MIPS system

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Date:   Tue, 19 Jan 2021 10:21:07 +0100
From:   Bert Vermeulen <bert@...t.com>
To:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Rob Herring <robh+dt@...nel.org>, linux-mips@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sander Vanheule <sander@...nheule.net>,
        John Crispin <john@...ozen.org>,
        Birger Koblitz <mail@...ger-koblitz.de>
Cc:     Bert Vermeulen <bert@...t.com>
Subject: [PATCH v4 3/5] MIPS: Add Realtek RTL838x/RTL839x support as generic MIPS system

This is just enough system to boot the kernel with earlycon working.

Signed-off-by: Bert Vermeulen <bert@...t.com>
Signed-off-by: Sander Vanheule <sander@...nheule.net>
---
 arch/mips/Kconfig | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 0a17bedf4f0d..0986d0c4405f 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -627,6 +627,27 @@ config RALINK
 	select ARCH_HAS_RESET_CONTROLLER
 	select RESET_CONTROLLER
 
+config MACH_REALTEK_RTL
+	bool "Realtek RTL838x/RTL839x based machines"
+	select MIPS_GENERIC
+	select DMA_NONCOHERENT
+	select IRQ_MIPS_CPU
+	select CSRC_R4K
+	select CEVT_R4K
+	select SYS_HAS_CPU_MIPS32_R1
+	select SYS_HAS_CPU_MIPS32_R2
+	select SYS_SUPPORTS_BIG_ENDIAN
+	select SYS_SUPPORTS_32BIT_KERNEL
+	select SYS_SUPPORTS_MIPS16
+	select SYS_SUPPORTS_MULTITHREADING
+	select SYS_SUPPORTS_VPE_LOADER
+	select SYS_HAS_EARLY_PRINTK
+	select SYS_HAS_EARLY_PRINTK_8250
+	select USE_GENERIC_EARLY_PRINTK_8250
+	select BOOT_RAW
+	select PINCTRL
+	select USE_OF
+
 config SGI_IP22
 	bool "SGI IP22 (Indy/Indigo2)"
 	select ARC_MEMORY
-- 
2.25.1