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authorPaul Cercueil <paul@crapouillou.net>2018-01-16 18:48:01 +0300
committerJames Hogan <jhogan@kernel.org>2018-01-19 01:07:31 +0300
commit9be5f3e92ed5a4176bb4d99b498dc87aaafa622b (patch)
tree91297e21557985dc958ac8fd1fefc174e8177c55 /arch/mips/jz4740
parentce0d60f731f0011a3e0b6e7d17a01f229313d2a0 (diff)
downloadlinux-9be5f3e92ed5a4176bb4d99b498dc87aaafa622b.tar.xz
MIPS: ingenic: Initial JZ4770 support
Provide just enough bits (clocks, clocksource, uart) to allow a kernel to boot on the JZ4770 SoC to a initramfs userspace. Signed-off-by: Paul Cercueil <paul@crapouillou.net> Reviewed-by: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> Reviewed-by: James Hogan <jhogan@kernel.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Maarten ter Huurne <maarten@treewalker.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/18487/ Signed-off-by: James Hogan <jhogan@kernel.org>
Diffstat (limited to 'arch/mips/jz4740')
-rw-r--r--arch/mips/jz4740/Kconfig6
-rw-r--r--arch/mips/jz4740/time.c2
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
index 643af2012e14..29a9361a2b77 100644
--- a/arch/mips/jz4740/Kconfig
+++ b/arch/mips/jz4740/Kconfig
@@ -18,6 +18,12 @@ config MACH_JZ4740
bool
select SYS_HAS_CPU_MIPS32_R1
+config MACH_JZ4770
+ bool
+ select MIPS_CPU_SCACHE
+ select SYS_HAS_CPU_MIPS32_R2
+ select SYS_SUPPORTS_HIGHMEM
+
config MACH_JZ4780
bool
select MIPS_CPU_SCACHE
diff --git a/arch/mips/jz4740/time.c b/arch/mips/jz4740/time.c
index bb1ad5119da4..2ca9160f642a 100644
--- a/arch/mips/jz4740/time.c
+++ b/arch/mips/jz4740/time.c
@@ -113,7 +113,7 @@ static struct clock_event_device jz4740_clockevent = {
#ifdef CONFIG_MACH_JZ4740
.irq = JZ4740_IRQ_TCU0,
#endif
-#ifdef CONFIG_MACH_JZ4780
+#if defined(CONFIG_MACH_JZ4770) || defined(CONFIG_MACH_JZ4780)
.irq = JZ4780_IRQ_TCU2,
#endif
};