Re: [RFC 3/4] MIPS: Ingenic: Initial X1000 SoC support
From: James Hogan <jhogan@kernel.org>
Date: 2018-03-06 00:08:41
Also in:
linux-clk, linux-mips, lkml
On Wed, Sep 27, 2017 at 08:45:26PM +0530, PrasannaKumar Muralidharan wrote:
Add initial Ingenic X1000 SoC support. Provide minimum necessary information to boot kernel to an initramfs userspace. Signed-off-by: PrasannaKumar Muralidharan <redacted> --- arch/mips/boot/dts/ingenic/x1000.dtsi | 93 +++++++++++++++++++++++++++++++++++ arch/mips/jz4740/Kconfig | 6 +++ arch/mips/jz4740/time.c | 2 +- 3 files changed, 100 insertions(+), 1 deletion(-) create mode 100644 arch/mips/boot/dts/ingenic/x1000.dtsi
arch/mips/jz4780/setup.c, specifically get_board_mach_type() and get_system_type() will need updating too. Does X1000 use a different PRID, or is it basically just a JZ4780 core with different SoC peripherals?
quoted hunk ↗ jump to hunk
diff --git a/arch/mips/boot/dts/ingenic/x1000.dtsi b/arch/mips/boot/dts/ingenic/x1000.dtsi new file mode 100644 index 0000000..abbb9ec --- /dev/null +++ b/arch/mips/boot/dts/ingenic/x1000.dtsi@@ -0,0 +1,93 @@ +/* + * Copyright (C) 2016 PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied.
(these will need updating to use SPDX identifiers if you respin)
+ cgu: jz4780-cgu@10000000 {not sure jz4780 is appropriate here.
+ compatible = "ingenic,x1000-cgu"; + reg = <0x10000000 0x100>; + + clocks = <&ext>, <&rtc>; + clock-names = "ext", "rtc"; + + #clock-cells = <1>; + };
Cheers James
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