From: narmstrong@baylibre.com (Neil Armstrong)
To: linus-amlogic@lists.infradead.org
Subject: [PATCH] ARM64: dts: meson: bump mali450 clk to 744MHz
Date: Mon, 12 Mar 2018 12:10:21 +0100 [thread overview]
Message-ID: <1520853021-5412-1-git-send-email-narmstrong@baylibre.com> (raw)
The Mali-450 IP can run up to 744MHz, bump the frequency using
the GP0 PLL clock.
Cc: Michal Lazo <michal.lazo@gmail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 11 +++++++----
arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi | 11 +++++++----
2 files changed, 14 insertions(+), 8 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index 3290a4dc..6013d32 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -284,14 +284,17 @@
* MALI_0 and MALI_1 muxed to a single clock by a glitch
* free mux to safely change frequency while running.
*/
- assigned-clocks = <&clkc CLKID_MALI_0_SEL>,
+ assigned-clocks = <&clkc CLKID_GP0_PLL>,
+ <&clkc CLKID_MALI_0_SEL>,
<&clkc CLKID_MALI_0>,
<&clkc CLKID_MALI>; /* Glitch free mux */
- assigned-clock-parents = <&clkc CLKID_FCLK_DIV3>,
+ assigned-clock-parents = <0>, /* Do Nothing */
+ <&clkc CLKID_GP0_PLL>,
<0>, /* Do Nothing */
<&clkc CLKID_MALI_0>;
- assigned-clock-rates = <0>, /* Do Nothing */
- <666666666>,
+ assigned-clock-rates = <744000000>,
+ <0>, /* Do Nothing */
+ <744000000>,
<0>; /* Do Nothing */
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi
index f06cc234..972df67 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi
@@ -30,14 +30,17 @@
* MALI_0 and MALI_1 muxed to a single clock by a glitch
* free mux to safely change frequency while running.
*/
- assigned-clocks = <&clkc CLKID_MALI_0_SEL>,
+ assigned-clocks = <&clkc CLKID_GP0_PLL>,
+ <&clkc CLKID_MALI_0_SEL>,
<&clkc CLKID_MALI_0>,
<&clkc CLKID_MALI>; /* Glitch free mux */
- assigned-clock-parents = <&clkc CLKID_FCLK_DIV3>,
+ assigned-clock-parents = <0>, /* Do Nothing */
+ <&clkc CLKID_GP0_PLL>,
<0>, /* Do Nothing */
<&clkc CLKID_MALI_0>;
- assigned-clock-rates = <0>, /* Do Nothing */
- <666666666>,
+ assigned-clock-rates = <744000000>,
+ <0>, /* Do Nothing */
+ <744000000>,
<0>; /* Do Nothing */
};
};
--
2.7.4
next reply other threads:[~2018-03-12 11:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-12 11:10 Neil Armstrong [this message]
2018-03-19 23:39 ` Kevin Hilman
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