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SubjectRe: [PATCH 2/2] bus: ti-sysc: Add mcasp optional clocks flag
* Tony Lindgren <tony@atomide.com> [181115 22:03]:
> We have OPT_CLKS_NEEDED in legacy platform data, but it's missing
> from the ti-sysc driver for device tree based configuration.
>
> In order to pass OPT_CLKS_NEEDED quirk flag we need to update omap4 module
> data and add a new compatible for dra7 as the module layout is different
> from sysc_regbits_omap4_mcasp.

And below is the related dts change for dra7.

Regards,

Tony

8< -----------------
From tony Mon Sep 17 00:00:00 2001
From: Tony Lindgren <tony@atomide.com>
Date: Wed, 31 Oct 2018 09:02:18 -0700
Subject: [PATCH] ARM: dts: Use dra7 mcasp compatible for mcasp instances

Looks like dra7 needs optional clocks enabled for mcasp unlike
am33xx and am437x do.

Signed-off-by: Tony Lindgren <tony@atomide.com>
---
arch/arm/boot/dts/dra7-l4.dtsi | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/arch/arm/boot/dts/dra7-l4.dtsi b/arch/arm/boot/dts/dra7-l4.dtsi
--- a/arch/arm/boot/dts/dra7-l4.dtsi
+++ b/arch/arm/boot/dts/dra7-l4.dtsi
@@ -2718,7 +2718,7 @@
};

target-module@60000 { /* 0x48460000, ap 9 0e.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp1";
reg = <0x60000 0x4>,
<0x60004 0x4>;
@@ -2752,7 +2752,7 @@
};

target-module@64000 { /* 0x48464000, ap 11 1e.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp2";
reg = <0x64000 0x4>,
<0x64004 0x4>;
@@ -2786,7 +2786,7 @@
};

target-module@68000 { /* 0x48468000, ap 13 26.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp3";
reg = <0x68000 0x4>,
<0x68004 0x4>;
@@ -2819,7 +2819,7 @@
};

target-module@6c000 { /* 0x4846c000, ap 15 2e.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp4";
reg = <0x6c000 0x4>,
<0x6c004 0x4>;
@@ -2852,7 +2852,7 @@
};

target-module@70000 { /* 0x48470000, ap 19 36.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp5";
reg = <0x70000 0x4>,
<0x70004 0x4>;
@@ -2885,7 +2885,7 @@
};

target-module@74000 { /* 0x48474000, ap 35 14.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp6";
reg = <0x74000 0x4>,
<0x74004 0x4>;
@@ -2918,7 +2918,7 @@
};

target-module@78000 { /* 0x48478000, ap 39 0c.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp7";
reg = <0x78000 0x4>,
<0x78004 0x4>;
@@ -2951,7 +2951,7 @@
};

target-module@7c000 { /* 0x4847c000, ap 43 04.0 */
- compatible = "ti,sysc-omap4-simple", "ti,sysc";
+ compatible = "ti,sysc-dra7-mcasp", "ti,sysc";
ti,hwmods = "mcasp8";
reg = <0x7c000 0x4>,
<0x7c004 0x4>;
--
2.19.1
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