kernel: bump 5.4 to 5.4.48
[oweals/openwrt.git] / target / linux / bcm27xx / patches-5.4 / 950-0709-overlays-sc16is752-spi1-Add-xtal-parameter.patch
1 From 48bf88ebb1abf55168f636d7a6edf2ca79be13c6 Mon Sep 17 00:00:00 2001
2 From: Phil Elwell <phil@raspberrypi.com>
3 Date: Wed, 6 May 2020 14:25:20 +0100
4 Subject: [PATCH] overlays: sc16is752-spi1: Add xtal parameter
5
6 The other sc16is75x overlays have an xtal parameter to allow a
7 different crystal frequency to be specified, but sc16is752-spi1
8 doesn't. Fix this omission.
9
10 See: https://www.raspberrypi.org/forums/viewtopic.php?f=107&t=273234
11
12 Signed-off-by: Phil Elwell <phil@raspberrypi.com>
13 ---
14  arch/arm/boot/dts/overlays/README                     | 1 +
15  arch/arm/boot/dts/overlays/sc16is752-spi1-overlay.dts | 3 ++-
16  2 files changed, 3 insertions(+), 1 deletion(-)
17
18 --- a/arch/arm/boot/dts/overlays/README
19 +++ b/arch/arm/boot/dts/overlays/README
20 @@ -2114,6 +2114,7 @@ Info:   Overlay for the NXP SC16IS752 Du
21  
22  Load:   dtoverlay=sc16is752-spi1,<param>=<val>
23  Params: int_pin                 GPIO used for IRQ (default 24)
24 +        xtal                    On-board crystal frequency (default 14745600)
25  
26  
27  Name:   sdhost
28 --- a/arch/arm/boot/dts/overlays/sc16is752-spi1-overlay.dts
29 +++ b/arch/arm/boot/dts/overlays/sc16is752-spi1-overlay.dts
30 @@ -56,6 +56,7 @@
31         };
32  
33      __overrides__ {
34 -      int_pin = <&sc16is752>,"interrupts:0";
35 +               int_pin = <&sc16is752>,"interrupts:0";
36 +               xtal = <&sc16is752_clk>,"clock-frequency:0";
37      };
38  };