| From 48bf88ebb1abf55168f636d7a6edf2ca79be13c6 Mon Sep 17 00:00:00 2001 |
| From: Phil Elwell <phil@raspberrypi.com> |
| Date: Wed, 6 May 2020 14:25:20 +0100 |
| Subject: [PATCH] overlays: sc16is752-spi1: Add xtal parameter |
| |
| The other sc16is75x overlays have an xtal parameter to allow a |
| different crystal frequency to be specified, but sc16is752-spi1 |
| doesn't. Fix this omission. |
| |
| See: https://www.raspberrypi.org/forums/viewtopic.php?f=107&t=273234 |
| |
| Signed-off-by: Phil Elwell <phil@raspberrypi.com> |
| --- |
| arch/arm/boot/dts/overlays/README | 1 + |
| arch/arm/boot/dts/overlays/sc16is752-spi1-overlay.dts | 3 ++- |
| 2 files changed, 3 insertions(+), 1 deletion(-) |
| |
| --- a/arch/arm/boot/dts/overlays/README |
| +++ b/arch/arm/boot/dts/overlays/README |
| @@ -2114,6 +2114,7 @@ Info: Overlay for the NXP SC16IS752 Du |
| |
| Load: dtoverlay=sc16is752-spi1,<param>=<val> |
| Params: int_pin GPIO used for IRQ (default 24) |
| + xtal On-board crystal frequency (default 14745600) |
| |
| |
| Name: sdhost |
| --- a/arch/arm/boot/dts/overlays/sc16is752-spi1-overlay.dts |
| +++ b/arch/arm/boot/dts/overlays/sc16is752-spi1-overlay.dts |
| @@ -56,6 +56,7 @@ |
| }; |
| |
| __overrides__ { |
| - int_pin = <&sc16is752>,"interrupts:0"; |
| + int_pin = <&sc16is752>,"interrupts:0"; |
| + xtal = <&sc16is752_clk>,"clock-frequency:0"; |
| }; |
| }; |