Module Name: src
Committed By: jmcneill
Date: Sat Dec 2 18:56:18 UTC 2017
Modified Files:
src/sys/arch/arm/sunxi: sunxi_twi.c
Log Message:
Support nodes w/o a defined clock.
To generate a diff of this commit:
cvs rdiff -u -r1.7 -r1.8 src/sys/arch/arm/sunxi/sunxi_twi.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/sunxi/sunxi_twi.c
diff -u src/sys/arch/arm/sunxi/sunxi_twi.c:1.7 src/sys/arch/arm/sunxi/sunxi_twi.c:1.8
--- src/sys/arch/arm/sunxi/sunxi_twi.c:1.7 Thu Nov 30 20:41:21 2017
+++ src/sys/arch/arm/sunxi/sunxi_twi.c Sat Dec 2 18:56:18 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: sunxi_twi.c,v 1.7 2017/11/30 20:41:21 jmcneill Exp $ */
+/* $NetBSD: sunxi_twi.c,v 1.8 2017/12/02 18:56:18 jmcneill Exp $ */
/*-
* Copyright (c) 2017 Jared McNeill <[email protected]>
@@ -33,7 +33,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunxi_twi.c,v 1.7 2017/11/30 20:41:21 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunxi_twi.c,v 1.8 2017/12/02 18:56:18 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -189,11 +189,11 @@ sunxi_twi_attach(device_t parent, device
return;
}
- clk = fdtbus_clock_get_index(phandle, 0);
- if (clk == NULL || clk_enable(clk) != 0) {
- aprint_error(": couldn't enable clock\n");
- return;
- }
+ if ((clk = fdtbus_clock_get_index(phandle, 0)) != NULL)
+ if (clk_enable(clk) != 0) {
+ aprint_error(": couldn't enable clock\n");
+ return;
+ }
if ((rst = fdtbus_reset_get_index(phandle, 0)) != NULL)
if (fdtbus_reset_deassert(rst) != 0) {
aprint_error(": couldn't de-assert reset\n");
@@ -212,7 +212,8 @@ sunxi_twi_attach(device_t parent, device
/*
* Set clock rate to 100kHz.
*/
- sunxi_twi_set_clock(sc, clk_get_rate(clk), 100000);
+ if (clk != NULL)
+ sunxi_twi_set_clock(sc, clk_get_rate(clk), 100000);
ih = fdtbus_intr_establish(phandle, 0, IPL_VM, 0, gttwsi_intr, sc);
if (ih == NULL) {
