aboutsummaryrefslogtreecommitdiffstats
path: root/roms/u-boot/drivers/usb/host/ohci-ep93xx.c
diff options
context:
space:
mode:
authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/drivers/usb/host/ohci-ep93xx.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/drivers/usb/host/ohci-ep93xx.c')
-rw-r--r--roms/u-boot/drivers/usb/host/ohci-ep93xx.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/roms/u-boot/drivers/usb/host/ohci-ep93xx.c b/roms/u-boot/drivers/usb/host/ohci-ep93xx.c
new file mode 100644
index 000000000..9654fa299
--- /dev/null
+++ b/roms/u-boot/drivers/usb/host/ohci-ep93xx.c
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2013
+ * Sergey Kostanbaev < sergey.kostanbaev <at> fairwaves.ru >
+ */
+
+#include <config.h>
+#include <common.h>
+
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT)
+#include <asm/io.h>
+#include <asm/arch/ep93xx.h>
+
+int usb_cpu_init(void)
+{
+ struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE;
+ unsigned long pwr = readl(&syscon->pwrcnt);
+ writel(pwr | SYSCON_PWRCNT_USH_EN, &syscon->pwrcnt);
+
+ return 0;
+}
+
+int usb_cpu_stop(void)
+{
+ struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE;
+ unsigned long pwr = readl(&syscon->pwrcnt);
+ writel(pwr & ~SYSCON_PWRCNT_USH_EN, &syscon->pwrcnt);
+
+ return 0;
+}
+
+int usb_cpu_init_fail(void)
+{
+ return usb_cpu_stop();
+}
+
+#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) */