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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/arch/arm/mach-nexell/reset.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/arm/mach-nexell/reset.c')
-rw-r--r--roms/u-boot/arch/arm/mach-nexell/reset.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-nexell/reset.c b/roms/u-boot/arch/arm/mach-nexell/reset.c
new file mode 100644
index 000000000..1f732a3d3
--- /dev/null
+++ b/roms/u-boot/arch/arm/mach-nexell/reset.c
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2016 Nexell
+ * Youngbok, Park <park@nexell.co.kr>
+ */
+
+/*
+ *FIXME : Not support device tree & reset control driver.
+ * will remove after support device tree & reset control driver.
+ */
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/nexell.h>
+#include <asm/arch/reset.h>
+
+struct nx_rstcon_registerset {
+ u32 regrst[(NUMBER_OF_RESET_MODULE_PIN + 31) >> 5];
+};
+
+static struct nx_rstcon_registerset *nx_rstcon =
+ (struct nx_rstcon_registerset *)PHY_BASEADDR_RSTCON;
+
+void nx_rstcon_setrst(u32 rstindex, enum rstcon status)
+{
+ u32 regnum, bitpos, curstat;
+
+ regnum = rstindex >> 5;
+ curstat = (u32)readl(&nx_rstcon->regrst[regnum]);
+ bitpos = rstindex & 0x1f;
+ curstat &= ~(1UL << bitpos);
+ curstat |= (status & 0x01) << bitpos;
+ writel(curstat, &nx_rstcon->regrst[regnum]);
+}