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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/mips/mach-mtmips/mt7620/serial.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/mips/mach-mtmips/mt7620/serial.c')
-rw-r--r--roms/u-boot/arch/mips/mach-mtmips/mt7620/serial.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/roms/u-boot/arch/mips/mach-mtmips/mt7620/serial.c b/roms/u-boot/arch/mips/mach-mtmips/mt7620/serial.c
new file mode 100644
index 000000000..44f061cd6
--- /dev/null
+++ b/roms/u-boot/arch/mips/mach-mtmips/mt7620/serial.c
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020 MediaTek Inc.
+ *
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#include <asm/io.h>
+#include <asm/addrspace.h>
+#include "mt7620.h"
+
+void board_debug_uart_init(void)
+{
+ void __iomem *base = ioremap_nocache(SYSCTL_BASE, SYSCTL_SIZE);
+
+#if CONFIG_DEBUG_UART_BASE == 0xb0000500 /* KSEG1ADDR(UARTFULL_BASE) */
+ clrsetbits_32(base + SYSCTL_GPIOMODE_REG, UARTF_SHARE_MODE_M,
+ UARTF_MODE_UARTF_GPIO << UARTF_SHARE_MODE_S);
+#else
+ clrbits_32(base + SYSCTL_GPIOMODE_REG, UARTL_GPIO_MODE);
+#endif
+}
+
+void mtmips_spl_serial_init(void)
+{
+#ifdef CONFIG_SPL_SERIAL_SUPPORT
+ void __iomem *base = ioremap_nocache(SYSCTL_BASE, SYSCTL_SIZE);
+
+#if CONFIG_CONS_INDEX == 1
+ clrbits_32(base + SYSCTL_GPIOMODE_REG, UARTL_GPIO_MODE);
+#elif CONFIG_CONS_INDEX == 2
+ clrsetbits_32(base + SYSCTL_GPIOMODE_REG, UARTF_SHARE_MODE_M,
+ UARTF_MODE_UARTF_GPIO << UARTF_SHARE_MODE_S);
+#endif
+#endif /* CONFIG_SPL_SERIAL_SUPPORT */
+}