MIPS: Netlogic: Support compressed kernel
Add SYS_SUPPORTS_ZBOOT and SYS_SUPPORTS_ZBOOT_UART16550 config options
for XLR and XLP.
Update boot/compressed/uart-16550.c to add UART port for XLR and XLP.
Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5417/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index a46b0a2..69bf310 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -788,6 +788,8 @@
select SYS_HAS_EARLY_PRINTK
select USB_ARCH_HAS_OHCI if USB_SUPPORT
select USB_ARCH_HAS_EHCI if USB_SUPPORT
+ select SYS_SUPPORTS_ZBOOT
+ select SYS_SUPPORTS_ZBOOT_UART16550
help
Support for systems based on Netlogic XLR and XLS processors.
Say Y here if you have a XLR or XLS based board.
@@ -814,6 +816,8 @@
select SYNC_R4K
select SYS_HAS_EARLY_PRINTK
select USE_OF
+ select SYS_SUPPORTS_ZBOOT
+ select SYS_SUPPORTS_ZBOOT_UART16550
help
This board is based on Netlogic XLP Processor.
Say Y here if you have a XLP based board.
diff --git a/arch/mips/boot/compressed/uart-16550.c b/arch/mips/boot/compressed/uart-16550.c
index 90ae440..c01d343 100644
--- a/arch/mips/boot/compressed/uart-16550.c
+++ b/arch/mips/boot/compressed/uart-16550.c
@@ -23,6 +23,18 @@
#define PORT(offset) (UART0_BASE + (4 * offset))
#endif
+#ifdef CONFIG_CPU_XLR
+#define UART0_BASE 0x1EF14000
+#define PORT(offset) (CKSEG1ADDR(UART0_BASE) + (4 * offset))
+#define IOTYPE unsigned int
+#endif
+
+#ifdef CONFIG_CPU_XLP
+#define UART0_BASE 0x18030100
+#define PORT(offset) (CKSEG1ADDR(UART0_BASE) + (4 * offset))
+#define IOTYPE unsigned int
+#endif
+
#ifndef IOTYPE
#define IOTYPE char
#endif