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Diffstat (limited to 'arch/mips/netlogic/xlr/platform.c')
-rw-r--r--arch/mips/netlogic/xlr/platform.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/arch/mips/netlogic/xlr/platform.c b/arch/mips/netlogic/xlr/platform.c
index 609ec253464..eab64b45dff 100644
--- a/arch/mips/netlogic/xlr/platform.c
+++ b/arch/mips/netlogic/xlr/platform.c
@@ -15,18 +15,19 @@
#include <linux/serial_8250.h>
#include <linux/serial_reg.h>
+#include <asm/netlogic/haldefs.h>
#include <asm/netlogic/xlr/iomap.h>
#include <asm/netlogic/xlr/pic.h>
#include <asm/netlogic/xlr/xlr.h>
unsigned int nlm_xlr_uart_in(struct uart_port *p, int offset)
{
- nlm_reg_t *mmio;
+ uint64_t uartbase;
unsigned int value;
- /* XLR uart does not need any mapping of regs */
- mmio = (nlm_reg_t *)(p->membase + (offset << p->regshift));
- value = netlogic_read_reg(mmio, 0);
+ /* sign extend to 64 bits, if needed */
+ uartbase = (uint64_t)(long)p->membase;
+ value = nlm_read_reg(uartbase, offset);
/* See XLR/XLS errata */
if (offset == UART_MSR)
@@ -39,10 +40,10 @@ unsigned int nlm_xlr_uart_in(struct uart_port *p, int offset)
void nlm_xlr_uart_out(struct uart_port *p, int offset, int value)
{
- nlm_reg_t *mmio;
+ uint64_t uartbase;
- /* XLR uart does not need any mapping of regs */
- mmio = (nlm_reg_t *)(p->membase + (offset << p->regshift));
+ /* sign extend to 64 bits, if needed */
+ uartbase = (uint64_t)(long)p->membase;
/* See XLR/XLS errata */
if (offset == UART_MSR)
@@ -50,7 +51,7 @@ void nlm_xlr_uart_out(struct uart_port *p, int offset, int value)
else if (offset == UART_MCR)
value ^= 0x3;
- netlogic_write_reg(mmio, 0, value);
+ nlm_write_reg(uartbase, offset, value);
}
#define PORT(_irq) \
@@ -82,15 +83,15 @@ static struct platform_device uart_device = {
static int __init nlm_uart_init(void)
{
- nlm_reg_t *mmio;
+ unsigned long uartbase;
- mmio = netlogic_io_mmio(NETLOGIC_IO_UART_0_OFFSET);
- xlr_uart_data[0].membase = (void __iomem *)mmio;
- xlr_uart_data[0].mapbase = CPHYSADDR((unsigned long)mmio);
+ uartbase = (unsigned long)nlm_mmio_base(NETLOGIC_IO_UART_0_OFFSET);
+ xlr_uart_data[0].membase = (void __iomem *)uartbase;
+ xlr_uart_data[0].mapbase = CPHYSADDR(uartbase);
- mmio = netlogic_io_mmio(NETLOGIC_IO_UART_1_OFFSET);
- xlr_uart_data[1].membase = (void __iomem *)mmio;
- xlr_uart_data[1].mapbase = CPHYSADDR((unsigned long)mmio);
+ uartbase = (unsigned long)nlm_mmio_base(NETLOGIC_IO_UART_1_OFFSET);
+ xlr_uart_data[1].membase = (void __iomem *)uartbase;
+ xlr_uart_data[1].mapbase = CPHYSADDR(uartbase);
return platform_device_register(&uart_device);
}