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Diffstat (limited to 'arch/arm/mach-ux500/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-ux500/include/mach/uncompress.h23
1 files changed, 14 insertions, 9 deletions
diff --git a/arch/arm/mach-ux500/include/mach/uncompress.h b/arch/arm/mach-ux500/include/mach/uncompress.h
index 0271ca0a83df..9a6614c6808e 100644
--- a/arch/arm/mach-ux500/include/mach/uncompress.h
+++ b/arch/arm/mach-ux500/include/mach/uncompress.h
@@ -19,38 +19,43 @@
19#define __ASM_ARCH_UNCOMPRESS_H 19#define __ASM_ARCH_UNCOMPRESS_H
20 20
21#include <asm/setup.h> 21#include <asm/setup.h>
22#include <asm/mach-types.h>
22#include <linux/io.h> 23#include <linux/io.h>
24#include <linux/amba/serial.h>
23#include <mach/hardware.h> 25#include <mach/hardware.h>
24 26
25#define U8500_UART_DR 0x80007000 27static u32 ux500_uart_base;
26#define U8500_UART_LCRH 0x8000702c
27#define U8500_UART_CR 0x80007030
28#define U8500_UART_FR 0x80007018
29 28
30static void putc(const char c) 29static void putc(const char c)
31{ 30{
32 /* Do nothing if the UART is not enabled. */ 31 /* Do nothing if the UART is not enabled. */
33 if (!(__raw_readb(U8500_UART_CR) & 0x1)) 32 if (!(__raw_readb(ux500_uart_base + UART011_CR) & 0x1))
34 return; 33 return;
35 34
36 if (c == '\n') 35 if (c == '\n')
37 putc('\r'); 36 putc('\r');
38 37
39 while (__raw_readb(U8500_UART_FR) & (1 << 5)) 38 while (__raw_readb(ux500_uart_base + UART01x_FR) & (1 << 5))
40 barrier(); 39 barrier();
41 __raw_writeb(c, U8500_UART_DR); 40 __raw_writeb(c, ux500_uart_base + UART01x_DR);
42} 41}
43 42
44static void flush(void) 43static void flush(void)
45{ 44{
46 if (!(__raw_readb(U8500_UART_CR) & 0x1)) 45 if (!(__raw_readb(ux500_uart_base + UART011_CR) & 0x1))
47 return; 46 return;
48 while (__raw_readb(U8500_UART_FR) & (1 << 3)) 47 while (__raw_readb(ux500_uart_base + UART01x_FR) & (1 << 3))
49 barrier(); 48 barrier();
50} 49}
51 50
52static inline void arch_decomp_setup(void) 51static inline void arch_decomp_setup(void)
53{ 52{
53 if (machine_is_u8500())
54 ux500_uart_base = U8500_UART2_BASE;
55 else if (machine_is_u5500())
56 ux500_uart_base = U5500_UART0_BASE;
57 else /* not much can be done to help here */
58 ux500_uart_base = U8500_UART2_BASE;
54} 59}
55 60
56#define arch_decomp_wdog() /* nothing to do here */ 61#define arch_decomp_wdog() /* nothing to do here */