Commit f8631e7b authored by Alistair Buxton's avatar Alistair Buxton
Browse files

OMAP850: Fix zImage booting 



This adds the OMAP850 JTAG ID to the IDs checked by OMAP uncompress.h putc.
Without this putc hangs up trying to check the uarts and zImage crashes.

Signed-off-by: default avatarAlistair Buxton <a.j.buxton@gmail.com>
parent 1f73b4de

arch/arm/plat-omap/include/mach/uncompress.h

+2 −1
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ unsigned int system_rev; 


#define UART_OMAP_MDR1		0x08	/* mode definition register */

#define OMAP_ID_730		0x355F

#define OMAP_ID_850		0x362C

#define ID_MASK			0x7fff

#define check_port(base, shift) ((base[UART_OMAP_MDR1 << shift] & 7) == 0)

#define omap_get_id() ((*(volatile unsigned int *)(0xfffed404)) >> 12) & ID_MASK
@@ -53,7 +54,7 @@ static void putc(int c) 
		/* MMU is not on, so cpu_is_omapXXXX() won't work here */

		unsigned int omap_id = omap_get_id();



		if (omap_id == OMAP_ID_730)

		if (omap_id == OMAP_ID_730 || omap_id == OMAP_ID_850)

			shift = 0;



		if (check_port(uart, shift))

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