Commit a3a9b36e authored by Tony Lindgren's avatar Tony Lindgren
Browse files

omap2/3/4: Fix mach-omap2/serial.c for multiboot 



Initialize UART4 only for 3630 and 44xx.

Acked-by: default avatarSantosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 3f1686a9

arch/arm/mach-omap2/serial.c

+20 −7
Original line number Diff line number Diff line
@@ -114,7 +114,7 @@ static struct plat_serial8250_port serial_platform_data2[] = { 
	}

};



#ifdef CONFIG_ARCH_OMAP4

#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)

static struct plat_serial8250_port serial_platform_data3[] = {

	{

		.irq		= 70,
@@ -126,6 +126,15 @@ static struct plat_serial8250_port serial_platform_data3[] = { 
		.flags		= 0

	}

};



static inline void omap2_set_globals_uart4(struct omap_globals *omap2_globals)

{

	serial_platform_data3[0].mapbase = omap2_globals->uart4_phys;

}

#else

static inline void omap2_set_globals_uart4(struct omap_globals *omap2_globals)

{

}

#endif



void __init omap2_set_globals_uart(struct omap_globals *omap2_globals)
@@ -133,9 +142,8 @@ void __init omap2_set_globals_uart(struct omap_globals *omap2_globals) 
	serial_platform_data0[0].mapbase = omap2_globals->uart1_phys;

	serial_platform_data1[0].mapbase = omap2_globals->uart2_phys;

	serial_platform_data2[0].mapbase = omap2_globals->uart3_phys;

#ifdef CONFIG_ARCH_OMAP4

	serial_platform_data3[0].mapbase = omap2_globals->uart4_phys;

#endif

	if (cpu_is_omap3630() || cpu_is_omap44xx())

		omap2_set_globals_uart4(omap2_globals);

}



static inline unsigned int __serial_read_reg(struct uart_port *up,
@@ -581,7 +589,7 @@ static struct omap_uart_state omap_uart[] = { 
			},

		},

	},

#ifdef CONFIG_ARCH_OMAP4

#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)

	{

		.pdev = {

			.name			= "serial8250",
@@ -728,8 +736,13 @@ void __init omap_serial_init_port(int port) 
 */

void __init omap_serial_init(void)

{

	int i;

	int i, nr_ports;



	if (!(cpu_is_omap3630() || cpu_is_omap4430()))

		nr_ports = 3;

	else

		nr_ports = ARRAY_SIZE(omap_uart);



	for (i = 0; i < ARRAY_SIZE(omap_uart); i++)

	for (i = 0; i < nr_ports; i++)

		omap_serial_init_port(i);

}