diff options
| author | Tony Lindgren <tony@atomide.com> | 2009-10-16 09:53:00 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2009-10-16 09:53:00 -0700 |
| commit | 84f90c9cc81d8db172d4f768fc4010f508897366 (patch) | |
| tree | 22dc6c2d0ea698e4e16651f14840e409fa7da5d5 /arch | |
| parent | a2bb28a0dbcc1370104a543d25eb28aab81d4a91 (diff) | |
| download | talos-op-linux-84f90c9cc81d8db172d4f768fc4010f508897366.tar.gz talos-op-linux-84f90c9cc81d8db172d4f768fc4010f508897366.zip | |
omap: Change low-level serial init to use ioremap
Change low-level serial init to use ioremap
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-omap1/serial.c | 11 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/serial.c | 14 |
2 files changed, 18 insertions, 7 deletions
diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index ed07af109f00..cab41713fce2 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -64,7 +64,6 @@ static void __init omap_serial_reset(struct plat_serial8250_port *p) static struct plat_serial8250_port serial_platform_data[] = { { - .membase = OMAP1_IO_ADDRESS(OMAP_UART1_BASE), .mapbase = OMAP_UART1_BASE, .irq = INT_UART1, .flags = UPF_BOOT_AUTOCONF, @@ -73,7 +72,6 @@ static struct plat_serial8250_port serial_platform_data[] = { .uartclk = OMAP16XX_BASE_BAUD * 16, }, { - .membase = OMAP1_IO_ADDRESS(OMAP_UART2_BASE), .mapbase = OMAP_UART2_BASE, .irq = INT_UART2, .flags = UPF_BOOT_AUTOCONF, @@ -82,7 +80,6 @@ static struct plat_serial8250_port serial_platform_data[] = { .uartclk = OMAP16XX_BASE_BAUD * 16, }, { - .membase = OMAP1_IO_ADDRESS(OMAP_UART3_BASE), .mapbase = OMAP_UART3_BASE, .irq = INT_UART3, .flags = UPF_BOOT_AUTOCONF, @@ -126,6 +123,14 @@ void __init omap_serial_init(void) for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { unsigned char reg; + /* Static mapping, never released */ + serial_platform_data[i].membase = + ioremap(serial_platform_data[i].mapbase, SZ_2K); + if (!serial_platform_data[i].membase) { + printk(KERN_ERR "Could not ioremap uart%i\n", i); + continue; + } + switch (i) { case 0: uart1_ck = clk_get(NULL, "uart1_ck"); diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index ae2186892c85..a1949d4262cd 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -73,7 +73,6 @@ static LIST_HEAD(uart_list); static struct plat_serial8250_port serial_platform_data0[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART1_BASE), .mapbase = OMAP_UART1_BASE, .irq = 72, .flags = UPF_BOOT_AUTOCONF, @@ -87,7 +86,6 @@ static struct plat_serial8250_port serial_platform_data0[] = { static struct plat_serial8250_port serial_platform_data1[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART2_BASE), .mapbase = OMAP_UART2_BASE, .irq = 73, .flags = UPF_BOOT_AUTOCONF, @@ -101,7 +99,6 @@ static struct plat_serial8250_port serial_platform_data1[] = { static struct plat_serial8250_port serial_platform_data2[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART3_BASE), .mapbase = OMAP_UART3_BASE, .irq = 74, .flags = UPF_BOOT_AUTOCONF, @@ -126,7 +123,6 @@ static struct plat_serial8250_port serial_platform_data2[] = { #ifdef CONFIG_ARCH_OMAP4 static struct plat_serial8250_port serial_platform_data3[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART4_BASE), .mapbase = OMAP_UART4_BASE, .irq = 70, .flags = UPF_BOOT_AUTOCONF, @@ -605,6 +601,16 @@ void __init omap_serial_early_init(void) struct device *dev = &pdev->dev; struct plat_serial8250_port *p = dev->platform_data; + /* + * Module 4KB + L4 interconnect 4KB + * Static mapping, never released + */ + p->membase = ioremap(p->mapbase, SZ_8K); + if (!p->membase) { + printk(KERN_ERR "ioremap failed for uart%i\n", i + 1); + continue; + } + sprintf(name, "uart%d_ick", i+1); uart->ick = clk_get(NULL, name); if (IS_ERR(uart->ick)) { |
