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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 14:25:32 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 14:25:32 -0400
commit8ef50901d3c619127858b7d7f614fcab45e09d6b (patch)
treee75a0d48029d4a5857033e4edf1cd572a5a3fc62 /drivers/serial/8250.c
parent435263702ef0fc9ffdc6301a71c03b1d9ac0f1e0 (diff)
parent2502991560dc8244dbe10e48473d85722c1e2ec1 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (51 commits) [ARM] 5308/1: Fix Viper ISA IRQ handling [ARM] 5307/1: pxa: fix CM-X2XX PCMCIA build error [ARM] 5306/1: pxa: fix build error on CM-X270 [ARM] 5302/1: ARM: OMAP: Revert omap3 WDT changes to avoid merge conflict [ARM] 5305/1: ARM: OMAP: Fix compile of McBSP by removing unnecessary check [ARM] 5301/1: ARM: OMAP: Add missing irq defines ARM: OMAP3: Add default kernel config for OMAP LDP ARM: OMAP3: Add basic board support for OMAP LDP ARM: OMAP3: Defconfig for the Gumstix Overo board (rev 3) ARM: OMAP3: Add support for the Gumstix Overo board (rev 3) ARM: OMAP3: Add Beagle defconfig ARM: OMAP3: Add minimal Beagle board support ARM: OMAP3: Add minimal omap3430 support ARM: OMAP2: Fix sparse, checkpatch warnings in OMAP2/3 IRQ code ARM: OMAP: Fixes to omap_mcbsp_request function ARM: OMAP: Add support for OMAP2430 in McBSP ARM: OMAP: Add support for McBSP devices 3 - 5 on 34xx ARM: OMAP: Allocate McBSP devices dynamically Fix sections for omap-mcbsp platform driver [ARM] S3C24XX: Additional include moves ...
Diffstat (limited to 'drivers/serial/8250.c')
-rw-r--r--drivers/serial/8250.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index d3ca7d32abe0..1528de23a650 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2223,9 +2223,9 @@ serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
2223 serial_outp(up, UART_EFR, efr); 2223 serial_outp(up, UART_EFR, efr);
2224 } 2224 }
2225 2225
2226#ifdef CONFIG_ARCH_OMAP15XX 2226#ifdef CONFIG_ARCH_OMAP
2227 /* Workaround to enable 115200 baud on OMAP1510 internal ports */ 2227 /* Workaround to enable 115200 baud on OMAP1510 internal ports */
2228 if (cpu_is_omap1510() && is_omap_port((unsigned int)up->port.membase)) { 2228 if (cpu_is_omap1510() && is_omap_port(up)) {
2229 if (baud == 115200) { 2229 if (baud == 115200) {
2230 quot = 1; 2230 quot = 1;
2231 serial_out(up, UART_OMAP_OSC_12M_SEL, 1); 2231 serial_out(up, UART_OMAP_OSC_12M_SEL, 1);
@@ -2278,18 +2278,27 @@ serial8250_pm(struct uart_port *port, unsigned int state,
2278 p->pm(port, state, oldstate); 2278 p->pm(port, state, oldstate);
2279} 2279}
2280 2280
2281static unsigned int serial8250_port_size(struct uart_8250_port *pt)
2282{
2283 if (pt->port.iotype == UPIO_AU)
2284 return 0x100000;
2285#ifdef CONFIG_ARCH_OMAP
2286 if (is_omap_port(pt))
2287 return 0x16 << pt->port.regshift;
2288#endif
2289 return 8 << pt->port.regshift;
2290}
2291
2281/* 2292/*
2282 * Resource handling. 2293 * Resource handling.
2283 */ 2294 */
2284static int serial8250_request_std_resource(struct uart_8250_port *up) 2295static int serial8250_request_std_resource(struct uart_8250_port *up)
2285{ 2296{
2286 unsigned int size = 8 << up->port.regshift; 2297 unsigned int size = serial8250_port_size(up);
2287 int ret = 0; 2298 int ret = 0;
2288 2299
2289 switch (up->port.iotype) { 2300 switch (up->port.iotype) {
2290 case UPIO_AU: 2301 case UPIO_AU:
2291 size = 0x100000;
2292 /* fall thru */
2293 case UPIO_TSI: 2302 case UPIO_TSI:
2294 case UPIO_MEM32: 2303 case UPIO_MEM32:
2295 case UPIO_MEM: 2304 case UPIO_MEM:
@@ -2323,12 +2332,10 @@ static int serial8250_request_std_resource(struct uart_8250_port *up)
2323 2332
2324static void serial8250_release_std_resource(struct uart_8250_port *up) 2333static void serial8250_release_std_resource(struct uart_8250_port *up)
2325{ 2334{
2326 unsigned int size = 8 << up->port.regshift; 2335 unsigned int size = serial8250_port_size(up);
2327 2336
2328 switch (up->port.iotype) { 2337 switch (up->port.iotype) {
2329 case UPIO_AU: 2338 case UPIO_AU:
2330 size = 0x100000;
2331 /* fall thru */
2332 case UPIO_TSI: 2339 case UPIO_TSI:
2333 case UPIO_MEM32: 2340 case UPIO_MEM32:
2334 case UPIO_MEM: 2341 case UPIO_MEM: