aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-blackfin
diff options
context:
space:
mode:
authorMichael Hennerich <michael.hennerich@analog.com>2007-10-10 22:57:54 -0400
committerBryan Wu <bryan.wu@analog.com>2007-10-10 22:57:54 -0400
commitb99ab54d4f11141b2ef3e50c3543b7243d3f49fb (patch)
tree941eeec217757b2e25019dd78d75c7dae89c1e4a /include/asm-blackfin
parent8c61362377970cd35cc37960b5cbed03cecd57e7 (diff)
Blackfin serial driver: use new GPIO API
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'include/asm-blackfin')
-rw-r--r--include/asm-blackfin/mach-bf548/bfin_serial_5xx.h39
1 files changed, 19 insertions, 20 deletions
diff --git a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h
index 2f4afc90db11..f21a1620e6bd 100644
--- a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h
@@ -1,5 +1,6 @@
1#include <linux/serial.h> 1#include <linux/serial.h>
2#include <asm/dma.h> 2#include <asm/dma.h>
3#include <asm/portmux.h>
3 4
4#define NR_PORTS 4 5#define NR_PORTS 4
5 6
@@ -143,50 +144,48 @@ struct bfin_serial_res bfin_serial_resource[] = {
143 144
144int nr_ports = ARRAY_SIZE(bfin_serial_resource); 145int nr_ports = ARRAY_SIZE(bfin_serial_resource);
145 146
147#define DRIVER_NAME "bfin-uart"
148
146static void bfin_serial_hw_init(struct bfin_serial_port *uart) 149static void bfin_serial_hw_init(struct bfin_serial_port *uart)
147{ 150{
148#ifdef CONFIG_SERIAL_BFIN_UART0 151#ifdef CONFIG_SERIAL_BFIN_UART0
149 /* Enable UART0 RX and TX on pin 7 & 8 of PORT E */ 152 peripheral_request(P_UART0_TX, DRIVER_NAME);
150 bfin_write_PORTE_FER(0x180 | bfin_read_PORTE_FER()); 153 peripheral_request(P_UART0_RX, DRIVER_NAME);
151 bfin_write_PORTE_MUX(0x3C000 | bfin_read_PORTE_MUX());
152#endif 154#endif
153 155
154#ifdef CONFIG_SERIAL_BFIN_UART1 156#ifdef CONFIG_SERIAL_BFIN_UART1
155 /* Enable UART1 RX and TX on pin 0 & 1 of PORT H */ 157 peripheral_request(P_UART1_TX, DRIVER_NAME);
156 bfin_write_PORTH_FER(0x3 | bfin_read_PORTH_FER()); 158 peripheral_request(P_UART1_RX, DRIVER_NAME);
157 bfin_write_PORTH_MUX(~0xF & bfin_read_PORTH_MUX()); 159
158#ifdef CONFIG_BFIN_UART1_CTSRTS 160#ifdef CONFIG_BFIN_UART1_CTSRTS
159 /* Enable UART1 RTS and CTS on pin 9 & 10 of PORT E */ 161 peripheral_request(P_UART1_RTS, DRIVER_NAME);
160 bfin_write_PORTE_FER(0x600 | bfin_read_PORTE_FER()); 162 peripheral_request(P_UART1_CTS DRIVER_NAME);
161 bfin_write_PORTE_MUX(~0x3C0000 & bfin_read_PORTE_MUX());
162#endif 163#endif
163#endif 164#endif
164 165
165#ifdef CONFIG_SERIAL_BFIN_UART2 166#ifdef CONFIG_SERIAL_BFIN_UART2
166 /* Enable UART2 RX and TX on pin 4 & 5 of PORT B */ 167 peripheral_request(P_UART2_TX, DRIVER_NAME);
167 bfin_write_PORTB_FER(0x30 | bfin_read_PORTB_FER()); 168 peripheral_request(P_UART2_RX, DRIVER_NAME);
168 bfin_write_PORTB_MUX(~0xF00 & bfin_read_PORTB_MUX());
169#endif 169#endif
170 170
171#ifdef CONFIG_SERIAL_BFIN_UART3 171#ifdef CONFIG_SERIAL_BFIN_UART3
172 /* Enable UART3 RX and TX on pin 6 & 7 of PORT B */ 172 peripheral_request(P_UART3_TX, DRIVER_NAME);
173 bfin_write_PORTB_FER(0xC0 | bfin_read_PORTB_FER()); 173 peripheral_request(P_UART3_RX, DRIVER_NAME);
174 bfin_write_PORTB_MUX(~0xF000 | bfin_read_PORTB_MUX()); 174
175#ifdef CONFIG_BFIN_UART3_CTSRTS 175#ifdef CONFIG_BFIN_UART3_CTSRTS
176 /* Enable UART3 RTS and CTS on pin 2 & 3 of PORT B */ 176 peripheral_request(P_UART3_RTS, DRIVER_NAME);
177 bfin_write_PORTB_FER(0xC | bfin_read_PORTB_FER()); 177 peripheral_request(P_UART3_CTS DRIVER_NAME);
178 bfin_write_PORTB_MUX(~0xF0 | bfin_read_PORTB_MUX());
179#endif 178#endif
180#endif 179#endif
181 SSYNC(); 180 SSYNC();
182#ifdef CONFIG_SERIAL_BFIN_CTSRTS 181#ifdef CONFIG_SERIAL_BFIN_CTSRTS
183 if (uart->cts_pin >= 0) { 182 if (uart->cts_pin >= 0) {
184 gpio_request(uart->cts_pin, NULL); 183 gpio_request(uart->cts_pin, DRIVER_NAME);
185 gpio_direction_input(uart->cts_pin); 184 gpio_direction_input(uart->cts_pin);
186 } 185 }
187 186
188 if (uart->rts_pin >= 0) { 187 if (uart->rts_pin >= 0) {
189 gpio_request(uart->rts_pin, NULL); 188 gpio_request(uart->rts_pin, DRIVER_NAME);
190 gpio_direction_output(uart->rts_pin); 189 gpio_direction_output(uart->rts_pin);
191 } 190 }
192#endif 191#endif