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authorMichael Hennerich <michael.hennerich@analog.com>2007-10-04 00:35:05 +0800
committerBryan Wu <bryan.wu@analog.com>2007-10-04 00:35:05 +0800
commitc58c2140f08de4ad0b0dbd48f6e78168dc321042 (patch)
treeee7381b9db76340295229c56350adcca44d218b1 /include/asm-blackfin
parent0b95f22bd3b91c7114c6892bbfbb5a8576b27fbe (diff)
downloadtalos-op-linux-c58c2140f08de4ad0b0dbd48f6e78168dc321042.tar.gz
talos-op-linux-c58c2140f08de4ad0b0dbd48f6e78168dc321042.zip
Blackfin arch: gpio pinmux and resource allocation API required by BF537 on chip ethernet mac driver
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-bf533/bfin_serial_5xx.h11
-rw-r--r--include/asm-blackfin/mach-bf537/bfin_serial_5xx.h23
-rw-r--r--include/asm-blackfin/mach-bf537/portmux.h2
-rw-r--r--include/asm-blackfin/mach-bf561/bfin_serial_5xx.h11
-rw-r--r--include/asm-blackfin/portmux.h55
5 files changed, 88 insertions, 14 deletions
diff --git a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h
index e043cafa3c42..69b9f8e120e9 100644
--- a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h
@@ -1,5 +1,6 @@
#include <linux/serial.h>
#include <asm/dma.h>
+#include <asm/portmux.h>
#define NR_PORTS 1
@@ -92,18 +93,24 @@ struct bfin_serial_res bfin_serial_resource[] = {
}
};
+#define DRIVER_NAME "bfin-uart"
int nr_ports = NR_PORTS;
static void bfin_serial_hw_init(struct bfin_serial_port *uart)
{
+#ifdef CONFIG_SERIAL_BFIN_UART0
+ peripheral_request(P_UART0_TX, DRIVER_NAME);
+ peripheral_request(P_UART0_RX, DRIVER_NAME);
+#endif
+
#ifdef CONFIG_SERIAL_BFIN_CTSRTS
if (uart->cts_pin >= 0) {
- gpio_request(uart->cts_pin, NULL);
+ gpio_request(uart->cts_pin, DRIVER_NAME);
gpio_direction_input(uart->cts_pin);
}
if (uart->rts_pin >= 0) {
- gpio_request(uart->rts_pin, NULL);
+ gpio_request(uart->rts_pin, DRIVER_NAME);
gpio_direction_input(uart->rts_pin);
}
#endif
diff --git a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
index 8f5d9c4d8d5b..6fb328f5186a 100644
--- a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
@@ -1,5 +1,6 @@
#include <linux/serial.h>
#include <asm/dma.h>
+#include <asm/portmux.h>
#define NR_PORTS 2
@@ -122,25 +123,29 @@ struct bfin_serial_res bfin_serial_resource[] = {
int nr_ports = ARRAY_SIZE(bfin_serial_resource);
+#define DRIVER_NAME "bfin-uart"
+
static void bfin_serial_hw_init(struct bfin_serial_port *uart)
{
- unsigned short val;
- val = bfin_read16(BFIN_PORT_MUX);
- val &= ~(PFDE | PFTE);
- bfin_write16(BFIN_PORT_MUX, val);
- val = bfin_read16(PORTF_FER);
- val |= 0xF;
- bfin_write16(PORTF_FER, val);
+#ifdef CONFIG_SERIAL_BFIN_UART0
+ peripheral_request(P_UART0_TX, DRIVER_NAME);
+ peripheral_request(P_UART0_RX, DRIVER_NAME);
+#endif
+
+#ifdef CONFIG_SERIAL_BFIN_UART1
+ peripheral_request(P_UART1_TX, DRIVER_NAME);
+ peripheral_request(P_UART1_RX, DRIVER_NAME);
+#endif
#ifdef CONFIG_SERIAL_BFIN_CTSRTS
if (uart->cts_pin >= 0) {
- gpio_request(uart->cts_pin, NULL);
+ gpio_request(uart->cts_pin, DRIVER_NAME);
gpio_direction_input(uart->cts_pin);
}
if (uart->rts_pin >= 0) {
- gpio_request(uart->rts_pin, NULL);
+ gpio_request(uart->rts_pin, DRIVER_NAME);
gpio_direction_output(uart->rts_pin);
}
#endif
diff --git a/include/asm-blackfin/mach-bf537/portmux.h b/include/asm-blackfin/mach-bf537/portmux.h
index 23e13c5abc4d..7daa2479a731 100644
--- a/include/asm-blackfin/mach-bf537/portmux.h
+++ b/include/asm-blackfin/mach-bf537/portmux.h
@@ -106,4 +106,4 @@
#define P_SPI0_SSEL2 (P_DEFINED | P_IDENT(PORT_PJ11) | P_FUNCT(1))
#define P_SPI0_SSEL7 (P_DEFINED | P_IDENT(PORT_PJ5) | P_FUNCT(2))
-#endif /* _MACH_PORTMUX_H_ */
+#endif /* _MACH_PORTMUX_H_ */
diff --git a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h
index e043cafa3c42..69b9f8e120e9 100644
--- a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h
@@ -1,5 +1,6 @@
#include <linux/serial.h>
#include <asm/dma.h>
+#include <asm/portmux.h>
#define NR_PORTS 1
@@ -92,18 +93,24 @@ struct bfin_serial_res bfin_serial_resource[] = {
}
};
+#define DRIVER_NAME "bfin-uart"
int nr_ports = NR_PORTS;
static void bfin_serial_hw_init(struct bfin_serial_port *uart)
{
+#ifdef CONFIG_SERIAL_BFIN_UART0
+ peripheral_request(P_UART0_TX, DRIVER_NAME);
+ peripheral_request(P_UART0_RX, DRIVER_NAME);
+#endif
+
#ifdef CONFIG_SERIAL_BFIN_CTSRTS
if (uart->cts_pin >= 0) {
- gpio_request(uart->cts_pin, NULL);
+ gpio_request(uart->cts_pin, DRIVER_NAME);
gpio_direction_input(uart->cts_pin);
}
if (uart->rts_pin >= 0) {
- gpio_request(uart->rts_pin, NULL);
+ gpio_request(uart->rts_pin, DRIVER_NAME);
gpio_direction_input(uart->rts_pin);
}
#endif
diff --git a/include/asm-blackfin/portmux.h b/include/asm-blackfin/portmux.h
index 9d3681e42111..0d3f650d2d99 100644
--- a/include/asm-blackfin/portmux.h
+++ b/include/asm-blackfin/portmux.h
@@ -14,6 +14,12 @@
#define P_MAYSHARE 0x2000
#define P_DONTCARE 0x1000
+
+int peripheral_request(unsigned short per, const char *label);
+void peripheral_free(unsigned short per);
+int peripheral_request_list(unsigned short per[], const char *label);
+void peripheral_free_list(unsigned short per[]);
+
#include <asm/gpio.h>
#include <asm/mach/portmux.h>
@@ -145,6 +151,22 @@
#define P_SPI2_SSEL3 P_UNDEF
#endif
+#ifndef P_SPI2_SSEL4
+#define P_SPI2_SSEL4 P_UNDEF
+#endif
+
+#ifndef P_SPI2_SSEL5
+#define P_SPI2_SSEL5 P_UNDEF
+#endif
+
+#ifndef P_SPI2_SSEL6
+#define P_SPI2_SSEL6 P_UNDEF
+#endif
+
+#ifndef P_SPI2_SSEL7
+#define P_SPI2_SSEL7 P_UNDEF
+#endif
+
#ifndef P_SPI2_SCK
#define P_SPI2_SCK P_UNDEF
#endif
@@ -513,6 +535,22 @@
#define P_SPI0_SSEL3 P_UNDEF
#endif
+#ifndef P_SPI0_SSEL4
+#define P_SPI0_SSEL4 P_UNDEF
+#endif
+
+#ifndef P_SPI0_SSEL5
+#define P_SPI0_SSEL5 P_UNDEF
+#endif
+
+#ifndef P_SPI0_SSEL6
+#define P_SPI0_SSEL6 P_UNDEF
+#endif
+
+#ifndef P_SPI0_SSEL7
+#define P_SPI0_SSEL7 P_UNDEF
+#endif
+
#ifndef P_UART0_TX
#define P_UART0_TX P_UNDEF
#endif
@@ -741,6 +779,23 @@
#define P_SPI1_SSEL3 P_UNDEF
#endif
+
+#ifndef P_SPI1_SSEL4
+#define P_SPI1_SSEL4 P_UNDEF
+#endif
+
+#ifndef P_SPI1_SSEL5
+#define P_SPI1_SSEL5 P_UNDEF
+#endif
+
+#ifndef P_SPI1_SSEL6
+#define P_SPI1_SSEL6 P_UNDEF
+#endif
+
+#ifndef P_SPI1_SSEL7
+#define P_SPI1_SSEL7 P_UNDEF
+#endif
+
#ifndef P_SPI1_SCK
#define P_SPI1_SCK P_UNDEF
#endif
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