diff options
author | Michael Hennerich <michael.hennerich@analog.com> | 2007-10-04 00:35:05 +0800 |
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committer | Bryan Wu <bryan.wu@analog.com> | 2007-10-04 00:35:05 +0800 |
commit | c58c2140f08de4ad0b0dbd48f6e78168dc321042 (patch) | |
tree | ee7381b9db76340295229c56350adcca44d218b1 /include | |
parent | 0b95f22bd3b91c7114c6892bbfbb5a8576b27fbe (diff) | |
download | linux-stable-c58c2140f08de4ad0b0dbd48f6e78168dc321042.tar.gz linux-stable-c58c2140f08de4ad0b0dbd48f6e78168dc321042.tar.bz2 linux-stable-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')
-rw-r--r-- | include/asm-blackfin/mach-bf533/bfin_serial_5xx.h | 11 | ||||
-rw-r--r-- | include/asm-blackfin/mach-bf537/bfin_serial_5xx.h | 23 | ||||
-rw-r--r-- | include/asm-blackfin/mach-bf537/portmux.h | 2 | ||||
-rw-r--r-- | include/asm-blackfin/mach-bf561/bfin_serial_5xx.h | 11 | ||||
-rw-r--r-- | include/asm-blackfin/portmux.h | 55 |
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 |