From b06dcee9c8d24ef903dc0d192af22b8e179eef4b Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Sat, 31 May 2008 15:35:40 +0800 Subject: [PATCH] Blackfin arch: Remove bad and usless code Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf537/boards/Makefile | 2 +- arch/blackfin/mach-bf537/boards/led.S | 183 ----------------------- arch/blackfin/mach-bf548/boards/Makefile | 2 +- arch/blackfin/mach-bf548/boards/led.S | 172 --------------------- include/asm-blackfin/bfin-global.h | 7 - 5 files changed, 2 insertions(+), 364 deletions(-) delete mode 100644 arch/blackfin/mach-bf537/boards/led.S delete mode 100644 arch/blackfin/mach-bf548/boards/led.S diff --git a/arch/blackfin/mach-bf537/boards/Makefile b/arch/blackfin/mach-bf537/boards/Makefile index 87e450f29e..c94f7a5b82 100644 --- a/arch/blackfin/mach-bf537/boards/Makefile +++ b/arch/blackfin/mach-bf537/boards/Makefile @@ -3,7 +3,7 @@ # obj-$(CONFIG_GENERIC_BF537_BOARD) += generic_board.o -obj-$(CONFIG_BFIN537_STAMP) += stamp.o led.o +obj-$(CONFIG_BFIN537_STAMP) += stamp.o obj-$(CONFIG_BFIN537_BLUETECHNIX_CM) += cm_bf537.o obj-$(CONFIG_PNAV10) += pnav10.o obj-$(CONFIG_CAMSIG_MINOTAUR) += minotaur.o diff --git a/arch/blackfin/mach-bf537/boards/led.S b/arch/blackfin/mach-bf537/boards/led.S deleted file mode 100644 index 4e9ea4283e..0000000000 --- a/arch/blackfin/mach-bf537/boards/led.S +++ /dev/null @@ -1,183 +0,0 @@ -/**************************************************** - * LED1 ---- PF6 LED2 ---- PF7 * - * LED3 ---- PF8 LED4 ---- PF9 * - * LED5 ---- PF10 LED6 ---- PF11 * - ****************************************************/ - -#include -#include - -/* All functions in this file save the registers they uses. - So there is no need to save any registers before calling them. */ - - .text; - -/* Initialize LEDs. */ - -ENTRY(_led_init) - LINK 12; - [--SP] = P0; - [--SP] = R0; - [--SP] = R1; - [--SP] = R2; - R1 = PF6|PF7|PF8|PF9|PF10|PF11 (Z); - R2 = ~R1; - - P0.H = hi(PORTF_FER); - P0.L = lo(PORTF_FER); - R0 = W[P0](Z); - SSYNC; - R0 = R0 & R2; - W[P0] = R0.L; - SSYNC; - - P0.H = hi(PORTFIO_DIR); - P0.L = lo(PORTFIO_DIR); - R0 = W[P0](Z); - SSYNC; - R0 = R0 | R1; - W[P0] = R0.L; - SSYNC; - - P0.H = hi(PORTFIO_INEN); - P0.L = lo(PORTFIO_INEN); - R0 = W[P0](Z); - SSYNC; - R0 = R0 & R2; - W[P0] = R0.L; - SSYNC; - - R2 = [SP++]; - R1 = [SP++]; - R0 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_init, .-_led_init - -/* Set one LED on. Leave other LEDs unchanged. - It expects the LED number passed through R0. */ - -ENTRY(_led_on) - LINK 12; - [--SP] = P0; - [--SP] = R1; - CALL _led_init; - R1 = 1; - R0 += 5; - R1 <<= R0; - P0.H = hi(PORTFIO); - P0.L = lo(PORTFIO); - R0 = W[P0](Z); - SSYNC; - R0 = R0 | R1; - W[P0] = R0.L; - SSYNC; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_on, .-_led_on - -/* Set one LED off. Leave other LEDs unchanged. */ - -ENTRY(_led_off) - LINK 12; - [--SP] = P0; - [--SP] = R1; - CALL _led_init; - R1 = 1; - R0 += 5; - R1 <<= R0; - R1 = ~R1; - P0.H = hi(PORTFIO); - P0.L = lo(PORTFIO); - R0 = W[P0](Z); - SSYNC; - R0 = R0 & R1; - W[P0] = R0.L; - SSYNC; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_off, .-_led_off - -/* Toggle one LED. Leave other LEDs unchanged. */ - -ENTRY(_led_toggle) - LINK 12; - [--SP] = P0; - [--SP] = R1; - CALL _led_init; - R1 = 1; - R0 += 5; - R1 <<= R0; - P0.H = hi(PORTFIO); - P0.L = lo(PORTFIO); - R0 = W[P0](Z); - SSYNC; - R0 = R0 ^ R1; - W[P0] = R0.L; - SSYNC; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_toggle, .-_led_toggle - -/* Display the number using LEDs in binary format. */ - -ENTRY(_led_disp_num) - LINK 12; - [--SP] = P0; - [--SP] = R1; - [--SP] = R2; - CALL _led_init; - R1 = 0x3f(X); - R0 = R0 & R1; - R2 = 6(X); - R0 <<= R2; - R1 <<= R2; - P0.H = hi(PORTFIO); - P0.L = lo(PORTFIO); - R2 = W[P0](Z); - SSYNC; - R1 = ~R1; - R2 = R2 & R1; - R2 = R2 | R0; - W[P0] = R2.L; - SSYNC; - R2 = [SP++]; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_disp_num, .-_led_disp_num - -/* Toggle the number using LEDs in binary format. */ - -ENTRY(_led_toggle_num) - LINK 12; - [--SP] = P0; - [--SP] = R1; - [--SP] = R2; - CALL _led_init; - R1 = 0x3f(X); - R0 = R0 & R1; - R1 = 6(X); - R0 <<= R1; - P0.H = hi(PORTFIO); - P0.L = lo(PORTFIO); - R1 = W[P0](Z); - SSYNC; - R1 = R1 ^ R0; - W[P0] = R1.L; - SSYNC; - R2 = [SP++]; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_toggle_num, .-_led_toggle_num - diff --git a/arch/blackfin/mach-bf548/boards/Makefile b/arch/blackfin/mach-bf548/boards/Makefile index eed161dd78..319ef54c42 100644 --- a/arch/blackfin/mach-bf548/boards/Makefile +++ b/arch/blackfin/mach-bf548/boards/Makefile @@ -2,5 +2,5 @@ # arch/blackfin/mach-bf548/boards/Makefile # -obj-$(CONFIG_BFIN548_EZKIT) += ezkit.o led.o +obj-$(CONFIG_BFIN548_EZKIT) += ezkit.o obj-$(CONFIG_BFIN548_BLUETECHNIX_CM) += cm_bf548.o diff --git a/arch/blackfin/mach-bf548/boards/led.S b/arch/blackfin/mach-bf548/boards/led.S deleted file mode 100644 index f47daf3770..0000000000 --- a/arch/blackfin/mach-bf548/boards/led.S +++ /dev/null @@ -1,172 +0,0 @@ -/**************************************************** - * LED1 ---- PG6 LED2 ---- PG7 * - * LED3 ---- PG8 LED4 ---- PG9 * - * LED5 ---- PG10 LED6 ---- PG11 * - ****************************************************/ - -#include -#include - -/* All functions in this file save the registers they uses. - So there is no need to save any registers before calling them. */ - - .text; - -/* Initialize LEDs. */ - -ENTRY(_led_init) - LINK 0; - [--SP] = P0; - [--SP] = R0; - [--SP] = R1; - [--SP] = R2; - R1 = (PG6|PG7|PG8|PG9|PG10|PG11)(Z); - R2 = ~R1; - - P0.H = hi(PORTG_FER); - P0.L = lo(PORTG_FER); - R0 = W[P0](Z); - SSYNC; - R0 = R0 & R2; - W[P0] = R0.L; - SSYNC; - - P0.H = hi(PORTG_DIR_SET); - P0.L = lo(PORTG_DIR_SET); - W[P0] = R1.L; - SSYNC; - - P0.H = hi(PORTG_INEN); - P0.L = lo(PORTG_INEN); - R0 = W[P0](Z); - SSYNC; - R0 = R0 & R2; - W[P0] = R0.L; - SSYNC; - - R2 = [SP++]; - R1 = [SP++]; - R0 = [SP++]; - P0 = [SP++]; - RTS; - .size _led_init, .-_led_init - -/* Set one LED on. Leave other LEDs unchanged. - It expects the LED number passed through R0. */ - -ENTRY(_led_on) - LINK 0; - [--SP] = P0; - [--SP] = R1; - CALL _led_init; - R1 = 1; - R0 += 5; - R1 <<= R0; - P0.H = hi(PORTG_SET); - P0.L = lo(PORTG_SET); - W[P0] = R1.L; - SSYNC; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_on, .-_led_on - -/* Set one LED off. Leave other LEDs unchanged. */ - -ENTRY(_led_off) - LINK 0; - [--SP] = P0; - [--SP] = R1; - CALL _led_init; - R1 = 1; - R0 += 5; - R1 <<= R0; - P0.H = hi(PORTG_CLEAR); - P0.L = lo(PORTG_CLEAR); - W[P0] = R1.L; - SSYNC; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_off, .-_led_off - -/* Toggle one LED. Leave other LEDs unchanged. */ - -ENTRY(_led_toggle) - LINK 0; - [--SP] = P0; - [--SP] = R1; - CALL _led_init; - R1 = 1; - R0 += 5; - R1 <<= R0; - P0.H = hi(PORTG); - P0.L = lo(PORTG); - R0 = W[P0](Z); - SSYNC; - R0 = R0 ^ R1; - W[P0] = R0.L; - SSYNC; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_toggle, .-_led_toggle - -/* Display the number using LEDs in binary format. */ - -ENTRY(_led_disp_num) - LINK 0; - [--SP] = P0; - [--SP] = R1; - [--SP] = R2; - CALL _led_init; - R1 = 0x3f(X); - R0 = R0 & R1; - R2 = 6(X); - R0 <<= R2; - R1 <<= R2; - P0.H = hi(PORTG); - P0.L = lo(PORTG); - R2 = W[P0](Z); - SSYNC; - R1 = ~R1; - R2 = R2 & R1; - R2 = R2 | R0; - W[P0] = R2.L; - SSYNC; - R2 = [SP++]; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_disp_num, .-_led_disp_num - -/* Toggle the number using LEDs in binary format. */ - -ENTRY(_led_toggle_num) - LINK 0; - [--SP] = P0; - [--SP] = R1; - [--SP] = R2; - CALL _led_init; - R1 = 0x3f(X); - R0 = R0 & R1; - R1 = 6(X); - R0 <<= R1; - P0.H = hi(PORTG); - P0.L = lo(PORTG); - R1 = W[P0](Z); - SSYNC; - R1 = R1 ^ R0; - W[P0] = R1.L; - SSYNC; - R2 = [SP++]; - R1 = [SP++]; - P0 = [SP++]; - UNLINK; - RTS; - .size _led_toggle_num, .-_led_toggle_num - diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index a9248d8836..76033831eb 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -105,13 +105,6 @@ extern int sram_free(const void*); extern void *sram_alloc_with_lsl(size_t, unsigned long); extern int sram_free_with_lsl(const void*); -extern void led_on(int); -extern void led_off(int); -extern void led_toggle(int); -extern void led_disp_num(int); -extern void led_toggle_num(int); -extern void init_leds(void); - extern const char bfin_board_name[]; extern unsigned long wall_jiffies; -- 2.39.5