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author | Wolfgang Denk <wd@denx.de> | 2008-06-05 01:12:30 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2008-06-05 01:12:30 +0200 |
commit | 8155efbd7ae9c65564ca98affe94631d612ae088 (patch) | |
tree | 23f89ba651f48bf88c653796cb64f2c58d2f0515 /board/atmel/at91cap9adk | |
parent | 5e1882df6a3efc7de5524d28cea4ecde7d163d54 (diff) | |
parent | 9ef1cbef1a649e3779298b0e663be4865cbbbfbc (diff) | |
download | u-boot-imx-8155efbd7ae9c65564ca98affe94631d612ae088.zip u-boot-imx-8155efbd7ae9c65564ca98affe94631d612ae088.tar.gz u-boot-imx-8155efbd7ae9c65564ca98affe94631d612ae088.tar.bz2 |
Merge branch 'master' of ssh://mercury/home/wd/git/u-boot/master
Diffstat (limited to 'board/atmel/at91cap9adk')
-rw-r--r-- | board/atmel/at91cap9adk/Makefile | 4 | ||||
-rw-r--r-- | board/atmel/at91cap9adk/at91cap9adk.c | 100 | ||||
-rw-r--r-- | board/atmel/at91cap9adk/nand.c | 3 | ||||
-rw-r--r-- | board/atmel/at91cap9adk/u-boot.lds | 57 |
4 files changed, 105 insertions, 59 deletions
diff --git a/board/atmel/at91cap9adk/Makefile b/board/atmel/at91cap9adk/Makefile index e33af76..f2b9c12 100644 --- a/board/atmel/at91cap9adk/Makefile +++ b/board/atmel/at91cap9adk/Makefile @@ -2,6 +2,10 @@ # (C) Copyright 2003-2008 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # +# (C) Copyright 2008 +# Stelian Pop <stelian.pop@leadtechdesign.com> +# Lead Tech Design <www.leadtechdesign.com> +# # See file CREDITS for list of people who contributed to this # project. # diff --git a/board/atmel/at91cap9adk/at91cap9adk.c b/board/atmel/at91cap9adk/at91cap9adk.c index 5de52b9..a3eaf19 100644 --- a/board/atmel/at91cap9adk/at91cap9adk.c +++ b/board/atmel/at91cap9adk/at91cap9adk.c @@ -30,6 +30,8 @@ #include <asm/arch/at91_rstc.h> #include <asm/arch/gpio.h> #include <asm/arch/io.h> +#include <lcd.h> +#include <atmel_lcdc.h> #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) #include <net.h> #endif @@ -70,6 +72,33 @@ static void at91cap9_serial_hw_init(void) #endif } +static void at91cap9_slowclock_hw_init(void) +{ + /* + * On AT91CAP9 revC CPUs, the slow clock can be based on an + * internal impreciseRC oscillator or an external 32kHz oscillator. + * Switch to the latter. + */ +#define ARCH_ID_AT91CAP9_REVB 0x399 +#define ARCH_ID_AT91CAP9_REVC 0x601 + if (at91_sys_read(AT91_PMC_VER) == ARCH_ID_AT91CAP9_REVC) { + unsigned i, tmp = at91_sys_read(AT91_SCKCR); + if ((tmp & AT91CAP9_SCKCR_OSCSEL) == AT91CAP9_SCKCR_OSCSEL_RC) { + extern void timer_init(void); + timer_init(); + tmp |= AT91CAP9_SCKCR_OSC32EN; + at91_sys_write(AT91_SCKCR, tmp); + for (i = 0; i < 1200; i++) + udelay(1000); + tmp |= AT91CAP9_SCKCR_OSCSEL_32; + at91_sys_write(AT91_SCKCR, tmp); + udelay(200); + tmp &= ~AT91CAP9_SCKCR_RCEN; + at91_sys_write(AT91_SCKCR, tmp); + } + } +} + static void at91cap9_nor_hw_init(void) { unsigned long csa; @@ -116,7 +145,12 @@ static void at91cap9_nand_hw_init(void) at91_sys_write(AT91_SMC_MODE(3), AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | - AT91_SMC_DBW_8 | AT91_SMC_TDF_(1)); +#ifdef CFG_NAND_DBW_16 + AT91_SMC_DBW_16 | +#else /* CFG_NAND_DBW_8 */ + AT91_SMC_DBW_8 | +#endif + AT91_SMC_TDF_(1)); at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_PIOABCD); @@ -228,6 +262,65 @@ static void at91cap9_uhp_hw_init(void) } #endif +#ifdef CONFIG_LCD +vidinfo_t panel_info = { + vl_col: 240, + vl_row: 320, + vl_clk: 4965000, + vl_sync: ATMEL_LCDC_INVLINE_INVERTED | + ATMEL_LCDC_INVFRAME_INVERTED, + vl_bpix: 3, + vl_tft: 1, + vl_hsync_len: 5, + vl_left_margin: 1, + vl_right_margin:33, + vl_vsync_len: 1, + vl_upper_margin:1, + vl_lower_margin:0, + mmio: AT91CAP9_LCDC_BASE, +}; + +void lcd_enable(void) +{ + at91_set_gpio_value(AT91_PIN_PC0, 0); /* power up */ +} + +void lcd_disable(void) +{ + at91_set_gpio_value(AT91_PIN_PC0, 1); /* power down */ +} + +static void at91cap9_lcd_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */ + at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */ + at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */ + at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */ + at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */ + at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */ + at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */ + at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */ + at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */ + at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */ + at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */ + at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */ + at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */ + at91_set_A_periph(AT91_PIN_PC17, 0); /* LCDD13 */ + at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */ + at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */ + at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */ + at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */ + at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */ + at91_set_A_periph(AT91_PIN_PC25, 0); /* LCDD21 */ + at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */ + at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */ + + at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_LCDC); + + gd->fb_base = 0; +} +#endif + int board_init(void) { /* Enable Ctrlc */ @@ -239,6 +332,7 @@ int board_init(void) gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; at91cap9_serial_hw_init(); + at91cap9_slowclock_hw_init(); at91cap9_nor_hw_init(); #ifdef CONFIG_CMD_NAND at91cap9_nand_hw_init(); @@ -252,7 +346,9 @@ int board_init(void) #ifdef CONFIG_USB_OHCI_NEW at91cap9_uhp_hw_init(); #endif - +#ifdef CONFIG_LCD + at91cap9_lcd_hw_init(); +#endif return 0; } diff --git a/board/atmel/at91cap9adk/nand.c b/board/atmel/at91cap9adk/nand.c index 28091a4..0432ef1 100644 --- a/board/atmel/at91cap9adk/nand.c +++ b/board/atmel/at91cap9adk/nand.c @@ -63,6 +63,9 @@ static void at91cap9adk_nand_hwcontrol(struct mtd_info *mtd, int cmd) int board_nand_init(struct nand_chip *nand) { nand->eccmode = NAND_ECC_SOFT; +#ifdef CFG_NAND_DBW_16 + nand->options = NAND_BUSWIDTH_16; +#endif nand->hwcontrol = at91cap9adk_nand_hwcontrol; nand->chip_delay = 20; diff --git a/board/atmel/at91cap9adk/u-boot.lds b/board/atmel/at91cap9adk/u-boot.lds deleted file mode 100644 index 996f401..0000000 --- a/board/atmel/at91cap9adk/u-boot.lds +++ /dev/null @@ -1,57 +0,0 @@ -/* - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <gj@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") -/*OUTPUT_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/ -OUTPUT_ARCH(arm) -ENTRY(_start) -SECTIONS -{ - . = 0x00000000; - - . = ALIGN(4); - .text : - { - cpu/arm926ejs/start.o (.text) - *(.text) - } - - . = ALIGN(4); - .rodata : { *(.rodata) } - - . = ALIGN(4); - .data : { *(.data) } - - . = ALIGN(4); - .got : { *(.got) } - - . = .; - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - . = ALIGN(4); - __bss_start = .; - .bss : { *(.bss) } - _end = .; -} |