From f0a2c7b4b64eacd06bb272856bcc056be8719f5a Mon Sep 17 00:00:00 2001 From: Ilko Iliev Date: Thu, 16 Apr 2009 21:30:48 +0200 Subject: at91: add support for the PM9263 board of Ronetix GmbH The PM9263 board is based on the AT91SAM9263-EK board. Here is the page on Ronetix website: http://www.ronetix.at/starter_kit_9263.html Signed-off-by: Ilko Iliev Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- board/ronetix/pm9263/Makefile | 61 ++++++ board/ronetix/pm9263/config.mk | 1 + board/ronetix/pm9263/led.c | 43 ++++ board/ronetix/pm9263/lowlevel_init.S | 279 +++++++++++++++++++++++ board/ronetix/pm9263/partition.c | 47 ++++ board/ronetix/pm9263/pm9263.c | 413 +++++++++++++++++++++++++++++++++++ 6 files changed, 844 insertions(+) create mode 100644 board/ronetix/pm9263/Makefile create mode 100644 board/ronetix/pm9263/config.mk create mode 100644 board/ronetix/pm9263/led.c create mode 100644 board/ronetix/pm9263/lowlevel_init.S create mode 100644 board/ronetix/pm9263/partition.c create mode 100644 board/ronetix/pm9263/pm9263.c (limited to 'board/ronetix') diff --git a/board/ronetix/pm9263/Makefile b/board/ronetix/pm9263/Makefile new file mode 100644 index 0000000..270abd8 --- /dev/null +++ b/board/ronetix/pm9263/Makefile @@ -0,0 +1,61 @@ +# +# (C) Copyright 2003-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2008 +# Stelian Pop +# Lead Tech Design +# Ilko Iliev +# +# 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 +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS-y += pm9263.o +COBJS-y += led.o +COBJS-$(CONFIG_HAS_DATAFLASH) += partition.o + +ifndef CONFIG_SKIP_LOWLEVEL_INIT +SOBJS-y := lowlevel_init.o +endif + +SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y) $(SOBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS-y)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/ronetix/pm9263/config.mk b/board/ronetix/pm9263/config.mk new file mode 100644 index 0000000..ff2cfd1 --- /dev/null +++ b/board/ronetix/pm9263/config.mk @@ -0,0 +1 @@ +TEXT_BASE = 0x23f00000 diff --git a/board/ronetix/pm9263/led.c b/board/ronetix/pm9263/led.c new file mode 100644 index 0000000..fe1a1d2 --- /dev/null +++ b/board/ronetix/pm9263/led.c @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * Ilko Iliev + * + * 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 + */ + +#include +#include +#include +#include +#include + +void coloured_LED_init(void) +{ + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_PIOB | + 1 << AT91SAM9263_ID_PIOCDE); + + at91_set_gpio_output(CONFIG_RED_LED, 1); + at91_set_gpio_output(CONFIG_GREEN_LED, 1); + + at91_set_gpio_value(CONFIG_RED_LED, 0); + at91_set_gpio_value(CONFIG_GREEN_LED, 1); +} diff --git a/board/ronetix/pm9263/lowlevel_init.S b/board/ronetix/pm9263/lowlevel_init.S new file mode 100644 index 0000000..c048c91 --- /dev/null +++ b/board/ronetix/pm9263/lowlevel_init.S @@ -0,0 +1,279 @@ +/* + * Memory Setup stuff - taken from blob memsetup.S + * + * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) and + * Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl) + * + * Copyright (C) 2008 Ronetix Ilko Iliev (www.ronetix.at) + * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD + * + * 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 + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +_TEXT_BASE: + .word TEXT_BASE + +.globl lowlevel_init +.type lowlevel_init,function +lowlevel_init: + + mov r5, pc /* r5 = POS1 + 4 current */ +POS1: + ldr r0, =POS1 /* r0 = POS1 compile */ + ldr r2, _TEXT_BASE + sub r0, r0, r2 /* r0 = POS1-_TEXT_BASE (POS1 relative) */ + sub r5, r5, r0 /* r0 = TEXT_BASE-1 */ + sub r5, r5, #4 /* r1 = text base - current */ + + /* memory control configuration 1 */ + ldr r0, =SMRDATA + ldr r2, =SMRDATA1 + ldr r1, _TEXT_BASE + sub r0, r0, r1 + sub r2, r2, r1 + add r0, r0, r5 + add r2, r2, r5 +0: + /* the address */ + ldr r1, [r0], #4 + /* the value */ + ldr r3, [r0], #4 + str r3, [r1] + cmp r2, r0 + bne 0b + +/* ---------------------------------------------------------------------------- + * PMC Init Step 1. + * ---------------------------------------------------------------------------- + * - Check if the PLL is already initialized + * ---------------------------------------------------------------------------- + */ + ldr r1, =(AT91_BASE_SYS + AT91_PMC_MCKR) + ldr r0, [r1] + and r0, r0, #3 + cmp r0, #0 + bne PLL_setup_end + +/* --------------------------------------------------------------------------- + * - Enable the Main Oscillator + * --------------------------------------------------------------------------- + */ + ldr r1, =(AT91_BASE_SYS + AT91_CKGR_MOR) + ldr r2, =(AT91_BASE_SYS + AT91_PMC_SR) + ldr r0, =0x0000FF01 + str r0, [r1] /* Enable main oscillator, OSCOUNT = 0xFF */ + + /* Reading the PMC Status to detect when the Main Oscillator is enabled */ + mov r4, #AT91_PMC_MOSCS +MOSCS_Loop: + ldr r3, [r2] + and r3, r4, r3 + cmp r3, #AT91_PMC_MOSCS + bne MOSCS_Loop + +/* ---------------------------------------------------------------------------- + * PMC Init Step 2. + * ---------------------------------------------------------------------------- + * Setup PLLA + * ---------------------------------------------------------------------------- + */ + ldr r1, =(AT91_BASE_SYS + AT91_CKGR_PLLAR) + ldr r0, =CONFIG_SYS_PLLAR_VAL + str r0, [r1] + + /* Reading the PMC Status register to detect when the PLLA is locked */ + mov r4, #AT91_PMC_LOCKA +MOSCS_Loop1: + ldr r3, [r2] + and r3, r4, r3 + cmp r3, #AT91_PMC_LOCKA + bne MOSCS_Loop1 + +/* ---------------------------------------------------------------------------- + * PMC Init Step 3. + * ---------------------------------------------------------------------------- + * - Switch on the Main Oscillator 18.432 MHz + * ---------------------------------------------------------------------------- + */ + ldr r1, =(AT91_BASE_SYS + AT91_PMC_MCKR) + + /* -Master Clock Controller register PMC_MCKR */ + ldr r0, =CONFIG_SYS_MCKR1_VAL + str r0, [r1] + + /* Reading the PMC Status to detect when the Master clock is ready */ + mov r4, #AT91_PMC_MCKRDY +MCKRDY_Loop: + ldr r3, [r2] + and r3, r4, r3 + cmp r3, #AT91_PMC_MCKRDY + bne MCKRDY_Loop + + ldr r0, =CONFIG_SYS_MCKR2_VAL + str r0, [r1] + + /* Reading the PMC Status to detect when the Master clock is ready */ + mov r4, #AT91_PMC_MCKRDY +MCKRDY_Loop1: + ldr r3, [r2] + and r3, r4, r3 + cmp r3, #AT91_PMC_MCKRDY + bne MCKRDY_Loop1 + +PLL_setup_end: + +/* ---------------------------------------------------------------------------- + * - memory control configuration 2 + * ---------------------------------------------------------------------------- + */ + ldr r0, =(AT91_BASE_SYS + AT91_SDRAMC_TR) + ldr r1, [r0] + cmp r1, #0 + bne SDRAM_setup_end + + ldr r0, =SMRDATA1 + ldr r2, =SMRDATA2 + ldr r1, _TEXT_BASE + sub r0, r0, r1 + sub r2, r2, r1 + add r0, r0, r5 + add r2, r2, r5 + +2: + /* the address */ + ldr r1, [r0], #4 + /* the value */ + ldr r3, [r0], #4 + str r3, [r1] + cmp r2, r0 + bne 2b + +SDRAM_setup_end: + /* everything is fine now */ + mov pc, lr + + .ltorg + +SMRDATA: + .word (AT91_BASE_SYS + AT91_WDT_MR) + .word CONFIG_SYS_WDTC_WDMR_VAL + + .word (AT91_BASE_SYS + AT91_PIOD + PIO_PDR) + .word CONFIG_SYS_PIOD_PDR_VAL1 + .word (AT91_BASE_SYS + AT91_PIOD + PIO_PUDR) + .word CONFIG_SYS_PIOD_PPUDR_VAL + .word (AT91_BASE_SYS + AT91_PIOD + PIO_ASR) + .word CONFIG_SYS_PIOD_PPUDR_VAL + + .word (AT91_BASE_SYS + AT91_MATRIX_EBI0CSA) + .word CONFIG_SYS_MATRIX_EBI0CSA_VAL + .word (AT91_BASE_SYS + AT91_MATRIX_EBI1CSA) + .word CONFIG_SYS_MATRIX_EBI1CSA_VAL + + /* flash */ + .word (AT91_BASE_SYS + AT91_SMC_MODE(0)) + .word CONFIG_SYS_SMC0_CTRL0_VAL + + .word (AT91_BASE_SYS + AT91_SMC_CYCLE(0)) + .word CONFIG_SYS_SMC0_CYCLE0_VAL + + .word (AT91_BASE_SYS + AT91_SMC_PULSE(0)) + .word CONFIG_SYS_SMC0_PULSE0_VAL + + .word (AT91_BASE_SYS + AT91_SMC_SETUP(0)) + .word CONFIG_SYS_SMC0_SETUP0_VAL + + /* PSRAM */ + .word (AT91_BASE_SYS + AT91_SMC1_MODE(0)) + .word CONFIG_SYS_SMC1_CTRL0_VAL + + .word (AT91_BASE_SYS + AT91_SMC1_CYCLE(0)) + .word CONFIG_SYS_SMC1_CYCLE0_VAL + + .word (AT91_BASE_SYS + AT91_SMC1_PULSE(0)) + .word CONFIG_SYS_SMC1_PULSE0_VAL + + .word (AT91_BASE_SYS + AT91_SMC1_SETUP(0)) + .word CONFIG_SYS_SMC1_SETUP0_VAL + +SMRDATA1: + .word (AT91_BASE_SYS + AT91_SDRAMC_MR) + .word CONFIG_SYS_SDRC_MR_VAL1 + .word (AT91_BASE_SYS + AT91_SDRAMC_TR) + .word CONFIG_SYS_SDRC_TR_VAL1 + .word (AT91_BASE_SYS + AT91_SDRAMC_CR) + .word CONFIG_SYS_SDRC_CR_VAL + .word (AT91_BASE_SYS + AT91_SDRAMC_MDR) + .word CONFIG_SYS_SDRC_MDR_VAL + .word (AT91_BASE_SYS + AT91_SDRAMC_MR) + .word CONFIG_SYS_SDRC_MR_VAL2 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL1 + .word (AT91_BASE_SYS + AT91_SDRAMC_MR) + .word CONFIG_SYS_SDRC_MR_VAL3 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL2 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL3 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL4 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL5 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL6 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL7 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL8 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL9 + .word (AT91_BASE_SYS + AT91_SDRAMC_MR) + .word CONFIG_SYS_SDRC_MR_VAL4 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL10 + .word (AT91_BASE_SYS + AT91_SDRAMC_MR) + .word CONFIG_SYS_SDRC_MR_VAL5 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL11 + .word (AT91_BASE_SYS + AT91_SDRAMC_TR) + .word CONFIG_SYS_SDRC_TR_VAL2 + .word AT91_SDRAM_BASE + .word CONFIG_SYS_SDRAM_VAL12 + /* User reset enable*/ + .word (AT91_BASE_SYS + AT91_RSTC_MR) + .word CONFIG_SYS_RSTC_RMR_VAL +#ifdef CONFIG_SYS_MATRIX_MCFG_REMAP + /* MATRIX_MCFG - REMAP all masters */ + .word (AT91_BASE_SYS + AT91_MATRIX_MCFG0) + .word 0x1FF +#endif + +SMRDATA2: + .word 0 diff --git a/board/ronetix/pm9263/partition.c b/board/ronetix/pm9263/partition.c new file mode 100644 index 0000000..95ac398 --- /dev/null +++ b/board/ronetix/pm9263/partition.c @@ -0,0 +1,47 @@ +/* + * (C) Copyright 2008 + * Ulf Samuelsson + * Ilko Iliev + * + * 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 + * + */ +#include +#include +#include +#include + +AT91S_DATAFLASH_INFO dataflash_info[CONFIG_SYS_MAX_DATAFLASH_BANKS]; + +struct dataflash_addr cs[CONFIG_SYS_MAX_DATAFLASH_BANKS] = { + {CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */ +}; + +/*define the area offsets*/ +#ifdef CONFIG_SYS_USE_DATAFLASH +dataflash_protect_t area_list[NB_DATAFLASH_AREA] = { + {0x00000000, 0x000041FF, FLAG_PROTECT_SET, 0, "Bootstrap"}, + {0x00004200, 0x000083FF, FLAG_PROTECT_CLEAR, 0, "Environment"}, + {0x00008400, 0x00041FFF, FLAG_PROTECT_SET, 0, "U-Boot"}, + {0x00042000, 0x00251FFF, FLAG_PROTECT_CLEAR, 0, "Kernel"}, + {0x00252000, 0xFFFFFFFF, FLAG_PROTECT_CLEAR, 0, "FS"}, +}; +#else +dataflash_protect_t area_list[NB_DATAFLASH_AREA] = { + {0x00000000, 0xFFFFFFFF, FLAG_PROTECT_CLEAR, 0, ""}, +}; + +#endif diff --git a/board/ronetix/pm9263/pm9263.c b/board/ronetix/pm9263/pm9263.c new file mode 100644 index 0000000..d24ef9a --- /dev/null +++ b/board/ronetix/pm9263/pm9263.c @@ -0,0 +1,413 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * Copyright (C) 2008 Ronetix Ilko Iliev (www.ronetix.at) + * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD + * + * 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 + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) +#include +#endif +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +#ifdef CONFIG_CMD_NAND +static void pm9263_nand_hw_init(void) +{ + unsigned long csa; + + /* Enable CS3 */ + csa = at91_sys_read(AT91_MATRIX_EBI0CSA); + at91_sys_write(AT91_MATRIX_EBI0CSA, + csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA); + + /* Configure SMC CS3 for NAND/SmartMedia */ + at91_sys_write(AT91_SMC_SETUP(3), + AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(1) | + AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(1)); + at91_sys_write(AT91_SMC_PULSE(3), + AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) | + AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); + at91_sys_write(AT91_SMC_CYCLE(3), + AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); + at91_sys_write(AT91_SMC_MODE(3), + AT91_SMC_READMODE | AT91_SMC_WRITEMODE | + AT91_SMC_EXNWMODE_DISABLE | +#ifdef CONFIG_SYS_NAND_DBW_16 + AT91_SMC_DBW_16 | +#else /* CONFIG_SYS_NAND_DBW_8 */ + AT91_SMC_DBW_8 | +#endif + AT91_SMC_TDF_(2)); + + /* Configure RDY/BSY */ + at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); + + /* Enable NandFlash */ + at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); +} +#endif + +#ifdef CONFIG_MACB +static void pm9263_macb_hw_init(void) +{ + /* + * PB27 enables the 50MHz oscillator for Ethernet PHY + * 1 - enable + * 0 - disable + */ + at91_set_gpio_output(AT91_PIN_PB27, 1); + at91_set_gpio_value(AT91_PIN_PB27, 1); /* 1- enable, 0 - disable */ + + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_EMAC); + + /* + * Disable pull-up on: + * RXDV (PC25) => PHY normal mode (not Test mode) + * ERX0 (PE25) => PHY ADDR0 + * ERX1 (PE26) => PHY ADDR1 => PHYADDR = 0x0 + * + * PHY has internal pull-down + */ + writel(pin_to_mask(AT91_PIN_PC25), + pin_to_controller(AT91_PIN_PC0) + PIO_PUDR); + writel(pin_to_mask(AT91_PIN_PE25) | + pin_to_mask(AT91_PIN_PE26), + pin_to_controller(AT91_PIN_PE0) + PIO_PUDR); + + + /* Re-enable pull-up */ + writel(pin_to_mask(AT91_PIN_PC25), + pin_to_controller(AT91_PIN_PC0) + PIO_PUER); + writel(pin_to_mask(AT91_PIN_PE25) | + pin_to_mask(AT91_PIN_PE26), + pin_to_controller(AT91_PIN_PE0) + PIO_PUER); + + at91_macb_hw_init(); +} +#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: AT91SAM9263_LCDC_BASE, +}; + +void lcd_enable(void) +{ + at91_set_gpio_value(AT91_PIN_PA22, 1); /* power up */ +} + +void lcd_disable(void) +{ + at91_set_gpio_value(AT91_PIN_PA22, 0); /* power down */ +} + +#ifdef CONFIG_LCD_IN_PSRAM + +#define PSRAM_CRE_PIN AT91_PIN_PB29 +#define PSRAM_CTRL_REG (PHYS_PSRAM + PHYS_PSRAM_SIZE - 2) + +/* Initialize the PSRAM memory */ +static int pm9263_lcd_hw_psram_init(void) +{ + volatile uint16_t x; + + /* setup PB29 as output */ + at91_set_gpio_output(PSRAM_CRE_PIN, 1); + + at91_set_gpio_value(PSRAM_CRE_PIN, 0); /* set PSRAM_CRE_PIN to '0' */ + + /* PSRAM: write BCR */ + x = readw(PSRAM_CTRL_REG); + x = readw(PSRAM_CTRL_REG); + writew(1, PSRAM_CTRL_REG); /* 0 - RCR,1 - BCR */ + writew(0x9d4f, PSRAM_CTRL_REG); /* write the BCR */ + + /* write RCR of the PSRAM */ + x = readw(PSRAM_CTRL_REG); + x = readw(PSRAM_CTRL_REG); + writew(0, PSRAM_CTRL_REG); /* 0 - RCR,1 - BCR */ + /* set RCR; 0x10-async mode,0x90-page mode */ + writew(0x90, PSRAM_CTRL_REG); + + /* + * test to see if the PSRAM is MT45W2M16A or MT45W2M16B + * MT45W2M16B - CRE must be 0 + * MT45W2M16A - CRE must be 1 + */ + writew(0x1234, PHYS_PSRAM); + writew(0x5678, PHYS_PSRAM + 2); + + /* test if the chip is MT45W2M16B */ + if ((readw(PHYS_PSRAM) != 0x1234) || (readw(PHYS_PSRAM+2) != 0x5678)) { + /* try with CRE=1 (MT45W2M16A) */ + at91_set_gpio_value(PSRAM_CRE_PIN, 1); /* set PSRAM_CRE_PIN to '1' */ + + /* write RCR of the PSRAM */ + x = readw(PSRAM_CTRL_REG); + x = readw(PSRAM_CTRL_REG); + writew(0, PSRAM_CTRL_REG); /* 0 - RCR,1 - BCR */ + /* set RCR;0x10-async mode,0x90-page mode */ + writew(0x90, PSRAM_CTRL_REG); + + + writew(0x1234, PHYS_PSRAM); + writew(0x5678, PHYS_PSRAM+2); + if ((readw(PHYS_PSRAM) != 0x1234) + || (readw(PHYS_PSRAM + 2) != 0x5678)) + return 1; + + } + + /* Bus matrix */ + at91_sys_write( AT91_MATRIX_PRAS5, AT91_MATRIX_M5PR ); + at91_sys_write( AT91_MATRIX_SCFG5, AT91_MATRIX_ARBT_FIXED_PRIORITY | + (AT91_MATRIX_FIXED_DEFMSTR & (5 << 18)) | + AT91_MATRIX_DEFMSTR_TYPE_FIXED | + (AT91_MATRIX_SLOT_CYCLE & (0x80 << 0))); + + return 0; +} +#endif + +static void pm9263_lcd_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC0, 0); /* LCDVSYNC */ + 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_B_periph(AT91_PIN_PC12, 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_B_periph(AT91_PIN_PC17, 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 << AT91SAM9263_ID_LCDC); + + /* Power Control */ + at91_set_gpio_output(AT91_PIN_PA22, 1); + at91_set_gpio_value(AT91_PIN_PA22, 0); /* power down */ + +#ifdef CONFIG_LCD_IN_PSRAM + /* initialize te PSRAM */ + int stat = pm9263_lcd_hw_psram_init(); + + gd->fb_base = (stat == 0) ? PHYS_PSRAM : AT91SAM9263_SRAM0_BASE; +#else + gd->fb_base = AT91SAM9263_SRAM0_BASE; +#endif + +} + +#ifdef CONFIG_LCD_INFO +#include +#include + +extern flash_info_t flash_info[]; + +void lcd_show_board_info(void) +{ + ulong dram_size, nand_size, flash_size, dataflash_size; + int i; + char temp[32]; + + lcd_printf ("%s\n", U_BOOT_VERSION); + lcd_printf ("(C) 2009 Ronetix GmbH\n"); + lcd_printf ("support@ronetix.at\n"); + lcd_printf ("%s CPU at %s MHz", + AT91_CPU_NAME, + strmhz(temp, get_cpu_clk_rate())); + + dram_size = 0; + for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) + dram_size += gd->bd->bi_dram[i].size; + + nand_size = 0; + for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) + nand_size += nand_info[i].size; + + flash_size = 0; + for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) + flash_size += flash_info[i].size; + + dataflash_size = 0; + for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) + dataflash_size += (unsigned int) dataflash_info[i].Device.pages_number * + dataflash_info[i].Device.pages_size; + + lcd_printf ("%ld MB SDRAM, %ld MB NAND\n%ld MB NOR Flash\n" + "4 MB PSRAM, %ld MB DataFlash\n", + dram_size >> 20, + nand_size >> 20, + flash_size >> 20, + dataflash_size >> 20); +} +#endif /* CONFIG_LCD_INFO */ + +#endif /* CONFIG_LCD */ + +int board_init(void) +{ + /* Enable Ctrlc */ + console_init_f(); + + at91_sys_write(AT91_PMC_PCER, + (1 << AT91SAM9263_ID_PIOA) | + (1 << AT91SAM9263_ID_PIOCDE) | + (1 << AT91SAM9263_ID_PIOB)); + + /* arch number of AT91SAM9263EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_PM9263; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + at91_serial_hw_init(); +#ifdef CONFIG_CMD_NAND + pm9263_nand_hw_init(); +#endif +#ifdef CONFIG_HAS_DATAFLASH + at91_spi0_hw_init(1 << 0); +#endif +#ifdef CONFIG_MACB + pm9263_macb_hw_init(); +#endif +#ifdef CONFIG_USB_OHCI_NEW + at91_uhp_hw_init(); +#endif +#ifdef CONFIG_LCD + pm9263_lcd_hw_init(); +#endif + return 0; +} + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM; + gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; + return 0; +} + +#ifdef CONFIG_RESET_PHY_R +void reset_phy(void) +{ +#ifdef CONFIG_MACB + /* + * Initialize ethernet HW addr prior to starting Linux, + * needed for nfsroot + */ + eth_init(gd->bd); +#endif +} +#endif + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_MACB + rc = macb_eth_initialize(0, (void *)AT91SAM9263_BASE_EMAC, 0x01); +#endif + return rc; +} + +#ifdef CONFIG_DISPLAY_BOARDINFO +int checkboard (void) +{ + char *ss; + char buf[32]; + + printf ("Board : Ronetix PM9263\n"); + printf ("Crystal frequency: %8s MHz\n", + strmhz(buf, get_main_clk_rate())); + printf ("CPU clock : %8s MHz\n", + strmhz(buf, get_cpu_clk_rate())); + printf ("Master clock : %8s MHz\n", + strmhz(buf, get_mck_clk_rate())); + + switch (gd->fb_base) { + case PHYS_PSRAM: + ss = "(PSRAM)"; + break; + + case AT91SAM9263_SRAM0_BASE: + ss = "(Internal SRAM)"; + break; + + default: + ss = ""; + break; + } + printf("Video memory : 0x%08lX %s\n", gd->fb_base, ss ); + + printf ("\n"); + return 0; +} +#endif -- cgit v1.1