From fed36ac5ae613773b6cd90e61e292c45440e10c8 Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Thu, 20 Nov 2008 09:57:47 +0100 Subject: powerpc: 83xx: add support for the kmeter1 board This patch adds support for the kmeter1 board from Keymile, based on a Freescale MPC8360 CPU. - serial console on UART 1 - 256 MB DDR2 RAM - 64 MB NOR Flash - Ethernet RMII Mode over UCC4 - PHY SMSC LAN8700 Signed-off-by: Heiko Schocher Signed-off-by: Kim Phillips --- board/keymile/kmeter1/Makefile | 51 ++++++++++++++ board/keymile/kmeter1/config.mk | 24 +++++++ board/keymile/kmeter1/kmeter1.c | 153 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 228 insertions(+) create mode 100644 board/keymile/kmeter1/Makefile create mode 100644 board/keymile/kmeter1/config.mk create mode 100644 board/keymile/kmeter1/kmeter1.c (limited to 'board') diff --git a/board/keymile/kmeter1/Makefile b/board/keymile/kmeter1/Makefile new file mode 100644 index 0000000000..88b79f3f0f --- /dev/null +++ b/board/keymile/kmeter1/Makefile @@ -0,0 +1,51 @@ +# +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@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 +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS-y += $(BOARD).o + +COBJS := $(COBJS-y) +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(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/keymile/kmeter1/config.mk b/board/keymile/kmeter1/config.mk new file mode 100644 index 0000000000..20f298bdb9 --- /dev/null +++ b/board/keymile/kmeter1/config.mk @@ -0,0 +1,24 @@ +# +# (C) Copyright 2008 +# Heiko Schocher, DENX Software Engineering, hs@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 +# + +TEXT_BASE = 0xF0000000 diff --git a/board/keymile/kmeter1/kmeter1.c b/board/keymile/kmeter1/kmeter1.c new file mode 100644 index 0000000000..f9a59a6443 --- /dev/null +++ b/board/keymile/kmeter1/kmeter1.c @@ -0,0 +1,153 @@ +/* + * Copyright (C) 2006 Freescale Semiconductor, Inc. + * Dave Liu + * + * Copyright (C) 2007 Logic Product Development, Inc. + * Peter Barada + * + * Copyright (C) 2007 MontaVista Software, Inc. + * Anton Vorontsov + * + * (C) Copyright 2008 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * 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. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +const qe_iop_conf_t qe_iop_conf_tab[] = { + /* port pin dir open_drain assign */ + + /* MDIO */ + {0, 1, 3, 0, 2}, /* MDIO */ + {0, 2, 1, 0, 1}, /* MDC */ + + /* UCC4 - UEC */ + {1, 14, 1, 0, 1}, /* TxD0 */ + {1, 15, 1, 0, 1}, /* TxD1 */ + {1, 20, 2, 0, 1}, /* RxD0 */ + {1, 21, 2, 0, 1}, /* RxD1 */ + {1, 18, 1, 0, 1}, /* TX_EN */ + {1, 26, 2, 0, 1}, /* RX_DV */ + {1, 27, 2, 0, 1}, /* RX_ER */ + {1, 24, 2, 0, 1}, /* COL */ + {1, 25, 2, 0, 1}, /* CRS */ + {2, 15, 2, 0, 1}, /* TX_CLK - CLK16 */ + {2, 16, 2, 0, 1}, /* RX_CLK - CLK17 */ + + /* DUART - UART2 */ + {5, 0, 1, 0, 2}, /* UART2_SOUT */ + {5, 2, 1, 0, 1}, /* UART2_RTS */ + {5, 3, 2, 0, 2}, /* UART2_SIN */ + {5, 1, 2, 0, 3}, /* UART2_CTS */ + + /* END of table */ + {0, 0, 0, 0, QE_IOP_TAB_END}, +}; + +int board_early_init_r (void) +{ + void *reg = (void *)(CONFIG_SYS_IMMR + 0x14a8); + u32 val; + + /* + * Because of errata in the UCCs, we have to write to the reserved + * registers to slow the clocks down. + */ + val = in_be32 (reg); + /* UCC1 */ + val |= 0x00003000; + /* UCC2 */ + val |= 0x0c000000; + out_be32 (reg, val); + /* enable the PHY on the PIGGY */ + setbits (8, (void *)(CONFIG_SYS_PIGGY_BASE + 0x10003), 0x01); + + return 0; +} + +int fixed_sdram(void) +{ + volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + u32 msize = 0; + u32 ddr_size; + u32 ddr_size_log2; + + msize = CONFIG_SYS_DDR_SIZE; + for (ddr_size = msize << 20, ddr_size_log2 = 0; + (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) { + if (ddr_size & 1) + return -1; + } + + im->sysconf.ddrlaw[0].ar = + LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE); + + im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS; + im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG; + im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0; + im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1; + im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2; + im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3; + im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG; + im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2; + im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE; + im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2; + im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL; + im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL; + udelay (200); + im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; + + return msize; +} + +phys_size_t initdram (int board_type) +{ +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC) + extern void ddr_enable_ecc (unsigned int dram_size); +#endif + volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + u32 msize = 0; + + if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im) + return -1; + + /* DDR SDRAM - Main SODIMM */ + im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR; + msize = fixed_sdram (); + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC) + /* + * Initialize DDR ECC byte + */ + ddr_enable_ecc (msize * 1024 * 1024); +#endif + + /* return total bus SDRAM size(bytes) -- DDR */ + return (msize * 1024 * 1024); +} + +int checkboard (void) +{ + puts ("Board: Keymile kmeter1\n"); + return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup (void *blob, bd_t *bd) +{ + ft_cpu_setup (blob, bd); +} +#endif -- cgit v1.2.1 From 9482a8e3d6ac766d90e5059dce777b1e4c868a30 Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Fri, 21 Nov 2008 08:29:40 +0100 Subject: powerpc: keymile: Add a check for the PIGGY debug board Check the presence of the PIGGY on the keymile boards mgcoge, mgsuvd and kmeter1. If the PIGGY is not present, dont register this Ethernet device. Signed-off-by: Heiko Schocher Signed-off-by: Kim Phillips --- board/keymile/common/common.c | 23 +++++++++++++++++++++-- board/keymile/common/common.h | 20 ++++++++++++++++++++ board/keymile/kmeter1/Makefile | 6 ++++-- board/keymile/kmeter1/kmeter1.c | 7 ++++++- board/keymile/mgcoge/mgcoge.c | 10 +++++++--- board/keymile/mgsuvd/mgsuvd.c | 8 ++++++-- 6 files changed, 64 insertions(+), 10 deletions(-) create mode 100644 board/keymile/common/common.h (limited to 'board') diff --git a/board/keymile/common/common.c b/board/keymile/common/common.c index a4cf24cf72..1338950814 100644 --- a/board/keymile/common/common.c +++ b/board/keymile/common/common.c @@ -22,10 +22,14 @@ */ #include +#if defined(CONFIG_MGCOGE) #include +#endif #include #include #include +#include +#include #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) #include @@ -33,8 +37,6 @@ #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C) #include -#endif -#include extern int i2c_soft_read_pin (void); @@ -495,6 +497,7 @@ void i2c_init_board(void) #endif } #endif +#endif #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) int fdt_set_node_and_value (void *blob, @@ -521,3 +524,19 @@ int fdt_set_node_and_value (void *blob, return ret; } #endif + +int ethernet_present (void) +{ + return (in_8((u8 *)CONFIG_SYS_PIGGY_BASE + CONFIG_SYS_SLOT_ID_OFF) & 0x80); +} + +int board_eth_init (bd_t *bis) +{ +#ifdef CONFIG_KEYMILE_HDLC_ENET + (void)keymile_hdlc_enet_initialize (bis); +#endif + if (ethernet_present ()) { + return -1; + } + return 0; +} diff --git a/board/keymile/common/common.h b/board/keymile/common/common.h new file mode 100644 index 0000000000..d3d681424f --- /dev/null +++ b/board/keymile/common/common.h @@ -0,0 +1,20 @@ +/* + * (C) Copyright 2008 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * 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. + */ + +#ifndef __KEYMILE_COMMON_H +#define __KEYMILE_COMMON_H + +int ethernet_present (void); +int ivm_read_eeprom (void); + +#ifdef CONFIG_KEYMILE_HDLC_ENET +int keymile_hdlc_enet_initialize (bd_t *bis); +#endif +#endif /* __KEYMILE_COMMON_H */ diff --git a/board/keymile/kmeter1/Makefile b/board/keymile/kmeter1/Makefile index 88b79f3f0f..12a1518ff1 100644 --- a/board/keymile/kmeter1/Makefile +++ b/board/keymile/kmeter1/Makefile @@ -22,12 +22,14 @@ # include $(TOPDIR)/config.mk +ifneq ($(OBJTREE),$(SRCTREE)) +$(shell mkdir -p $(obj)../common) +endif LIB = $(obj)lib$(BOARD).a -COBJS-y += $(BOARD).o +COBJS += $(BOARD).o ../common/common.o -COBJS := $(COBJS-y) SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) SOBJS := $(addprefix $(obj),$(SOBJS)) diff --git a/board/keymile/kmeter1/kmeter1.c b/board/keymile/kmeter1/kmeter1.c index f9a59a6443..f04a57a9cc 100644 --- a/board/keymile/kmeter1/kmeter1.c +++ b/board/keymile/kmeter1/kmeter1.c @@ -27,6 +27,8 @@ #include #include +#include "../common/common.h" + const qe_iop_conf_t qe_iop_conf_tab[] = { /* port pin dir open_drain assign */ @@ -141,7 +143,10 @@ phys_size_t initdram (int board_type) int checkboard (void) { - puts ("Board: Keymile kmeter1\n"); + puts ("Board: Keymile kmeter1"); + if (ethernet_present ()) + puts (" with PIGGY."); + puts ("\n"); return 0; } diff --git a/board/keymile/mgcoge/mgcoge.c b/board/keymile/mgcoge/mgcoge.c index 3683417f5c..5c50739644 100644 --- a/board/keymile/mgcoge/mgcoge.c +++ b/board/keymile/mgcoge/mgcoge.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) @@ -35,7 +36,8 @@ #include #endif -extern int ivm_read_eeprom (void); +#include "../common/common.h" + /* * I/O Port configuration table * @@ -285,8 +287,10 @@ phys_size_t initdram (int board_type) int checkboard(void) { - puts ("Board: mgcoge\n"); - + puts ("Board: Keymile mgcoge"); + if (ethernet_present ()) + puts (" with PIGGY."); + puts ("\n"); return 0; } diff --git a/board/keymile/mgsuvd/mgsuvd.c b/board/keymile/mgsuvd/mgsuvd.c index 3726acf4a1..02baf622ee 100644 --- a/board/keymile/mgsuvd/mgsuvd.c +++ b/board/keymile/mgsuvd/mgsuvd.c @@ -22,13 +22,14 @@ */ #include #include +#include #include #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) #include #endif -extern int ivm_read_eeprom (void); +#include "../common/common.h" DECLARE_GLOBAL_DATA_PTR; @@ -60,7 +61,10 @@ const uint sdram_table[] = int checkboard (void) { - puts ("Board: Keymile mgsuvd\n"); + puts ("Board: Keymile mgsuvd"); + if (ethernet_present ()) + puts (" with PIGGY."); + puts ("\n"); return (0); } -- cgit v1.2.1 From 88ecf55cabd7aea28fe8093720e208f53ccfdcf5 Mon Sep 17 00:00:00 2001 From: Ira Snyder Date: Mon, 12 Jan 2009 13:33:17 -0800 Subject: MPC8349EMDS: do not setup unused PCI clock outputs in PCI agent mode When running in PCI agent mode, the PCI_CLK_OUT signals are not used, so do not enable them. See the MPC8349EA Reference Manual, Section 4.4.2 "Clocking in PCI Agent Mode". Signed-off-by: Ira W. Snyder Signed-off-by: Kim Phillips --- board/freescale/mpc8349emds/pci.c | 7 ------- 1 file changed, 7 deletions(-) (limited to 'board') diff --git a/board/freescale/mpc8349emds/pci.c b/board/freescale/mpc8349emds/pci.c index ad7bf5d508..af0b1da13d 100644 --- a/board/freescale/mpc8349emds/pci.c +++ b/board/freescale/mpc8349emds/pci.c @@ -171,15 +171,10 @@ void pci_init_board(void) void pci_init_board(void) { volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR; - volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; volatile law83xx_t *pci_law = immr->sysconf.pcilaw; volatile pcictrl83xx_t *pci_ctrl = &immr->pci_ctrl[0]; struct pci_region *reg[] = { pci1_regions }; - /* Enable all 8 PCI_CLK_OUTPUTS */ - clk->occr = 0xff000000; - udelay(2000); - /* Configure PCI Local Access Windows */ pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR; pci_law[0].ar = LAWAR_EN | LAWAR_SIZE_1G; @@ -187,8 +182,6 @@ void pci_init_board(void) pci_law[1].bar = CONFIG_SYS_PCI1_IO_PHYS & LAWBAR_BAR; pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_4M; - udelay(2000); - mpc83xx_pci_init(1, reg, 0); /* Configure PCI Inbound Translation Windows (3 1MB windows) */ -- cgit v1.2.1 From 8f11e34b31a7be124a3239653f33af9510502045 Mon Sep 17 00:00:00 2001 From: Anton Vorontsov Date: Thu, 8 Jan 2009 04:26:17 +0300 Subject: mpc83xx: Add PCI-E support for MPC8315ERDB boards MPC8315ERDB boards features PCI-E x1 and Mini PCI-E x1 ports. Let's support them. Signed-off-by: Anton Vorontsov Signed-off-by: Kim Phillips --- board/freescale/mpc8315erdb/mpc8315erdb.c | 52 +++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) (limited to 'board') diff --git a/board/freescale/mpc8315erdb/mpc8315erdb.c b/board/freescale/mpc8315erdb/mpc8315erdb.c index ea4b04fd3d..f80b0ba4a5 100644 --- a/board/freescale/mpc8315erdb/mpc8315erdb.c +++ b/board/freescale/mpc8315erdb/mpc8315erdb.c @@ -30,6 +30,7 @@ #include #include #include +#include DECLARE_GLOBAL_DATA_PTR; @@ -95,12 +96,45 @@ static struct pci_region pci_regions[] = { } }; +static struct pci_region pcie_regions_0[] = { + { + .bus_start = CONFIG_SYS_PCIE1_MEM_BASE, + .phys_start = CONFIG_SYS_PCIE1_MEM_PHYS, + .size = CONFIG_SYS_PCIE1_MEM_SIZE, + .flags = PCI_REGION_MEM, + }, + { + .bus_start = CONFIG_SYS_PCIE1_IO_BASE, + .phys_start = CONFIG_SYS_PCIE1_IO_PHYS, + .size = CONFIG_SYS_PCIE1_IO_SIZE, + .flags = PCI_REGION_IO, + }, +}; + +static struct pci_region pcie_regions_1[] = { + { + .bus_start = CONFIG_SYS_PCIE2_MEM_BASE, + .phys_start = CONFIG_SYS_PCIE2_MEM_PHYS, + .size = CONFIG_SYS_PCIE2_MEM_SIZE, + .flags = PCI_REGION_MEM, + }, + { + .bus_start = CONFIG_SYS_PCIE2_IO_BASE, + .phys_start = CONFIG_SYS_PCIE2_IO_PHYS, + .size = CONFIG_SYS_PCIE2_IO_SIZE, + .flags = PCI_REGION_IO, + }, +}; + void pci_init_board(void) { volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR; + volatile sysconf83xx_t *sysconf = &immr->sysconf; volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; volatile law83xx_t *pci_law = immr->sysconf.pcilaw; + volatile law83xx_t *pcie_law = sysconf->pcielaw; struct pci_region *reg[] = { pci_regions }; + struct pci_region *pcie_reg[] = { pcie_regions_0, pcie_regions_1, }; int warmboot; /* Enable all 3 PCI_CLK_OUTPUTs. */ @@ -119,6 +153,24 @@ void pci_init_board(void) warmboot |= immr->pmc.pmccr1 & PMCCR1_POWER_OFF; mpc83xx_pci_init(1, reg, warmboot); + + /* Configure the clock for PCIE controller */ + clrsetbits_be32(&clk->sccr, SCCR_PCIEXP1CM | SCCR_PCIEXP2CM, + SCCR_PCIEXP1CM_1 | SCCR_PCIEXP2CM_1); + + /* Deassert the resets in the control register */ + out_be32(&sysconf->pecr1, 0xE0008000); + out_be32(&sysconf->pecr2, 0xE0008000); + udelay(2000); + + /* Configure PCI Express Local Access Windows */ + out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR); + out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB); + + out_be32(&pcie_law[1].bar, CONFIG_SYS_PCIE2_BASE & LAWBAR_BAR); + out_be32(&pcie_law[1].ar, LBLAWAR_EN | LBLAWAR_512MB); + + mpc83xx_pcie_init(2, pcie_reg, warmboot); } #if defined(CONFIG_OF_BOARD_SETUP) -- cgit v1.2.1 From 8b34557c546e5e9f34ebf83c93413dad973d93df Mon Sep 17 00:00:00 2001 From: Anton Vorontsov Date: Thu, 8 Jan 2009 04:26:19 +0300 Subject: mpc83xx: Add PCI-E support for MPC837XEMDS boards MPC837XEMDS boards can support PCI-E via "PCI-E riser card". The card provides two PCI-E (x2) ports. Though, only one port can be used in x2 mode. Two ports can function simultaneously in x1 mode. PCI-E x1/x2 modes can be switched via "pex_x2" environment variable. Signed-off-by: Anton Vorontsov Signed-off-by: Kim Phillips --- board/freescale/mpc837xemds/mpc837xemds.c | 6 +-- board/freescale/mpc837xemds/pci.c | 89 ++++++++++++++++++++++++++++++- board/freescale/mpc837xemds/pci.h | 6 +++ 3 files changed, 96 insertions(+), 5 deletions(-) create mode 100644 board/freescale/mpc837xemds/pci.h (limited to 'board') diff --git a/board/freescale/mpc837xemds/mpc837xemds.c b/board/freescale/mpc837xemds/mpc837xemds.c index acf8ada7b2..156d8089a1 100644 --- a/board/freescale/mpc837xemds/mpc837xemds.c +++ b/board/freescale/mpc837xemds/mpc837xemds.c @@ -18,6 +18,7 @@ #include #include #include +#include "pci.h" #include "../common/pq-mds-pib.h" int board_early_init_f(void) @@ -38,14 +39,10 @@ int board_early_init_f(void) case SPR_8377: fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA, FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); - fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX, - FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); break; case SPR_8378: fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SGMII, FSL_SERDES_CLK_125, FSL_SERDES_VDD_1V); - fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX, - FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); break; case SPR_8379: fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA, @@ -316,6 +313,7 @@ void ft_board_setup(void *blob, bd_t *bd) ft_pci_setup(blob, bd); if (board_pci_host_broken()) ft_pci_fixup(blob, bd); + ft_pcie_fixup(blob, bd); #endif } #endif /* CONFIG_OF_BOARD_SETUP */ diff --git a/board/freescale/mpc837xemds/pci.c b/board/freescale/mpc837xemds/pci.c index df4e748e97..31116b31ce 100644 --- a/board/freescale/mpc837xemds/pci.c +++ b/board/freescale/mpc837xemds/pci.c @@ -16,7 +16,9 @@ #include #include #include +#include #include +#include #if defined(CONFIG_PCI) static struct pci_region pci_regions[] = { @@ -40,15 +42,59 @@ static struct pci_region pci_regions[] = { } }; +static struct pci_region pcie_regions_0[] = { + { + .bus_start = CONFIG_SYS_PCIE1_MEM_BASE, + .phys_start = CONFIG_SYS_PCIE1_MEM_PHYS, + .size = CONFIG_SYS_PCIE1_MEM_SIZE, + .flags = PCI_REGION_MEM, + }, + { + .bus_start = CONFIG_SYS_PCIE1_IO_BASE, + .phys_start = CONFIG_SYS_PCIE1_IO_PHYS, + .size = CONFIG_SYS_PCIE1_IO_SIZE, + .flags = PCI_REGION_IO, + }, +}; + +static struct pci_region pcie_regions_1[] = { + { + .bus_start = CONFIG_SYS_PCIE2_MEM_BASE, + .phys_start = CONFIG_SYS_PCIE2_MEM_PHYS, + .size = CONFIG_SYS_PCIE2_MEM_SIZE, + .flags = PCI_REGION_MEM, + }, + { + .bus_start = CONFIG_SYS_PCIE2_IO_BASE, + .phys_start = CONFIG_SYS_PCIE2_IO_PHYS, + .size = CONFIG_SYS_PCIE2_IO_SIZE, + .flags = PCI_REGION_IO, + }, +}; + +static int is_pex_x2(void) +{ + const char *pex_x2 = getenv("pex_x2"); + + if (pex_x2 && !strcmp(pex_x2, "yes")) + return 1; + return 0; +} + void pci_init_board(void) { volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR; + volatile sysconf83xx_t *sysconf = &immr->sysconf; volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; volatile law83xx_t *pci_law = immr->sysconf.pcilaw; + volatile law83xx_t *pcie_law = sysconf->pcielaw; struct pci_region *reg[] = { pci_regions }; + struct pci_region *pcie_reg[] = { pcie_regions_0, pcie_regions_1, }; + u32 spridr = in_be32(&immr->sysconf.spridr); + int pex2 = is_pex_x2(); if (board_pci_host_broken()) - return; + goto skip_pci; /* Enable all 5 PCI_CLK_OUTPUTS */ clk->occr |= 0xf8000000; @@ -64,5 +110,46 @@ void pci_init_board(void) udelay(2000); mpc83xx_pci_init(1, reg, 0); +skip_pci: + /* There is no PEX in MPC8379 parts. */ + if (PARTID_NO_E(spridr) == SPR_8379) + return; + + /* Configure the clock for PCIE controller */ + clrsetbits_be32(&clk->sccr, SCCR_PCIEXP1CM | SCCR_PCIEXP2CM, + SCCR_PCIEXP1CM_1 | SCCR_PCIEXP2CM_1); + + /* Deassert the resets in the control register */ + out_be32(&sysconf->pecr1, 0xE0008000); + if (!pex2) + out_be32(&sysconf->pecr2, 0xE0008000); + udelay(2000); + + /* Configure PCI Express Local Access Windows */ + out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR); + out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB); + + out_be32(&pcie_law[1].bar, CONFIG_SYS_PCIE2_BASE & LAWBAR_BAR); + out_be32(&pcie_law[1].ar, LBLAWAR_EN | LBLAWAR_512MB); + + if (pex2) + fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX_X2, + FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); + else + fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX, + FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); + + mpc83xx_pcie_init(pex2 ? 1 : 2, pcie_reg, 0); +} + +void ft_pcie_fixup(void *blob, bd_t *bd) +{ + const char *status = "disabled (PCIE1 is x2)"; + + if (!is_pex_x2()) + return; + + do_fixup_by_path(blob, "pci2", "status", status, + strlen(status) + 1, 1); } #endif /* CONFIG_PCI */ diff --git a/board/freescale/mpc837xemds/pci.h b/board/freescale/mpc837xemds/pci.h new file mode 100644 index 0000000000..fd7a916af8 --- /dev/null +++ b/board/freescale/mpc837xemds/pci.h @@ -0,0 +1,6 @@ +#ifndef __BOARD_MPC837XEMDS_PCI_H +#define __BOARD_MPC837XEMDS_PCI_H + +extern void ft_pcie_fixup(void *blob, bd_t *bd); + +#endif /* __BOARD_MPC837XEMDS_PCI_H */ -- cgit v1.2.1 From 5bb907a4925397789c90d074f4f7e92ce6b39402 Mon Sep 17 00:00:00 2001 From: Ron Madrid Date: Thu, 22 Jan 2009 15:05:24 -0800 Subject: mpc83xx: New board support for SIMPC8313 This patch will create a new board, SIMPC8313, from Sheldon Instruments. This board boots from NAND devices and is configureable for either large or small page devices. The board supports non-soldered DDR2, one ethernet port, a Marvell 88E1118 PHY, and PCI host support. The board also has a FPGA connected to the eLBC providing glue logic to a TMS320C67xx DSP. Signed-off-by: Ron Madrid Signed-off-by: Kim Phillips --- board/sheldon/simpc8313/Makefile | 50 ++++++++++ board/sheldon/simpc8313/config.mk | 13 +++ board/sheldon/simpc8313/sdram.c | 193 ++++++++++++++++++++++++++++++++++++ board/sheldon/simpc8313/simpc8313.c | 134 +++++++++++++++++++++++++ 4 files changed, 390 insertions(+) create mode 100644 board/sheldon/simpc8313/Makefile create mode 100644 board/sheldon/simpc8313/config.mk create mode 100644 board/sheldon/simpc8313/sdram.c create mode 100644 board/sheldon/simpc8313/simpc8313.c (limited to 'board') diff --git a/board/sheldon/simpc8313/Makefile b/board/sheldon/simpc8313/Makefile new file mode 100644 index 0000000000..7c34c5e164 --- /dev/null +++ b/board/sheldon/simpc8313/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@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 +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS := $(BOARD).o sdram.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(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/sheldon/simpc8313/config.mk b/board/sheldon/simpc8313/config.mk new file mode 100644 index 0000000000..ce1c0d8d93 --- /dev/null +++ b/board/sheldon/simpc8313/config.mk @@ -0,0 +1,13 @@ +ifndef NAND_SPL +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp +endif + +ifndef TEXT_BASE +TEXT_BASE = 0x00100000 +endif + +ifdef CONFIG_NAND_LP +PAD_TO = 0xFFF20000 +else +PAD_TO = 0xFFF04000 +endif diff --git a/board/sheldon/simpc8313/sdram.c b/board/sheldon/simpc8313/sdram.c new file mode 100644 index 0000000000..ebb70a2327 --- /dev/null +++ b/board/sheldon/simpc8313/sdram.c @@ -0,0 +1,193 @@ +/* + * Copyright (C) Freescale Semiconductor, Inc. 2006-2007 + * Copyright (C) Sheldon Instruments, Inc. 2008 + * + * Author: Ron Madrid + * + * (C) Copyright 2006 + * Wolfgang Denk, DENX Software Engineering, wd@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 + */ + +#include +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +static long fixed_sdram(void); + +#if defined(CONFIG_NAND_SPL) +void si_wait_i2c(void) +{ + volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR; + + while (!(__raw_readb(&im->i2c[0].sr) & 0x02)) + ; + + __raw_writeb(0x00, &im->i2c[0].sr); + + sync(); + + return; +} + +void si_read_i2c(u32 lbyte, int count, u8 *buffer) +{ + volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR; + u32 i; + u8 chip = 0x50 << 1; /* boot sequencer I2C */ + u32 ubyte = (lbyte & 0xff00) >> 8; + + lbyte &= 0xff; + + /* + * Set up controller + */ + __raw_writeb(0x3f, &im->i2c[0].fdr); + __raw_writeb(0x00, &im->i2c[0].adr); + __raw_writeb(0x00, &im->i2c[0].sr); + __raw_writeb(0x00, &im->i2c[0].dr); + + while (__raw_readb(&im->i2c[0].sr) & 0x20) + ; + + /* + * Writing address to device + */ + __raw_writeb(0xb0, &im->i2c[0].cr); + sync(); + __raw_writeb(chip, &im->i2c[0].dr); + si_wait_i2c(); + + __raw_writeb(0xb0, &im->i2c[0].cr); + sync(); + __raw_writeb(ubyte, &im->i2c[0].dr); + si_wait_i2c(); + + __raw_writeb(lbyte, &im->i2c[0].dr); + si_wait_i2c(); + + __raw_writeb(0xb4, &im->i2c[0].cr); + sync(); + __raw_writeb(chip + 1, &im->i2c[0].dr); + si_wait_i2c(); + + __raw_writeb(0xa0, &im->i2c[0].cr); + sync(); + + /* + * Dummy read + */ + __raw_readb(&im->i2c[0].dr); + + si_wait_i2c(); + + /* + * Read actual data + */ + for (i = 0; i < count; i++) + { + if (i == (count - 2)) /* Reached next to last byte, No ACK */ + __raw_writeb(0xa8, &im->i2c[0].cr); + if (i == (count - 1)) /* Reached last byte, STOP */ + __raw_writeb(0x88, &im->i2c[0].cr); + + /* Read byte of data */ + buffer[i] = __raw_readb(&im->i2c[0].dr); + + if (i == (count - 1)) + break; + si_wait_i2c(); + } + + return; +} +#endif /* CONFIG_NAND_SPL */ + +phys_size_t initdram(int board_type) +{ + volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR; + volatile fsl_lbus_t *lbc= &im->lbus; + u32 msize; + + if ((__raw_readl(&im->sysconf.immrbar) & IMMRBAR_BASE_ADDR) != (u32) im) + return -1; + + /* DDR SDRAM - Main SODIMM */ + __raw_writel(CONFIG_SYS_DDR_BASE & LAWBAR_BAR, &im->sysconf.ddrlaw[0].bar); + + msize = fixed_sdram(); + + /* Local Bus setup lbcr and mrtpr */ + __raw_writel(CONFIG_SYS_LBC_LBCR, &lbc->lbcr); + __raw_writel(CONFIG_SYS_LBC_MRTPR, &lbc->mrtpr); + sync(); + + /* return total bus SDRAM size(bytes) -- DDR */ + return (msize * 1024 * 1024); +} + +/************************************************************************* + * fixed sdram init -- reads values from boot sequencer I2C + ************************************************************************/ +static long fixed_sdram(void) +{ + volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR; + u32 msizelog2, msize = 1; +#if defined(CONFIG_NAND_SPL) + u32 i; + const u8 bytecount = 135; + u8 buffer[bytecount]; + u32 addr, data; + + si_read_i2c(0, bytecount, buffer); + + for (i = 18; i < bytecount; i += 7){ + addr = (u32)buffer[i]; + addr <<= 8; + addr |= (u32)buffer[i + 1]; + addr <<= 2; + data = (u32)buffer[i + 2]; + data <<= 8; + data |= (u32)buffer[i + 3]; + data <<= 8; + data |= (u32)buffer[i + 4]; + data <<= 8; + data |= (u32)buffer[i + 5]; + + __raw_writel(data, (u32 *)(CONFIG_SYS_IMMR + addr)); + } + + sync(); + + /* enable DDR controller */ + __raw_writel((__raw_readl(&im->ddr.sdram_cfg) | SDRAM_CFG_MEM_EN), &im->ddr.sdram_cfg); +#endif /* (CONFIG_NAND_SPL) */ + + msizelog2 = ((__raw_readl(&im->sysconf.ddrlaw[0].ar) & LAWAR_SIZE) + 1); + msize <<= (msizelog2 - 20); + + return msize; +} diff --git a/board/sheldon/simpc8313/simpc8313.c b/board/sheldon/simpc8313/simpc8313.c new file mode 100644 index 0000000000..25e5c2409d --- /dev/null +++ b/board/sheldon/simpc8313/simpc8313.c @@ -0,0 +1,134 @@ +/* + * Copyright (C) Freescale Semiconductor, Inc. 2006-2007 + * Copyright (C) Sheldon Instruments, Inc. 2008 + * + * Author: Ron Madrid + * + * 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 + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + puts("Board: Sheldon Instruments SIMPC8313\n"); + return 0; +} + +#ifndef CONFIG_NAND_SPL +static struct pci_region pci_regions[] = { + { + bus_start: CONFIG_SYS_PCI1_MEM_BASE, + phys_start: CONFIG_SYS_PCI1_MEM_PHYS, + size: CONFIG_SYS_PCI1_MEM_SIZE, + flags: PCI_REGION_MEM | PCI_REGION_PREFETCH + }, + { + bus_start: CONFIG_SYS_PCI1_MMIO_BASE, + phys_start: CONFIG_SYS_PCI1_MMIO_PHYS, + size: CONFIG_SYS_PCI1_MMIO_SIZE, + flags: PCI_REGION_MEM + }, + { + bus_start: CONFIG_SYS_PCI1_IO_BASE, + phys_start: CONFIG_SYS_PCI1_IO_PHYS, + size: CONFIG_SYS_PCI1_IO_SIZE, + flags: PCI_REGION_IO + } +}; + +void pci_init_board(void) +{ + volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR; + volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; + volatile law83xx_t *pci_law = immr->sysconf.pcilaw; + struct pci_region *reg[] = { pci_regions }; + int warmboot; + + /* Enable all 3 PCI_CLK_OUTPUTs. */ + clk->occr |= 0xe0000000; + + /* + * Configure PCI Local Access Windows + */ + pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR; + pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB; + + pci_law[1].bar = CONFIG_SYS_PCI1_IO_PHYS & LAWBAR_BAR; + pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB; + + warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM; + + mpc83xx_pci_init(1, reg, warmboot); +} + +/* + * Miscellaneous late-boot configurations + */ +int misc_init_r(void) +{ + int rc = 0; + + return rc; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); +#ifdef CONFIG_PCI + ft_pci_setup(blob, bd); +#endif +} +#endif +#else /* CONFIG_NAND_SPL */ +void board_init_f(ulong bootflag) +{ + NS16550_init((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), + CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE); + puts("NAND boot... "); + init_timebase(); + initdram(0); + relocate_code(CONFIG_SYS_NAND_U_BOOT_RELOC + 0x10000, (gd_t *)gd, + CONFIG_SYS_NAND_U_BOOT_RELOC); +} + +void board_init_r(gd_t *gd, ulong dest_addr) +{ + nand_boot(); +} + +void putc(char c) +{ + if (gd->flags & GD_FLG_SILENT) + return; + + if (c == '\n') + NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), '\r'); + + NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), c); +} +#endif -- cgit v1.2.1