From ecdcbd4f8c1f8cefd785752f4e7536aae2a4ecf9 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Fri, 16 Nov 2007 14:00:59 +0100 Subject: [PATCH] ppc4xx: Update AMCC Makalu for board rev 1.1 This patch adds changes needed for Makalu rev 1.1: - Enable 2nd DDR2 bank resulting in 256MByte of SDRAM - Enable 2nd ethernet port EMAC1 - Use generic GPIO configuration framework (CFG_4xx_GPIO_TABLE) - Reset PCIe ports via GPIO upon bootup Signed-off-by: Stefan Roese --- board/amcc/makalu/init.S | 10 +---- board/amcc/makalu/makalu.c | 57 ++++++---------------------- include/configs/makalu.h | 78 ++++++++++++++++++++++++-------------- 3 files changed, 62 insertions(+), 83 deletions(-) diff --git a/board/amcc/makalu/init.S b/board/amcc/makalu/init.S index 806f5fdee2..57c1774e02 100644 --- a/board/amcc/makalu/init.S +++ b/board/amcc/makalu/init.S @@ -54,14 +54,8 @@ ext_bus_cntlr_init: /* base=00000000, size=128MByte (5), mode=2 (n*10*4) */ mtsdram_as(SDRAM_MB0CF, 0x00005201); - /* SET SDRAM_MB1CF - Not enabled */ - mtsdram_as(SDRAM_MB1CF, 0x00000000); - - /* SET SDRAM_MB2CF - Not enabled */ - mtsdram_as(SDRAM_MB2CF, 0x00000000); - - /* SET SDRAM_MB3CF - Not enabled */ - mtsdram_as(SDRAM_MB3CF, 0x00000000); + /* base=08000000, size=128MByte (5), mode=2 (n*10*4) */ + mtsdram_as(SDRAM_MB1CF, (0x08000000 >> 3) | 0x5201); /* SDRAM_CLKTR: Adv Addr clock by 90 deg */ mtsdram_as(SDRAM_CLKTR,0x80000000); diff --git a/board/amcc/makalu/makalu.c b/board/amcc/makalu/makalu.c index 3b4a9c1547..b7933a056d 100644 --- a/board/amcc/makalu/makalu.c +++ b/board/amcc/makalu/makalu.c @@ -26,7 +26,8 @@ #include #include #include -#include +#include +#include #if defined(CONFIG_PCI) #include @@ -189,6 +190,11 @@ int board_early_init_f (void) */ mtsdr(SDR0_SRST, 0); + /* Reset PCIe slots */ + gpio_write_bit(CFG_GPIO_PCIE_RST, 0); + udelay(100); + gpio_write_bit(CFG_GPIO_PCIE_RST, 1); + return 0; } @@ -239,45 +245,6 @@ int pci_pre_init(struct pci_controller * hose ) } #endif /* defined(CONFIG_PCI) */ -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*-------------------------------------------------------------------+ - * Disable everything - *-------------------------------------------------------------------*/ - out32r( PCIX0_PIM0SA, 0 ); /* disable */ - out32r( PCIX0_PIM1SA, 0 ); /* disable */ - out32r( PCIX0_PIM2SA, 0 ); /* disable */ - out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */ - - /*-------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 - * strapping options to not support sizes such as 128/256 MB. - *-------------------------------------------------------------------*/ - out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE ); - out32r( PCIX0_PIM0LAH, 0 ); - out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIX0_BAR0, 0 ); - - /*-------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *-------------------------------------------------------------------*/ - out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID ); - out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID ); - - out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ - #ifdef CONFIG_PCI static struct pci_controller pcie_hose[2] = {{0},{0}}; @@ -292,15 +259,13 @@ void pcie_setup_hoses(int busno) for (i = 0; i < 2; i++) { - if (is_end_point(i)) { - printf("PCIE%d: will be configured as endpoint\n", i); + if (is_end_point(i)) ret = ppc4xx_init_pcie_endport(i); - } else { - printf("PCIE%d: will be configured as root-complex\n", i); + else ret = ppc4xx_init_pcie_rootport(i); - } if (ret) { - printf("PCIE%d: initialization failed\n", i); + printf("PCIE%d: initialization as %s failed\n", i, + is_end_point(i) ? "endpoint" : "root-complex"); continue; } diff --git a/include/configs/makalu.h b/include/configs/makalu.h index 30707799f5..aa421c1392 100644 --- a/include/configs/makalu.h +++ b/include/configs/makalu.h @@ -44,11 +44,11 @@ * actual resources get mapped (not physical addresses) *----------------------------------------------------------------------*/ #define CFG_SDRAM_BASE 0x00000000 -#define CFG_FLASH_BASE 0xFE000000 +#define CFG_FLASH_BASE 0xFC000000 #define CFG_FPGA_BASE 0xF0000000 #define CFG_PERIPHERAL_BASE 0xEF600000 /* internal peripherals*/ #define CFG_MONITOR_LEN (384 * 1024) /* Reserve 384 kB for Monitor */ -#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ +#define CFG_MALLOC_LEN (512 * 1024) /* Reserve 512 kB for malloc() */ #define CFG_MONITOR_BASE (TEXT_BASE) /*----------------------------------------------------------------------- @@ -113,7 +113,7 @@ /*----------------------------------------------------------------------- * DDR SDRAM *----------------------------------------------------------------------*/ -#define CFG_MBYTES_SDRAM 128 +#define CFG_MBYTES_SDRAM 256 /*----------------------------------------------------------------------- * I2C @@ -150,7 +150,7 @@ #define CONFIG_NET_MULTI 1 #define CONFIG_HAS_ETH1 1 /* add support for "eth1addr" */ -#define CONFIG_PHY1_ADDR 2 +#define CONFIG_PHY1_ADDR 0 #define CFG_RX_ETH_BUFFER 32 /* Number of ethernet rx buffers & descriptors */ @@ -187,8 +187,8 @@ "bootfile=makalu/uImage\0" \ "fdt_file=makalu/makalu.dtb\0" \ "fdt_addr=400000\0" \ - "kernel_addr=fe000000\0" \ - "ramdisk_addr=fe200000\0" \ + "kernel_addr=fc000000\0" \ + "ramdisk_addr=fc200000\0" \ "initrd_high=30000000\0" \ "load=tftp 200000 makalu/u-boot.bin\0" \ "update=protect off fffa0000 ffffffff;era fffa0000 ffffffff;" \ @@ -282,6 +282,7 @@ #define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ +#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ /*----------------------------------------------------------------------- * PCI stuff @@ -323,7 +324,7 @@ *----------------------------------------------------------------------*/ /* Memory Bank 0 (NOR-FLASH) initialization */ #define CFG_EBC_PB0AP 0x04011000 -#define CFG_EBC_PB0CR 0xFE0BA000 /* BAS=0xFE0,BS=32MB,BU=R/W,BW=16bit*/ +#define CFG_EBC_PB0CR (CFG_FLASH_BASE | 0xda000) /* Memory Bank 2 (CPLD) initialization */ #define CFG_EBC_PB2AP 0x9400C800 @@ -334,28 +335,47 @@ /*----------------------------------------------------------------------- * GPIO Setup *----------------------------------------------------------------------*/ -/*----------------------------------------------------------------------- - * Definitions for GPIO setup (PPC405EX specific) - * - * GPIO0[0-3] - EBC data 0-3 inputs/outputs - * GPIO0[4-7] - USB data 4-7 inputs/outputs - * GPIO0[8-11] - NFCE# 1-3 inputs/outputs, GPIO11: IRQ6 inputs - * GPIO0[12-15] - USB data 0-3 inputs/outputs - * GPIO0[16-21] - UART0 control signal inputs/outputs - * - * GPIO0[22-25,27] - EBC control signal inputs/outputs - * GPIO0[26] - Instruction trace outputs - * GPIO0[28] - Float, N/C - * GPIO0[29-31] - DMA control signal inputs/outputs - */ -#define CFG_GPIO0_OSRL 0x00AA54AA -#define CFG_GPIO0_OSRH 0x55500000 -#define CFG_GPIO0_TSRL 0x00AA54AA -#define CFG_GPIO0_TSRH 0x55500000 -#define CFG_GPIO0_ISR1L 0x00005400 -#define CFG_GPIO0_ISR1H 0x55500000 -#define CFG_GPIO0_ISR2L 0x00550055 -#define CFG_GPIO0_ISR2H 0x00000000 +#define CFG_4xx_GPIO_TABLE { /* Out GPIO Alternate1 Alternate2 Alternate3 */ \ +{ \ +/* GPIO Core 0 */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO0 EBC_DATA_PAR(0) */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO1 EBC_DATA_PAR(1) */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO2 EBC_DATA_PAR(2) */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO3 EBC_DATA_PAR(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO4 EBC_DATA(20) USB2_DATA(4) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO5 EBC_DATA(21) USB2_DATA(5) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO6 EBC_DATA(22) USB2_DATA(6) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO7 EBC_DATA(23) USB2_DATA(7) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO8 EBC_CS(1) NFCE(1) IRQ(7) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO9 EBC_CS(2) NFCE(2) IRQ(8) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO10 EBC_CS(3) NFCE(3) IRQ(9) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO11 IRQ(6) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO12 EBC_DATA(16) USB2_DATA(0) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO13 EBC_DATA(17) USB2_DATA(1) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO14 EBC_DATA(18) USB2_DATA(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO15 EBC_DATA(19) USB2_DATA(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO16 UART0_DCD UART1_CTS */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO17 UART0_DSR UART1_RTS */ \ +{GPIO0_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_0}, /* GPIO18 UART0_CTS */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO19 UART0_RTS */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO20 UART0_DTR UART1_TX */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO21 UART0_RI UART1_RX */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO22 EBC_HOLD_REQ DMA_ACK2 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_0}, /* GPIO23 EBC_HOLD_ACK DMA_REQ2 */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO24 EBC_EXT_REQ DMA_EOT2 IRQ(4) */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_0}, /* GPIO25 EBC_EXT_ACK DMA_ACK3 IRQ(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO26 EBC_ADDR(5) DMA_EOT0 TS(3) */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL , GPIO_OUT_0}, /* GPIO27 EBC_BUS_REQ DMA_EOT3 IRQ(5) */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL , GPIO_OUT_0}, /* GPIO28 */ \ +{GPIO0_BASE, GPIO_IN, GPIO_SEL , GPIO_OUT_0}, /* GPIO29 IRQ(2) DMA_EOT1 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO30 IRQ(1) DMA_REQ1 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO31 IRQ(0) DMA_ACK1 */ \ +} \ +} + +#define CFG_GPIO_PCIE_RST 23 +#define CFG_GPIO_PCIE_CLKREQ 27 +#define CFG_GPIO_PCIE_WAKE 28 /* * Internal Definitions -- 2.25.1