diff options
| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 | 
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 | 
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/board/muas3001 | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip  | |
Diffstat (limited to 'roms/u-boot/board/muas3001')
| -rw-r--r-- | roms/u-boot/board/muas3001/Makefile | 8 | ||||
| -rw-r--r-- | roms/u-boot/board/muas3001/muas3001.c | 337 | 
2 files changed, 345 insertions, 0 deletions
diff --git a/roms/u-boot/board/muas3001/Makefile b/roms/u-boot/board/muas3001/Makefile new file mode 100644 index 00000000..ef049609 --- /dev/null +++ b/roms/u-boot/board/muas3001/Makefile @@ -0,0 +1,8 @@ +# +# (C) Copyright 2001-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# SPDX-License-Identifier:	GPL-2.0+ +# + +obj-y	:= muas3001.o diff --git a/roms/u-boot/board/muas3001/muas3001.c b/roms/u-boot/board/muas3001/muas3001.c new file mode 100644 index 00000000..08eb5e82 --- /dev/null +++ b/roms/u-boot/board/muas3001/muas3001.c @@ -0,0 +1,337 @@ +/* + * (C) Copyright 2008 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * SPDX-License-Identifier:	GPL-2.0+ + */ + +#include <common.h> +#include <mpc8260.h> +#include <ioports.h> + +#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) +#include <libfdt.h> +#endif + +/* + * I/O Port configuration table + * + * if conf is 1, then that port pin will be configured at boot time + * according to the five values podr/pdir/ppar/psor/pdat for that entry + */ +const iop_conf_t iop_conf_tab[4][32] = { + +    /* Port A */ +    {	/*	      conf      ppar psor pdir podr pdat */ +	/* PA31 */ { 0,          0,   0,   0,   0,   0 }, /* PA31            */ +	/* PA30 */ { 0,          0,   0,   0,   0,   0 }, /* PA30            */ +	/* PA29 */ { 1,          1,   1,   1,   0,   0 }, /* FCC1 TXER */ +	/* PA28 */ { 1,          1,   1,   1,   0,   0 }, /* FCC1 TXEN */ +	/* PA27 */ { 1,          1,   1,   0,   0,   0 }, /* FCC1 RXDV */ +	/* PA26 */ { 1,          1,   1,   0,   0,   0 }, /* FCC1 RXER */ +	/* PA25 */ { 1,          0,   0,   1,   0,   0 }, /* ETH_PWRDWN      */ +	/* PA24 */ { 1,          0,   0,   1,   0,   1 }, /* ETH_RESET       */ +	/* PA23 */ { 0,          0,   0,   0,   0,   0 }, /* PA23            */ +	/* PA22 */ { 0,          0,   0,   0,   0,   0 }, /* PA22            */ +	/* PA21 */ { 1,          1,   0,   1,   0,   0 }, /* FCC1 TXD3 */ +	/* PA20 */ { 1,          1,   0,   1,   0,   0 }, /* FCC1 TXD2 */ +	/* PA19 */ { 1,          1,   0,   1,   0,   0 }, /* FCC1 TXD1 */ +	/* PA18 */ { 1,          1,   0,   1,   0,   0 }, /* FCC1 TXD0 */ +	/* PA17 */ { 1,          1,   0,   0,   0,   0 }, /* FCC1 RXD0 */ +	/* PA16 */ { 1,          1,   0,   0,   0,   0 }, /* FCC1 RXD1 */ +	/* PA15 */ { 1,          1,   0,   0,   0,   0 }, /* FCC1 RXD2 */ +	/* PA14 */ { 1,          1,   0,   0,   0,   0 }, /* FCC1 RXD3 */ +	/* PA13 */ { 0,          0,   0,   0,   0,   0 }, /* PA13            */ +	/* PA12 */ { 1,          0,   0,   1,   0,   0 }, /* ETH_SLEEP       */ +	/* PA11 */ { 0,          0,   0,   0,   0,   0 }, /* PA11            */ +	/* PA10 */ { 1,          0,   0,   1,   0,   0 }, /* MDIO            */ +	/* PA9  */ { 1,          0,   0,   1,   0,   0 }, /* MDC             */ +	/* PA8  */ { 1,          1,   0,   0,   0,   0 }, /* SMC2 RxD        */ +	/* PA7  */ { 0,          0,   0,   0,   0,   0 }, /* PA7             */ +	/* PA6  */ { 0,          0,   0,   0,   0,   0 }, /* PA6             */ +	/* PA5  */ { 0,          0,   0,   0,   0,   0 }, /* PA5             */ +	/* PA4  */ { 0,          0,   0,   0,   0,   0 }, /* PA4             */ +	/* PA3  */ { 0,          0,   0,   0,   0,   0 }, /* PA3             */ +	/* PA2  */ { 0,          0,   0,   0,   0,   0 }, /* PA2             */ +	/* PA1  */ { 0,          0,   0,   0,   0,   0 }, /* PA1             */ +	/* PA0  */ { 0,          0,   0,   0,   0,   0 }  /* PA0             */ +    }, + +    /* Port B */ +    {   /*	      conf      ppar psor pdir podr pdat */ +	/* PB31 */ { 0,          0,   0,   0,   0,   0 }, /* PB31            */ +	/* PB30 */ { 0,          0,   0,   0,   0,   0 }, /* PB30            */ +	/* PB29 */ { 0,          0,   0,   0,   0,   0 }, /* PB29            */ +	/* PB28 */ { 1,          1,   1,   1,   0,   0 }, /* SCC1 TxD        */ +	/* PB27 */ { 0,          0,   0,   0,   0,   0 }, /* PB27            */ +	/* PB26 */ { 0,          0,   0,   0,   0,   0 }, /* PB26            */ +	/* PB25 */ { 0,          0,   0,   0,   0,   0 }, /* PB25            */ +	/* PB24 */ { 0,          0,   0,   0,   0,   0 }, /* PB24            */ +	/* PB23 */ { 0,          0,   0,   0,   0,   0 }, /* PB23            */ +	/* PB22 */ { 0,          0,   0,   0,   0,   0 }, /* PB22            */ +	/* PB21 */ { 0,          0,   0,   0,   0,   0 }, /* PB21            */ +	/* PB20 */ { 0,          0,   0,   0,   0,   0 }, /* PB20            */ +	/* PB19 */ { 0,          0,   0,   0,   0,   0 }, /* PB19            */ +	/* PB18 */ { 0,          0,   0,   0,   0,   0 }, /* PB18            */ +	/* PB17 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB16 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB15 */ { 1,          1,   0,   0,   0,   0 }, /* SCC2 RxD        */ +	/* PB14 */ { 1,          1,   0,   0,   0,   0 }, /* SCC3 RxD        */ +	/* PB13 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB12 */ { 1,          1,   1,   1,   0,   0 }, /* SCC2 TxD        */ +	/* PB11 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB10 */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB9  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB8  */ { 1,          1,   1,   1,   0,   0 }, /* SCC3 TxD        */ +	/* PB7  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB6  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB5  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB4  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB3  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB2  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB1  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PB0  */ { 0,          0,   0,   0,   0,   0 }  /* non-existent    */ +    }, + +    /* Port C */ +    {   /*	      conf      ppar psor pdir podr pdat */ +	/* PC31 */ { 0,          0,   0,   0,   0,   0 }, /* PC31            */ +	/* PC30 */ { 1,          1,   1,   1,   0,   0 }, /* Timer1 OUT      */ +	/* PC29 */ { 0,          0,   0,   0,   0,   0 }, /* PC29            */ +	/* PC28 */ { 0,          0,   0,   0,   0,   0 }, /* PC28            */ +	/* PC27 */ { 0,          0,   0,   0,   0,   0 }, /* PC27            */ +	/* PC26 */ { 0,          0,   0,   0,   0,   0 }, /* PC26            */ +	/* PC25 */ { 0,          0,   0,   0,   0,   0 }, /* PC25            */ +	/* PC24 */ { 0,          0,   0,   0,   0,   0 }, /* PC24            */ +	/* PC23 */ { 0,          0,   0,   0,   0,   0 }, /* PC23            */ +	/* PC22 */ { 0,          0,   0,   0,   0,   0 }, /* PC22            */ +	/* PC21 */ { 1,          1,   0,   0,   0,   0 }, /* FCC RxCLK 11    */ +	/* PC20 */ { 1,          1,   0,   0,   0,   0 }, /* FCC TxCLK 12    */ +	/* PC19 */ { 0,          0,   0,   0,   0,   0 }, /* PC19            */ +	/* PC18 */ { 0,          0,   0,   0,   0,   0 }, /* PC18            */ +	/* PC17 */ { 0,          0,   0,   0,   0,   0 }, /* PC17            */ +	/* PC16 */ { 0,          0,   0,   0,   0,   0 }, /* PC16            */ +	/* PC15 */ { 1,          1,   0,   1,   0,   0 }, /* SMC2 TxD        */ +	/* PC14 */ { 0,          0,   0,   0,   0,   0 }, /* PC14            */ +	/* PC13 */ { 0,          0,   0,   0,   0,   0 }, /* PC13            */ +	/* PC12 */ { 1,          0,   0,   1,   0,   0 }, /* TX OUTPUT SLEW1 */ +	/* PC11 */ { 1,          0,   0,   1,   0,   0 }, /* TX OUTPUT SLEW0 */ +	/* PC10 */ { 0,          0,   0,   0,   0,   0 }, /* PC10            */ +	/* PC9  */ { 1,          0,   0,   1,   0,   1 }, /* SPA_TX_EN       */ +	/* PC8  */ { 0,          0,   0,   0,   0,   0 }, /* PC8             */ +	/* PC7  */ { 0,          0,   0,   0,   0,   0 }, /* PC7             */ +	/* PC6  */ { 0,          0,   0,   0,   0,   0 }, /* PC6             */ +	/* PC5  */ { 0,          0,   0,   0,   0,   0 }, /* PC5             */ +	/* PC4  */ { 0,          0,   0,   0,   0,   0 }, /* PC4             */ +	/* PC3  */ { 0,          0,   0,   0,   0,   0 }, /* PC3             */ +	/* PC2  */ { 0,          0,   0,   0,   0,   0 }, /* PC2             */ +	/* PC1  */ { 0,          0,   0,   0,   0,   0 }, /* PC1             */ +	/* PC0  */ { 0,          0,   0,   0,   0,   0 }, /* PC0             */ +    }, + +    /* Port D */ +    {   /*	      conf      ppar psor pdir podr pdat */ +	/* PD31 */ { 1,          1,   0,   0,   0,   0 }, /* SCC1 RxD        */ +	/* PD30 */ { 0,          0,   0,   0,   0,   0 }, /* PD30            */ +	/* PD29 */ { 0,          0,   0,   0,   0,   0 }, /* PD29            */ +	/* PD28 */ { 0,          0,   0,   0,   0,   0 }, /* PD28            */ +	/* PD27 */ { 0,          0,   0,   0,   0,   0 }, /* PD27            */ +	/* PD26 */ { 0,          0,   0,   0,   0,   0 }, /* PD26            */ +	/* PD25 */ { 0,          0,   0,   0,   0,   0 }, /* PD25            */ +	/* PD24 */ { 0,          0,   0,   0,   0,   0 }, /* PD24            */ +	/* PD23 */ { 0,          0,   0,   0,   0,   0 }, /* PD23            */ +	/* PD22 */ { 1,          1,   0,   0,   0,   0 }, /* SCC4: RXD       */ +	/* PD21 */ { 1,          1,   0,   1,   0,   0 }, /* SCC4: TXD       */ +	/* PD20 */ { 0,          0,   0,   0,   0,   0 }, /* PD18            */ +	/* PD19 */ { 0,          0,   0,   0,   0,   0 }, /* PD19            */ +	/* PD18 */ { 0,          0,   0,   0,   0,   0 }, /* PD18            */ +	/* PD17 */ { 0,          0,   0,   0,   0,   0 }, /* PD17            */ +	/* PD16 */ { 0,          0,   0,   0,   0,   0 }, /* PD16            */ +#if defined(CONFIG_HARD_I2C) +	/* PD15 */ { 1,          1,   1,   0,   1,   0 }, /* I2C SDA         */ +	/* PD14 */ { 1,          1,   1,   0,   1,   0 }, /* I2C SCL         */ +#else +	/* PD15 */ { 1,          0,   0,   0,   1,   1 }, /* PD15            */ +	/* PD14 */ { 1,          0,   0,   1,   1,   1 }, /* PD14            */ +#endif +	/* PD13 */ { 0,          0,   0,   0,   0,   0 }, /* PD13            */ +	/* PD12 */ { 0,          0,   0,   0,   0,   0 }, /* PD12            */ +	/* PD11 */ { 0,          0,   0,   0,   0,   0 }, /* PD11            */ +	/* PD10 */ { 0,          0,   0,   0,   0,   0 }, /* PD10            */ +	/* PD9  */ { 1,          1,   0,   1,   0,   0 }, /* SMC1 TxD        */ +	/* PD8  */ { 1,          1,   0,   0,   0,   0 }, /* SMC1 RxD        */ +	/* PD7  */ { 0,          0,   0,   0,   0,   0 }, /* PD7             */ +	/* PD6  */ { 0,          0,   0,   0,   0,   0 }, /* PD6             */ +	/* PD5  */ { 0,          0,   0,   0,   0,   0 }, /* PD5             */ +	/* PD4  */ { 0,          0,   0,   0,   0,   0 }, /* PD4             */ +	/* PD3  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PD2  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PD1  */ { 0,          0,   0,   0,   0,   0 }, /* non-existent    */ +	/* PD0  */ { 0,          0,   0,   0,   0,   0 }  /* non-existent    */ +    } +}; + +/* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx + * + * This routine performs standard 8260 initialization sequence + * and calculates the available memory size. It may be called + * several times to try different SDRAM configurations on both + * 60x and local buses. + */ +static long int try_init (volatile memctl8260_t * memctl, ulong sdmr, +						  ulong orx, volatile uchar * base) +{ +	volatile uchar c = 0xff; +	volatile uint *sdmr_ptr; +	volatile uint *orx_ptr; +	ulong maxsize, size; +	int i; + +	/* We must be able to test a location outsize the maximum legal size +	 * to find out THAT we are outside; but this address still has to be +	 * mapped by the controller. That means, that the initial mapping has +	 * to be (at least) twice as large as the maximum expected size. +	 */ +	maxsize = (1 + (~orx | 0x7fff))/* / 2*/; + +	sdmr_ptr = &memctl->memc_psdmr; +	orx_ptr = &memctl->memc_or1; + +	*orx_ptr = orx; + +	/* +	 * Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35): +	 * +	 * "At system reset, initialization software must set up the +	 *  programmable parameters in the memory controller banks registers +	 *  (ORx, BRx, P/LSDMR). After all memory parameters are configured, +	 *  system software should execute the following initialization sequence +	 *  for each SDRAM device. +	 * +	 *  1. Issue a PRECHARGE-ALL-BANKS command +	 *  2. Issue eight CBR REFRESH commands +	 *  3. Issue a MODE-SET command to initialize the mode register +	 * +	 *  The initial commands are executed by setting P/LSDMR[OP] and +	 *  accessing the SDRAM with a single-byte transaction." +	 * +	 * The appropriate BRx/ORx registers have already been set when we +	 * get here. The SDRAM can be accessed at the address CONFIG_SYS_SDRAM_BASE. +	 */ + +	*sdmr_ptr = sdmr | PSDMR_OP_PREA; +	*base = c; + +	*sdmr_ptr = sdmr | PSDMR_OP_CBRR; +	for (i = 0; i < 8; i++) +		*base = c; + +	*sdmr_ptr = sdmr | PSDMR_OP_MRW; +	*(base + CONFIG_SYS_MRS_OFFS) = c;	/* setting MR on address lines */ + +	*sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN; +	*base = c; + +	size = get_ram_size ((long *)base, maxsize); +	*orx_ptr = orx | ~(size - 1); + +	return (size); +} + +phys_size_t initdram (int board_type) +{ +	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; +	volatile memctl8260_t *memctl = &immap->im_memctl; +	long psize; +#ifndef CONFIG_SYS_RAMBOOT +	long sizelittle, sizebig; +#endif + +	memctl->memc_psrt = CONFIG_SYS_PSRT; +	memctl->memc_mptpr = CONFIG_SYS_MPTPR; + +#ifndef CONFIG_SYS_RAMBOOT +	/* 60x SDRAM setup: +	 */ +	sizelittle = try_init (memctl, CONFIG_SYS_PSDMR_LITTLE, CONFIG_SYS_OR1_LITTLE, +						  (uchar *) CONFIG_SYS_SDRAM_BASE); +	sizebig = try_init (memctl, CONFIG_SYS_PSDMR_BIG, CONFIG_SYS_OR1_BIG, +						  (uchar *) CONFIG_SYS_SDRAM_BASE); +	if (sizelittle < sizebig) { +		psize = sizebig; +	} else { +		psize = try_init (memctl, CONFIG_SYS_PSDMR_LITTLE, CONFIG_SYS_OR1_LITTLE, +						  (uchar *) CONFIG_SYS_SDRAM_BASE); +	} +#endif /* CONFIG_SYS_RAMBOOT */ + +	icache_enable (); + +	return (psize); +} + +int checkboard (void) +{ +	puts ("Board: MUAS3001\n"); + +	return 0; +} + +/* + * Early board initalization. + */ +int board_early_init_r (void) +{ +	return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) +DECLARE_GLOBAL_DATA_PTR; + +/* + * update "memory" property in the blob + */ +void ft_blob_update (void *blob, bd_t *bd) +{ +	int ret, nodeoffset = 0; +	ulong flash_data[4] = {0}; +	ulong	speed = 0; + +	/* update Flash addr, size */ +	flash_data[2] = cpu_to_be32 (CONFIG_SYS_FLASH_BASE); +	flash_data[3] = cpu_to_be32 (CONFIG_SYS_FLASH_SIZE); +	nodeoffset = fdt_path_offset (blob, "/localbus"); +	if (nodeoffset >= 0) { +		ret = fdt_setprop (blob, nodeoffset, "ranges", flash_data, +					sizeof (flash_data)); +	if (ret < 0) +		printf ("ft_blob_update): cannot set /localbus/ranges " +			"property err:%s\n", fdt_strerror(ret)); +	} else { +		/* memory node is required in dts */ +		printf ("ft_blob_update(): cannot find /localbus node " +			"err:%s\n", fdt_strerror (nodeoffset)); +	} + +	/* baudrate */ +	nodeoffset = fdt_path_offset (blob, "/soc/cpm/serial"); +	if (nodeoffset >= 0) { +		speed = cpu_to_be32 (gd->baudrate); +		ret = fdt_setprop (blob, nodeoffset, "current-speed", &speed, +					sizeof (unsigned long)); +	if (ret < 0) +		printf ("ft_blob_update): cannot set /soc/cpm/serial/current-speed " +			"property err:%s\n", fdt_strerror (ret)); +	} else { +		/* baudrate is required in dts */ +		printf ("ft_blob_update(): cannot find /soc/cpm/smc2/current-speed node " +			"err:%s\n", fdt_strerror (nodeoffset)); +	} +} + +void ft_board_setup (void *blob, bd_t *bd) +{ +	ft_cpu_setup (blob, bd); +	ft_blob_update (blob, bd); +} +#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */  | 
