diff options
| -rw-r--r-- | board/freescale/p1010rdb/law.c | 2 | ||||
| -rw-r--r-- | board/freescale/p1010rdb/p1010rdb.c | 119 | ||||
| -rw-r--r-- | board/freescale/p1010rdb/tlb.c | 4 | ||||
| -rw-r--r-- | include/configs/P1010RDB.h | 15 |
4 files changed, 107 insertions, 33 deletions
diff --git a/board/freescale/p1010rdb/law.c b/board/freescale/p1010rdb/law.c index 0045127..ed41a05 100644 --- a/board/freescale/p1010rdb/law.c +++ b/board/freescale/p1010rdb/law.c @@ -9,11 +9,9 @@ #include <asm/mmu.h> struct law_entry law_table[] = { -#ifndef CONFIG_SDCARD SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_32M, LAW_TRGT_IF_IFC), SET_LAW(CONFIG_SYS_CPLD_BASE_PHYS, LAW_SIZE_128K, LAW_TRGT_IF_IFC), SET_LAW(CONFIG_SYS_NAND_BASE_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_IFC), -#endif }; int num_law_entries = ARRAY_SIZE(law_table); diff --git a/board/freescale/p1010rdb/p1010rdb.c b/board/freescale/p1010rdb/p1010rdb.c index 42153e6..ae8ba45 100644 --- a/board/freescale/p1010rdb/p1010rdb.c +++ b/board/freescale/p1010rdb/p1010rdb.c @@ -21,10 +21,8 @@ #include <asm/fsl_serdes.h> #include <asm/fsl_ifc.h> #include <asm/fsl_pci.h> - -#ifndef CONFIG_SDCARD #include <hwconfig.h> -#endif +#include <i2c.h> DECLARE_GLOBAL_DATA_PTR; @@ -33,8 +31,17 @@ DECLARE_GLOBAL_DATA_PTR; #define MUX_CPLD_TDM 0x01 #define MUX_CPLD_SPICS0_FLASH 0x00 #define MUX_CPLD_SPICS0_SLIC 0x02 +#define PMUXCR1_IFC_MASK 0x00ffff00 +#define PMUXCR1_SDHC_MASK 0x00fff000 +#define PMUXCR1_SDHC_ENABLE 0x00555000 + +enum { + MUX_TYPE_IFC, + MUX_TYPE_SDHC, +}; + +static uint sd_ifc_mux; -#ifndef CONFIG_SDCARD struct cpld_data { u8 cpld_ver; /* cpld revision */ u8 pcba_ver; /* pcb revision number */ @@ -52,17 +59,14 @@ struct cpld_data { u8 por2; /* POR Options */ u8 por3; /* POR Options */ }; -#endif int board_early_init_f(void) { ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR); -#ifndef CONFIG_SDCARD struct fsl_ifc *ifc = (void *)CONFIG_SYS_IFC_ADDR; /* Clock configuration to access CPLD using IFC(GPCM) */ setbits_be32(&ifc->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT); -#endif /* * Reset PCIe slots via GPIO4 */ @@ -74,7 +78,6 @@ int board_early_init_f(void) int board_early_init_r(void) { -#ifndef CONFIG_SDCARD const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); @@ -98,7 +101,6 @@ int board_early_init_r(void) CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, flash_esel+1, BOOKE_PAGESZ_16M, 1); -#endif return 0; } @@ -109,6 +111,38 @@ void pci_init_board(void) } #endif /* ifdef CONFIG_PCI */ +int config_board_mux(int ctrl_type) +{ + ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u8 tmp; + + switch (ctrl_type) { + case MUX_TYPE_IFC: + i2c_set_bus_num(I2C_PCA9557_BUS_NUM); + tmp = 0xf0; + i2c_write(I2C_PCA9557_ADDR1, 3, 1, &tmp, 1); + tmp = 0x01; + i2c_write(I2C_PCA9557_ADDR1, 1, 1, &tmp, 1); + sd_ifc_mux = MUX_TYPE_IFC; + clrbits_be32(&gur->pmuxcr, PMUXCR1_IFC_MASK); + break; + case MUX_TYPE_SDHC: + i2c_set_bus_num(I2C_PCA9557_BUS_NUM); + tmp = 0xf0; + i2c_write(I2C_PCA9557_ADDR1, 3, 1, &tmp, 1); + tmp = 0x05; + i2c_write(I2C_PCA9557_ADDR1, 1, 1, &tmp, 1); + sd_ifc_mux = MUX_TYPE_SDHC; + clrsetbits_be32(&gur->pmuxcr, PMUXCR1_SDHC_MASK, + PMUXCR1_SDHC_ENABLE); + break; + default: + break; + } + + return 0; +} + int checkboard(void) { struct cpu_type *cpu; @@ -116,6 +150,11 @@ int checkboard(void) cpu = gd->arch.cpu; printf("Board: %sRDB\n", cpu->name); +#ifdef CONFIG_SDCARD + /* switch to IFC to read info from CPLD */ + config_board_mux(MUX_TYPE_IFC); +#endif + return 0; } @@ -211,6 +250,16 @@ void fdt_del_sdhc(void *blob) } } +void fdt_del_ifc(void *blob) +{ + int nodeoff = 0; + + while ((nodeoff = fdt_node_offset_by_compatible(blob, 0, + "fsl,ifc")) >= 0) { + fdt_del_node(blob, nodeoff); + } +} + void fdt_disable_uart1(void *blob) { int nodeoff; @@ -254,9 +303,13 @@ void ft_board_setup(void *blob, bd_t *bd) fdt_del_flexcan(blob); fdt_del_node_and_alias(blob, "ethernet2"); } -#ifndef CONFIG_SDCARD - /* disable sdhc due to sdhc bug */ - fdt_del_sdhc(blob); + + /* Delete IFC node as IFC pins are multiplexing with SDHC */ + if (sd_ifc_mux != MUX_TYPE_IFC) + fdt_del_ifc(blob); + else + fdt_del_sdhc(blob); + if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "can")) { fdt_del_tdm(blob); fdt_del_spi_slic(blob); @@ -274,11 +327,25 @@ void ft_board_setup(void *blob, bd_t *bd) fdt_del_flexcan(blob); fdt_disable_uart1(blob); } +} #endif + +#ifdef CONFIG_SDCARD +int board_mmc_init(bd_t *bis) +{ + config_board_mux(MUX_TYPE_SDHC); + return -1; +} +#else +void board_reset(void) +{ + /* mux to IFC to enable CPLD for reset */ + if (sd_ifc_mux != MUX_TYPE_IFC) + config_board_mux(MUX_TYPE_IFC); } #endif -#ifndef CONFIG_SDCARD + int misc_init_r(void) { struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); @@ -304,6 +371,30 @@ int misc_init_r(void) out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_FLASH); } + if (hwconfig("esdhc")) + config_board_mux(MUX_TYPE_SDHC); + else if (hwconfig("ifc")) + config_board_mux(MUX_TYPE_IFC); + return 0; } -#endif + +static int pin_mux_cmd(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + if (argc < 2) + return CMD_RET_USAGE; + if (strcmp(argv[1], "ifc") == 0) + config_board_mux(MUX_TYPE_IFC); + else if (strcmp(argv[1], "sdhc") == 0) + config_board_mux(MUX_TYPE_SDHC); + else + return CMD_RET_USAGE; + return 0; +} + +U_BOOT_CMD( + mux, 2, 0, pin_mux_cmd, + "configure multiplexing pin for IFC/SDHC bus in runtime", + "bus_type (e.g. mux sdhc)" +); diff --git a/board/freescale/p1010rdb/tlb.c b/board/freescale/p1010rdb/tlb.c index 77a8043..a7af0f6 100644 --- a/board/freescale/p1010rdb/tlb.c +++ b/board/freescale/p1010rdb/tlb.c @@ -42,7 +42,6 @@ struct fsl_e_tlb_entry tlb_table[] = { 0, 1, BOOKE_PAGESZ_1M, 1), #ifndef CONFIG_SPL_BUILD -#ifndef CONFIG_SDCARD SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS, MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, 0, 2, BOOKE_PAGESZ_16M, 1), @@ -51,7 +50,6 @@ struct fsl_e_tlb_entry tlb_table[] = { CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000, MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, 0, 3, BOOKE_PAGESZ_16M, 1), -#endif #ifdef CONFIG_PCI /* *I*G* - PCI */ @@ -66,7 +64,6 @@ struct fsl_e_tlb_entry tlb_table[] = { #endif #endif -#ifndef CONFIG_SDCARD /* *I*G - Board CPLD */ SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS, MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, @@ -75,7 +72,6 @@ struct fsl_e_tlb_entry tlb_table[] = { SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 7, BOOKE_PAGESZ_1M, 1), -#endif #if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_SPL) SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, diff --git a/include/configs/P1010RDB.h b/include/configs/P1010RDB.h index c058613..032c078 100644 --- a/include/configs/P1010RDB.h +++ b/include/configs/P1010RDB.h @@ -152,10 +152,7 @@ #define CONFIG_DDR_CLK_FREQ 66666666 /* DDRCLK on P1010 RDB */ #define CONFIG_SYS_CLK_FREQ 66666666 /* SYSCLK for P1010 RDB */ -#ifndef CONFIG_SDCARD #define CONFIG_MISC_INIT_R -#endif - #define CONFIG_HWCONFIG /* * These can be toggled for performance analysis, otherwise use default. @@ -256,10 +253,6 @@ extern unsigned long get_sdram_size(void); * 0xffe0_0000 0xffef_ffff CCSR 1M non-cacheable */ -/* In case of SD card boot, IFC interface is not available because of muxing */ -#ifdef CONFIG_SDCARD -#define CONFIG_SYS_NO_FLASH -#else /* * IFC Definitions */ @@ -410,7 +403,6 @@ extern unsigned long get_sdram_size(void); FTIM2_GPCM_TCH(0x0) | \ FTIM2_GPCM_TWP(0x1f)) #define CONFIG_SYS_CS3_FTIM3 0x0 -#endif /* CONFIG_SDCARD */ #if defined(CONFIG_RAMBOOT_SDCARD) || defined(CONFIG_RAMBOOT_SPIFLASH) #define CONFIG_SYS_RAMBOOT @@ -482,6 +474,8 @@ extern unsigned long get_sdram_size(void); #define CONFIG_SYS_FSL_I2C2_SPEED 400000 #define CONFIG_SYS_FSL_I2C2_SLAVE 0x7F #define CONFIG_SYS_FSL_I2C2_OFFSET 0x3100 +#define I2C_PCA9557_ADDR1 0x18 +#define I2C_PCA9557_BUS_NUM 0 /* I2C EEPROM */ #undef CONFIG_ID_EEPROM @@ -567,12 +561,7 @@ extern unsigned long get_sdram_size(void); #define CONFIG_LBA48 #endif /* #ifdef CONFIG_FSL_SATA */ -/* SD interface will only be available in case of SD boot */ -#ifdef CONFIG_SDCARD #define CONFIG_MMC -#define CONFIG_DEF_HWCONFIG esdhc -#endif - #ifdef CONFIG_MMC #define CONFIG_CMD_MMC #define CONFIG_DOS_PARTITION |